How you can improve your laptop battery living
1 Comment By Ashish Gourav It can be irritating to look for a strength outlet to cost your laptop computer battery when you happen to be on the move. Mobile computing has transformed in recent years with better materials, amazingly smaller chips and faster processors, although there isn’t much development inside pursuit of increasing laptop battery living. You should have had those unpleasant experiences of working on a project on your laptop computer, and your battery dies. Here are 15 some straightforward yet efficient tips that may support you extract the maximum out of your laptop battery.
1. Often keep your computer in “stand by mode” when it really is left idle for quite long time. To set the standby mode go to “control panel” , pick “power option” and pick out the “power scheme”, from there decide on the time you wish to wait until going for stand by.
2. Maintain your network card disabled as laptop uses lots of energy to search networks.
3. Constantly close all of the unnecessary packages as these also consume electrical power.
4. Learn to control the programs that run from commence up. You might not have any clue about these packages running within the background. Comply with the begin menu, click on “run” and sort “msconfig” press “enter”. Now click the “start up tab” here pick the program you wish to close and hold running.
5. Condition the batteries by entirely draining it’s charge and then recharging it fully. Partially charging the battery reduces battery everyday living.
6. Frequently deferment to arrange information, this results lesser time in fetching information from tough disk. You need to know the quicker difficult disk moves it consumes lesser ability
7. If you aren’t heading to make use of your battery for a while then charge them to 40% and maintain them in a cool place. Lithium battery‘s average age is 2-3 years and with some care its everyday living could be increased. A
8. Attempt to use updated softwares and new drivers as they tend to eat lesser battery.
9. Continually use original adaptor with exact specification. Any mismatch could lead to over load and damaging battery.
10. Heat and temperature could trigger battery damage slowly but surely, so by no means leave the laptop under direct sun , or in a closed car.
11. Pause the scheduled tasks once you aren’t sure about energy supply. It may possibly be a defrag or a virus scan, but usually schedule them for a time when that you are near a electrical power outlet.
12. USB units eat out a major chunk of battery energy. Remove all the unused exterior units like external mouse, Wi-Fi, exterior speakers, PC cards, Bluetooth and iPod.
13. In no way leave CD/DVD within the drives, spinning drives drains strength incredibly fast.
14. Practice to desist DVD or any other exterior devices when battery is on; try to shift content to virtual drives like pismo file mount or virtual CDROM control panel or hard drive.
15. Well LCD screen is another big power drainer so set the brightness level to the lowest degree feasible for you to work on. This may perhaps not be required but I recommend you do this.
I hope you follow if not all but most of the tricks above and enjoy the battery existence which you deserve.
2010年9月7日星期二
2010年9月6日星期一
What Should I Consider When Buying a Notebook Battery?
Having a good notebook battery is certainly one of the most necessary parts of owning a mobile computer, especially when you intend to take advantage of your laptop's portability; without a fantastic battery, your laptop will must be plugged into the wall much more frequently, limiting your capacity to take it with you. Modern laptop computer batteries tend to last three to five hours, depending about the electrical power needs in the laptop plus the programs the user runs. Couple of things are as frustrating as when your laptop computer battery suddenly won't demand entirely or stops holding its cost for as long; when this occurs, you'll almost certainly want to buy a replacement battery.
There are many laptop battery manufacturers, and even a lot more retailers to purchase your laptop battery from. Nevertheless, your biggest concern in purchasing a mobile computer battery will be to pick the battery that fits your personal computer. For this you will should know the make and model quantity of your mobile computer; in the event you don't know this offhand or don't have the required paperwork, check the inside of your respective laptop's battery compartment even though the laptop or computer is off and unplugged. There you must discover the model range, along with some other information. You may well also find the part variety of your laptop computer battery, located about the casing in the battery itself.
When purchasing a mobile computer battery, you will most likely only have one or two choices that fit your pc. Opt for the battery with the longest life obtainable on your personal computer. You will discover a number of diverse kinds of mobile computer batteries; simply because the technologies of each are very different, a notebook computer should be designed specifically for the form of battery it uses. Most laptops are only developed to use one variety of battery technology.
The nickel cadmium battery, known as NiCad (pronounced "Nigh-Kad"), utilized to be essentially the most common type of laptop computer battery. Nickel cadmium batteries couldn't hold incredibly much electrical power by today's standards, and could only be charged a limited quantity of instances. NiCad batteries could quickly be ruined by being left about the charger after they had reached full charge, or by being recharged before they were totally dead. The latter problem, called the "memory effect," meant that in the event you recharged your notebook battery just before it had run absolutely down, it would remember the point at which you put it back about the charger, and only discharge that far the next time you utilized it.
The nickel metal hydride (NiMH) mobile computer battery was the next step up from NiCad. NiMH batteries could maintain considerably additional energy than NiCad, but they still had some thing of a memory impact -- despite the fact that it wasn't as pronounced. Lithium ion (Li-Ion) is the latest technologies for mobile computer batteries; despite the fact that Li-Ion batteries hold about the same amount of power as NiMH, they're considerably lighter and far superior. The Li-Ion notebook computer battery doesn't have a memory effect and lasts considerably longer than its predecessors. If your laptop supports multiple types of batteries, and also the Li-Ion is one of them, then you really should opt for the Li-Ion as the very best sort of battery offered in your laptop computer.
Regardless of which variety you've, it is necessary to properly care to your notebook battery, to be able to get as much life out of it as achievable. "Conditioning," which signifies fully discharging and then absolutely charging the battery, really should be carried out at least each and every few weeks, as it maintains the complete capacity of the laptop computer battery. Some authorities claim that this just isn't necessary with Li-Ion batteries, although others maintain that it's a great idea to condition all mobile computer batteries frequently, rather than simply leaving them plugged into the wall at all occasions. Your laptop battery need to by no means be stored in an region that drops below 50ºF (10ºC) or rises above 95ºF (35ºC); this indicates that your laptop computer ought to not be left inside the automobile or in a storage region which is not climate controlled. Also, for extended storage of six months or far more, the notebook computer battery should be discharged to 50% capacity and removed from the computer; a battery stored for an extended period of time at complete capacity may well lose the potential to charge absolutely, while a battery saved in a fully discharged state might by no means be able to demand again at all.
