For questions about the hardware of Android devices

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2
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1answer
153 views

Can bricking my GT - I9100 damage my antennas?

I'm running a cf-root, SG SII with KL1 kernel and cyanogenmod 7. Before getting it done the way it is now, I went through several failed attempts. I'm afraid the first few times I installed the wrong ...
2
votes
1answer
3k views

How can I reduce latency while tethering?

When tethering with PDAnet (the free version), using a stock moto-Droid 1 on Verizon, I am getting between 1k-3k ms latency on World of Warcraft. I would like to know what is the likeliest culprit, ...
2
votes
1answer
54 views

Using a US DOD CAC on Android

The US Department of Defence (DOD) uses a Common Access Card (CAC) for authentication on a number of externally available websites. It is possible to use the CAC with Firefox on Linux (e.g., see the ...
2
votes
1answer
794 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 ...
2
votes
1answer
303 views

How does the Asus transformer keyboard dock work?

From a software and hardware standpoint, what kind of interface does the keyboard use? I'm guessing it's not just a usb-hid interface, or if it is there's something special for the special keys. If ...
2
votes
1answer
2k views

Nexus 10 handwriting apps always lag

So I just bought a nexus 10 and among the many reasons for getting one, I want to take notes with it. I've bought myself a nice stylus that works wonderfully on iPads and my galaxy nexus phone. ...
2
votes
2answers
1k views

why there are so many tty files in the dev directory?

it is confusing that there are so many tty files in the directory... by the way, what each file in /dev stands for, do they stand for physical devices which are part of my android device? for ...
2
votes
1answer
1k views

What's the difference between the Xperia X10 and the Xperia X10a?

What's the difference between the Xperia X10 and the Xperia X10a?
2
votes
1answer
371 views

How to return to call when screen blanked

I was on a call and I was put on hold by the other person. The screen blanked after a time (as expected). When I hit the power button to return to the call. I found the call dropped. How can I ...
2
votes
1answer
256 views

What's the differences between the different processors available in the current lineup of devices?

From what I understand there's the Snapdragon, Hummingbird, OMAP, ARM and now(or soon) Tegra2? Did I miss any? (I apologize if I'm mixing terms here, confusing a technology name with a model name) ...
2
votes
2answers
39 views

Are Apple headset volume control buttons not compatible with Android phones?

I have recently transitioned from the iOS ecosystem to the Android ecosystem, and I just realised that although my iOS headsets can be used to pause and play the tracks and receive calls, their volume ...
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 ...
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 ...
2
votes
1answer
2k views

How to separate the two pieces of the AC adapter for Samsung tab 2 7.0

I am trying to separate the two parts of the Samsung tab 2 7.0 AC adapter, since I am traveling to a country with different outlets. I have tried pulling them but nothing seems to work. Do you know ...
2
votes
0answers
17 views

Stock JB ROMs for Chinese-made devices [duplicate]

Possible Duplicate: Where can I find stock or custom ROMs for my Android device? I'm looking for a good source for MT, RK and Allwinner-based phones and tablets, but I couldn't find any. ...
2
votes
1answer
3k views

HTC ONE X: The process “com.android.phone” has stopped?

I have just brought a Second had HTC ONE X from an auction site, When booting up the phone it works fine, with no sim card. However I have a 2degrees (New Zealand) Micro SIM which is a snapper sim ...
2
votes
0answers
347 views

HTC Desire sticky power button

I have an HTC Desire that is 2 and a bit years old and in the hands of my wife and baby, now has a power button that barely works. Luckily the ROM I'm using allows the device to wake with the select ...
2
votes
0answers
142 views

Sites to search android devices based on features? [duplicate]

Possible Duplicate: Where can I find a comparison of Android devices? I've been doing research on various android devices, but I am having a hard time finding a good site to search devices ...
2
votes
1answer
2k views

Baseband and radio in Android

In the below picture 1, It seems that the radio firmware don't need a linux driver in Android, It just need a user space shared library, is it? 2, what is baseband?
2
votes
1answer
785 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 ...
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 ...
1
vote
4answers
46k 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 ...
1
vote
3answers
826 views

GPS Accuracy Data for Android phones

I'm try to gather data on the feasibility of my next Android project in which I would like to use GPS indoors. Knowing that GPS wasn't built to be accurate indoors, I'm trying to decide if the ...
1
vote
2answers
9k 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 ...
1
vote
2answers
191 views

What information is available to an app from the magnetometer?

I would like to know what other functionality is provided by the magnetometer inside android devices besides allowing applications to display a compass. Can an app do anything else with it besides ...
1
vote
1answer
1k views

Can you damage the proximity sensor if you keep it always on?

If you keep the proximity sensor always on (like for applications that turn on the screen when you tap the sensor a few times) is there a risk to damage it? I'm assuming that the sensor works only in ...
1
vote
3answers
7k views

List of devices with screen parameters [duplicate]

Possible Duplicate: Where can I find a comparison of Android devices? Is there any list with devices and their params? I'd like to know if this device is ldpi/mdpi/hdpi and what screen it ...
1
vote
2answers
627 views

Dell Streak's screen cracked - what are my options?

