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View Full Version : Registry fix for Universal keyboard backlight duration?


SiliconS
27th October 2005, 02:00 PM
Does anybody know of a way of extending the Universal's keyboard backlight duration longer than the highest option of 10 secs? My eyes are hurting trying to see the keyboard at night. :shock:

Don't want it a lot. Maybe 20 or 30 seconds? Perhaps this is a registry setting?
TIA :)

Paul. W
27th October 2005, 03:14 PM
Dont even need to change a registry setting mate :)

Go to Start > Settings > Buttons

Then click on the Backlight tab, it brings up the options here to either have the light sensor enabled or disabled, and also how long you want your keyboard backlight on for :)

Paul. W
27th October 2005, 03:15 PM
Sorry

read ur post wrong

Only realised myself the highest option is 10 secs!

Doh!

BrettS
27th October 2005, 03:18 PM
Yes, there is a registry setting...

HKCU\ControlPanel\Backlight\QKeyLedTimeout

Change it from 10 to whatever you want. I originally set it to 60, but found that was way too long. I've got it set at 30 right now and that seems to be working well for me.

You need to soft reset after making the change before it will go into effect. Remember to turn the device off before you soft reset to make sure the cache is flushed and your change is saved.

HTH,
Brett

CJSnet
27th October 2005, 03:21 PM
What about a way to change the sensitivity of the keyboard light sensor? We all I think find it not sensitive enough, and when it's too dark to see the keys, it still doesn't come on.

SiliconS
27th October 2005, 03:37 PM
Yes, there is a registry setting...

HKCU\ControlPanel\Backlight\QKeyLedTimeout
Perfect! Thanks a bunch. :D

ice_coffee
27th October 2005, 04:29 PM
My light sensor does not work, I thought it was a firmware glitch !! does your keyboard light sensor work ??????????

O2 XDA Exec UK

also at full brightnes does your screen dim slightly when the keyboard lights up !!!

SiliconS
27th October 2005, 05:03 PM
My light sensor does not work, I thought it was a firmware glitch !! does your keyboard light sensor work ??????????

also at full brightnes does your screen dim slightly when the keyboard lights up !!!
In what way doesn't it work? Are the keyboard lights always on or always off? At night, in the dark, do the keyboard lights come on when you press a key? Have you got the ambient light sensor enabled in the Control Panel?

mikeycrawford
27th October 2005, 06:24 PM
I thought my light sensor wasn't working either when I first got it, not realising that you had to tap a key before it would light up.

I was also one of those that didn't know where the stylus from the box went (it was the spare)

ice_coffee
28th October 2005, 07:22 AM
My light sensor does not work, I thought it was a firmware glitch !! does your keyboard light sensor work ??????????

also at full brightnes does your screen dim slightly when the keyboard lights up !!!
In what way doesn't it work? Are the keyboard lights always on or always off? At night, in the dark, do the keyboard lights come on when you press a key? Have you got the ambient light sensor enabled in the Control Panel?

Thanks for your reply, I have since hard reset and gone for corporate mode, and it has started working originaly in a pitch black room no matter what key I pressed, it refused to light up.