Saia-Burgess Controls AG
User Manual Standby System │ Document 27-645 │ Edition ENG 02 │ 2017-04-26
Halt and History Messages
Technical Imformation
3-1
3
3 Diagnostics
3.1 Halt and History Messages
If a CPU halts due to a standby system error, a message is placed in the Halt Rea-
son Register and an entry is made in the History log.
Message HALT Meaning
Red FAIL xxx
Y/N Caused by Redundancy failure, xxx :=
0 = General error
2 = Out of memory
3 = Media transfer error
4 = CPU “Keep alive” timeout
6 = Size of media mapping incorrect
8 = Incompatible data IDs
9 = Media transfer error 2
Red Media Map FAIL
Y
Red CPU x HALT
Y CPU x goes into HALT because the other CPU is in HALT
Red CPU REBOOT
Y CPU rebooted due to CPU communication failure
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