System is a Dell Latitude D630 and I am trying to add a second monitor but X does not come back up after enabling "dual head" mode in "System->Administration->Display" and logging out. In /var/log/Xorg.0.log there is the following line:
Code:
(WW) NV(1): Failed to find LVDS native mode
relevant lspci:
Code:
01:00.0 VGA compatible controller: nVidia Corporation Quadro NVS 135M (rev a1) (prog-if 00 [VGA controller])
Subsystem: Dell Unknown device 01f9
Flags: bus master, fast devsel, latency 0, IRQ 169
Memory at f5000000 (32-bit, non-prefetchable) [size=16M]
Memory at e0000000 (64-bit, prefetchable) [size=256M]
Memory at f2000000 (64-bit, non-prefetchable) [size=32M]
I/O ports at df00 [size=128]
[virtual] Expansion ROM at f4000000 [disabled] [size=128K]
Capabilities: [60] Power Management version 2
Capabilities: [68] Message Signalled Interrupts: 64bit+ Queue=0/0 Enable-
Capabilities: [78] Express Endpoint IRQ 0
Capabilities: [100] Virtual Channel
Capabilities: [128] Power Budgeting
Capabilities: [600] Unknown (11)
After enabling dual-head mode but before restarting x...
Code:
[root@uxnbcrobicha X11]# diff -b xorg.conf.backup xorg.conf
1,3d0
< # nvidia-xconfig: X configuration file generated by nvidia-xconfig
< # nvidia-xconfig: version 1.0 (buildmeister@builder63) Mon Mar 23 15:33:27 PST 2009
<
7,8c4,6
< Identifier "single head configuration"
< Screen 0 "Screen0" 0 0
---
> Identifier "Multihead layout"
> Screen 0 "Screen0" LeftOf "Screen1"
> Screen 1 "Screen1" 0 0
10a9,10
> Option "Xinerama" "on"
> Option "Clone" "off"
46a47
> ### Comment all HorizSync and VertSync values to use DDC:
51a53,62
> Section "Monitor"
> Identifier "Monitor1"
> VendorName "Monitor Vendor"
> ModelName "LCD Panel 1024x768"
> ### Comment all HorizSync and VertSync values to use DDC:
> HorizSync 31.5 - 48.0
> VertRefresh 56.0 - 65.0
> Option "dpms"
> EndSection
>
56a68,76
> Section "Device"
> Identifier "Videocard1"
> Driver "nv"
> VendorName "Videocard Vendor"
> BoardName "nVidia Corporation Quadro NVS 135M"
> BusID "PCI:1:0:0"
> Screen 1
> EndSection
>
65c85,96
< Modes "1280x960" "1280x800" "1152x864" "1024x768" "800x600" "640x480"
---
> EndSubSection
> EndSection
>
> Section "Screen"
> Identifier "Screen1"
> Device "Videocard1"
> Monitor "Monitor1"
> DefaultDepth 16
> SubSection "Display"
> Viewport 0 0
> Depth 16
> Modes "1024x768"
Any help is appreciated, thank you.
