Problem: Compass spins 360 - Redmi K20 / Xiaomi Mi 9T Questions & Answers

Hello everyone,
I've got a big problem with Compass: It continues spinning around at 360 degrees, It never stops.
Already tried to clear app cache, erase app data, uninstall app update and nothing worked.
I've even waited for MIUI 12 official update but nothing changed (I'm on locked bootloader, official global MI rom..never unlocked, never formatted).
Please help, I don't want to format the whole phone for this problem
thanks in advance

M.N.C. said:
Hello everyone,
I've got a big problem with Compass: It continues spinning around at 360 degrees, It never stops.
Already tried to clear app cache, erase app data, uninstall app update and nothing worked.
I've even waited for MIUI 12 official update but nothing changed (I'm on locked bootloader, official global MI rom..never unlocked, never formatted).
Please help, I don't want to format the whole phone for this problem
thanks in advance
Click to expand...
Click to collapse
I've investigated a bit more in depth about this problem and I found out that:
-some alternative Compass apps downloaded from the Google play store (based on magnetic sensor of the smartphone) actually does work correctly
-the problem seems related to the /persist partition, and I don't know how to fix without flashing a new fastboot rom

If you've not unlocked bootloader and everything is official, then two reasons behind your problem. Faulty sensor because of some mechanical or water damage. Or you're sitting close to strong magnetic field.
Did your phone fall or had water damage? Does the compass still spin when you go outside? And also try calibrating it.

rms112 said:
If you've not unlocked bootloader and everything is official, then two reasons behind your problem. Faulty sensor because of some mechanical or water damage. Or you're sitting close to strong magnetic field.
Did your phone fall or had water damage? Does the compass still spin when you go outside? And also try calibrating it.
Click to expand...
Click to collapse
Thank you for your answer! I've factory reset my phone and problem still here: it seems that persist partition got damaged even on totally official and never unlocked phone, Always updated only when notification came (never forced OTA)!!! It happened when MIUI 11 switched from android 9 to 10, it's incredible. CIT Calibration of gyroscope fails. I'm totally disappointed and I found other people on mi forum Who had my same issue but of course none of them could solve the problem flawlessly without losing widevine L1

M.N.C. said:
Thank you for your answer! I've factory reset my phone and problem still here: it seems that persist partition got damaged even on totally official and never unlocked phone, Always updated only when notification came (never forced OTA)!!! It happened when MIUI 11 switched from android 9 to 10, it's incredible. CIT Calibration of gyroscope fails. I'm totally disappointed and I found other people on mi forum Who had my same issue but of course none of them could solve the problem flawlessly without losing widevine L1
Click to expand...
Click to collapse
Me too has the same problem in my Redmi K20pro. I cant use the compass app, which i needed at work site and now i use a normal compass

