System Rack, I/O Rack, or Rack-Mounted Unit Cannot Be Powered Off
This procedure analyzes a failure of the normal command and operator panel
procedures to power off the system or an I/O rack
If you have a problem powering off a drawer in an I/O rack, examine all I/O drawer
indicator panels to attempt to isolate to the problem I/O drawer. See “I/O Drawer
Indicator Panel” on page 30 for more information.
Attention: To prevent loss of data, ask the customer to verify that no interactive jobs
are running before you perform this procedure.
1. Is the power-off problem on the system rack?
No Go to step 3 of this procedure.
Yes Go to step 2.
100 Service Guide
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