HP Xw6600 - Workstation - 2 GB RAM Technical Reference Manual page 144

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