Related

[Q] Sensors no longer functioning

Hey guys,
This is my first Samsung after multiple HTCs, so this has really annoyed me... I preordered from Orange back in April, so I've had it since release. Everything was fine, though the battery life was far from perfect.
In the last week, maybe two, I noticed that the screen wasn't turning properly. Then it was stuck on the right side, whenever I turned on Screen Rotation. After 4 restarts, it just does nothing. I tried wiping and starting again, but to no avail...
I've also been into the *#0*# menu and under Sensors, the Accelerometer, Gyroscope and Magnetic selftests all fail. I thankfully don't play any games that require them, but taking photos is stuck to landscape and I can't view them in landscape on my phone...
Any theories?
same problem here mate!
Rooted, installed CWM recovery, fooled around with some Google Edition Roms and now I`m on the same problem.
Out of the blue, the sensor stoped working!
Flashed my original ROM with Odin and that didn`t work.
And background of the recovery (now original) the android has a red triangle and he is lying flat.
Everything else is working...
Someone plz help!
I'm sorry about how this sounds, but I'm glad it's not just me!
I didn't try rooting yet, so it's not related to that. I'm going to call Samsung (no web support...) Tomorrow if I get a chance.
Had yours overheated a few times beforehand? I'm wondering if the sensors are ruined by the heat...
Not sure if it is the heat...
My GS3 was always hot when using! And everything was fine for more than a year.
Your light sensor is working?
Mine is not working either.
To be more precise:
Accelerometer, Proximity, Barometer, Light, Gyroscope, Magnetic, Gesture and Temp-Humid
all of the Sensors of the *#0*# test
=/
Nope, light sensor doesn't recognise when I'm in a call and put it to my ear, or remove it... It senses nothing.
Today I unstalled the 3D Image live wallpaper app (since it uses the Gyroscope) and restarted the the phone, every sensor was up and running again.
So I installed the 3D Image live wallpaper again and after a while the sensors stopped again.
So I unstalled again and rebooted the phone again and... Nothing! This seens to be completly random.
Do you use any Gyroscope 'intensive' app?
I factory reset my handset and nothing, so it's not an app or wallpaper I'm using. After the restore I used the Internet Browser to check the screen rotation, nothing.
I've a similar problem here... the sensors sometimes doesn't work, sometimes does work, it's random. Already tried to restore factory defaults and many different FWs, always with this same behavior....
My S4 has only 3 weeks, and it came like this, but I took some time to identify the problem...
I have the same problem, I tried factory reset several times, changed the FW for all available versions and the problem continues. In my case the only difference is that the sensors operate for a maximum of 30minutes after I reboot the phone and then stop again.
Has anything else happened like getting water near the phone in order for sensors to not work..
Or the phobe fell down?
Sent from my GT-I9500 using xda premium
Can the problem due to the installation of a third-party launcher like Nova or Apex? When using these launcher, none of the sensors work. When back to the default TW launcher, some work while others not working.
Is this a bug?
greeny2010 said:
Can the problem due to the installation of a third-party launcher like Nova or Apex? When using these launcher, none of the sensors work. When back to the default TW launcher, some work while others not working.
Is this a bug?
Click to expand...
Click to collapse
I used stock Touchwiz. My sensors suddenly stopped working. I did a hard reset and problem still existed. Today I will get my phone from repair and post some more info.
Using the *#0*# test mode, all functions are working. However, some of the sensors are working like hit-and-run state. Wondering should I bring it down to the service center.
Got my SGS4 today and flashed it to GE ROM. Everything woks fine, but I tried taking a picture with Photosphere and it kept on drifting off.
I guess that means I have a similar problem. Will test Service menu later today...
OK, Service Menu does not work on GE edition ROM...but I found a little app called Sensor Test for free on the PlayStore and it shows all sensors working fine with the exception of the accelerometer...that gives nonsense values...
It does sound like a fault with hardware not software or anything you have done so you should be able to walk into the orange store or [insert carrier retail store here] and they should replace it as long as your under contract at least thats how it works here in the uk with the sales of goods act
Okay. Strange things. I only habe severe problems in Photosphere. Flashed a different ROM and service menu dass all OK.
GPS toolbox looks OK with the compass ticking slightly to the right, then jerking back. Needs More research...
Update: I flashed back to a 4.2.2 ROM (also Google Edition) and now my problem seems to be gone...
Are you all on 4.3 or do some of you use 4.2 ROMs?
Update2: Turned out to be coinsidence...drifting started in 4.2.2 as well. I then tried my trust old Galaxy Nexus and saw that it also drifts now. I'm completely confused...
Got my S4 back from repair center. They replaced the main board and now everything appears to be working ok.
goodemail said:
Got my S4 back from repair center. They replaced the main board and now everything appears to be working ok.
Click to expand...
Click to collapse
Got mine back, too (Germany, datrepair.de). Don't know what they changed, but it's still not functioning. So disappointed...
Hey i just had the same issue, suddenly (nothing happened, i was playing some game, not even with heavy graphics or anything) and when i was back to my home screen i noticed the auto rotation doesn't work, after i tried rebooting and taking out the battery i re-flashed my omega rom and still, nothing.
In the sensors test they all fail.
Is there anything else other than sending it to repair?
I mean did anyone succeeded in repairing that issue with some simple means?
Thanks!
i had the exact same problem
i claimed warranty, still waiting

