For questions about the hardware of Android devices

learn more… | top users | synonyms (2)

0
votes
1answer
130 views

How to directly measure or read the screen capacitance

I am looking for a way to directly measure or read the (total or individual grid) change in capacitance as observed by the touchscreen of an android device. Is it possible to achieve this with the ...
1
vote
1answer
140 views

Is the back Chassis for the Canadian Rogers I747M the same as I747 T999?

The camera protection lens on my Samsung Galaxy S3 I747M broke some time ago. The camera itself stopped focusing correctly some time ago as well due to that. At some point, I had to have the camera ...
2
votes
1answer
2k views

Identifying an unknown Android tablet through adb/shell without relying on build.prop

I obtained a cheap unbranded tablet from a friend, without a box or anything and I need to figure out what kind of tablet it is, through software. What I've established so far is that the tablet is ...
0
votes
3answers
19k views

Is OTG support on a phone is a Hardware dependent feature

I will be buying a Xolo Q800 -X-Edition Phone that has a MediaTEK MT6589 chipset. Searching on all forum sites, i found that this phone does not support OTG. So i want to ask that does OTG ...
0
votes
2answers
528 views

Why newer android versions drain the battery faster?

I've got an Android phone whose stock Android version is 2.1. I've tried several times to install some custom ROMs (mostly Cyanogenmod based) with Android 2.2 and 2.3. The full charged battery lasts: ...
0
votes
1answer
77 views

I opened my phone and tore the power circuit, can it be joined back?

I wanted to reseat my phone speaker because it wasn't working. In the process of dismantling my phone, I tore the power button's circuit. What kind of adhesive can I usually use to join it back ...
0
votes
1answer
72 views

Is there any way to check the phone before buying a new device

My friend is buying xperia Z1. The actual price of the phone is around 40000 INR but he is getting it around 25000 INR. It has 1 year seller warranty with all accessories.He said the phone is ...
1
vote
0answers
19 views

How does the Samsung Galaxy wake-command work?

How does the Samsung Galaxy wake-command work? Is the microprocessor always on? Or does it wake when it detects sound?
0
votes
1answer
105 views

Phone not switching on

So I am using my Sony Xperia Neo L, and I accidentally dropped it on the ground and the battery comes out. This has happened hundreds of times before. When I insert my battery back in, the flashlight ...
1
vote
1answer
116 views

SGS2 mobile connectivity/GPS intermittent problems after DIY repair

Looks like my SGS2 started to have mobile connectivity/GPS problems, possibly as a result of DIY repair (I manually replaced LCD+digitizer after an LCD damage): GSM signal level frequently drops to ...
4
votes
4answers
34k views

Will I be removed from groups on WhatsApp if I upgrade to a new phone?

I was removed from all groups before, when I changed my number. Will the same happen if I change my phone? This time, I have the same number but a different phone.
3
votes
2answers
7k views

What should I try to bring a rear camera back to life?

I have been handed an H801+ Android phone, where the rear (main) camera has stopped working, and I have been trying to fix it without much success. I am looking for ideas as to what to try next. The ...
1
vote
1answer
284 views

Help identifying tablet

I don't know if here is the right place to put this but I need your help identifying what I believe is a Chinese tablet that a friend of mine received as a gift. The problem is that it is locked in ...
2
votes
2answers
4k views

SGS2 screen gets more and more dark blue, possibly after overheated charging

My phone screen is gradually becoming dark blue and then black--see photo. Started with a single light blueish edge, and growing during the last hours to what can be seen on photo. The only serious ...
0
votes
0answers
1k views

How to Remap the Hardware Buttons On Your Android Phone

I want my return hardware button (capacitive touch buttons) to turn into recent apps button. Please help me out. I don't use return button enough.
1
vote
4answers
44k views

How can I physically remove the internal memory device from my Samsung Galaxy S2?

My Galaxy S2 has recently died completely over night. It does not turn on regardless of which combination of buttons I try and how long I press them. I've tried with two different batteries, without a ...
0
votes
1answer
883 views

How do I connect my tablet to my tv?

I broke my Coby Kyros' screen and now I want to make an emulator console out of it. The problem is my model did not have an HDMI out. I noticed that there is a ribbon cable connecting the tablet ...
0
votes
1answer
228 views

How to evaluate generic no-name tablets?

