HP DC7800 - Manual (Page 221)

Control panel message Description Recommended action
4. Replace diskette drive.
5. Replace the system board.
605-Diskette Drive Type Error Mismatch in drive type. 1. Run Computer Setup.
2. Disconnect any other diskette controller
devices (tape drives).
3. Clear CMOS.
610-External Storage Device Failure External tape drive not connected. Reinstall tape drive or press F1 and allow
system to reconfigure without the drive.
611-Primary Floppy Port Address
Assignment Conflict Configuration error. Run Computer Setup and check the
configuration in Advanced > Onboard
Devices.
660-Display cache is detected unreliable Integrated graphics controller display cache
is not working properly and will be disabled. Replace system board if minimal graphics
degrading is an issue.
912-Computer Cover Has Been Removed
Since Last System Startup Computer cover was removed since last
system startup. No action required.
917-Front Audio Not Connected Front audio harness has been detached or
unseated from motherboard. Reconnect or replace front audio harness.
918-Front USB Not Connected Front USB harness has been detached or
unseated from motherboard. Reconnect or replace front USB harness.
921-Device in PCI Express slot failed to
initialize There is an incompatibility/problem with this
device and the system or PCI Express Link
could not be retrained to an x1. Try rebooting the system. If the error
reoccurs, the device may not work with this
system
1151-Serial Port A Address Conflict Detected Both external and internal serial ports are
assigned to COM1.
1. Remove any serial port expansion
cards.
2. Clear CMOS.
3. Reconfigure card resources and/or run
Computer Setup or Windows utilities.
1152-Serial Port B Address Conflict Detected Both external and internal serial ports are
assigned to COM2.
1. Remove any serial port expansion
cards.
2. Clear CMOS.
3. Reconfigure card resources and/or run
Computer Setup or Windows utilities.
1155-Serial Port Address Conflict Detected Both external and internal serial ports are
assigned to same IRQ. 1. Remove any serial port expansion
cards.
2. Clear CMOS.
3. Reconfigure card resources and/or run
Computer Setup or Windows utilities.
1201-System Audio Address Conflict
Detected Device IRQ address conflicts with another
device. Enter Computer Setup and reset the IRQ in
Advanced > Onboard Devices.
1202-MIDI Port Address Conflict Detected Device IRQ address conflicts with another
device. Enter Computer Setup and reset the IRQ in
Advanced > Onboard Devices.
1203-Game Port Address Conflict Detected Device IRQ address conflicts with another
device. Enter Computer Setup and reset the IRQ in
Advanced > Onboard Devices.
Table C-1 Numeric Codes and Text Messages (continued)
POST Numeric Codes and Text Messages 209