There are many laptop battery manufacturers, and even a lot more retailers to purchase your laptop battery from. Nevertheless, your biggest concern in purchasing a mobile computer battery will be to pick the battery that fits your personal computer. For this you will should know the make and model quantity of your mobile computer; in the event you don't know this offhand or don't have the required paperwork, check the inside of your respective laptop's battery compartment even though the laptop or computer is off and unplugged. There you must discover the model range, along with some other information. You may well also find the part variety of your laptop computer battery, located about the casing in the battery itself.
When purchasing a mobile computer battery, you will most likely only have one or two choices that fit your pc. Opt for the battery with the longest life obtainable on your personal computer. You will discover a number of diverse kinds of mobile computer batteries; simply because the technologies of each are very different, a notebook computer should be designed specifically for the form of battery it uses. Most laptops are only developed to use one variety of battery technology.
The nickel cadmium battery, known as NiCad (pronounced "Nigh-Kad"), utilized to be essentially the most common type of laptop computer battery. Nickel cadmium batteries couldn't hold incredibly much electrical power by today's standards, and could only be charged a limited quantity of instances. NiCad batteries could quickly be ruined by being left about the charger after they had reached full charge, or by being recharged before they were totally dead. The latter problem, called the "memory effect," meant that in the event you recharged your notebook battery just before it had run absolutely down, it would remember the point at which you put it back about the charger, and only discharge that far the next time you utilized it.
The nickel metal hydride (NiMH) mobile computer battery was the next step up from NiCad. NiMH batteries could maintain considerably additional energy than NiCad, but they still had some thing of a memory impact -- despite the fact that it wasn't as pronounced. Lithium ion (Li-Ion) is the latest technologies for mobile computer batteries; despite the fact that Li-Ion batteries hold about the same amount of power as NiMH, they're considerably lighter and far superior. The Li-Ion notebook computer battery doesn't have a memory effect and lasts considerably longer than its predecessors. If your laptop supports multiple types of batteries, and also the Li-Ion is one of them, then you really should opt for the Li-Ion as the very best sort of battery offered in your laptop computer.
Regardless of which variety you've, it is necessary to properly care to your notebook battery, to be able to get as much life out of it as achievable. "Conditioning," which signifies fully discharging and then absolutely charging the battery, really should be carried out at least each and every few weeks, as it maintains the complete capacity of the laptop computer battery. Some authorities claim that this just isn't necessary with Li-Ion batteries, although others maintain that it's a great idea to condition all mobile computer batteries frequently, rather than simply leaving them plugged into the wall at all occasions. Your laptop battery need to by no means be stored in an region that drops below 50ºF (10ºC) or rises above 95ºF (35ºC); this indicates that your laptop computer ought to not be left inside the automobile or in a storage region which is not climate controlled. Also, for extended storage of six months or far more, the notebook computer battery should be discharged to 50% capacity and removed from the computer; a battery stored for an extended period of time at complete capacity may well lose the potential to charge absolutely, while a battery saved in a fully discharged state might by no means be able to demand again at all.
2010年9月2日星期四
Sony laptop with "3D" button coming 2011: report
After getting somewhat late towards the game with its 1st line of stereoscopic 3d TVs, Sony is gunning to become proactive within the 3d laptop current market, planning a pc with full 3d capabilities for release next year.
Cnet includes a report of a prototype for the device getting shown off at this week's IFA conference
in Berlin, one on the biggest technology events in Europe.
The laptop, to become sold under Sony's Vaio brand, includes a 3d button that would assumedly be able to transform a 2D picture into three dimensional. It will come packed with a pair of active shutter glasses, but it is not known if these is going to be different than the ones that Sony Bravia TVs use. Current 3d personal computers require special proprietary glasses from the maker in the computer graphics chip.
Company CEO Sir Howard Stringer confirmed in a press conference that three dimensional Vaio PCs would be accessible in retail following spring.
The market place for 3d TVs is just barely getting off the ground, so the very vast majority of consumers can't even care about three dimensional personal computers at this point. Nevertheless, unfettered Internet access is already promising to make three dimensional content additional accessible on personal computers than on TVs, where viewers are beholden to their particular Tv manufacturer and service provider.
Sony is also reportedly showing off the WV-90, a 3d video projector. That's for those customers who just aren't happy sufficient with the 60 inch 3d Tv sets offered on the marketplace. The projector will use the same active shutter glasses as all of Sony's 3d Bravia TVs.
Sony would like you to believe of its name whenever you believe of three dimensional. From the PS3 to TVs to Blu-ray players to computers, it's the only organization that promises to bring 3d to each a single of your visual entertainment technologies. It is even thinking of launching its own 3d Television channel.
Cnet includes a report of a prototype for the device getting shown off at this week's IFA conference
in Berlin, one on the biggest technology events in Europe.
The laptop, to become sold under Sony's Vaio brand, includes a 3d button that would assumedly be able to transform a 2D picture into three dimensional. It will come packed with a pair of active shutter glasses, but it is not known if these is going to be different than the ones that Sony Bravia TVs use. Current 3d personal computers require special proprietary glasses from the maker in the computer graphics chip.
Company CEO Sir Howard Stringer confirmed in a press conference that three dimensional Vaio PCs would be accessible in retail following spring.
The market place for 3d TVs is just barely getting off the ground, so the very vast majority of consumers can't even care about three dimensional personal computers at this point. Nevertheless, unfettered Internet access is already promising to make three dimensional content additional accessible on personal computers than on TVs, where viewers are beholden to their particular Tv manufacturer and service provider.
