Control panel message Description Recommended action
512-Chassis, Rear Chassis, or Front Chassis
Fan not Detected
Chassis, rear chassis, or front chassis fan is
not connected or may have malfunctioned.
1. Reseat chassis, rear chassis, or front
chassis fan.
2. Reseat fan cable.
3. Replace chassis, rear chassis, or front
chassis fan.
514-CPU or Chassis Fan not Detected CPU or chassis fan is not connected or may
have malfunctioned.
1. Reseat CPU or chassis fan.
2. Reseat fan cable.
3. Replace CPU or chassis fan.
601-Diskette Controller Error Diskette controller circuitry or floppy drive
circuitry incorrect.
1. Run Computer Setup.
2. Check and/or replace cables.
3. Clear CMOS. (See Appendix B,
Password Security and Resetting
CMOS on page 59.)
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. (See Appendix B,
Password Security and Resetting
CMOS on page 59.)
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.
922-This system only supports SDVO/ADD2
cards in the x16 slot
The SDVO connector on the system board
has the physical appearance of a PCI
Express x16 connector; however, the
platform does NOT support the use of
conventional PCI Express cards or reversed-
layout ADD2 cards.
The platform only supports the use of normal
(or non-reversed) layout ADD2 (Advanced
Digital Display 2) adapter cards inserted into
the SDVO (Serial Digital Video Output)
connector on the platform's system board.
ADD2 cards are used to give multi-monitor
capabilities to the integrated graphics
controller.
Table A-1 Numeric Codes and Text Messages (continued)
ENWW POST Numeric Codes and Text Messages 53
