Screen blacked out - graphics driver issue

Rich Dischler rdischler at
Fri Oct 3 14:11:10 PDT 2008

On a Commell LV-682 with an ATI RS690E :

We sometimes see (right before the login screen for Red Hat 5.2) a black/blank
We must hit cntl+alt+backspace to get the X server to come alive.

Also - At 1152x864, some people are seeing video jitters under their mouse

from /var/log/Xorg.0.log

(--) RADEON_TP(0): Chipset: "ATI Radeon X1200" (ChipID = 0x791f)
(WW) RADEON_TP(0): This is an unsupported tech-preview for RHEL5 of a
driver for Radeon R500/R600 class cards. Please report any bugs in RH
(WW) RADEON_TP(0): R500 support is under development. Please report any
issues to xorg-driver-ati at

Rich Dischler
Director of Custom Systems and Technical Marketing
3 Clock Tower Place, Suite 210
Maynard, MA 01754
rich.dischler at
978 897-0214 x 220

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