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Regular Visitor
HP Pre 3 (Unlocked EU)
HenrikS
Posts: 7
Registered: 08-29-2011
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Accepted Solution

HP Pre 3 - black screen after using phone

Hello,

 

This has happend some times before.

It works out in the way that suddenly my phone does not respond to the keyboard slider or the button on top to turn on the screen.

I have to take out the battery and start it over to make it respond again.

 

Tonight, I got a update through the update manager and installed it, 2.2.0.x something.

Now, if I call up a number which requires me to use the keypad to make choices, I am unable to use the screen.

I can press numbers through the keyboard, and after the call - the screen is black and does not respond to anything.

I also have to reset my phone again to get it working.

 

Any suggestions?

 

-BR


Post relates to: HP Pre 3 (Unlocked EU)

Regular Visitor
HP Pre 3 (Unlocked EU)
HenrikS
Posts: 7
Registered: 08-29-2011
0

Re: HP Pre 3 - black screen after using phone

It seems like I am unable to activate the screen when the phone is active. If the call gets hung up by the other party, the screen is activated again..

Regular Visitor
HP Pre 3 (Unlocked EU)
HenrikS
Posts: 7
Registered: 08-29-2011
0

Re: HP Pre 3 - black screen after using phone

Solution found: http://forums.precentral.net/palm-pre-pre-plus/204001-blank-screen-during-calls.html

It happens because the screen protector that is delivered with the pre 3 is of bad quality and messes up the proximity sensor.

 

Moderator
HP TouchPad (WiFi)
WyreNut
Posts: 12,847
Registered: 10-20-2005
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Re: HP Pre 3 - black screen after using phone


HenrikS wrote:

Solution found: http://forums.precentral.net/palm-pre-pre-plus/204001-blank-screen-during-calls.html

It happens because the screen protector that is delivered with the pre 3 is of bad quality and messes up the proximity sensor.

 


Screen protector?  Most HP webOS phones are shipped with a clear piece of plastic to prevent scratches while in the box.  It was never meant to be used while the phone is active.

 

(Admittedly, since the Pre3 isn't sold here yet, I'm not familiar with the contents of the box!)

 

WyreNut 

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Regular Visitor
HP Pre 3 (Unlocked EU)
HenrikS
Posts: 7
Registered: 08-29-2011
0

Re: HP Pre 3 - black screen after using phone

Correct, it's a piece of clear plastic that i have left on the device while waiting for something better to use for protecting the screen - which I usally manage to scratch up.

Eitherhow, it would be great if the button to turn on the screen could override the proximity sensor.

Regular Visitor
HP Pre 3 (Unlocked EU)
kevdavies
Posts: 7
Registered: 10-19-2011
0

Re: HP Pre 3 - black screen after using phone

Thanks for that, just removed the clear plastic and hey presto I can make calls with out the scree going black.
HP support in the uk are not aware of this as they wanted me to send the device to them for repair.
whereabouts is the sensor as I will need to get a screen protector.