HP Compaq Pro 6305 Maintenance And Service Manual page 201

Table 10-1 Numeric Codes and Text Messages (continued)
Control panel message
912-Computer Cover Has Been Removed
Since Last System Startup
917-Front Audio Not Connected
918-Front USB Not Connected
921-Device in PCI Express slot failed to
initialize
1151-Serial Port A Address Conflict Detected
1152-Serial Port B Address Conflict Detected
1155-Serial Port Address Conflict Detected
1720-SMART Hard Drive Detects Imminent
Failure
1796-SATA Cabling Error
Description
Computer cover was removed since last
system startup.
Front audio harness has been detached or
unseated from motherboard.
Front USB harness has been detached or
unseated from motherboard.
There is an incompatibility/problem with this
device and the system or PCI Express Link
could not be retrained to an x1.
Both external and internal serial ports are
assigned to COM1.
Both external and internal serial ports are
assigned to COM2.
Both external and internal serial ports are
assigned to same IRQ.
Hard drive is about to fail. (Some hard
drives have a hard drive firmware patch that
will fix an erroneous error message.)
One or more SATA devices are improperly
attached. For optimal performance, the
SATA 0 and SATA 1 connectors must be
used before SATA 2 and SATA 3.
Recommended action
No action required.
Reconnect or replace front audio harness.
Reconnect or replace front USB harness.
Try rebooting the system. If the error
reoccurs, the device may not work with this
system
1. Remove any serial port expansion
cards.
2.
Clear CMOS. (See Appendix B,
Password Security and Resetting CMOS
on page 199.)
3. Reconfigure card resources and/or run
Computer Setup or Windows utilities.
1. Remove any serial port expansion
cards.
2. Clear CMOS. (See Appendix B,
Password Security and Resetting CMOS
on page 199.)
3.
Reconfigure card resources and/or run
Computer Setup or Windows utilities.
1. Remove any serial port expansion
cards.
2.
Clear CMOS. (See Appendix B,
Password Security and Resetting CMOS
on page 199.)
3. Reconfigure card resources and/or run
Computer Setup or Windows utilities.
1.
Determine if hard drive is giving correct
error message. Enter Computer Setup
and run the Drive Protection System test
under Storage > DPS Self-test.
2. Apply hard drive firmware patch
if applicable. (Available at
http://www.hp.com/support.)
3.
Back up contents and replace hard
drive.
Ensure SATA connectors are used in
ascending order. For one device, use SATA
0. For two devices, use SATA 0 and SATA
1. For three devices, use SATA 0, SATA 1,
and SATA 2.
POST Numeric Codes and Text Messages
191