A. F. Cano wrote: >The question is (I think), how to turn off the backlight via software? >This might be an issue of bad firmware (Dell firmware is notoriously >linux-unfriendly, not to say buggy) and/or bad ACPI support in same, >in which case there might not be an easy solution. Anyone have a >non-firmware-patch fix for this? > In the version 2.6.12 of the kernel, there is module to control the LCD backlight (option CONFIG_BACKLIGHT_LCD_SUPPORT). The default in Debian is not to compile it. I tried to recompile the kernel and load the module lcd.ko, but nothing changed. Am I missing some other step? Halva
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