1
vote
1answer
575 views

Android Estimate Battery Capacity

I have a phone with 3.7v, 1500 mAH genuine battery. This being said, the maximum power that this battery can hold can be calculated easily: 3.7 v *1500 mAH = 5550 mV. I'm trying to see what battery ...
1
vote
1answer
2k views

can sony xperia u(st25i) 's otg be connected to external power?

Can Sony Xperia U be connected to a Y-Cable to provide extra power for OTG to avoid phone battery consumption? I'm asking this because the phone is already giving power ,will that make a short ...
3
votes
1answer
564 views

HTC G2 crashes, comes back on falsely saying battery level is 0%

Recently my G2 has started dying whenever I use it for more than 5 consecutive minutes. When I reboot it I need to plug into a power source or it will not reboot and it reports that I have 0% battery ...
2
votes
1answer
923 views

Battery Sony Ericsson XPeria Mini Pro

I've a Sony Ericsson XPeria Mini Pro with Android 2.3.3. I noted that the battery ends really fast. I don't have enable GPS service, Mobile data, Bluetooth. Only phone and wifi. In less than two days ...
1
vote
1answer
585 views

HTC G2 Phone randomly turns off w fully charged battery on Gingerbread 2.3

My HTC G2 running Android Gingerbread 2.3 randomly turns off while running applications such as the camera with full battery. After the random turn off I try to turn the phone on again and it won't ...
7
votes
1answer
684 views

Where does “battery usage” app collect its data from?

The Battery Usage screen gives nice stats about which application has consumed how much battery. The stats are based on the time each process has kept the phone awake, the CPU time, etc. etc. There ...
13
votes
3answers
37k views

How can I find out what causes “Android OS” to consume battery?

The issue is that I see a high percentage on the "Android OS" item in the Battery Usage, and I want to find out what is causing it. But let me say that I'm interested in diagnostics techniques and ...
3
votes
1answer
187 views

Background apps and the battery

Every time I use Google Search, the browser or the music player of my Samsing Galaxy S II (Android 2.3), even if I push the back button until it brings me back to the home screen, the apps keep ...
3
votes
4answers
1k views

Battery usage problem in Android 2.3.6

Since the update to Gingerbread the battery of my phone has the half duration than with the 2.3.4 version. The "Battery Usage" in settings don't show anything abnormal. Anybody have the same ...
6
votes
1answer
1k views

Is there anything that can show exactly what has awaken my phone?

Recently I had some issues with my phones battery getting drained in 8-10 hours, even though the screen was active for less than 1 hour and wifi/bluetooth/gps was off. My first thought was to check ...
3
votes
1answer
719 views

Will fastboot not proceed with flashing if battery level is below certain percentage?

I'm trying to re-install Clockwork recovery mod (tl;dr: Android 2.3.1+ will reinstall stock recovery on every boot if it's not present). I had installed it successfully yesterday, but today it does ...