[Q] Problem with proximity sensor - HD2 Windows Mobile 6.5 Q&A, Help & Troubleshooting

Hi guys!
I´ve purchased my HD2 a month ago. Everything works fine but I experience a HUGE problem when making/receiving calls: the proximity sensors seems not to be working properly. When picking up/answering the call and holding the phone normally close to the ear it de-activates (going blank) for part of the call, but then coming back on so that my cheek can push any button (mostly END CALL). This would happen several times during one call.
No additional software/ROM updates etc were installed on my HD2.
Does anyone know how to solve the problem? Are there any good apps for locking screen on HD2?
Thanks in advance!

Related

[Q] How to avoid automatic hang-up?

Hello,
I've got my HD2 for 7 months. Since I bought it I'm experiencing a small difficulty concerning voice calls and light sensor.
When calling, the light sensor detects proximity of my head (ear) and when the phone is close enough, display darkens and locks to avoid pushing buttons by cheeks and such stuff. That's quite handy sometimes.
My issue is, that when I put my HD2 next to my head (enough to darken the display) while dialing someone, the second when the dialed number accepts the call, my HD2 automatically hangs up.
If I dial the same person again without putting HD2 next to my head, the call connects and everything is OK.
So my question is, what is the reason for my HD2 to automatically hang up when the display is dark and how to avoid this situation? Is there some registry fault and fix or something similar?
It's driving me pretty crazy Please help.
Thanks in advance, Pete.
I think its a registry thing. I never experienced this, although i hear a lot of people complaining about it.
Solution to the issue
So finally after consulting few people over the internet, I've come to satisfying solution.
The basic idea is to backup, wipe everything out using hardreset and then restore everything back to its original state.
As backup&restore software I used SPB Backup 2.1.
I've done 3 tests: before reset, after reset&before restore, after restore.
First one went bad, as expected, second and third ones went good....
So everything solved, thanks for your attention

[Q] HD2 Phone-Problem Display is OFF

Hallo!
I have a mysterious Problem:
When i make a call than is the Display on and active - I can activate the speaker an so on.
IF i get a call the Display is aktive so long as i take the call. Then the Display gets dark and inaktive. So it´s inpossible to activate speaker or others. Pressing ANY! Key is not succesfull, intead the right - but THEN, the Call is over...
I tried the system, two other SimCards, Regitry-Hacks, flashing other Rom´s!
Nothing solve this Problem....
Mysterious: After flashing a new SystemRom, one or two times ist works, but than it´s like before.
ALL other functions are OK, so a hardware-Problem is unrealistic.
The HTC-support has also no idea (change the SimCard....).
It is NO other Software installed and i tried the original ROM´s from T-Mobile (win6.5) and some other Rom´s (like Duttys).
WHAT can I do?
make sure there's nothing blocking the proximity sensor during the call.

[Q] Proximity Sensor: Photon on CM9

Hi,
I am having issues with ending calls. After I speak with someone and I remove my photon away from my ear, the screen refuses to turn on. The calls stays connected. The only way to end the call is to pull the battery. This happens randomly and frequently almost half the calls.
The entire phone is unresponsive, even the power or volume buttons do nothing. The screen remains off. I guess this has to do something with the proximity sensor.
One thing I have observed is it happens a lot (much more than half) if I get to voicemail or any IVRS system.
I am on beta 0.4.2.1 of joker's. Is anyone facing the same issues? I have had this issue long, pre-beta 0.3
Looking for suggestions and fixes if anyone has one.
- Harakiri
Harakiri1298 said:
Hi,
I am having issues with ending calls. After I speak with someone and I remove my photon away from my ear, the screen refuses to turn on. The calls stays connected. The only way to end the call is to pull the battery. This happens randomly and frequently almost half the calls.
The entire phone is unresponsive, even the power or volume buttons do nothing. The screen remains off. I guess this has to do something with the proximity sensor.
One thing I have observed is it happens a lot (much more than half) if I get to voicemail or any IVRS system.
I am on beta 0.4.2.1 of joker's. Is anyone facing the same issues? I have had this issue long, pre-beta 0.3
Looking for suggestions and fixes if anyone has one.
- Harakiri
Click to expand...
Click to collapse
I did not experience this issue running 0.4.2.1. First thing I would do is download ScreenOn from the Market and set it to keep the screen on when using the dailer/call function.
Not sure what is actually causing this on your particular device though.

