A backlight is a form of illumination used in liquid crystal displays (LCDs).

learn more… | top users | synonyms

1
vote
1answer
484 views

How can I disable the softkey backlight?

I've been using Voodoo Display Filter to dim my screen further than the normal minimum at night, and it works great. I want to do the same thing with the backlight for my touch buttons since it's ...
1
vote
2answers
380 views

Backlight flickering at low brightness levels

I noticed my phone's backlight would start to flicker/pulse intermittently when I switch my brightness level to something low (est. between 1% to 15% brightness). The flickering or pulsing is as if ...
0
votes
1answer
233 views

How to enable backlight of control buttons in Xperia miro st23i?

Very first i have disabled this, after that i can't find the option to enable it
2
votes
0answers
383 views

How to disable backlight buttons in MTK 6577 phone?

I want to get in control of the backlight for my phone buttons (It is a Runbo X5, MTK6577 based). According to some tutorials I found, I should edit the content of this file: ...
1
vote
2answers
373 views

Nexus 7 Not Booting; Backlight Turns on while Charging

A friend of mine has a Nexus 7 2012. Although it used to work, it now won't turn on. I would mark this off as a broken battery or screen if it were not for this one oddity: the backlight turns on ...
3
votes
2answers
604 views

No screen lightup on email/notification/reminder

When I get a txt message on my phone, the screen lights up and it plays a sound if I have the volume turned up. However, if I receive an email, or some other notification, the screen does not light ...
1
vote
0answers
62 views

HTC Rezound Menu Screen Won't Light

I took apart my Rezound (screen broke and I had to fix it) and I lost those little plastic pieces that transfers the light to the menu. What in the world are these piece called?? How can I find new ...
0
votes
1answer
3k views

Change permission on file in /sys folder

I am trying to turn off the backlight on the soft keys (home, menu, back and search). My phone is a HTC Evo 3D running Ice Cream Sandwich. Before, I had Gingerbread installed and I could use "Screen ...
4
votes
3answers
886 views

Turn off Incredible Bottom Lights

Droid Incredible has 4 buttons below the screen that are very bright at night. I'd like to turn these off when I'm reading from the screen. Is there any way to do this without rooting the phone?
0
votes
1answer
67 views

SHARP Aquos 104sh, listen to YouTube with the backlight off?

I'm on 4.0.3, trying to listen to music. YouTube is destroying my battery life. I always need to charge my phone at work. If I save the battery, I can work more efficiently, though. Any way to have ...
0
votes
1answer
495 views

Cyanogen mod 7.2.0 keyboard backlight not working properly

I have recently rooted my phone (HTC Desire Z A.K.A. Vision) and installed Cyanogen 7.2.0. I have noticed that my keyboard and softkeys backlight no longer work properly. What used to be the case: ...
4
votes
1answer
817 views

Apps can't see the light sensor but automatic brightness works anyway?

I don't have a toggle for automatic brightness in my phone's settings menu and I cannot install apps like Lux Auto Brightness that depend on the light sensor. I can, however, turn automatic brightness ...
1
vote
1answer
347 views

How much does an LCD's backlight drain the battery?

The screen tends to be one of the biggest consumers of electricity. How much of this is for the backlight vs the actual screen, particularly in the case of an LCD?
6
votes
2answers
694 views

HTC Incredible - always on soft button lights when screen is on

When I bought my Galaxy Nexus, I gave my dad my HTC Incredible to replace his aging Blackberry curve. His eyesight isn't so great, and he has trouble seeing the soft keys on the Incredible when their ...
3
votes
1answer
587 views

Dim the back light to low battery level

Even when I set the backlight onto its dimmest, it is still very bright when using it in the dark. However, when you have low battery it appears even dimmer, so I know it is possible to get it to that ...
5
votes
2answers
508 views

Is there a way to turn off backlit buttons on Motorola Droid?

The four buttons at the bottom of the Motorola Droid (back,menu,home,search) are backlit when its dark and the phone is unlocked. The brightness of the buttons' back light doesn't adjust with the ...
2
votes
1answer
262 views

How do I turn off the light that comes out of my moto droid's usb port?

When I plug my moto droid into a charger a bright white light comes from the micro usb port. It is super bright when its on my nightstand and the lights are out. It drives me nuts.