UNIVERGE SV9100
Issue 1.0
System Maintenance Manual
2 - 9
Call Dropping
See if problem exists
on all Lines.
Check DC voltages with
a meter and AC power
with a line disturbance
analyzer.
Calls
dropped on
all lines?
Yes
Yes
No
No
All
lines at same
time?
Check outside line key
after call drops.
CO
Line Key
LED Status?
C
heck
GCD-4COTB
LED.
Have Telco check line circuits.
Increase Automatic Release
Signal Detection Time. Refer to
PRG 14-02-09.
GCD-4COT
B
LED Status?
Off
On
Have Telco check
Line circuit(s).
Problem
Solved?
Return Defective blade
for repair.
Perform First Initialization.
Replace GCD-CP10, and
test system using default
program.
1. Perform Second Initialization.
If trouble persists go to step 2.
2. Replace GCD-4COTB
.
Test.
On
Off
Yes
No
C2
Summary of Contents for Univerge SV9100
Page 1: ...System Maintenance Manual NDA 31584 Issue 1 0 SV9100...
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Page 16: ...Issue 1 0 UNIVERGE SV9100 1 6 Figure 1 3 Trace File Example...
Page 38: ...Issue 1 0 UNIVERGE SV9100 2 22 NOTES...
Page 75: ...UNIVERGE SV9100 Issue 1 0 System Maintenance Manual 3 37 NOTES...
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Page 78: ...System Maintenance Manual NEC Corporation of America Issue 1 0 SV9100...