Screen message Probable cause Recommended action
Invalid electronic serial
number
Incorrect serial number registered in
the system
Use the F10 Setup Utility to reset the serial number.
Mixing processors with
different power requirements.
This is not supported. System
halted.
Mixed type processors detected Replace the processors with matched processors.
Mixing Two Different
Processor Types MP and DP!!!
Mixed type processors detected Replace the processors with matched processors.
Network Server Mode Active
and No Keyboard Attached
Keyboard not detected Ensure that a functioning keyboard is attached to the
workstation.
Processor initialization fails!!! Processor defective Replace the processor.
The installed CPUs have
different voltage requirements.
This is not supported. System
halted.
Mixed type processors detected Replace processors with matched processors.
Two processors do not have
the same frequency operating
ranges!!!
Mixed type processors detected Replace processors with matched processors.
Table 5-18 POST error messages (continued)
134 Chapter 5 System diagnostics and troubleshooting ENWW