NEC UNIVERGE SV9100 System Maintenance Manual page 28

Issue 1.0
Check BLF indication for
station.
1. Reset/replace GCD-4LCF/GCD-8LCF and test.
2.
Perform Second Initialization, and test; then perform
First Initialization and test.
3. Change GCD-CP10 and test using default program.
16
Ringing Problem on SLT
Check to see if ringing problem is
intermittent.
Check GCD-4LCF /GCD-8LCF for
ring voltage output with AC
meter.
Pass
Busy
BLF
Indication?
Idle
E2
Replace SLT.
Yes
Problem
solved?
No
No
Check to see if SLT is call
Intermittent
forwarded.
Problem?
Yes
No
Fail
RSG Test?
Terminate SLT on MDF.
Busy
Check MDF
connection.
UNIVERGE SV9100
SLT defective.
Yes
Call
Forward?
Replace GCD-4LCF/GCD-8LCF .
Idle
Check/replace
BLF
station cable.
Indication?
System Maintenance
Cancel call
Forwarding.