Sony is also reportedly showing off the WV-90, a 3d video projector. That's for those customers who just aren't happy sufficient with the 60 inch 3d Tv sets offered on the marketplace. The projector will use the same active shutter glasses as all of Sony's 3d Bravia TVs.
Sony would like you to believe of its name whenever you believe of three dimensional. From the PS3 to TVs to Blu-ray players to computers, it's the only organization that promises to bring 3d to each a single of your visual entertainment technologies. It is even thinking of launching its own 3d Television channel.
2010年8月31日星期二
Apple iPad supply catching up to demand
SAN FRANCISCO — Apple on Monday promised that US orders for its iPad tablet computers would ship within 24 hours, in a sign that supply in the hot-selling devices was catching up to demand.
The on the internet Apple Store indicated that any from the six iPad models would be shipped, free of charge of charge, within 24 hours of an order being placed.
People have snapped up millions of iPads since the gadgets launched from the United States and wait times for the devices at times stretched into weeks.
The shortened wait has prompted debate over whether Apple's beefed-up production was paying off or if demand for iPads was waning.
Apple could provide some perspective on iPad sales during a special event to take place in San Francisco on Wednesday, but the California company's iPod line is expected to be the primary focus with the gathering.
The iPad went on sale in the United States on April 3 and Apple sold a lot more than three million in 80 days.
The iPad enables users to watch video, listen to music, play games, surf the Web or read electronic books. The cheapest iPad costs 499 dollars (US) although the top model is priced at 829 dollars.
Apple has released the iPad in much more than a dozen countries, and China Unicom is expected to start promoting Apple's iPad within the world's largest Net marketplace in mid to late-September.
The on the internet Apple Store indicated that any from the six iPad models would be shipped, free of charge of charge, within 24 hours of an order being placed.
People have snapped up millions of iPads since the gadgets launched from the United States and wait times for the devices at times stretched into weeks.
The shortened wait has prompted debate over whether Apple's beefed-up production was paying off or if demand for iPads was waning.
Apple could provide some perspective on iPad sales during a special event to take place in San Francisco on Wednesday, but the California company's iPod line is expected to be the primary focus with the gathering.
The iPad went on sale in the United States on April 3 and Apple sold a lot more than three million in 80 days.
The iPad enables users to watch video, listen to music, play games, surf the Web or read electronic books. The cheapest iPad costs 499 dollars (US) although the top model is priced at 829 dollars.
Apple has released the iPad in much more than a dozen countries, and China Unicom is expected to start promoting Apple's iPad within the world's largest Net marketplace in mid to late-September.
2010年8月27日星期五
Preserving Your Apple Product Battery
Buying and depending on an electronic device signifies depending on its battery. For Apple items, that battery is most likely a Lithium Ion Battery or Li-Ion.
Why the Li-Ion? It's said additional strength is packed into these nickel-based batteries than most. This means much more power without sacrificing size and weight.
The living of the battery will depend on how you use it. If you are watching DVD’s in your notebook, the battery is going to be sucked a lot more rapidly than if you might be basically making use of a word processing program. This is obvious. But you will find a few other tricks to preserving battery life within your Apple solutions as effectively. They consist of:
Notebook – With your notebook, one particular in the primary things you'll be able to do to preserve your battery lifestyle would be to maintain it in a moderate temperature zone. This means not leaving it locked in your hot vehicle inside the summer or cold auto within the winter. Your notebook and it’s battery must work very best within temperatures of 50 degrees to 95 degrees. When you first purchase your notebook, be certain to give it a full charge proper away. With lithium-based batteries, it truly is also critical to keep the electrons in it moving, this means not leaving your laptop plugged in all from the time. The perfect use of your Apple notebook is usually to combine use of it on the battery and plugged in, throughout the day. Apple also recommends charging and discharging its battery at the very least once per month. If you are not using your notebook for additional than six months, Apple recommends that you store the notebook using the battery at a 50% charge. Fully discharging a battery prior to storing it could make it incapable of holding any charge. Storing it complete could produce loss of battery capacity as perfectly. Last, make certain your notebook’s settings are in an optimal place. For instance, change on your energy saving alternative, dim your screen to the lowest feasible comfort level, turn off AirPort Wireless in case you aren’t employing it as well as Bluetooth, and disconnect peripherals and quit applications when not in use.
iPod – Caring for your iPod battery is similar to taking care of your respective laptop battery – maintaining your gadget out on the sun and within temperatures between 32 degrees and 95 is ideal. Apple suggests you really should generally update your latest software as engineers may come across new approaches to optimize battery performance. Use your iPod often to keep the electrons moving inside the battery. A person requirements to be sure and go through at the very least one charge cycle per month. Once you aren’t making use of your iPod, set the Hold switch. This will prevent your iPod controls from waking up and applying unnecessary electrical power. It is possible to also optimize your settings in your iPod. In case you don’t use characteristics just like Wi-Fi, Backlight, and Equalizer -your battery will last longer. Reduce the use of third-party applications, fetch information less frequently, and turn off push notifications. Limiting your fast-forwarding saves power as nicely as the iPod won’t need to fill its cache, which means it has to access your difficult drive a lot more often and use a lot more power. Creating playlists is more preferable. Applying compressed songs helps as well.
iPhone – Again, like the above devices, maintaining your iPhone out on the car where it is exposed to really high or low temperatures will assist preserve its battery. Optimize your phone’s settings and watch how much you use the characteristics of one's phone. Each time you retrieve email, for instance, it affects your battery life. It is possible to also change off push notifications, fetch information much less regularly, turn away push mail, lessen use of third party applications, turn off Wi-Fi, change off Bluetooth, use Airplane mode, adjust brightness to dimmest setting, and turn off 3G. You will also need to lock your iPhone making use of Auto-Lock when not making use of it, this will turn it away far more easily after a period of inactivity. As with the other devices, you also would like to use the phone routinely and go through at least a person charge cycle per month.
By practicing these uncomplicated rules, you can make your Apple electronic device last longer with its Lithium Ion Battery.
