System Maintenance Manual
1.
Reset GCD-4COTA. 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 CO lines at MDF with test
set to see if they
are DTMF or
DP.
Check CO lines at MDF with test
set to see if they
are DTMF or
DP.
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.
Monitor Line with test set, and
verify if system
is sending digits.
CO/PBX Dialing Problem: Cannot Dial Out on CO
C4
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.
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