HP Dc5700 HP Compaq dc5700 Business PC Service Reference Guide, 1st Edition - Page 156

Advanced &gt, Onboard Devices, Screen Message, Probable Cause, Recommended Action - post 512 chassis fan not detected

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POST Error Messages POST Error Messages (Continued) Screen Message 511-CPU, CPUA, or CPUB Fan not detected Probable Cause CPU fan is not connected or may have malfunctioned. 512-Chassis, rear chassis, or front chassis fan not detected Chassis, rear chassis, or front chassis fan is not connected or may have malfunctioned. 514-CPU or Chassis Fan not detected. CPU or chassis fan is not connected or may have malfunctioned. 601-Diskette Controller Error Diskette controller circuitry or floppy drive circuitry incorrect. 605-Diskette Drive Type Mismatch in drive type. Error 610-External Storage Device Failure External tape drive not connected. 611-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 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. 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. C-4 437804-001 Service Reference Guide, dc5700

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C–4
437804-001
Service Reference Guide, dc5700
POST Error Messages
511-CPU, CPUA, or
CPUB Fan not detected
CPU fan is not connected
or may have
malfunctioned.
1. Reseat the CPU fan.
2. Reseat fan cable.
3. Replace the CPU fan.
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 (F10 Setup).
2. Check and/or replace cables.
3. Clear CMOS.
4. Replace diskette drive.
5. Replace the system board.
605-Diskette Drive Type
Error
Mismatch in drive type.
1. Run Computer Setup (F10 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 Start
Up
Computer cover was
removed since the last
system startup.
No action required.
917-Front Audio not
Connected
Front audio harness has
been detached or
unseated from the system
board.
Reconnect or replace front audio
harness.
POST Error Messages
(Continued)
Screen Message
Probable Cause
Recommended Action