Re: Dell inspirion 8600 backlight

On Monday 28 March 2005 09:15 pm, Ron Freidel wrote:
> I am wondering if anyone knows how to turn off the display on a
> Dell inspirion 8600 when it goes into suspend mode, or if not that
> then just turning off the backlight as in dpms.
>
> The only thing I have found is if I do a
>
> sysctl hw.acpi.video.crt0.active=1
>
> and then
>
> sysctl hw.acpi.video.lcd0.active=0
>
> that turns off the display completely, but it is difficult to get
> it to turn back on, plus the video card is still active so there is
> no power saving.
>
> Am currently running 6.0-CURRENT, built today, but I find the same
> thing on 5.3, and 5.4 pre.
>
> Thanks in advance.
>
Have you tried the VESA DPMS patch for acpi_video that was floating 
around on the list a while ago?  It shuts off the video adapter when 
going into suspend.

-- 
Anish Mistry

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.0 (FreeBSD)

iD8DBQBCSNSSxqA5ziudZT0RAnhCAJ0SPUwZXYcdqEsZ1EInmPzSpGMIBQCbBI1D
YdrCgkZsTD3Evpr6EdPTyeI=
=XObk
-----END PGP SIGNATURE-----