IBM pSeries 630 6C4 Service Manual page 172

Does the system stop with the same error code displayed on the operator panel that directed you
to this MAP step?
Go to "MAP 0410: Repair Checkout" in the RS/6000 Eserver pSeries Diagnostic Information for
NO
Multiple Bus Systems.
YES Reinstall the original FRU.
If the symptom did not change and all the FRUs have been exchanged, return to "Step 1548-2" on
page 140.
Step 1548-25
The system is working correctly with this configuration. One of the FRUs (adapters) that you removed is
probably defective.
1. Turn off the power and remove the power cable from the power outlet.
2. Install a FRU (adapter) and connect any cables and devices that were attached to it.
3. Plug in the power cable 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?
Repeat this step until all of the FRUs (adapters) are installed, then go to "MAP 0410: Repair
NO
Checkout" in the RS/6000 Eserver pSeries Diagnostic Information for Multiple Bus Systems.
YES Go to "Step 1548-26".
Step 1548-26
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 61)
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 1548-2" on
page 140.
152 Eserver pSeries 630 Model 6C4 and Model 6E4 Service Guide