4 Fault Isolation
4.3 Fault Isolation Concepts
328 HPM High-Performance Process Manager Service R688
Honeywell December 2020
Table 58 Communications and Control Processor Hard Failure Codes
Corrective Action
(See Table 57)
Reserved for future GBL Subsystem
crash codes.
Comm to Control interrupt failure.
Control to Comm interrupt failure.
I/O Link code in wrong location.
I/O Link code wrong size.
Reserved for future miscellaneous
crash codes.
Control processor startup failure.
I/O Link processor(s) startup failure.
Bad common memory signature.
CPU Free change priority fail #1.
CPU Free change priority fail #2.
Could not set CPU Free LEF.
Could not reset CPU Free LEF.
Could not reset Timer Comparison
LEF.
Could not set Timer Comparison LEF.
Reserved for future high priority task
crash codes.
Could not set Peer to Peer Statistics
LEF.
Could not reset Peer to Peer Statistics
LEF.
Could not reset Diagnostic Overflow
LEF.
Could not set Diagnostic Overflow
LEF.
Reserved for future high priority task
crash codes.