[Solution] Black Screen Bug due to proximity sensor while calls in CM9/10 and AOKP

[Device]
i9100g SG2 - i have seen posts all over so i know that this bug is not limited to my device.
with ICS firmware.
Tested on multiple [JB and ICS] CM9 & AOKP based roms.
[Problem]
I like CM9 and AOKP based roms over stock roms and roms derived from stock ones. I faced troubles when I used my phone for calling.
The screen goes completely blank both on inbound and outbound calls. This happens in more than 90% calls. There is no way to get screen back. You can set the phone to end call with power button otherwise you can not even end the call.
[Solution]
Last month (july 2012), after hitting my head against my phone for several hours i gave up hope and switched back to stock rom (only to be disappointed with slow & bulky stock rom)
Finally yesterday (21st Aug, 2012), I again decided to fight it out and find the problem.
While testing i found some abnormal call behavior, most of the times screen went black but some times the screen worked properly.
I decided to test my sensors... i installed androsensor [free] from play store. Magnetic sensor and proximity sensor had issues. The proximity sensor will work only once and it wrongly tells the phone that there is something close to the proximity sensor. This causes all the black screen problems during calls. It is default behavior of the phone to not listen to any touches or key pressed during the call if the phone is close to face. With proximity sensor misreporting, the phone assumes that the phone is close to face and it ignores all touches and key presses.
I then decided to force screen on while calls. I installed proximityscreenoff-lite [free] from the market. Under this app's settings I selected it to keep the screen turned on while calls.
To my surprise it somehow forced proximity sensor to work as it is actually intended.
Now, during calls the screen turns off when i bring phone close to face and again turns on when i move it away from the face.
[Magnetic sensor problem]
On some boots Magnetic sensor failed to start [it was not detected]. After a boot or two it worked. But its reading remain near constant even if you rotate the device. Well i hope to work something out for it some day as its not that important for me right now.
I hope this helps all and especially developers to find the culprit for the real problem. Till then this will fix your problems.
Got this problem too, app solved it!
Maybe some dev should look into it.
iam123 said:
[Device]
i9100g SG2 - i have seen posts all over so i know that this bug is not limited to my device.
with ICS firmware.
Tested on multiple [JB and ICS] CM9 & AOKP based roms.
[Problem]
I like CM9 and AOKP based roms over stock roms and roms derived from stock ones. I faced troubles when I used my phone for calling.
The screen goes completely blank both on inbound and outbound calls. This happens in more than 90% calls. There is no way to get screen back. You can set the phone to end call with power button otherwise you can not even end the call.
[Solution]
Last month (july 2012), after hitting my head against my phone for several hours i gave up hope and switched back to stock rom (only to be disappointed with slow & bulky stock rom)
Finally yesterday (21st Aug, 2012), I again decided to fight it out and find the problem.
While testing i found some abnormal call behavior, most of the times screen went black but some times the screen worked properly.
I decided to test my sensors... i installed androsensor [free] from play store. Magnetic sensor and proximity sensor had issues. The proximity sensor will work only once and it wrongly tells the phone that there is something close to the proximity sensor. This causes all the black screen problems during calls. It is default behavior of the phone to not listen to any touches or key pressed during the call if the phone is close to face. With proximity sensor misreporting, the phone assumes that the phone is close to face and it ignores all touches and key presses.
I then decided to force screen on while calls. I installed proximityscreenoff-lite [free] from the market. Under this app's settings I selected it to keep the screen turned on while calls.
To my surprise it somehow forced proximity sensor to work as it is actually intended.
Now, during calls the screen turns off when i bring phone close to face and again turns on when i move it away from the face.
[Magnetic sensor problem]
On some boots Magnetic sensor failed to start [it was not detected]. After a boot or two it worked. But its reading remain near constant even if you rotate the device. Well i hope to work something out for it some day as its not that important for me right now.
I hope this helps all and especially developers to find the culprit for the real problem. Till then this will fix your problems.
Click to expand...
Click to collapse
Just wanted to say that it's awesome that you tried to fix this as it drives me nuts. One question - does this still work with the latest version of the proximityscreenoff lite app? I've tried to find the right settings to do the above and I'm a bit confused - would you mind putting it in dummy language for me?
Cheers
Proximity sensor
Hello ,,
on my side with [ROM] KVT49L [AOSP] 【4.4.2】Dan&Ktoonsez 【CM Edition】 - Stables only! - May 31, 2014 , i have the same issue , thinking to switch from cm edition to normal ..

[Q] HTC One Max screen comes on during calls, causing all sorts of problems

My HTC One Max's screen often comes on during calls. Then the touch screen reads my face's contact with the screen and acts according to what it thinks I selected. I have ended up several menu layers into apps that opened because of this. But worse, I have frequently had my calls mute - so the person I am talking to can no longer hear me.
I have had my HTC One Max less than a month, and it has had to be replaced twice, once because the 3G radio didn't work, and the second time because of this issue. Well, the current replacement has the same issue too. I used Android Sensor Box to test the functioning of the proximity sensor, which should be what controls this function. It appears to work, but my experience tells me that it stops working a few minutes into a call.
Your ideas and suggestions are welcome. I love the phone, but this is a problem I can't live with.
Is anyone else experiencing this issue?
My suggestion is to always press the power button during calls that way the phone only comes back on if you hit the power button again... The reason it comes on now during calls because your ear / side of your head covers and uncovers the sensors at the top of your phone so to eliminate that just turn the screen off by pressing the power button it work 100% for me, my wife had the same problem until I told her to start doing that.. Lmk if that works!!
Sent from my HTC6600LVW using Tapatalk

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