IBM 7012 G Series, Service Manual

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Off Line Diagnostic Error Codes
D-27
1010 Fan 2 fault
1011 Fan 3 fault
1100 Fan 4 fault
1100 Fan 5 fault
1100 Fan 6 fault
1111 Reserved
Power Up
Bits 4–6 Values Description
000 Manual On button pushed
001 Remote On signal from external
010 Timed power on from TOD clock
011 Remote on signal from power control interface
100 Automatic restart
Power Up
Bit 7 Values Description
0 No thermal warning
1 Thermal warning
Battery Status
Bit 8 Values Description
0 Backup battery not installed
1 Backup battery installed
Battery Status
Bit 9 Values Description
0 Backup battery OK (if installed)
1 Backup battery discharged or failing
Power Interrupt (Action for rc.powerfail)
Bits 10–13 values Description
0000 No action
0001 WARN_COOLING no reaction
0010 WARN_POWER error logging
0011 Severe cooling problem, SLOW_SHUTDOWN 10 minutes to
shutdown
0100 Very severe cooling problem, FAST_SHUTDOWN 20 sec to
shutdown
0101 IMMED_SHUTDOWN immediate power down