HP VA799UT 799UT#ABA, Z400 H2D81US manual Replace the processor with a compatible one

Table 6-10POST error messages (continued)

Screen message	Probable cause	Recommended action
919—Multi-Bay Riser Not	Multi-Bay riser mechanism is missing	1. Replace or reconnect the missing Multi-Bay
Connected	or is not connected.		mechanism to the system board.
		2.	Reseat or replace the missing mechanism cable.
920—Fatal error on QPI link X	Fatal error detected on QPI link x,	System board problem; contact HP Support.
	where x is 0 or 1. This type of error is
	identified on the line following the error
	message.
921—Fatal error on QPI	Fatal error detected in QPI link x	Potential system board problem; contact HP Support.
Protocol link X	protocol, where x is 0 or 1. This type of
	error is identified on the line following
	the error message.
922—Fatal error on PCIe slot	Fatal error occurred in the designated	Move the card to a different slot. If the problem persists,
X	slot.	replace the card.
923—Fatal error on ESI port 0	A fatal error occurred on ESI port 0.	Verify that the ESI port device is connected and working
	slot.	properly.
924—Fatal error on IOH core	Fatal error detected on IOH core x,	Potential system board problem; contact HP Support.
X	where x is 0 or 1. This type of error is
	identified on the line following.
925—Fatal error on IOH	Fatal miscellaneous error detected on	Potential system board problem; contact HP Support.
miscellaneous	IOH core x, where x is 0 or 1.
926—Fatal error on IOH Vtd	Fatal error detected in the Intel	Potential system board problem; contact HP Support.
	Virtualization Technology.
927—Fatal error on DIMM in	Fatal multibit ECC error detected on	Replace the DIMM in the identified slot.
slot CPU X DIMM Y	the DIMM in the slot labeled CPU x
	DIMM y (where x is 0 or 1 and y is 1 -
	6), as labeled on the system board.
928—Fatal machine check		Contact HP support.
detected on CPU X
1720—SMART Hard Drive	Hard drive is about to fail. (Some hard	1. Determine if the hard disk drive is giving a correct
Detects Imminent Failure	disk drives have a firmware patch that		error message.
	fixes erroneous error messages.)	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.
1783—Fixed Disk 0/1 locked	Hard disk drive failure.	Diagnose the hard disk drive, and replace it if
		necessary.
1796—SATA Cabling Error	Missing or improperly attached cable.	Verify that a cable is attached. Reattach the cable.
1797—SATA Drivelock is not	SATA Drivelock is not supported in	Disable RAID mode, or disable SATA drivelock..
supported in RAID mode	RAID mode.
1801—Microcode Update	Unsupported processor (C0 Stepping	The microcode update failed. Check the processor
Error	or greater only).	stepping to ensure it is a supported stepping. If it is
		contact, HP Support.
1802—Processor Not	The system board does not support the	Replace the processor with a compatible one.
Supported	processor.

ENWW Diagnostic codes and errors 143