Front facing camera

Is anyone else experiencing problems with their front facing camera? I've only had my moto x pure for a month. Last week, the camera was malfunctioning and when the app froze, I restarted my phone and the front facing option button was not there anymore. I tried clearing the cache and disabling it, uninstalling the updates and using a different app but it's still not there. Can anyone help me with this problem?
Full wipe.
lafester said:
Full wipe.
Click to expand...
Click to collapse
I did do a factory reset and it worked for a few hours but then it stopped working once again.
Then what apps did you install when it stopped working?
lafester said:
Then what apps did you install when it stopped working?
Click to expand...
Click to collapse
I didn't install any new apps. I was using the rear facing camera for about 2 hours on and off and sometimes it would lag. After that, the camera app started to freeze up every time I opened it up. Then the front facing camera stopped working.
I just noticed my front camera no longer works. It has been a while but it didn't hit me that there was a problem. Cerberus is set to take a photo after two missed passwords and I did notice it was only taking pictures from the rear camera a few weeks ago. Open Camera app doesn't see the front camera either.
I did a factory reset and that didn't help. I also thought I used to be able to pick the storage location but that doesn't show up in the menu.
I am on a 1575 with the latest patch (February Security). I am rooted (systemless) but I am not sure that comes into play since the factory reset didn't fix it.
I have the moto extended warranty including damage but would like to definitely rule out software issues before going down that path.
I continued troubleshooting by installing AICP (I had been running stock), unrooting and also tried booting into android "safe mode" and the front camera still didn't work. I finally rolled back to 5.1.1 using the return to stock tool and the front camera still did not work. I am now believing that the problem is hardware related so I am sending it in to Moto for repairs. Interestingly their website would not process the repair (it said I was not in the US even though my address clearly said US) so I called and they processed it. I have the FedEx label from them and they said the turn around is around 5 days. Back to my HTC M8 for a week or so.
Moto emailed me today and said that my warranty is void because I unlocked my bootloader. I was under the impression that hardware issues would still be covered not to mention that I bought the moto extended warranty. It looks like this is my last moto.
Sent from my m8wl using Tapatalk

Gyro and Accelerometer Stop Working

I've seen this reported many times, but have never seen a solid fix for it. I've had my S5 for over a year, been on Marshmallow since it could be installed with Smartswitch, and have had no problems. I first noticed things were off when youtube would no longer rotate, so I started my device. For the first time since I've updated, android told me I was on Custom firmware (On S5 startup Screen) I was rooted previously in Lollipop, but have not seen this before a few days ago, and haven't anymore. Sometimes with restarting the device or clearing the cache rotation will comeback and the sensor app I have downloaded will show they work, but a lot of times after either it wont. I have not tried resetting the phone yet, for lack of time of backing up files, but any input would be great here. I can give any information that is needed.
@OP:
I have had the exact same issue for about a month now. I was running stock Marshmallow 6.0.1 when this started happening. A few days prior I updated from Lollipop and rooted my device, so I thought that might be the issue. In my attempts to solve it, I unrooted the phone, rolled back to stock Lollipop, and even installed CM13, all the while factory-resetting and clearing the cache. Nothing worked so far, and my sensors still "freeze" after a while, until the next time I restart the phone. Meaning it's likely a hardware issue, albeit a very weird one. At least I got CM13 now, which is just so much better than TouchWiz
faurionutz said:
It's hardware problem my friend, I fixed mine by reheating gyro ic
Click to expand...
Click to collapse
That... seems like a good idea, actually. Care to link a guide on how to do that? And did it solve the issue permanently?
faurionutz said:
it's hard to dissasembly this model.by your on, search on youtube for instruction
Trimis de pe al meu SM-G920F folosind Tapatalk
Click to expand...
Click to collapse
Disassembly aside, how do you do the actual reheating/reflow? With a soldering iron? Or did you just stick the whole motherboard into an oven?
I've found guides for taking the S5 apart, but not for reflowing its parts.

Proximity and ambient light sensor stopped working!!!

