Step 2010-8; Step 2010-9; Step 2010-10; Step 2010-11 - IBM F80 Service Manual

Step 2010-8

Replace the backplane. Go to "MAP 410: Repair Checkout" in RS/6000 and Eserver
pSeries Diagnostic Information for Multiple Bus Systems to verify the repair.

Step 2010-9

Is there only one drive with no LEDs on?
NO
YES

Step 2010-10

Is the green (top) LED off on one or more disk drives on a backplane?
NO
YES

Step 2010-11

Is green (top) LED in the drive at the end of the backplane flashing?
NO
YES

Step 2010-12

Replace the SSA link cable closest to the flashing LED.
Did the LED stop flashing?
NO
YES
Checkout" in RS/6000 and Eserver pSeries Diagnostic Information for
Multiple Bus Systems to verify the repair.
Go to step "Step 2010-10."
Replace the following FRUs:
1. Backplane
2. Disk drive assembly
Go to "MAP 410: Repair Checkout" in RS/6000 and Eserver pSeries
Diagnostic Information for Multiple Bus Systems to verify the repair.
Go to step "Step 2010-11."
Replace the following FRUs:
1. Backplane
2. EPOW cable
Go to "MAP 410: Repair Checkout" in RS/6000 and Eserver pSeries
Diagnostic Information for Multiple Bus Systems to verify the repair.
Go to step "Step 2010-8."
Go to step "Step 2010-12."
Go to step "Step 2010-13" on page 80.
Go to "MAP 410: Repair Checkout" in RS/6000 and Eserver pSeries
Diagnostic Information for Multiple Bus Systems to verify the repair.
Chapter 3. Maintenance Analysis Procedures
79