IBM xSeries 300, Hardware Maintenance Manual, Page: 75 / 120

General FRU/Action
CD-ROM drive is not
recognized.
1. Run Configuration/Setup, enable primary IDE channel.
2. Check cables and jumpers.
3.
Check for correct device driver.
4.
Run CD-ROM diagnostics.
5.
CD-ROM drive
6.
System Board
Power switch does not work.
1. Verify that switch number 5 of switch block is Off.
2. Power Switch Assembly
3. System Board
CD-ROM drive cable is not
plugged in.
1. Make sure CD-ROM drive cable is plugged in.
Diskette drive in-use light
stays on, or the system
bypasses the diskette drive,
or the diskette drive does
not work.
1. If there is a diskette in the drive, verify that:
a. The diskette drive is enabled in the Configuration/Setup utility program.
b.
The diskette is good and not damaged. (Try another diskette if you have one.)
c. The diskette is inserted correctly in the drive.
d.
The diskette contains the necessary files to start the server.
e. The software program is OK.
f.
Cable is installed correctly (proper orientation)
2. Run Diskette Drive Diagnostics.
3. Cable
4. Diskette Drive
5. System Board
Drives not recognized by
Fixed Disk diagnostic.
e.g.
there are 6 drives, but the
fixed-disk test only shows 3
1. Remove the first drive that doesn’t show up and rerun the Fixed Disk
diagnostic. If the remaining drives then show up, replace the drive you
removed.
Hang during Fixed Disk
diagnostic
1. Remove the hard file being tested at the time of the hang. Rerun the
diagnostic. If successful, replace the drive you removed.
Monitor problems (general).
Some IBM monitors have
their own self-tests. If you
suspect a problem with the
monitor, refer to the
information that comes with
the monitor for adjusting and
testing instructions.
1. Monitor
2. Run Video Diagnostics. If diagnostics pass, the problem may be a video driver.
3. Display Adapter / System Board
System Error and DIMM X
LED on
1. Replace DIMM X
System Error and CPU X
LED on
1. Replace CPU X
System is shut down with
no apparent cause
1. Visually check the system fans for operation.
Chapter 7. Symptom-to-FRU index
67