4 Fault Isolation
4.3 Fault Isolation Concepts
324 HPM High-Performance Process Manager Service R688
Honeywell December 2020
Table 58 Communications and Control Processor Hard Failure Codes
Corrective Action
(See Table 57)
Collector task did not correctly
schedule a timed resetting of
timesynch timer LEF.
MTOS error, could not set LEF of
Event Distributor task.
MTOS error, could not resume Event
Distributor task.
Resource error on UM$SEND_IOL call
that initiates collection of given SIOM
ECL.
Collector task could not reset its own
LEF.
Collector task did not correctly
schedule a timed resetting of its own
LEF.
Collector task did not correctly wait for
setting of its own LEF.
Could not raise Event Collector task's
priority to that above IOL l/F task.
Did not receive a resume from IOL l/F
task in 30 seconds for completion of
collection on at least one IOM ECL.
Could not return Event Collector task
to its inherent priority.
Resource error on UM$SEND_IOL call
for collection of SIOM ECL summary
bytes.
Illogical condition, could not find
corresponding collection status
connection record.
Invalid SIOM Point/System bracket
event
Invalid SIOM Recovery bracket event
Invalid PROCESS ALARM event from
AIM module
Invalid SIOM STATE CHANGE event
Resource error on UM$SEND_IOL call
for update of SIOM ECL remove
pointer