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6.1 Troubleshooting
178 Troubleshooting
6.1 Troubleshooting
6.1.1 Installation
PROBLEM PROBABLE CAUSE POSSIBLE SOLUTION
Extension does not operate. Bad printed circuit board
(Extension Card).
Exchange printed circuit board for
another printed circuit board.
Bad connection between the
system and extension.
Take the extension and plug it into the
same extension port using a short
telephone cord. If the telephone does not
work, the connection between the system
and the extension must be repaired.
A telephone with an A-A1
relay is connected.
Use a 2 wire cord.
Set the A-A1 relay switch of the
telephone to the "OUT" or "OFF"
position.
Bad extension. Take the extension and plug it into
another extension port that is working.
If the telephone does not work, replace
the phone.
Incorrect reset operation. Press the Reset Button.
Noise in external paging. Induced noise on the wire
between the system and the
amplifier.
Use a shielded cable as the connection
wire between the system and amplifier. A
short shielded cable is recommended.
Volume distortion from
external music source.
Excessive input level from
external music source.
Decrease the output level of the external
music source by using the volume
control on the music source.
Speed Dialling or One-Touch
Dialling does not function.
Bad programming. Enter the outside line access number (9,
81 through 88) into programming.