HP Compaq dc7100 DT Reference Manual page 236

POST Error Messages
Screen Message
605-Diskette Drive Type
Error
912-Computer Cover
Has Been Removed
Since Last System Start
Up
917-Front Audio not
Detected
919-Front Panel,
MultiPort, and/or
MultiBay Risers not
Detected.
921-Device in PCI
Express slot failed to
initialize.
This error message applies to the PCI Express Graphics slot using Intel 9X1 Express chipsets. This
slot supports x1 and x16 (PCI Express Link Width cards) only. If a x4 or x8 card is used, system
BIOS will attempt to retrain to a x1. If this fails, the 921 error message will be displayed.
1720-SMART Hard
Drive Detect Imminent
Failure
1785-MultiBay
incorrectly installed
C–4
Probable Cause
Mismatch in drive type.
Front audio harness has
been detached or
unseated from the system
board.
Riser card has been
removed or has not been
reinstalled properly in the
system.
There is an
incompatibility/problem
with this device and the
system or PCI Express Link
could not be retrained to
an X1.
Hard drive is about to
fail. (Some hard drives
have a firmware patch
that will fix an erroneous
error message.)
(for MultiBay option on
non-USDT systems)
Multibay option ribbon
cables not seated or
improperly attached.
or
MultiBay device not
properly seated.
or
MultiBay diskette present.
361288-003
Recommended Action
Run Computer Setup (F10 Setup).
Disconnect any other diskette controller
devices (tape drives).
Clear CMOS.
No action required.
Reconnect or replace front audio
harness.
Unplug computer and install/reinstall
riser cord.
Try rebooting the system. If the error
reoccurs, the device may not work with
this system.
Determine if hard drive is giving correct
error message. Run the Drive Protection
System test if applicable.
Apply firmware patch if applicable. (see
www.hp.com/support)
Back up contents and replace hard drive.
Ensure the MultiBay option is attached
as device 0 on the IDE cable.
Ensure no other device is attached to the
same IDE cable.
Ensure both ends of the IDE and
MultiBay ribbon cables are properly
seated.
Ensure the MultiBay device is fully
inserted.
Ensure a MultiBay diskette is not present
(MultiBay diskette drives are not
supported by the MultiBay option).
Service Reference Guide, dc7100