Table 3-1 (Page 21 of 26). Firmware Error Codes.
Error Code Description Action / Possible Failing FRU
40111052 A high +12 voltage reading detected. 1. Power supply.
2. I/O board. (See notes on 3-1.)
40111062 A high −12 voltage reading detected. 1. Power supply.
2. I/O board. (See notes on 3-1.)
40111082 A low 5.0 voltage reading detected. 1. Power supply.
2. CPU card.
40111092 A low 3.3 voltage reading detected. 1. CPU card.
2. Power supply.
401110A2 A low +5 standby voltage reading
detected.
1. CPU card.
2. Power supply.
401110B2 A low +12 voltage reading detected. 1. Power supply.
2. I/O board. (See notes on 3-1.)
401110C2 A low −12 voltage reading detected. 1. Power supply.
2. I/O board. (See notes on 3-1.)
40111101 Power good signal low on either
processor card 0 or processor card 1.
(If the system is running, refer to the
AIX error log to find out which
processor card is failing. If the system
is not running, refer to the SP error
log.)
1. Check cable between PDB and
CPU card for proper seating
2. Replace failing processor card
3. Replace cable between PDB and
CPU card
4. Replace PDB
40111102 Wrong processor cards plugged into
the system.
1. Remove cards
2. Verify part numbers
3. Install valid cards
40200001 An unknown cooling problem detected. Cooling problem; check system fans.
40200021 A CPU temperature warning detected. Over temperature on CPU card.
40200023 A critical CPU temperature condition
detected.
Critical temperature on CPU card.
40200031 An I/O board temperature warning
detected.
Over temperature on I/O board.
40200033 A critical I/O board temperature condi-
tion detected.
Critical temperature on I/O board.
40200041 A memory temperature warning
detected.
Over temperature on the Memory Card.
40200043 A critical memory temperature condition
detected.
Critical temperature on the Memory
Card.
40210011 A slow fan detected. Check:
1. Room operating temperature.
2. System fans.
3-22 RS/6000 Enterprise Server Model H50 Installation and Service Guide
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