Panasonic KX-TDA100 Troubleshooting, Installation, Problem, Probable Cause, Solution

4.1.1 Installation

4.1 Troubleshooting

4.1.1 Installation

PROBLEM

Extension does not operate.

PROBABLE CAUSE

Bad extension card.

Bad connection between the PBX and telephone.

A telephone with an A-A1 relay is connected.

Bad telephone.

Wrong type of PSU.

SOLUTION

• Exchange the card for a known working

one.

• Take the telephone and plug it into the

same extension port using a short

telephone cord. If the telephone works,

then the connection between the PBX and

the telephone must be repaired.

• Use a 2-wire cord.

• Set the A-A1 relay switch of the telephone

to the "OUT" or "OFF" position.

• Take the telephone and plug it into another

extension port that is working. If the

telephone does not work, replace the

telephone.

• Replace the PSU with the appropriate type.

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-T7880KX-T7885/ KX-TD7894/KX-TD7895).

The ALARM indicator on the front of the shelf 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 "4.1.4 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 "4.1.5 Troubleshooting

by Error Log").

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Installation Manual