Why the Li-Ion? It's said additional strength is packed into these nickel-based batteries than most. This means much more power without sacrificing size and weight.
The living of the battery will depend on how you use it. If you are watching DVD’s in your notebook, the battery is going to be sucked a lot more rapidly than if you might be basically making use of a word processing program. This is obvious. But you will find a few other tricks to preserving battery life within your Apple solutions as effectively. They consist of:
Notebook – With your notebook, one particular in the primary things you'll be able to do to preserve your battery lifestyle would be to maintain it in a moderate temperature zone. This means not leaving it locked in your hot vehicle inside the summer or cold auto within the winter. Your notebook and it’s battery must work very best within temperatures of 50 degrees to 95 degrees. When you first purchase your notebook, be certain to give it a full charge proper away. With lithium-based batteries, it truly is also critical to keep the electrons in it moving, this means not leaving your laptop plugged in all from the time. The perfect use of your Apple notebook is usually to combine use of it on the battery and plugged in, throughout the day. Apple also recommends charging and discharging its battery at the very least once per month. If you are not using your notebook for additional than six months, Apple recommends that you store the notebook using the battery at a 50% charge. Fully discharging a battery prior to storing it could make it incapable of holding any charge. Storing it complete could produce loss of battery capacity as perfectly. Last, make certain your notebook’s settings are in an optimal place. For instance, change on your energy saving alternative, dim your screen to the lowest feasible comfort level, turn off AirPort Wireless in case you aren’t employing it as well as Bluetooth, and disconnect peripherals and quit applications when not in use.
iPod – Caring for your iPod battery is similar to taking care of your respective laptop battery – maintaining your gadget out on the sun and within temperatures between 32 degrees and 95 is ideal. Apple suggests you really should generally update your latest software as engineers may come across new approaches to optimize battery performance. Use your iPod often to keep the electrons moving inside the battery. A person requirements to be sure and go through at the very least one charge cycle per month. Once you aren’t making use of your iPod, set the Hold switch. This will prevent your iPod controls from waking up and applying unnecessary electrical power. It is possible to also optimize your settings in your iPod. In case you don’t use characteristics just like Wi-Fi, Backlight, and Equalizer -your battery will last longer. Reduce the use of third-party applications, fetch information less frequently, and turn off push notifications. Limiting your fast-forwarding saves power as nicely as the iPod won’t need to fill its cache, which means it has to access your difficult drive a lot more often and use a lot more power. Creating playlists is more preferable. Applying compressed songs helps as well.
iPhone – Again, like the above devices, maintaining your iPhone out on the car where it is exposed to really high or low temperatures will assist preserve its battery. Optimize your phone’s settings and watch how much you use the characteristics of one's phone. Each time you retrieve email, for instance, it affects your battery life. It is possible to also change off push notifications, fetch information much less regularly, turn away push mail, lessen use of third party applications, turn off Wi-Fi, change off Bluetooth, use Airplane mode, adjust brightness to dimmest setting, and turn off 3G. You will also need to lock your iPhone making use of Auto-Lock when not making use of it, this will turn it away far more easily after a period of inactivity. As with the other devices, you also would like to use the phone routinely and go through at least a person charge cycle per month.
By practicing these uncomplicated rules, you can make your Apple electronic device last longer with its Lithium Ion Battery.
2010年8月13日星期五
TUAW Tips: 25 ways to check the hardware on your iPhone 4
I received my second replacement iPhone 4 yesterday. Given the problems had both my first iPhone 4 units, I wanted to make absolutely sure, in as little time as possible that have this replacement nothing wrong with it. Before I even took it up from the shop, I began compiling a list of things I needed to test and how I would do it.
What I came out, is a series of hardware checks that any legal after taking an iPhone 4 out of the box and sync it to perform for the first time. This is by no means the only way to test an iPhone 4's hardware failure and there are probably more comprehensive methods, but the following procedure is basic enough for most users to follow. Plus, it should not catch any glaring hardware defects in a 4 iPhone immediately. Click "More" to read the checklist.
What do you check before you synchronize with iTunes for the first time:
Jacket: Check for cracks in the glass, visible gaps, and loose connections. The phone should be strong, without "to" anywhere - a properly constructed iPhone 4 is pretty much a solid glass / steel plate. In particular, the front and rear glass to the stainless steel-band antenna flush. All gaps are not only allow dust into the iPhone, but also act as a pivot point, reducing the structural integrity of the glass and to break it more like an accidental drop. Such gaps are both incredibly rare (I'm probably the only guy "Lucky" enough to be hit with this problem twice) and very difficult to recognize. Hold the iPhone in landscape mode with a strong light source in the background. As long as you do not see anything like this, you're good to go:
Small hole, big problem
Home / Sleep keys: Another article you can test before syncing the iPhone, you should perform their intended function of these keys immediately and should not be excessively loose or too sticky. A tiny wobble or a little "clickiness" in the two keys is nothing to fear but if your sleep is key to clatter into the housing needs Herculean task or pressure so that it works, it is a problem.
Vibration alarm switch / motor: Flick the switch to the iPhone brought into vibration. The button should glide smoothly, and you should immediately feel the phone vibrate motor kick in, the successful activation.
Leave during the first sync with iTunes to check:
Dock connector: If there is something wrong with the dock connector, you will know immediately, either your iPhone will not sync with the computer, or it will not charge.
Flash memory: It's not very often, but when the iPhone damaged in the flash memory chips, this could show up as errors sync in iTunes. Poor synchronization is not enough to the problem on the iPhone itself - iTunes PIN is a tricky beast at the best of times - but if you do not get to sync to the iPhone successfully, despite numerous attempts and some basic iTunes troubleshooting are, can bad flash his memory in the iPhone the culprit. The easiest way, the memory test is to use it, fill your iPhone with as much media as you can during the first synchronization. If you have an iPhone 32 GB 4, now have a good time to go do something else for an hour or two, because a lot of data sync, that takes a while.
