5.1.1 Installation

PROBLEM

Extensions (except IP-PT/ SIP Extension) do not operate.

PROBABLE CAUSE

Extension card malfunction

Poor connection between the PBX and the extension

SOLUTION

Replace the corresponding card.

Take the extension and plug it into the

same extension port using a short

telephone cord. If the extension works,

then the connection between the PBX and

the extension must be repaired.

A telephone with an A-A1 relay is connected.

Extension malfunction

Make sure that a 2-wire cord is used.

Make sure that the A-A1 relay switch of

the telephone is in "OUT" or "OFF"

position.

Take the extension and plug it into

another extension port that is working. If

the extension does not work, replace the

extension.

The PBX does not operate properly.

Noise on external paging.

Distorted external music.

Alternate Calling—Ring/ Voice and Live Call Screening (LCS) do not function as set when using a Wireless Phone (KX-T7880/ KX-T7885/KX-TD7894/ KX-TD7895).

The ALARM indicator on the front of the cabinet turns on red.

Induced noise on the wire between the PBX and the amplifier.

Excessive input level from external music source.

Voice-calling mode and Hands-free mode with LCS are not available with Wireless Phones.

A major system error occurs in the PBX.

Press the Reset Button (refer to

"5.1.4 Using the Reset Button").

Turn off the power switch, and then turn it

back on.

Turn off the power switch, and then

unplug the PBX. After 5 minutes, plug the

PBX back in, and turn the power switch

back on.

Use a shielded cable as the connection

wire between the PBX and amplifier. A

short shielded cable is recommended.

Decrease the output level of the external

music source by using the volume control

on the music source.

Switch the calling mode to ring-calling.

Set the LCS mode to "Private".

See the error log using the Maintenance

Console (refer to "5.1.5 Troubleshooting

by Error Log").

Document Version 2011-10

Installation Manual

121

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Panasonic KX-NCP1000, KX-NCP500 installation manual Extensions except IP-PT/ SIP Extension do not operate

KX-NCP1000, KX-NCP500 specifications

The Panasonic KX-NCP500 and KX-NCP1000 are advanced communication systems tailored for businesses seeking reliable and feature-rich solutions. Both models belong to the KX-NCP series, which is renowned for its versatility, scalability, and integration capabilities.

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