UNIVERGE SV9100
Check CO lines at MDF
with test set to see if they
are DTMF or DP.
Check PRG 14-01-10
Selection to ensure lines are
programmed for DP.
Program as DP.
1. If lines are DTMF, increase the DTMF
duration in PRG 80-02-01.
2. If lines are DP, choose 10 or 20 pps
option in PRG 14-02-01.
3. Check off-hook CO line current.
System Maintenance Manual
CO/PBX Dialing Problem: Cannot Dial Out on CO
No
DTMF
DP or
DTMF?
DP
DP
Programmed
for?
DTMF
C4
SLT
Yes
problem
only?
DTMF
Check CO lines at MDF
with test set to see if they
are DTMF or DP.
DTMF
DP or
DTMF?
DP
Program lines for DTMF.
Monitor Line with test set, and
verify if system is sending digits.
Yes
Digits Sent?
1. Reset GCD-4COTB. If trouble persists,
go to next step.
2. Replace GCD-CP10, and test.
3. Perform Second Initialization, and test.
4. Perform First Initialization, and test.
5. Replace GCD-CP10.
Check
PRG 15-03-01.
DP
Line type
program?
Check CO lines at MDF
with test set to see if they
are DTMF or DP.
DP
DP or
DTMF?
Program lines for DP.
No
Issue 1.0
DTMF
2 - 11