What one review after syncing with iTunes:
Volume keys: it is immediately obvious if this will not work. Note that a little play from side to side "in these keys is normal and not fret about.
Headphone Jack: Plug the headphones came with the iPhone. It should not wobble in the bush at all. You should hear both sound headphone while playing media, and if you do not plug in another set of headphones to make sure it is not a problem rather than a headphone jack problem. Test the headphone control also, play / pause, track forward / back, VoiceOver, and volume up / down, all function normally. VoiceOver should be able to pick up your voice from the headset microphone.
Camera: Verify that the shutter opens and closes on the front and rear-facing cameras, by still photos with the two. Test the iPhone's "Tap to focus" function with the objective of the camera on a scene with significant differences in the distance / brightness - a bright window in the background of a dark room, for example - and make sure the camera will focus / brightness according to where you tap the screen. Check the photos for obvious problems such as discoloration, pixellation, banding, etc. - do not you go to a museum-quality images from the iPhone 4 of the 5-megapixel sensor to get, but the photos must be free of glaring, obvious flaws. Test that the LED flash when taking photos by the upper-left corner of the screen that reads to the flash-mode "on." Now test both cameras again by video with them. Video from both cameras should be free from stuttering, and of course you should be able to hear sound when you play the video.
Accelerometer, you can test the function of the accelerometers in the same time as the camera, on-screen controls should change position as you tilt the iPhone from portrait to landscape. Next you open any application, text input, enter a few characters accepted, and then shake the iPhone, a pop-up dialog should immediately asked if you Undo command to cancel or.
Antennas:
3G: If you are in an area with 3G service, it should pick up a signal the iPhone without requiring you to do something. Test your data with some basic browsing in Safari, speeds, depending on how good your signal / network is different, but if you have a 3G connection, you should not to several minutes to load even complex pages, wait. Try to test the temptation to avoid the "Death Grip" phenomenon, not only these vary from network to network, cell-cell site to site, I found it varies from phone to phone. My first iPhone 4, purchased just over two weeks, definitely exhibited signal loss in "Death Grip" mode, but my new iPhone does not drop signal to all four, no matter how I hold it.
EDGE / GPRS: Even if you have a 3G signal, it is an easy way to test whether you can also pick up signals at a slower EDGE / GPRS connection when necessary. Go to Settings> General> Network and set Enable 3G to Off. Your iPhone must fall back to EDGE / GPRS in seconds. Test your data again by example in Safari, but be aware that the connection speed is almost unbearable in EDGE and GPRS, but useless.
GPS: Open the map app and tap the arrow icon in the lower left corner. Unless you are within a structure with thick walls or ceilings, should be a blue dot appears, or relatively close to your current position almost immediately. The iPhone 4 GPS antenna is also accurate and efficient than the iPhone in earlier - my iPhone 3G was rarely able to find me at all when I was outside - so you should show your position in Maps is quite fast in most cases. If not try again, outside with a clear view of the sky when you get your iPhone's GPS is still not, an update on your site, it may be defective.
Bluetooth: I do not have a Bluetooth headset, as I was tested by pairing Bluetooth with my Mac for internet tethering. It took me many tries to get my iPhone 4 successfully pair with my Mac, but I was finally able to him to do this procedure:
1st On the iPhone, select Internet Tethering by> Settings> General> Network> Internet Tethering On. You will be asked if you want to enable Bluetooth; do. (You can also Bluetooth by going to Settings> General> Bluetooth>, but there's not much you can with a Mac-iPhone Bluetooth pairing other than Internet Tethering, you might as well save yourself the extra step to . do)
2nd Open System Preferences on your Mac and open the System Preferences Bluetooth. Turn your Mac's Bluetooth on, and click the check box next to "recognizable" as your iPhone, you can find your Mac. Click + to be a new Bluetooth device and Bluetooth Wizard opens.
3rd Once Bluetooth Wizard opens, you should show your iPhone in the list of devices immediately. If it does not work this is your first indication there might be something wrong with your iPhone Bluetooth. If the iPhone does not appear, click it and wait, Bluetooth wizard to generate a password.
4th Here is the part where I got tripped is. Once Bluetooth wizard generates a password for your iPhone, not only do you have that pass code to accept on the iPhone, after accepting the pass code, click the pairing must immediately click on "Next" in the Bluetooth Setup Assistant on your Mac otherwise it will fail. There is nothing in the Bluetooth Setup Assistant, you do what is very irritating - I spent about 15 minutes cursing at my Mac, until I told the out.
5th Fortunately, once your iPhone successfully pairs with your Mac over Bluetooth, you should not always have to do it again. Click here for the use of the iPhone's Internet Tethering via Bluetooth, the Bluetooth icon on your Mac's menu bar, select your iPhone, then select "Connect to the network."
Wi-Fi: Fortunately, testing the iPhone's Wi-Fi a lot easier than Bluetooth. activated In fact, with the iPhone, the default options, you will be prompted to connect to a nearby wireless networks are. If the iPhone discovered a nearby network of its own, this is a good sign when a connection to a network is successful, after you say it, the wireless antenna is working properly.
Touch screen: There are two quick ways to ensure that there are no dead pixels on your iPhone the touch screen. First, open any program, the text (Notepad, Safari, etc.) and type accepted "The quick brown fox jumps over the lazy dog" on the iPhone keyboard with your iPhone typing in all three orientations: Portrait, Landscape with the Home button on the left side, and the landscape with the Home button on the right. This is a good test, to ensure the touch screen registers taps along most of its surface. To test swiping, open the photo app, select any photo, zoom it, and run your finger over the whole screen, the photo should be to seamlessly with the movement of the fingers.
LCD: Considering how close is the pixel-4's iPhone retinal display, it is questionable whether a visible or two dead pixels at all would. You can test for dead pixels anyway with the free flashlight app that allows you many different solid and patterned colors are displayed on the screen. What do the LED-backlit, it is obvious when it does not work at all, but you can further test by going into Settings> Brightness and drag the slider from one end of the scale to another.
