Specifications

SYMPTOM: TROUBLE
WITH VOICE TERMINAL
LIGHTS, SPEAKER, AND
RINGING.
Possible Cause 1: Cable connection, power supply, or voice terminal.
Do This If
Then
Slide the TIP switch on
the side of the voice
terminal to the T position
and hold it there.
All the red and green
lights flash alternately
and a tone sounds
continually
The voice terminal is
working properly. Go to
Possible Cause 3.
Some red and green
The trouble is caused by
lights flash continually either the voice terminal
and/or a tone sounds at or the cable connection.
irregular intervals
Go to Possible Cause 2.
None of the lights turn
on and a tone sounds
continually or irregularly
The trouble is either the
control unit, the voice
terminal, or the cable
connection. Go to
Possible Cause 2.
The lights are dim
The speaker is locked on
Possible Cause 2: Faulty voice terminal.
Do This
Unplug the modular
voice terminal cord from
the malfunctioning voice
terminal. Plug the cord
into a working voice
terminal. Slide its T/P
switch to the T position
and hold it there.
If
The same trouble appears
on the working voice
terminal
The trouble does not
appear on the working
voice terminal
The trouble is a faulty
control unit or power
supply. Contact your
equipment supplier for
assistance.
The voice terminal T/P
switch is set to P tiith
Program Mode Lock
active. Deactivate
Program Mode Lock then
set the T/P switch to the
center position.
Then
The trouble is either in
the control unit or the
cables. Plug the
malfunctioning voice
terminal into its original
jack and go to Possible
Cause 3.
The malfunctioning voice
terminal is faulty.
Contact your equipment
supplier for assistance.
Troubleshootina Procedures 7-5