HP Z1 Maintenance And Service Manual page 99

Table 4-9 POST error messages (continued)
Screen message
537—Bluetooth® module not
connected.
538—Panel I/O cable not
connected.
912—Computer Cover Has
Been Removed Since Last
System Start Up
922—Fatal error on PCIe slot X Fatal error occurred in the
925—Fatal Misc error
928—Fatal machine check
detected on CPU X
929—Fatal MCA error
942—Memory Training error
1720—SMART Hard Drive
Detects Imminent Failure
1783—Fixed Disk 0/1 locked
1796—SATA Cabling Error
1797—SATA Drivelock is not
supported in RAID mode
1801—Microcode Update
Error
1802—Processor Not
Supported
1803—Processor feature set is
insufficient for current system
settings
Probable cause
The Bluetooth module is missing or
not connected.
The Panel I/O cable is missing or
not connected.
N/A
designated slot.
A fatal miscellaneous chipset error
was detected.
An MCA condition was detected on
the system.
A DIMM or DIMMs did not train
correctly
Hard drive is about to fail. (Some
hard disk drives have a firmware
patch that fixes erroneous error
messages.)
Hard disk drive failure.
Missing or improperly attached
cable.
SATA Drivelock is not supported in
RAID mode.
Unknown or unsupported processor
stepping.
The system board does not support
the processor.
Processor feature set is insufficient
for current system settings. The UEFI
settings do not match the support
provided by the processor
Recommended action
1.
Replace or reconnect the missing Bluetooth
module.
2. Replace or reseat the missing module cable.
1. Reseat the cable.
2. Replace the cable.
No action required.
Move the card to a different slot. If the problem
persists, replace the card.
Contact HP Support.
Contact HP support.
Contact HP Support.
Contact HP Support.
1. Determine if the hard disk drive is giving a
correct error message.
2. Run the Drive Protection System test (if
applicable).
3.
Apply firmware patch (if applicable). See
http://www.hp.com/support.
4. Back up contents and replace the hard disk
drive.
Diagnose the hard disk drive, and replace it if
necessary.
Verify that a cable is attached. Reattach the
cable.
Disable RAID mode, or disable SATA drivelock..
The microcode update failed. Check the
processor stepping to ensure it is a supported
stepping. If it is contact, HP Support.
Replace the processor with a compatible one.
Change the UEFI settings or upgrade the
processor.
Diagnostic codes and errors
91