Ambient Light Sensor: The easiest way to check this is by sitting in a darkened room and turn it up and down> in the settings of brightness. In a dark room and to the default brightness settings, the display should auto-brightness light off, then darken slightly with auto-brightness.
CPU / GPU: Playing any graphically intensive 3D game will be the iPhone 4 CPU and GPU a decent workout, especially if the app for the retina display optimized. The iPhone 4 processor and graphics hardware are surprisingly robust for a device of its size, so you should not see much graphical economic downturn in any game App Store fire. Garbled or distorted image points to a bug in the GPU, while mean excessive heating or general low performance could a faulty CPU. Playing a H.264 hi-res movie in the iPod app is a good check, too - videos should play smoothly without stuttering or obvious artifacts such as blocks, lines, pixellation or distortion.
Magnetometer: Open the Compass app and tap the button in the lower right corner. iPhone should be able to switch seamlessly between true north and magnetic north. If your iPhone is not able to do a signal even after numerous "figure 8" movement in order to obtain clear interference, the magnetometer can be faulty.
Tops: The iPhone is not by any standard 4-Apps that come the benefits of the roundabout. Fortunately, there is a free app called gyroscope in App Store iPhone 4 that the capacity, its orientation in 3D space demonstrates seen. Once you download and open, this would app, it immediately obvious if your iPhone's four gyroscope is incorrect because one or more of the values for pitch, roll, yaw or will not change when you move the device.
What to test during a call:
Microphone: Test the microphone in normal and hands-free mode. The person on the other phone should be able to hear you clearly, with minimal distortion, if at all. There are a few reports of failed four microphones in the iPhone have been listening to people do not talk of the caller, iPhone with a 4; whether this fault or a microphone for an overzealous Noise-canceling microphone, is unclear.
Speakers: Both the speaker and listener base of the speaker to be heard, and free of static or distortion. Listen for noise from the noise-canceling microphone or an unscreened / screened poorly headphone speakers - my first two iPhone units 4 a very annoying "beatbox" sound when making calls.
Proximity Sensor: The touch screen should be switched off if the iPhone held to your ear, then quickly back on when pulled. There have been reports of the iPhone with 4 sensors accidentally activated during the phone calls and what people hang up on unwanted calls with their cheeks (How's that for FaceTime), but this is probably a problem with the IOS software as a hardware problem. If the proximity sensor to work at all, this is a hardware failure.
All of the above-mentioned studies carried out, together takes about 15-20 minutes, not counting the time that you want to synchronize data on the iPhone for the first time putting the iPhone through its paces with the four tests described above glaring deficiencies iPhone 4 be found immediately. The final piece of the iPhone 4 hardware requires that the test takes much longer to test:
Battery: I have done no specific testing of the iPhone 4 battery, but the life I have has come from him over the last 24 hours consistent with Apple's estimates. There are any number of battery tests you can perform to test your battery's capacity, but one of the most popular is a video on repeat and let it play until the battery is empty. According to Apple tests you should get around 10 hours of video playback from a single battery charge, but there is some leeway in these results. I want a little less than 7 or so hours of video playback on a fully charged, brand new iPhone 4, which may fail in brightness, which has done nothing to play as a video during this time to say to a battery failure.
These tests are necessarily simplistic, and they can not catch all the hardware failures that might find an Apple Store Genius with special equipment. That's the beauty part, though: these tests are only about everyone can do, and if you make it all right after I your iPhone 4 you are relatively sure that your iPhone 4 no out-of-the-box dud. After passing through this list myself, I could not find anything with my second replacement iPhone 4, at least for now, it seems the third time is indeed the charm.
What I came out, is a series of hardware checks that any legal after taking an iPhone 4 out of the box and sync it to perform for the first time. This is by no means the only way to test an iPhone 4's hardware failure and there are probably more comprehensive methods, but the following procedure is basic enough for most users to follow. Plus, it should not catch any glaring hardware defects in a 4 iPhone immediately. Click "More" to read the checklist.
What do you check before you synchronize with iTunes for the first time:
Jacket: Check for cracks in the glass, visible gaps, and loose connections. The phone should be strong, without "to" anywhere - a properly constructed iPhone 4 is pretty much a solid glass / steel plate. In particular, the front and rear glass to the stainless steel-band antenna flush. All gaps are not only allow dust into the iPhone, but also act as a pivot point, reducing the structural integrity of the glass and to break it more like an accidental drop. Such gaps are both incredibly rare (I'm probably the only guy "Lucky" enough to be hit with this problem twice) and very difficult to recognize. Hold the iPhone in landscape mode with a strong light source in the background. As long as you do not see anything like this, you're good to go:
Small hole, big problem
Home / Sleep keys: Another article you can test before syncing the iPhone, you should perform their intended function of these keys immediately and should not be excessively loose or too sticky. A tiny wobble or a little "clickiness" in the two keys is nothing to fear but if your sleep is key to clatter into the housing needs Herculean task or pressure so that it works, it is a problem.
Vibration alarm switch / motor: Flick the switch to the iPhone brought into vibration. The button should glide smoothly, and you should immediately feel the phone vibrate motor kick in, the successful activation.
Leave during the first sync with iTunes to check:
Dock connector: If there is something wrong with the dock connector, you will know immediately, either your iPhone will not sync with the computer, or it will not charge.
Flash memory: It's not very often, but when the iPhone damaged in the flash memory chips, this could show up as errors sync in iTunes. Poor synchronization is not enough to the problem on the iPhone itself - iTunes PIN is a tricky beast at the best of times - but if you do not get to sync to the iPhone successfully, despite numerous attempts and some basic iTunes troubleshooting are, can bad flash his memory in the iPhone the culprit. The easiest way, the memory test is to use it, fill your iPhone with as much media as you can during the first synchronization. If you have an iPhone 32 GB 4, now have a good time to go do something else for an hour or two, because a lot of data sync, that takes a while.
