HP Z1 Maintenance And Service Manual page 100

Table 4-9
Screen message
1804—A processor feature
and the memory configuration
are incompatible
ERROR: Invalid 1394 GUID
(Invalid electronic serial
number)
ERROR: Invalid electronic serial
number (no number)
ERROR: An unsupported
processor is installed. System
halted
Invalid electronic serial number
Processor initialization fails
92 Chapter 4 Diagnostics and troubleshooting
POST error messages (continued)
Probable cause
A processor feature is incompatible
with the memory configuration.
No electronic serial number is stored
with the system.
No electronic serial number is stored
with the system
Unsupported processor detected.
Incorrect serial number registered in
the system.
Processor defective.
Recommended action
Restore the previous memory configuration.
To assign a serial number, open Computer Setup
(F10) Utility, and then select Security >
System IDs.
To assign a serial number, open Computer Select
(F10) Utility, and then select Security >
System IDs.
Replace the processor.
To assign a serial number, open Computer Select
(F10) Utility, and then select Security >
System IDs.
Replace the processor.