The logic oscillator is failing.
For each unit, starting with the primary unit and then the secondary units, use the table below to determine which FRU to replace.
| CCIN or FFC | Type and model | Part number | Description | Location code |
| 8204-E8A | 10N9369 | System backplane | Un-P1 | |
| 28DA | 9406-MMA, 9117-MMA | 42R7352 | I/O backplane | Un-P1 |