CTI Products MCN RCD System Overview - Manual (Page 45)

MCN System Manual Troubleshooting
CTI Products, Inc.
68-10833-120
41
PROBLEMS CAUSES
System does not
correctly display the
VOTE, RECEIVE,
DISABLE, or FAIL
status of a receiver
OR
System does not
correctly FORCE VOTE
or DISABLE a receiver
Verify that all wiring between the Comparator I/O Module and the
comparator is correct.
Verify that all wiring between the User Interface Module and the
operator station is correct.
Verify that all unit addresses were set correctly.
Verify option switch settings on all modules.
Verify that the total system cable length is less than the maximum
specified in section 7.4.
Verify that the total number of MCN modules in the system is less
than the maximum specified in section 7.4.