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Re: New LCD display - need to change video "Refresh Rate" for every user?



On Thursday December 23 2004 16:56, Bob St John wrote:
> Folks,
>
> I just moved from a CRT display (apparently with a Refresh Rate of 85Hz)
> to a Princeton SENergy 714 LCD (which apparently supports a maximum
> Refresh Rate of 75Hz).
>
> When I made the move, I immediately saw the problem (Linux FC3 video
> trying to refresh at 85Hz, but that was not acceptable to new LCD,
> therefore no display.) So I reconnect the CRT, logged in as one of the
> users, and changed the Linux FC3 video refresh rate from 85Hz to 75Hz. I
> then reconnected the new LCD and everything worked fine for the userid
> for which I made the change.
>
> However, when I logout of that userid, the Linux video drivers revert to
> a Refresh Rate of 85Hz and I loose the display.
>
> By the way, the video is on the motherboard and it supports AGP Rev 2.0
> (if that means anything relative to this problem), and I cannot find any
> BIOS settings that determine video Refresh Rate.
>
> So what's going on here? Must I change the Refresh Rate for root and all
> other users? Is there any way to do it one for all users for all
> eternity (i.e., I don't want it to revert back to 85Hz at any time.)

Boot in single user mode and run system-config-display to fix.

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