What one review after syncing with iTunes:
Volume keys: it is immediately obvious if this will not work. Note that a little play from side to side "in these keys is normal and not fret about.
Headphone Jack: Plug the headphones came with the iPhone. It should not wobble in the bush at all. You should hear both sound headphone while playing media, and if you do not plug in another set of headphones to make sure it is not a problem rather than a headphone jack problem. Test the headphone control also, play / pause, track forward / back, VoiceOver, and volume up / down, all function normally. VoiceOver should be able to pick up your voice from the headset microphone.
Camera: Verify that the shutter opens and closes on the front and rear-facing cameras, by still photos with the two. Test the iPhone's "Tap to focus" function with the objective of the camera on a scene with significant differences in the distance / brightness - a bright window in the background of a dark room, for example - and make sure the camera will focus / brightness according to where you tap the screen. Check the photos for obvious problems such as discoloration, pixellation, banding, etc. - do not you go to a museum-quality images from the iPhone 4 of the 5-megapixel sensor to get, but the photos must be free of glaring, obvious flaws. Test that the LED flash when taking photos by the upper-left corner of the screen that reads to the flash-mode "on." Now test both cameras again by video with them. Video from both cameras should be free from stuttering, and of course you should be able to hear sound when you play the video.
Accelerometer, you can test the function of the accelerometers in the same time as the camera, on-screen controls should change position as you tilt the iPhone from portrait to landscape. Next you open any application, text input, enter a few characters accepted, and then shake the iPhone, a pop-up dialog should immediately asked if you Undo command to cancel or.
Antennas:
3G: If you are in an area with 3G service, it should pick up a signal the iPhone without requiring you to do something. Test your data with some basic browsing in Safari, speeds, depending on how good your signal / network is different, but if you have a 3G connection, you should not to several minutes to load even complex pages, wait. Try to test the temptation to avoid the "Death Grip" phenomenon, not only these vary from network to network, cell-cell site to site, I found it varies from phone to phone. My first iPhone 4, purchased just over two weeks, definitely exhibited signal loss in "Death Grip" mode, but my new iPhone does not drop signal to all four, no matter how I hold it.
EDGE / GPRS: Even if you have a 3G signal, it is an easy way to test whether you can also pick up signals at a slower EDGE / GPRS connection when necessary. Go to Settings> General> Network and set Enable 3G to Off. Your iPhone must fall back to EDGE / GPRS in seconds. Test your data again by example in Safari, but be aware that the connection speed is almost unbearable in EDGE and GPRS, but useless.
GPS: Open the map app and tap the arrow icon in the lower left corner. Unless you are within a structure with thick walls or ceilings, should be a blue dot appears, or relatively close to your current position almost immediately. The iPhone 4 GPS antenna is also accurate and efficient than the iPhone in earlier - my iPhone 3G was rarely able to find me at all when I was outside - so you should show your position in Maps is quite fast in most cases. If not try again, outside with a clear view of the sky when you get your iPhone's GPS is still not, an update on your site, it may be defective.
Bluetooth: I do not have a Bluetooth headset, as I was tested by pairing Bluetooth with my Mac for internet tethering. It took me many tries to get my iPhone 4 successfully pair with my Mac, but I was finally able to him to do this procedure:
1st On the iPhone, select Internet Tethering by> Settings> General> Network> Internet Tethering On. You will be asked if you want to enable Bluetooth; do. (You can also Bluetooth by going to Settings> General> Bluetooth>, but there's not much you can with a Mac-iPhone Bluetooth pairing other than Internet Tethering, you might as well save yourself the extra step to . do)
2nd Open System Preferences on your Mac and open the System Preferences Bluetooth. Turn your Mac's Bluetooth on, and click the check box next to "recognizable" as your iPhone, you can find your Mac. Click + to be a new Bluetooth device and Bluetooth Wizard opens.
3rd Once Bluetooth Wizard opens, you should show your iPhone in the list of devices immediately. If it does not work this is your first indication there might be something wrong with your iPhone Bluetooth. If the iPhone does not appear, click it and wait, Bluetooth wizard to generate a password.
4th Here is the part where I got tripped is. Once Bluetooth wizard generates a password for your iPhone, not only do you have that pass code to accept on the iPhone, after accepting the pass code, click the pairing must immediately click on "Next" in the Bluetooth Setup Assistant on your Mac otherwise it will fail. There is nothing in the Bluetooth Setup Assistant, you do what is very irritating - I spent about 15 minutes cursing at my Mac, until I told the out.
5th Fortunately, once your iPhone successfully pairs with your Mac over Bluetooth, you should not always have to do it again. Click here for the use of the iPhone's Internet Tethering via Bluetooth, the Bluetooth icon on your Mac's menu bar, select your iPhone, then select "Connect to the network."
Wi-Fi: Fortunately, testing the iPhone's Wi-Fi a lot easier than Bluetooth. activated In fact, with the iPhone, the default options, you will be prompted to connect to a nearby wireless networks are. If the iPhone discovered a nearby network of its own, this is a good sign when a connection to a network is successful, after you say it, the wireless antenna is working properly.
Touch screen: There are two quick ways to ensure that there are no dead pixels on your iPhone the touch screen. First, open any program, the text (Notepad, Safari, etc.) and type accepted "The quick brown fox jumps over the lazy dog" on the iPhone keyboard with your iPhone typing in all three orientations: Portrait, Landscape with the Home button on the left side, and the landscape with the Home button on the right. This is a good test, to ensure the touch screen registers taps along most of its surface. To test swiping, open the photo app, select any photo, zoom it, and run your finger over the whole screen, the photo should be to seamlessly with the movement of the fingers.
LCD: Considering how close is the pixel-4's iPhone retinal display, it is questionable whether a visible or two dead pixels at all would. You can test for dead pixels anyway with the free flashlight app that allows you many different solid and patterned colors are displayed on the screen. What do the LED-backlit, it is obvious when it does not work at all, but you can further test by going into Settings> Brightness and drag the slider from one end of the scale to another.