I have pretty much decided to buy a cheap Chinese generic / no-name tablet before I leave Taiwan. This will be my first Android and my first touchscreen device of any kind. I'm buying something very ...
0
votes
0answers
178 views

Replacing Samsung S3 Mother Board

I have experienced problems with my Samsung Galaxy S3 mother board and I want to replace it with a new one. Does the new motherboard come with OS installed in its ROM as its default OS ?
1
vote
1answer
7k views

Mobile network not available on unlocked Active

I purchased a "new" unlocked Samsung Galaxy S4 Active SGH-I537 phone on E-Bay. Everything works fine except when I use the phone with my local carrier SIM card. When I insert the SIM card and turn on ...
3
votes
1answer
253 views

Setting a Hardware ID on an Android Tablet

I wonder if I could get some guidance. We purchased 6 android tablets for our kids over Christmas and shortly after we also purchased McAfee Live Safe so that we cold protect all these devices. Now, ...
1
vote
1answer
2k views

How can I test if my GPS has a hardware problem?

Some days ago, my GPS stopped working. It doesn't lock, no matter how long I leave it on. I've read this question but had no luck. Sometimes it reports that it found one GPS satellite available, ...
2
votes
0answers
82 views

Galaxy Note 3 requiring pin for lock-screen due to e-mail account

After syncing my work email with my new Samsung phone I received an on screen notice that in order to have the account synced with my phone I was required to have a password on my lock-screen. This ...
1
vote
1answer
8k views

Samsung Galaxy Ace 3 has USB OTG (On The Go)?

Samsung Galaxy Ace 3 supports USB OTG (On The Go)? I've dedicated a long time to research, both in Google and on specialized sites (rich in Technical features), but I could not figure out if this ...
3
votes
3answers
2k views

How to create a hardware shortcuts in Android 4.3?

I have Samsung Galaxy S4 GT-i9500 running the latest firmware with Android 4.3. I want to create "hardware shortcuts". For example, if I hold volume up and home at the same time, then it'll open an ...
2
votes
1answer
89 views

Ignore crack in Android screen (and entire front panel) or take some action

My Galaxy S3 was in my jeans pocket when I leaned over to pick something up that I dropped under the table. A few minutes later, when I took out my phone, I saw a long diagonal crack from one side of ...
5
votes
1answer
215 views

Damage risk of using flashlight

I'm using a flashlight app on my Xperia L phone. I accidentally turned on the flashlight, but noticed it only 4 hours later. I turned it off then. Is this keeping the flashlight on for a long period ...
3
votes
0answers
83 views

Inspection checklist for new android mobile devices

Many factory faults and bugs in an android device are discovered by the user long time after he/she receive it. Early discovering of faults/bugs in a device is needed when there is a short return ...
5
votes
3answers
942 views

Determine strength of the cell antenna in an Android phone to ensure good cell reception

In some parts of the world, the cell towers are few and far between. In places like these, when someone is shopping for their next smartphone upgrade, they need to consider cell reception. Boosters ...
2
votes
2answers
963 views

Partially dead digitizer - any way to change slide to unlock?

The middle third (long-narrow thirds way) of my digitizer seems to have crapped out. Diagnosed from having vary hard time unlocking and weird selection issues, to suspecting digitizer, to getting a ...
2
votes
1answer
773 views

Physical placement of specific sensors in Google Nexus 7 (2012)

I am working on a project that requires me to know where specific sensors are physically located inside the device. I can estimate the location of NFC and light sensor (of course) but what about other ...
0
votes
1answer
3k views

Samsung Galaxy S III mini - Cannot turn Bluetooth on

I have new Samsung Galaxy S III mini (GT-I8190N) with Android 4.1.2, and I cannot turn on Bluetooth. When trying to do it from Settings menu, switch toggles from "O" to "I" position, but remains ...
3
votes
2answers
4k views

Hardware backed Credentials Storage on Galaxy Nexus

First, I hope I choose the right stackexchange for that question. Android 4.3 introduces a "Hardware-backed" Credential Storage. If I go to Settings->Security under the "Credentials-Storage" Header ...
3
votes
4answers
4k views

Phone dropped in water - Now screen won't turn off (Samsung Galaxy S2 (SII))?

