IBM pSeries 630 6C4 Service Manual page 128

Step 1521-2
Is the green power light on the power distribution panel on?
NO Go to "Step 1521-3".
YES Go to "Step 1521-5" on page 109.
Step 1521-3
Do the following:
1. Unplug the main power cable from the wall outlet.
2. If you are servicing a drawer unit that is mounted in a rack, unplug the main power cable from the
power distribution panel.
3. Check that the power cable has continuity.
4. Check that the wall outlet has been wired correctly with the correct voltage.
Did you find a problem?
NO Go to "Step 1521-4".
Correct the problem. Go to "MAP 0410: Repair Checkout" in the RS/6000 Eserver pSeries
YES
Diagnostic Information for Multiple Bus Systems.
Step 1521-4
If you are servicing a drawer unit that is mounted in a rack, do the following:
1. Unplug the the system unit power cables from the power distribution panel.
2. Plug in the main power cable into the power distribution panel.
3. Plug in the main power cable from the wall outlet.
Is the green power light on the power distribution panel on?
NO Replace the rack-mounted power distribution panel.
YES Go to "Step 1521-5" on page 109.
108 Eserver pSeries 630 Model 6C4 and Model 6E4 Service Guide