HP Compaq dc5700 MT Reference Manual page 156

POST Error Messages
POST Error Messages (Continued)
Screen Message
51 1-CPU, CPUA, or
CPUB Fan not detected
512-Chassis, rear
chassis, or front chassis
fan not detected
514-CPU or Chassis Fan
not detected.
601-Diskette Controller
Error
605-Diskette Drive Type
Error
610-External Storage
Device Failure
61 1-Primary Floppy Port
Address Assignment
Conflict
660-Display cache is
detected unreliable
912-Computer Cover
Has Been Removed
Since Last System Start
Up
917-Front Audio not
Connected
C–4
Probable Cause
CPU fan is not connected
or may have
malfunctioned.
Chassis, rear chassis, or
front chassis fan is not
connected or may have
malfunctioned.
CPU or chassis fan is not
connected or may have
malfunctioned.
Diskette controller
circuitry or floppy drive
circuitry incorrect.
Mismatch in drive type.
External tape drive not
connected.
Configuration error.
Integrated graphics
controller display cache
is not working properly
and will be disabled.
Computer cover was
removed since the last
system startup.
Front audio harness has
been detached or
unseated from the system
board.
437804-001
Recommended Action
1. Reseat the CPU fan.
2. Reseat fan cable.
3. Replace the CPU fan.
1. Reseat chassis, rear chassis, or front
chassis fan.
2. Reseat fan cable.
3. Replace chassis, rear chassis, or
front chassis fan.
1. Reseat CPU or chassis fan.
2. Reseat fan cable.
3. Replace CPU or chassis fan.
1. Run Computer Setup (F10 Setup).
2. Check and/or replace cables.
3. Clear CMOS.
4. Replace diskette drive.
5. Replace the system board.
1. Run Computer Setup (F10 Setup).
2. Disconnect any other diskette
controller devices (tape drives).
3. Clear CMOS.
Reinstall tape drive or press F1 and
allow system to reconfigure without the
drive.
Run Computer Setup and check the
configuration in Advanced >
Onboard Devices.
Replace system board if minimal
graphics degrading is an issue.
No action required.
Reconnect or replace front audio
harness.
Service Reference Guide, dc5700