Ambient Light Sensor: The easiest way to check this is by sitting in a darkened room and turn it up and down> in the settings of brightness. In a dark room and to the default brightness settings, the display should auto-brightness light off, then darken slightly with auto-brightness.
CPU / GPU: Playing any graphically intensive 3D game will be the iPhone 4 CPU and GPU a decent workout, especially if the app for the retina display optimized. The iPhone 4 processor and graphics hardware are surprisingly robust for a device of its size, so you should not see much graphical economic downturn in any game App Store fire. Garbled or distorted image points to a bug in the GPU, while mean excessive heating or general low performance could a faulty CPU. Playing a H.264 hi-res movie in the iPod app is a good check, too - videos should play smoothly without stuttering or obvious artifacts such as blocks, lines, pixellation or distortion.
Magnetometer: Open the Compass app and tap the button in the lower right corner. iPhone should be able to switch seamlessly between true north and magnetic north. If your iPhone is not able to do a signal even after numerous "figure 8" movement in order to obtain clear interference, the magnetometer can be faulty.
Tops: The iPhone is not by any standard 4-Apps that come the benefits of the roundabout. Fortunately, there is a free app called gyroscope in App Store iPhone 4 that the capacity, its orientation in 3D space demonstrates seen. Once you download and open, this would app, it immediately obvious if your iPhone's four gyroscope is incorrect because one or more of the values for pitch, roll, yaw or will not change when you move the device.
What to test during a call:
Microphone: Test the microphone in normal and hands-free mode. The person on the other phone should be able to hear you clearly, with minimal distortion, if at all. There are a few reports of failed four microphones in the iPhone have been listening to people do not talk of the caller, iPhone with a 4; whether this fault or a microphone for an overzealous Noise-canceling microphone, is unclear.
Speakers: Both the speaker and listener base of the speaker to be heard, and free of static or distortion. Listen for noise from the noise-canceling microphone or an unscreened / screened poorly headphone speakers - my first two iPhone units 4 a very annoying "beatbox" sound when making calls.
Proximity Sensor: The touch screen should be switched off if the iPhone held to your ear, then quickly back on when pulled. There have been reports of the iPhone with 4 sensors accidentally activated during the phone calls and what people hang up on unwanted calls with their cheeks (How's that for FaceTime), but this is probably a problem with the IOS software as a hardware problem. If the proximity sensor to work at all, this is a hardware failure.
All of the above-mentioned studies carried out, together takes about 15-20 minutes, not counting the time that you want to synchronize data on the iPhone for the first time putting the iPhone through its paces with the four tests described above glaring deficiencies iPhone 4 be found immediately. The final piece of the iPhone 4 hardware requires that the test takes much longer to test:
Battery: I have done no specific testing of the iPhone 4 battery, but the life I have has come from him over the last 24 hours consistent with Apple's estimates. There are any number of battery tests you can perform to test your battery's capacity, but one of the most popular is a video on repeat and let it play until the battery is empty. According to Apple tests you should get around 10 hours of video playback from a single battery charge, but there is some leeway in these results. I want a little less than 7 or so hours of video playback on a fully charged, brand new iPhone 4, which may fail in brightness, which has done nothing to play as a video during this time to say to a battery failure.
These tests are necessarily simplistic, and they can not catch all the hardware failures that might find an Apple Store Genius with special equipment. That's the beauty part, though: these tests are only about everyone can do, and if you make it all right after I your iPhone 4 you are relatively sure that your iPhone 4 no out-of-the-box dud. After passing through this list myself, I could not find anything with my second replacement iPhone 4, at least for now, it seems the third time is indeed the charm.
2010年8月12日星期四
How to: Tether Your iPhone 4 Using MyWi
Just a while ago was finally jailbroken iPhone 4 and offered a further option, the iPhone line next four go through the official, legit and expensive way with AT & T. The solution for you to save $ 20/month just to your iPhone 4 tether is a jailbreak app called MyWi.
The cool thing about MyWi is that this link is not just an app on the iPhone, it offers a lot more by making it possible to use the iPhone as a wireless hotspot. This is amazing! Your iPhone does not even have to be connected to your computer. Unfortunately, there is one disadvantage you know about this app should: It drains your battery like crazy.
Next I will show you how to tether your iPhone 4 MyWi with step by step:
Step 1: Make sure your iPhone jailbroken 4
Step 2: Launch Cydia and search for "MyWi 4.0".
Step 3: Download and install the free trial version MyWi then restart your iPhone.
Step 4: Launch MyWi and optimize the settings to suit your needs:
* Change the name Hotspot * Change the channel * Enable WEP security * Enable USB / Bluetooth connection
Well, that's it! Now you can tether your iPhone with MyWi. Apps like MyWi are not completely legal, but as long as you do not get caught, you can enjoy it! The application is free for a 10-day trial, but if you hold, it will cost about $ 20 more like. It's pretty expensive, but still it is one of the best jailbreak apps out there.
The cool thing about MyWi is that this link is not just an app on the iPhone, it offers a lot more by making it possible to use the iPhone as a wireless hotspot. This is amazing! Your iPhone does not even have to be connected to your computer. Unfortunately, there is one disadvantage you know about this app should: It drains your battery like crazy.
Next I will show you how to tether your iPhone 4 MyWi with step by step:
Step 1: Make sure your iPhone jailbroken 4
Step 2: Launch Cydia and search for "MyWi 4.0".
Step 3: Download and install the free trial version MyWi then restart your iPhone.
Step 4: Launch MyWi and optimize the settings to suit your needs:
* Change the name Hotspot * Change the channel * Enable WEP security * Enable USB / Bluetooth connection
Well, that's it! Now you can tether your iPhone with MyWi. Apps like MyWi are not completely legal, but as long as you do not get caught, you can enjoy it! The application is free for a 10-day trial, but if you hold, it will cost about $ 20 more like. It's pretty expensive, but still it is one of the best jailbreak apps out there.
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