1-632 Trouble locating and clearing procedures (continued)
297-8021-544 Standard 14.02 May 2001
Troubleshooting a customer-reported failure
No PM alarms
(continued)
Summary of Troubleshooting a customer-reported failure - no PM alarms
This flowchart summarizes the
procedure.
Use the instructions in the
procedure that follows this
flowchart to perform the
procedure.
N
Y
Y
Y
N
N
Identify FRIU
and channel
Post FRIU
Is the FRIU
in service?
Clear LIM,
LIMF, and other
PM alarms
Check
operational
measurements
Post channel
Perform loop
test to locate
fault
Is channel
manual busy?
Return channel
to service
End
Perform the
correct alarm
clearing procedure
Is customer
running
Datapath?
Clear Datapath
faults