TROUBLE ON ONE TELEPHONE
Dialing
Symptom:
Possible Cause
1.
Wiring between the off-
premises telephone and control
unit is faulty.
2.
Local telephone company line
is faulty.
A2-8
Off-premises telephone has no dial tone and cannot receive calls.
Recommended Action
1. Make sure wiring is not damaged and
connectors are plugged in securely between
these points:
Between the off-premises telephone and
network interface
Between the network interface for the off-
premises line and the Off-Premises Line
Input jack on the Off-Premises Telephone
Interface
Between the To Voice Terminal Module
jack on the Off-Premises Telephone
Interface and a jack on a Voice Terminal
Module
2. Plug a basic telephone into the network
interface or jack field line jack at the control
unit.
If there is no dial tone, have the local
telephone company check the line.