HP Xw8400 - Workstation - 4 GB RAM Technical Reference Manual page 141

Table 5-18 POST error messages (continued)
Screen Message
912–Computer Cover Has
Been Removed Since Last
System Start Up.
914–Hood Lock Coil is not
Connected.
916–Power Button Not
Connected.
917–Front Audio Not
Connected.
918–Front USB Not
Connected.
921–Device in PCI Express
Slot Failed to Initialize.
922–Fatal error on slot #
923–Non fatal error on slot #.
931–Northbound CRC error on
non-redundant retry
932–Alert on non-redundant
retry
945-FBD northbound CRC
error
ENWW
Probable Cause
Hood lock mechanism is missing or
not connected.
The power button is not connected.
The front audio cable is not connected. Connect the front audio cable.
Front USB is not connected.
A PCI Express card was detected in
one of the slots, but failed to initialize
properly.
Fatal error occurred in the designated
slot.
A PCI or PCIe non-fatal error condition
occurred for the device in the
designated slot.
CRC error occurred. This could be due
to a faulty system board, memory, or
BIOS issue.
Alert present on retry.
Recommended Action
No action required.
1. Reconnect or replace the hood locking
mechanism.
2. Reseat or replace the hood locking mechanism
cable.
Connect the power button.
Connect the front USB cable.
CAUTION: Disconnect AC power from the
workstation before reseating or replacing components
because there is power to the system board even when
the workstation is powered down.
Reseat all PCI Express cards. If this failure occurred
after inserting a new card, there could be a problem with
that card.
CAUTION: Disconnect AC power from the
workstation before reseating or replacing components
because there is power to the system board even when
the workstation is powered down.
Try moving card to a different slot. If the problem
persists, try replacing the card.
CAUTION: Disconnect AC power from the
workstation before reseating or replacing components
because there is power to the system board even when
the workstation is powered down.
Try moving card to a different slot. If the problem
persists, try replacing the card.
CAUTION: Disconnect AC power from the
workstation before reseating or replacing components
because there is power to the system board even when
the workstation is powered down.
Try replacing or reseating DIMMs first, then system
board.
CAUTION: Disconnect AC power from the
workstation before reseating or replacing components
because there is power to the system board even when
the workstation is powered down.
Try replacing or reseating DIMMs first, then system
board.
CAUTION: Disconnect AC power from the
workstation before reseating or replacing components
because there is power to the system board even when
the workstation is powered down.
Try replacing or reseating DIMMs first, then system
board.
POST error messages 131