IBM 8646 Hardware Maintenance Manual - Page 106

Run Configuration/Setup, enable primary IDE channel., System Error and DIMM X

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General FRU/Action CD-ROM drive tray is not 1. Insert the end of a paper clip into the manual tray-release opening. working. (The server must be powered-on.) 2. Run CD-ROM diagnostics. 3. CD-ROM Drive 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 1. Make sure CD-ROM drive cable is plugged in. 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 Monitor problems (general). Some IBM monitors have their own self-tests. If you suspect a problem with the 1. Monitor 2. Run Video Diagnostics. If diagnostics pass, the problem may be a video driver. 3. Display Adapter / System Board monitor, refer to the information that comes with the monitor for adjusting and testing instructions. System Error and DIMM X 1. Replace DIMM X LED on System Error and CPU X LED on 1. Replace CPU X Fixed Disk diagnostic does not recognize drives. Test shows fewer drives than actually installed. Remove first drive that does not appear and rerun diagnostic. If the remaining drives show up, replace the removed drive. Fixed Disk diagnostic freezes when run Remove drive being tested at time of freeze and rerun the diagnostic. If diagnostic completes successfully, replace the removed. 98 Hardware Maintenance Manual: xSeries 220 Type 8646

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General
FRU/Action
CD-ROM drive tray is not
working.
(The server must be
powered-on.)
1.
Insert the end of a paper clip into the manual tray-release opening.
2.
Run CD-ROM diagnostics.
3.
CD-ROM Drive
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
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
Fixed Disk diagnostic does
not recognize drives.
Test
shows fewer drives than
actually installed.
Remove first drive that does not appear and rerun diagnostic. If the remaining
drives show up, replace the removed drive.
Fixed Disk diagnostic
freezes when run
Remove drive being tested at time of freeze and rerun the diagnostic. If diagnostic
completes successfully, replace the removed.
98
Hardware Maintenance Manual: xSeries 220 Type 8646