I don´t know if it´s a coincidence or not, but I a few days after the update to Oxigen OS 3.6.1 I noticed that the proximity sensor and light sensor of my ONEPLUS 2 stopped working.
I used AndroSenor and Sensor box from the PlayStore, and both os them say thar the proximity and light sensors are missing.
I had a remote session with a ONEPLUS L2 specialist and they wiped my phone and reflashed the latest ROM (ver. 3.6.1), but the problem wasn´t solved..
I guess that, if the sensors don´t appear in the apps I mentioned maybe it´a a hardware problem, but I would like to hear more opinions.
If anyone has any suggestion to try to solve this problem before sending it to repair (out of warranty)??
flash persist.img from fastboot
backup all your info
in some cases it will help
hi there!
I seem to be having quite a similar problem, though, my sensors work, but stop responding after an unspecified period of time (can be anywhere between minutes and hours).
I tried flashing several roms (oreo, nougat) and yesterday i flashed Oreo Pixel Experience (just pure ROM+OP5 camera, no root no custom kernel just to rule out a few things) but the issue remains. Important to mention, i always clean flash.
The best way to describe the issue is: "sometimes the proximity and light sensor just stop working and i dont really know why" which is obviously causing a whole bunch of issues with auto brightness, making calls, picking up when someone calls etc.
The thing is, everything works after a reboot...but only for some time...then the sensors go "offline".
sometimes they work for a couple of hours, even a day...sometimes they die after half an hour or something. I have a feeling that i see them die faster when i have my phone in the pocket and leave it idle for a while, and when i use my phone often and dont really give the phone time to rest they live longer. It almost feels as if the phone goes to some deep sleep when idle for some time, disconnects the sensors, but doesnt turn them on again when woken up.
tried flashing the persist.img as advised just above, but it doesnt seem to have an effect.
anyone has any good idea?
thanks!
allright, being desperate from not being able to use my phone in a normal way i flashed OOS 3.6.1 from official zip files that can be downloaded from oneplus.net support section, using OP recovery and surprise surprise - sensors are working flawlessly! so im ruling out the HW problem. I think im going to stick to OOS for a while to monitor the sensors and eventually im going to try flashing oreo again.
ok, last update from my side: after two days on OOS where everything worked fine i flashed Pixel Oreo build and sensors continue working just fine! so, whoever is experiencing strange behavior of his sensors, i recommend the same approach.
Jackill said:
ok, last update from my side: after two days on OOS where everything worked fine i flashed Pixel Oreo build and sensors continue working just fine! so, whoever is experiencing strange behavior of his sensors, i recommend the same approach.
Click to expand...
Click to collapse
You still have working sensors?
I have exactly the same behavior as you mentioned in your first post. FRUSTRATING!
I've tried flash lineageos 15.1 ROM, no luck. New persist.img from official fastboot oos ROM but no luck either.
flaektrem said:
You still have working sensors?
I have exactly the same behavior as you mentioned in your first post. FRUSTRATING!
I've tried flash lineageos 15.1 ROM, no luck. New persist.img from official fastboot oos ROM but no luck either.
Click to expand...
Click to collapse
Hi! Yes, my sensors are still working just nicely.
Jackill said:
Hi! Yes, my sensors are still working just nicely.
Click to expand...
Click to collapse
So good for you ?
Before when your sensors struggled, did they also disappear from any sensor test app. Or did they just not work?
My prox sensor did not disappear but just hangs at 0 or 5cm if I check the value in any sensor app. And light turns 0 Lux also.
I've similar problem. Went completely stock as suggested but the problem persisted.
flaektrem said:
So good for you
Before when your sensors struggled, did they also disappear from any sensor test app. Or did they just not work?
My prox sensor did not disappear but just hangs at 0 or 5cm if I check the value in any sensor app. And light turns 0 Lux also.
Click to expand...
Click to collapse
Well mine didnt really "dissappear" either. They "froze" too. Lux froze at whatever value it measured the last however i am almost certain it was never exactly 0. Prox behaved the same as you describe: 0 or 5.
lazyfarmer said:
I've similar problem. Went completely stock as suggested but the problem persisted.
Click to expand...
Click to collapse
Interesting. I'm going to flash OOS recovery and latest OOS ROM later today and give it a try.
Jackill said:
Well mine didnt really "dissappear" either. They "froze" too. Lux froze at whatever value it measured the last however i am almost certain it was never exactly 0. Prox behaved the same as you describe: 0 or 5.
Click to expand...
Click to collapse
My lightsensor always freezes at 0 Lux. And when the prox freeze at 0 its impossible to quit a call. So f*cking frustrating so I have to fix this problem ASAP
I have the same problem with my LUX device, sometimes the sensors work randomly. When I reboot my phone the sensors stop working. The screen does not rotate, the most interesting thing is that it did flash the Moto camera mod and the rotation works perfectly with the camera, with the stock camera there is no rotation.
UPDATE:
I scheduled a remote session with Oneplus L2 Team and they performed a full factory reset of all partitions. No luck, problems still persist.
It must be a hardware problem.
In my case I sent the smartphone to them and they said it was a problem with the motherboard.

