IBM Support

Input signal out of range message appears in Red Hat Enterprise Linux - IBM eServer xSeries 336

Troubleshooting


Problem

When the RHEL 3 AS log-in GUI interface appears, the monitor displays the message "Input Signal Out Of Range".

Resolving The Problem

Source

RETAIN tip: H184435

Symptom

When the Red Hat Enterprise Linux (RHEL) 3 AS log-in GUI interface appears, the monitor displays the message "Input Signal Out Of Range".  

Affected configurations

The system may be any of the following IBM eServers:  
  • IBM eServer xSeries 336, Type 8837, any model  

The system is configured with one (1) or more of the following:  

  • IBM ThinkVision L170 LCD Monitor, Type 6734, model AB0
  • IBM NetBay-Local Console Manager (LCM), Type 1735, model L04  

The following NOS(es) are affected:  

  • Red Hat Advanced Server Linux, version 3  

Note: This does not imply that the network operating system will work under all combinations of hardware and software.
 
Please see the compatibility page for more information:
 
http://www.ibm.com/servers/eserver/serverproven/compat/us/
 
The system has the symptom described above.

Solution

None

Workaround

During the installation of RHEL 3 AS, the video driver to select should be driver=vesa instead of driver=radeon.
 
Edit the /etc/X11/XF86Config file and change the video driver from "radeon" to "vesa".
 
Driver Section
"Device"
Identifier "Videocard0"
Driver "radeon" <---- change to "vesa"
VendorName "VideoCard Vendor"
BoardName "ATI Radeon 7000"


 
 

Document Location

Worldwide

Operating System

System x Hardware Options:Red Hat Linux

Older System x:Red Hat Linux

[{"Type":"HW","Business Unit":{"code":"BU016","label":"Multiple Vendor Support"},"Product":{"code":"HW20P","label":"Older System x->xSeries 336"},"Platform":[{"code":"PF042","label":"Caldera"}],"Line of Business":{"code":"","label":""}},{"Type":"HW","Business Unit":{"code":"BU016","label":"Multiple Vendor Support"},"Product":{"code":"QU00MYM","label":"System x Hardware Options->Rack expansion->Console Manager->1735L04"},"Platform":[{"code":"PF042","label":"Caldera"}],"Line of Business":{"code":"","label":""}}]

Document Information

Modified date:
29 January 2019

UID

ibm1MIGR-61086