0
votes
0answers
44 views

Any way to enable dynamic/automatic brightness adjustment?

My Lenovo ThinkPad X201 Tablet has a very bright screen (400 nits!), which is good for when objects on the screen are dark (say a night scene in a movie), but it is of course very blinding when ...
1
vote
1answer
224 views

Brightness keys no longer work

My Fn+F8 and Fn+F9 keys to change the screen's brightness appear to no longer work on my Thinkpad laptop. # ls /sys/class/backlight/ thinkpad_screen Some guide told me to make this: # cat ...
0
votes
0answers
54 views

Turn on ThinkLight?

I have an old Lenovo ThinkPad R61. It is fully loaded and it has the the ThinkLight option. For me to be able to turn it on and do other things like adjust the brightness, I have to use the blue ...
3
votes
1answer
853 views

Altering the backlight dim timeout on a Thinkpad laptop

It seems something else than gnome-power-manager manages the backlight dim timeout on Thinkpads, maybe thinkpad-acpi. How do you alter the timeout from 5 seconds? (which is very annoying)
2
votes
3answers
1k views

Turning off the backlight on the console [closed]

I'm using an IBM Thinkpad X21 as a 3G router. It's running a server install of lucid. The laptop has the lid up most of the time. There is no X, just a plain console. The colsole blanks itself, but ...