Service Manual

6802800U74-AN
Chapter 13: MTS Troubleshooting
393
Figure 191: Procedure 1 Troubleshooting Flowchart
ROUTINE
SITE VISIT
Yes
Yes
DONE
EBTS021
071895JNM
13.2.1.5
Reported/Suspected Problems
Use Procedure 2 to troubleshoot reported or suspected equipment malfunctions. Perform this
procedure with equipment in service (non-intrusive) and with equipment taken temporarily out of
service (intrusive).
OBSERVE LED
INDICATORS
Refer to
Controls and Indicators
for LED Definitions
CHECK CURRENT
ALARM STATUS
Use MMI command
get alarms
to check alarm status
Module Suspected
of Being Faulty?
No
Module Suspected
of Being Faulty?
No
Go to Troubleshooting
Procedure 2 Flow Chart
Go to Troubleshooting
Procedure 2 Flow Chart
PROCEDURE 1