GE Industrial Solutions Entellisys 4.0 System User Manual User Manual
Page 260
Alarms and events
260
A
Note Messngr Ignored Invalid
Command CPUB
Messenger has received an invalid command
from CPU B and will ignore it
Contact GE Post Sales Service (see
).
Note Messngr Arbitrated
Command From CPUA
Messenger has received conflicting
commands from CPU A
Examine event logs from both CPUs to
determine if CPUs sent conflicting
commands at approximately the same time.
Note Messngr Arbitrated
Command From CPUB
Messenger has received conflicting
commands from CPU B
Examine event logs from both CPUs to
determine if CPUs sent conflicting
commands at approximately the same time.
Note Messngr Reports CPUA
Command Timed Out
Command sent to Messenger from CPU A has
timed out
•
Verify that breaker is in the Test or
Connect position.
•
If Open command timed out, check shunt
trip fuse.
•
If Close command timed out, verify that
breaker is an electric breaker. If it is, verify
that closing spring is charged, also check
the fuse for the charging motor.
•
Contact GE Post Sales Service (see
).
Note Messngr Reports CPUB
Command Timed Out
Command sent to Messenger from CPU B has
timed out
Same as CPU A above.
CPUA Synch Clock OK
Messenger reports that CPU A is using the
CPU Synch Clock (event recorded by CPU B)
CPUB Synch Clock OK
Messenger reports that CPU B is using the
CPU Synch Clock (event recorded by CPU A)
Caution CPUA Synch Clock Err
Backup Clock On
Messenger reports that CPU A is not using
the CPU Synch Clock (event recorded by CPU
B)
Verify that CPU A is connected to the CPU
Synch Clock, verify that the CPU Synch Clock
is operating correctly.
Caution CPUB Synch Clock Err
Backup Clock On
Messenger reports that CPU B is not using
the CPU Synch Clock (event recorded by CPU
A)
Verify that CPU B is connected to the CPU
Synch Clock, verify that the CPU Synch Clock
is operating correctly.
Messngr Synchronization OK
Messenger reports that it has successfully
synchronized to one of the CPUs
Messngr Synch Not Locked
Messenger reports that it is not synchronized
to either CPUs
It is normal for this to occur during start-up,
or when an Entellisys Messenger is first
plugged in to the system or rebooted. If it
occurs repeatedly during normal operation,
contact GE Post Sales Service (see
).
Time Server Started
Logged when CPU switches to server mode
and starts servicing time synchronization
requests
Time Server Stopped
Logged when CPU switches to client mode
and starts polling server for current time
Table A-2 Sequence of events description and troubleshooting guide
Event
Description
Notes and Troubleshooting tips