IBM eserver 630 6C4, Service Manual, Page: 141 / 573

Step 1540-26
The last FRU installed or one of its attached devices is probably defective.
1. Turn off the power and remove the power cables from the power outlet.
2. Starting with the last installed adapter, disconnect one attached device and cable.
3. Plug in the power cords and wait for the OK prompt to display on the operator panel
display.
4. Turn on the power.
5. If the Console Selection screen is displayed, choose the firmware console.
6. Enter the appropriate password if you are prompted to do so.
Does the system stop with the same error code displayed on the operator panel
that directed you to this MAP step?
NO 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.
YES Repeat this step until the defective device or cable is identified or all of the
devices and cables have been disconnected.
If all of 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 57)
Go to
″
MAP 0410: Repair Checkout
″
in the RS/6000
Eserver
pSeries
Diagnostic Information for Multiple Bus Systems.
If the symptom did not change and all the FRUs have been exchanged, return
to “Step 1540-2” on page 102.
Chapter 3. Maintenance Analysis Procedures (MAPs)
121