I currently have a Samsung Galaxy SII (S2)(I9100) that got dropped in water. I took the phone apart (removed the screws on the back and properly took the back off) and left it to dry in a warm place ...
0
votes
1answer
841 views

How to get your data(Photo's/Video's) from your broken phone? [duplicate]

Last week my Samsung Galaxy Fame broke, everything still works only the screen doesn't work anymore. It won't react if you touch it but it still works when you unlock it, so basically you can't do ...
0
votes
2answers
66 views

which hardware spec affects smoothness most?

I am reviewing a few android tablets online and I would like to know which hardware spec (for example, CPU speed, RAM capacity etc) has the most significant impact on the smoothness (aka fluidness) ...
1
vote
1answer
627 views

What kind of hardware problems is a cheap Android phone likely to have?

For development and application purposes an organisation I am with is considering buying a cheap Android handset here in India (this is the handset). But what kind of problems can one anticipate in ...
-1
votes
1answer
2k views

can i use my android phone as a bluetooth receiver for my pc [duplicate]

is it possible to connect my phone with usb cable to my pc and use the phone as a Bluetooth receiver
0
votes
2answers
406 views

How do I troubleshoot the touch screen on an HTC Evo Shift?

My husband's HTC Evo Shift took a swim in some iced coffee and the touch screen doesn't work at all anymore. I did a full factory reset, which didn't accomplish anything. The screen doesn't respond at ...
1
vote
0answers
187 views

Galaxy Note 2 screen problems

I'm experiencing a spot of trouble with my N7105 Samsung Galaxy Note 2 device. It boots up just fine, the screen works absolutely flawlessly for a few minutes, but then the problems start to appear. ...
2
votes
1answer
780 views

Is it possible to run any sort of hardware diagnostics through ADB

I have a Samsung Galaxy S4 that I had for a little over months before getting caught outside in a serious rainstorm. As I was pulling the battery out of the phone, I noticed the screen flicker. I ...
0
votes
0answers
26 views

Phone Storage is getting low [duplicate]

I have a sony xperia neo. I usually had atleast 110-135 mb free in my phone memory. Whatever new apps I install I always move them to sd if it is possible to do so for that app. I also keep clearing ...
1
vote
0answers
861 views

How can I force-disable all dock detection/HDMI connectivity?

Context: I have a RAZR MAXX XT912 with 4.1.2 (3.0.8-gbacb1cf). As soon as I wake it for any reason, it immediately acts as if it is connected via HDMI, despite the fact that no cable is connected. ...
1
vote
1answer
4k views

phone stuck while loading cyanogenmod

I am using a Samsung Galaxy Y. Everytime I switch on my phone it goes from samsung logo to cyanogenmod loading. What do i do? I have waited for an hour.
1
vote
1answer
201 views

SD card limit says 8gb, Can I get a larger sd card to work?

I'm thinking a buying a new phone, but it says the external sd card size limit is 8gb. Can I do something to increase this to 16 or 32 gb. Details: phone: I-Mobile IQ 5.3 ...
1
vote
2answers
91 views

Availability of the Menu Key

As seen on backwards compatibility for the Android phones, do some phones always have traditional physical keys like the Menu Key, ususally on Gingerbread and older only? I was wondering if most ...
1
vote
0answers
17 views

Will my phone will get locked after upgrading to Jelly Bean? [duplicate]

My phone is Docomo Samsung Galaxy S2. The default network is Docomo but I unlocked it by giving it to a shop I want to upgrade it to Jelly Bean will it be lock again? How can I upgrade it ?
0
votes
1answer
283 views

How to solve a softkey error?

I was on CM9 Alpha 14 for few months, suddenly my phone's softkeys stopped working and then the touchscreen stopped responding. On factory reset the device worked smoother than ever before, with ...
1
vote
3answers
13k views

What to do when mobile gets wet and the battery is not removable

I got my mobile (HTC One X) wet yesterday and I could not take out the battery since it is not removable. Currently, everything works fine but I can see a dark blur shadow on the right of the screen ...
2
votes
0answers
38 views

Battery percentage going down while charging! [duplicate]

(device: Samsung Galaxy S 3) I've just witnessed something rather strange: while tethering to my laptop, with the phone being plugged in a power source (the charger I got with the device) - the ...