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Table 14. SPCN error codes for I/O subsystems (continued)
Error code Description
1nn1 1517 Power supply 1 thermal fault
1nn1 1520 Power supply 2 source failure
1nn1 1521 Power supply 2 fault
1nn1 1522 Power supply 2 non-power fault
1nn1 1523 Power supply 2 domain fault
1nn1 1527 Power supply 2 thermal fault
1nn1 1B01 +12 V load fault
1nn1 1B02 +5 V load fault
1nn1 1B03 +3.3 V load fault
1nn1 1B04 -12 V load fault
1nn1 2600 Pgood fault
1nn1 2603 Power domain fault
1nn1 2605 Pgood 1.8 V fault
1nn1 2606 Pgood 2.5 V fault
1nn1 3100 I2C controller fault
Action or
possible failing FRU
1. Check for obstructions to the air flow around
the I/O subsystem.
2. I/O subsystem power supply 1, U0.dd-V1.
3. I/O subsystem backplane, U0.dd-P1.
1. Check the input voltage to the power supply.
2. I/O subsystem power supply 2, U0.dd-V2.
3. I/O subsystem backplane, U0.dd-P1.
1. I/O subsystem power supply 2, U0.dd-V2.
2. I/O subsystem backplane, U0.dd-P1.
1. I/O subsystem power supply 2, U0.dd-V2.
2. I/O subsystem backplane, U0.dd-P1.
1. I/O subsystem power supply 2, U0.dd-V2.
2. I/O subsystem backplane, U0.dd-P1.
1. Check for obstructions to the air flow around
the I/O subsystem.
2. I/O subsystem power supply 2, U0.dd-V2.
3. I/O subsystem backplane, U0.dd-P1.
1. Replace power supply 1, U0.dd-V1.
2. If power supply 2 is present, use power
supply 1 that was removed to replace power
supply 2.
3. I/O subsystem backplane, U0.dd-P1.
1. Replace power supply 1, U0.dd-V1.
2. If power supply 2 is present, use power
supply 1 that was removed to replace power
supply 2.
3. I/O subsystem backplane, U0.dd-P1.
1. Replace power supply 1, U0.dd-V1.
2. If power supply 2 is present, use power
supply 1 that was removed to replace power
supply 2.
3. I/O subsystem backplane, U0.dd-P1.
1. Replace power supply 1, U0.dd-V1.
2. If power supply 2 is present, use power
supply 1 that was removed to replace power
supply 2.
3. I/O subsystem backplane, U0.dd-P1.
I/O subsystem backplane, U0.dd-P1.
I/O subsystem backplane, U0.dd-P1.
I/O subsystem backplane, U0.dd-P1.
I/O subsystem backplane, U0.dd-P1.
I/O subsystem backplane, U0.dd-P1.
Chapter 5. Error code to FRU index
135
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