[root@host ~]# 855resolution -l
855resolution version 0.4, by Alain Poirier
Chipset: Unknown (id=0x27708086)
VBIOS type: 2
VBIOS Version: 1215
Mode 30 : 640x480, 8 bits/pixel
Mode 32 : 800x600, 8 bits/pixel
Mode 34 : 1024x768, 8 bits/pixel
Mode 38 : 1280x1024, 8 bits/pixel
Mode 3a : 1600x1200, 8 bits/pixel
Mode 3c : 1920x1400, 8 bits/pixel
Mode 41 : 640x480, 16 bits/pixel
Mode 43 : 800x600, 16 bits/pixel
Mode 45 : 1024x768, 16 bits/pixelMODE=5c
X=1920
Y=1200
Mode 49 : 1280x1024, 16 bits/pixel
Mode 4b : 1600x1200, 16 bits/pixel
Mode 4d : 1920x1400, 16 bits/pixel
Mode 50 : 640x480, 32 bits/pixel
Mode 52 : 800x600, 32 bits/pixel
Mode 54 : 1024x768, 32 bits/pixel
Mode 58 : 1280x1024, 32 bits/pixel
Mode 5a : 1600x1200, 32 bits/pixel
Mode 5c : 1920x1400, 32 bits/pixel
Change the resolution:
[root@host ~]# 855resolution 5c 1920 1200
855resolution version 0.4, by Alain Poirier
Chipset: Unknown (id=0x27708086)
VBIOS type: 2
VBIOS Version: 1215
** Patch mode 5c to resolution 1920x1200 complete
I've also included an init.d script to change the setting at boot, just edit /etc/sysconfig/855resolution:
MODE=5c
X=1920
Y=1200
RPMS: i386 SRPM
My xorg.conf Display section
Section "Monitor"
Identifier "Monitor0"
VendorName "Monitor Vendor"
ModelName "LCD Panel 1920x1200"
HorizSync 30 - 70
VertRefresh 60
ModeLine "1920x1200" 162.0 1920 1984 2176 2480 1200 1201 1204 1250
+hsync +vsync
Option "dpms"
EndSection