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8. Enter the appropriate password if you are prompted to do so.
Is the Please define the System Console screen displayed?
NO
One of the FRUs remaining in the system unit is defective.
Exchange the FRUs that have not been exchanged, in the following order:
1. SCSI cable
2. Last SCSI device connected (for example: disk drive, tape drive)
3. CEC backplane (See notes on page 41.)
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 service support for
assistance.
If the symptom has changed, check for loose cards, cables, and obvious problems. If you do not
find a problem, go to the return to "Quick Entry MAP" on page 43 and follow the instructions for
the new symptom.
YES
Repeat this step, adding one SCSI device at a time, until all the SCSI devices that were attached
to the integrated SCSI adapter, except the disk drive backplanes, are connected and tested.
Go to "Step 1548-11."
Step 1548-11
The system is working correctly with this configuration. One of the disk drive backplanes may be defective.
1. Make sure the diagnostic CD-ROM is inserted into the CD-ROM drive.
2. Turn off the power and remove the power cords.
3. Connect the signal and power connectors to one of the disk drive backplanes.
4. Plug in the power cords and wait for the OK prompt to display on the operator panel display.
5. Turn on the power.
6. If the Console Selection screen is displayed, choose the system console.
7. After the word keyboard is displayed, press the number 5 key on either the directly attached keyboard
or on an ASCII terminal keyboard.
8. Enter the appropriate password if you are prompted to do so.
Is the Please define the System Console screen displayed?
NO
One of the FRUs remaining in the system unit is defective.
Exchange the FRUs that have not been exchanged, in the following order:
1. SCSI cable
2. Disk drive backplane
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 service support for
assistance.
If the symptom has changed, check for loose cards, cables, and obvious problems. If you do not
find a problem, go to the "Quick Entry MAP" on page 43 and follow the instructions for the new
symptom.
YES
If both disk drive backplanes have been reconnected, go to "Step 1548-12" on page 96.
Otherwise, repeat "Step 1548-11" for the other disk drive backplane.
Chapter 3. Maintenance Analysis Procedures (MAPs)
95
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