OP5 Camera not working, constant crashing/rebooting (I have searched threads etc)

Ever since my update to 9.0.5 my camera hasn't been working, as well as phone has been blacking out, system freezing up, the LED Light turning to a sort of baby blue color until I force reboot it (this bug has been with my phone since my first boot upon a full charge from 0% after unpacking it). I have scoured the forums of here at XDA and official One Plus forums. All other people have similar camera bugs but those are features of the camera bugging out and easily fixed with a cache clearing. My issue is with the system itself, and no amount of clean (Very) flashes results in a fix. If I go into recovery, select all partitions and format those, even repeatedly has this annoying system bug persist. The camera does come back if I revert to 8.1 OTA and custom ROMs, but the security patches are too far behind for me to keep using them. I am posting here to find out if anyone has had this issue and successfully fixed it as it has been over 2 months since I received my OP5 but I cannot use it for any intensive task as it worsens the freezeups and reboots. Further I live in a remote Alaskan village and there isn't even a OP Center close to the state to send it in. No amount of stock flashing fixes it at all and I am about to curse Oneplus for not being able to push out a stable device.:crying: :edit: I forgot to add that the gyroscope no longer functions as well. Not even in the factory testing menu by entering *#808# in the dialer with the stock roms.
arcticphoenix said:
Ever since my update to 9.0.5 my camera hasn't been working, as well as phone has been blacking out, system freezing up, the LED Light turning to a sort of baby blue color until I force reboot it (this bug has been with my phone since my first boot upon a full charge from 0% after unpacking it). I have scoured the forums of here at XDA and official One Plus forums. All other people have similar camera bugs but those are features of the camera bugging out and easily fixed with a cache clearing. My issue is with the system itself, and no amount of clean (Very) flashes results in a fix. If I go into recovery, select all partitions and format those, even repeatedly has this annoying system bug persist. The camera does come back if I revert to 8.1 OTA and custom ROMs, but the security patches are too far behind for me to keep using them. I am posting here to find out if anyone has had this issue and successfully fixed it as it has been over 2 months since I received my OP5 but I cannot use it for any intensive task as it worsens the freezeups and reboots. Further I live in a remote Alaskan village and there isn't even a OP Center close to the state to send it in. No amount of stock flashing fixes it at all and I am about to curse Oneplus for not being able to push out a stable device.:crying: :edit: I forgot to add that the gyroscope no longer functions as well. Not even in the factory testing menu by entering *#808# in the dialer with the stock roms.
Click to expand...
Click to collapse
It's more likely that you have an hardware issue according to your detailed description of the issue. Cause the gyroscope is also needed for proper camera functionality, camera app may crash.
strongst said:
It's more likely that you have an hardware issue according to your detailed description of the issue. Cause the gyroscope is also needed for proper camera functionality, camera app may crash.
Click to expand...
Click to collapse
Yeah it is part hardware and part software. A couple of months ago I used the cracked unbrick tool found here at XDA and I regained most functionality which was lost after upgrading from 9.0.4 - 9.0.5, though I do still get system freeze ups and reboots. But that is from a faulty unit not any of the ROMs.
I apologize for reviving an old post so any mods may close this thread.
arcticphoenix said:
...
I apologize for reviving an old post so any mods may close this thread.
Click to expand...
Click to collapse
THREAD CLOSED on request of OP.

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