4 Fault Isolation
4.3 Fault Isolation Concepts
332 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 RDN Subsystem
crash codes. Upon issuing the
Recovery (that is, shutdown
command, a RAM Retention startup is
attempted for the A2x crash codes).
Reset sync-time latch EF failed.
Set latch sync-time timer EF failed.
Wait sync-time latch EF failed.
Reserved for future RDN Subsystem
crash codes.
Reserved for future RDR Subsystem
crash codes.
Initialize task error on supervisor
request.
Initialize task detected IOL failure in
redundancy.
Wait for timed EF failure.
Initialize task detected wrong Comm
FW.
Initialize task detected wrong Control
FW.
Initialize task detected wrong IOL FW.
Set/reset swap EF failure.