IBM P 615 series, Service Manual

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Step 1548-16
The last FRU installed or one of its attached devices is probably 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. Starting with the last installed adapter, disconnect one attached device and cable.
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 displays, 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 Repeat this step until the defective device or cable is identified or all devices and cables have
been disconnected.
If all the devices and cables have been removed, then one of the FRUs remaining in the system
unit is defective.
To test each FRU, exchange the FRUs in the following order:
1. Adapter (last one installed)
2. CEC backplane (see notes on page 53)
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 55 and follow the instructions for the new
symptom.
YES The last device or cable that you disconnected is defective.
Exchange the defective device or cable.
Go to
″
MAP 0410: Repair Checkout
″
in the RS/6000
Eserver
pSeries Diagnostic Information for
Multiple Bus Systems .
122
Eserver
pSeries 615 Service Guide