IBM F80 Service Manual page 85

Rs/6000 enterprise server
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Step 1540-13
The system is working correctly with this configuration. A 6-pack assembly may be
defective.
1. Make sure the diagnostic CD-ROM is inserted into the CD-ROM drive.
2. Turn off the power and unplug the power cable from the wall outlet.
3. Connect the signal and power connectors to the 6-pack assembly.
4. Connect the system unit power cable to the wall outlet and wait for OK on the
operator panel display.
5. Turn on the power.
6. After the keyboard indicator is displayed, press the number 5 key on the directly
attached keyboard or the number 5 key on an ASCII terminal keyboard.
7. Enter the appropriate password when you are prompted to do so.
Is the "Please define the System Console" screen displayed?
NO
The last device connected or the SCSI cable or CD-ROM is defective.
One of the FRUs remaining in the system is defective. In the following order,
exchange the FRUs that have not been exchanged:
1. SCSI cable
2. 6-pack assembly
Repeat this step until the defective FRU is identified or all the FRUs have been
exchanged.
If the symptom did not change and all the FRUs have been exchanged, call
your service support person for assistance.
If the symptom has changed, check for loose cards, cables, and obvious
problems. If you do not find a problem, return to "Step 1540-1" on page 58 and
follow the instructions for the new symptom.
YES
Repeat this step until all the 6-pack assemblies are connected and tested. Go
to "Step 1540-14."
Step 1540-14
The system is working correctly with this configuration. One of the disk drives that you
removed from the 6-pack assembly bay may be defective.
1. Make sure the diagnostic CD-ROM is inserted into the CD-ROM drive.
2. Turn off the power and unplug the system unit power cable from the wall outlet.
3. Install a disk drive in the 6-pack assembly bay.
4. Connect the system unit power cable to the wall outlet and wait for OK on the
operator panel display.
5. Turn on the power.
6. After the keyboard indicator is displayed, press the number 5 key on the directly
attached keyboard or the number 5 key on an ASCII terminal keyboard.
7. Enter the appropriate password when you are prompted to do so.
Chapter 3. Maintenance Analysis Procedures
67

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