HP COMPAQ DC5750 Troubleshooting Guide download pdf (Page 59)

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.)

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.)

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

Table A-1 Numeric Codes and Text Messages (continued)

ENWW POST Numeric Codes and Text Messages 53

1 2 ... 54 55 56 57 58 59 60 61 62 63 64 ... 71 72

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HP COMPAQ DC5750 Troubleshooting Guide Page 59

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