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Re: [debian-knoppix] auto magic recognition of scrrensize and frequency

On Sat, Apr 26, 2003 at 11:31:37PM +0200, Bjoern Laessig wrote:
> Hi folks,
> just tried out the latest version of knoppix, and I'm glad to say: 
> Klaus, it detected the right screensize for my TFT (1280x1024)


> unfortunately it was not the right frequency. Knoppix uses 75 Hz and
> this is flickering on an scrren with best 60 Hz.

It just uses the frequency that graphics card and monitor prefer, and
the corresponding modelines. You can check this with
ddcxinfo-knoppix -monitor -modes

> Klaus, if you need more date (you have my XF86config-log), please write
> me. Unfotunately i have read the topix about the package to discover
> screen size and frequency in february to late. (it wast there any more)

You will probably havt to boot with knoppix vsync=60.

The problem can be caused by the graphics chip that ALLOWS (and
therefore reports) higher frequencies for attached monitors.

I currently see no way to circumvent this in an automatic way.

-Klaus Knopper
debian-knoppix mailing list

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