IBM eServer xSeries 235 Type 8671, Техническое обслуживание и устранение неисправностей

Страница: 145 / 214

Note: See “System” on page 156 to determine which components should be replaced by a field service technician.
CD-ROM drive problems
Symptom FRU/action
CD-ROM drive is not
recognized.
1. Verify that:
v The IDE channel to which the CD-ROM drive is attached (primary or
secondary) is enabled in the Configuration/Setup Utility program.
Note: On a server with a single IDE channel, only the primary channel can
be used.
v All cables and jumpers are installed correctly.
v The correct device driver is installed for the CD-ROM drive.
2. Run CD-ROM drive diagnostics.
3. CD-ROM drive.
Note: See “System” on page 156 to determine which components should be replaced by a field service technician.
Diskette drive problems
Symptom FRU/action
Diskette drive activity LED stays
on, or the system bypasses the
diskette drive.
1. If there is a diskette in the drive, verify that:
v The diskette drive is enabled in the Configuration/Setup utility program.
v The diskette is good and not damaged. (Try another diskette if you have
one.)
v The diskette is inserted correctly in the drive.
v
The diskette contains the necessary files to start the server.
v The software program is working properly.
v
The cable is installed correctly (in the proper orientation).
2. Run diskette drive diagnostics.
3. Cable.
4. Diskette drive.
5. System board.
Note: See “System” on page 156 to determine which components should be replaced by a field service technician.
Expansion enclosure problems
Symptom FRU/action
The SCSI expansion enclosure
used to work but does not work
now.
1. Verify that:
v The cables for all external SCSI options are connected correctly.
v
The last option in each SCSI chain, or the end of the SCSI cable, is
terminated correctly.
v Any external SCSI option is turned on. You must turn on an external SCSI
option before turning on the server.
2. For more information, see your SCSI expansion enclosure documentation.
Note: See “System” on page 156 to determine which components should be replaced by a field service technician.
Hark disk drive problems
Symptom FRU/action
Not all drives are recognized by
the hard disk drive diagnostic
test (Fixed Disk test).
1. Remove the first drive not recognized and try the hard disk drive
diagnostic test again.
2. If the remaining drives are recognized, replace the drive you removed with a
new one.
Chapter 6. Symptom-to-FRU index
135