Step 1520-5
Press the start/stop switch on the operator panel to turn the power on.
Does the power LED on the operator panel come on and stay on?
NO Reinstall the original operator panel electronics assembly. Go to “Step
1520-6” on page 2-28.
YES Go to "MAP 410: Repair Checkout" in the
IBM RS/6000 Diagnostic
Information for Multiple Bus Systems
.
Chapter 2. Maintenance Analysis Procedures 2-27