Control panel message
Description
Recommended action
515-Power Supply fan not detected
Power supply fan is not connected or may have
malfunctioned.
1.
Reseat power supply fan.
2.
Reseat fan cable.
3.
Replace power supply fan.
601-Diskette Controller Error
Diskette controller circuitry or floppy drive
circuitry incorrect.
1.
Check and/or replace cables.
2.
Clear CMOS. (See Appendix B,
Password
security and resetting CMOS
on page 208
.)
3.
Replace diskette drive.
4.
Replace the system board.
605-Diskette Drive Type Error
Mismatch in drive type.
1.
Disconnect any other diskette controller
devices (tape drives).
2.
Clear CMOS. (See Appendix B,
Password
security and resetting CMOS
on page 208
.)
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. (See Appendix B,
Password
security and resetting CMOS
on page 208
.)
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. (See Appendix B,
Password
security and resetting CMOS
on page 208
.)
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. (See Appendix B,
Password
security and resetting CMOS
on page 208
.)
3.
Reconfigure card resources and/or run
Computer Setup or Windows utilities.
POST numeric codes and text messages 203