I hope this question is being asked in the right place - it's not a question about the Android OS, but it is about Android hardware. Please move it if it's better off on SuperUser. I have just ...
1
vote
1answer
381 views

What is the round circle next to the “do not dispose in household waste” icon on my Moto Droid?

There is a round indicator of some sort under the battery cover approx 3/16" of an inch in diameter. It is located to the left of the "Do not dispose with household waste" icon (looks like a trash ...
1
vote
2answers
1k views

Xperia SP looks like it's charging, but it doesn't charge

My phone is Xperia SP, it's on CM 12.1, unofficial build (because the official one is buggy due to bad kernel). It has been bought second-hand, so I'm not sure about its history (the phone was in a ...
1
vote
1answer
637 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
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 ...
1
vote
1answer
308 views

How can I dual boot Android and Windows Phone 8.1 or 10?

I have an Android phone with CyanogenMod installed(with TWRP Custom recovery). Specifically, it's an LG G2 (d803), and I was wondering if I could dual boot Cyanogenmod and Windows Phone 8.1 or 10. It ...
1
vote
1answer
188 views

Is my phone hardware damaged?

Ocassionally when I use my phone, it crashes. EDIT: From analysing the pictures posted, we can conclude that the OP has an Asus Zenfone 2 (probably ZE551ML) running Lollipop 5.0 LRX21V. This is ...
1
vote
1answer
118 views

Today I read that flash write performance diminishes with use. I'm a heavy user. Should I change my behavior?

My phone I own a phone with gigabytes of built-in flash memory. My phone also includes a physical MicroSD card slot. I don't own a MicroSD card to put in the slot, and have never bothered buying ...
1
vote
1answer
35k views

How do you check if your phone has IR blaster?

I downloaded some apps from the Play Store for controlling my TV using my phone. One of the requirements for it to work is that your phone must have an IR blaster in it. How do I check if my phone has ...
1
vote
1answer
122 views

I accidentlly wiped my device with Android Device Manager

I accidentally deleted my phone through Android Device Manager as I thought it was stolen. I have found the phone. Can I still use the phone, or is it no longer usable since it has been wiped from ...
1
vote
1answer
519 views

Nexus 4 Screen Replacement - Would missing shielding tape or double-sided tape cause issues?

I recently swapped the screen assembly (LCD + Glass + Digitiser + Metal Frame) for my Nexus 4. It was done similarly to this: http://www.youtube.com/watch?v=MFzbfeY_xTQ I swapped one phone out, and ...
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, ...
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 ...
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
2answers
950 views

How to recover files from SD card on HTC Merge?

So today somehow my phone completely reset itself. I went into my local wireless office and they helped me a bit. My phone has lost all of it's contacts and apps (no biggie) but the employee told me ...
1
vote
1answer
190 views

Nexus 5x - No one can hear me on the phone

I've had this phone since November and it's still in great condition. From the start though call quality hasn't been amazing, friends often tell me that I'm very quite (I'm not actually speaking ...
1
vote
1answer
195 views

Recover data on internal memory of a dead HTC One M8

I happen to drop my HTC One M8 due to which the screen got cracked and also made the phone stop working, doesn't start, doesn't charge, absolutely nothing, as good as paperweight. I took the phone for ...
1
vote
1answer
206 views

Cortex-A53 cpuinfo'd as ARMv7?

I picked up a used Samsung Galaxy Core Prime offered by MetroPCS in the US for testing. The device is powered by Android 5.1.1. Testing requirements are a 64-bit ARM processor, but I'm not sure if I ...
1
vote
2answers
271 views

How can I test functioning of internal component (sensors, NFC, pedometer etc…)

I recently dropped my LG G3 in water. I opened it and let it dry for a long time. It now work properly but some components does not seems to work anymore. For example light sensor, proximity sensor ...
1
vote
1answer
28 views

How do I know if a replacement screen is dead on arrival?

I dropped and broke my One Plus One's screen and subsequently replaced the screen/digitizer. However, there is a vertical strip on the screen where touch is not sensed properly. Before I replaced the ...
1
vote
1answer
1k views

Screen flickering galaxy s3

I noticed that my galaxy s3 sometimes show flickering on display when I am for example closing apps. I disabled HW overlays but it didn't help. I read that it can cause battery. My battery is fairly ...
1
vote
1answer
127 views

Grant access to the phone to additional users

I have a rooted Nexus 5 with multi users enabled (with gravity kk). This is great except when I receive calls or SMS... only the account marked as "owner" receives it. The most frustrating is that ...
1
vote
1answer
2k views

Touch screen is not working properly after replacing LCD display and Touch screen

I recently replaced LCD display and Touch screen of micromax canvas A116. but unfortunately my touch screen is not working properly. so my question is that is it because of some hardware issue or ...