Replacement Procedures
Procedure — Replacing a Breaker
1. Observe the safety and ESD precautions in
Safety and Pre-Installation Requirements
.
2. Locate the failed breaker on the applicable bus. Each bus ("Bus A" and "Bus B"). has its own breaker
fail (BRK FAIL) alarm LED.
Figure 8: Locate Failed Breaker
3. Unscrew the one screw at the top and the two screws at the bottom of the breaker
Figure 9: Unscrew the Breaker
4. Remove the plastic breaker cover to fully display the breaker lever.
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910-5680-001 Revision F, February 2014
Field Replaceable Units (FRUs)
Platform Maintenance