For questions about the hardware of Android devices

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2
votes
2answers
638 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
478 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.
0
votes
0answers
109 views

Hardware problem: extreme battery drain

I've been experiencing extreme battery drain on my Nexus 4. Basically the phone drains 10% per hour on idle. I flashed the official Android 4.2.2 image and did a reset. I replaced the battery with a ...
1
vote
0answers
74 views

Internal storage interface [closed]

What interface is used to read and write the internal storage of the phone? SPI? I2C? SATA? SD? If the answer varies from phone to phone, I'd like to know the interface of the Samsung Galaxy S II ...
1
vote
4answers
9k 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
447 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
0answers
96 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
64 views

How does the Motorola Razr D3's alarm clock work when phone is off?

I have a Motorola Razr D3. I see that when the phone is turned off, the alarm clock still works. The device is started by the alarm software. I would like to replicate this functionally in a ...
1
vote
1answer
2k 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
109 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
2answers
451 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
74 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 ...
0
votes
0answers
215 views

Right binaries for my Nexus 5 (4.4.3), KRT16M or KOT49H?

I downloaded the AOSP source code and compiled it. I used the Android 4.4.2 (KOT49H) binaries. Problem now is that I do not have any camera app at all. If I try to access it from the lock screen it ...
0
votes
1answer
3k 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 ...
1
vote
2answers
451 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
41 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
124 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
55 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 ...
0
votes
0answers
75 views

Android hot SIM swap

Devices like Samsung Galaxy Note III Android 4-3 Sony Xperia Z Android 4.1.2 Samsung Galaxy S4 Android 4.2.2 Supports hot SIM swap( allows sim change without removing battery from phone). I ...
1
vote
0answers
679 views

How to type quickly and use the full ASCII character set [closed]

Probably 90% of my time on my phone is spent typing. So I like to be able to do it quickly. Also, because I take complex notes and write code on my phone, I would like to be able to have the full ...
5
votes
1answer
226 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
356 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
0answers
366 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
2k 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
1k 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 ...
2
votes
2answers
835 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
275 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
59 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
0answers
165 views

How is GPS stack organized on Android, down to UART level? [closed]

I had some reading on location faking, and got eye caught on the report of using "fake NMEA data from UART port". Can anyone clarify, does Android GPS stack HAL supports direct access to one of the ...
1
vote
1answer
321 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
204 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
137 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. ...
1
vote
1answer
292 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
24 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
464 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
2k 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
116 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
77 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
16 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
141 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 ...
0
votes
3answers
6k 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
35 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 ...
0
votes
0answers
135 views

Is there a countdown timer app that I can use with the hardware volume buttons?

I'm doing a kind of meditation that requires regularly setting a countdown timer for a few seconds, then when it stops and buzzes, starting it again. I've used a variety of apps for this, but with a ...
-1
votes
1answer
2k views

Can I make Phone Calls with my Xtouch X709 Tablet?

I am getting an Xtouch X709 in a few days. It is running on Android 4.0. Can I insert a SIM card in this tablet and use it to make phone calls?
1
vote
0answers
835 views

Some Android contacts with phone numbers are missing after update

After I updated my Sony Ericsson Xperia Mini Pro from Gingerbread to ICS some of my contacts went missing. The strange thing is when these people call me, the phone recognizes them and displays their ...
2
votes
2answers
2k views

Is there any camera application that can save photos on internal storage?

So my SD card reader is broke, and my only possibility of ever taking photos again is to use the internal memory. The default camera option, says that no SD card was detected and if you press ...
0
votes
1answer
608 views

Smart TV Stick (Android) connects to 3g dongle for Internet

I am trying to explore the options of connecting a 3g dongle to the car charger. And then connecting a Smart TV Android stick into the 3g dongle to get Internet. It will be great if I can get internet ...
0
votes
0answers
92 views

computer crashes while upgrading phone to ice cream sandwich

Twice while upgrading my LG phone to ice cream sandwich the computer crashed. I had to reset the computer. I am using the latest LG PC suite and the computer is a brand new Dell XPS.
0
votes
1answer
4k views

where can I find information about my phone by imei

where can I find information about my phone by imei? I want to buy a second hand phone, but I heard that many are declared stolen or lost and after you buy it, police will come and take it away. The ...