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TROUBLESHOOTING
PROBLEM PROBABLE CAUSE
POSSIBLE SOLUTION
Extension does not operate. Bad printed circuit board
Exchange printed circuit board for another
(LC-Card)
printed circuit board.
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Bad connection between the
Take that extension and plug it into the same
system and extension
extension port using a short telephone cord.
If telephone does not work, connection between
the system and the extension must be repaired.
A telephone with an A-Al Use a 2 wires cord.
relay is connected. Set the A-Al relay switch of the telephone to
“OUT” or “OFF” position.
Bad extension Take that extension and plug it into another
extension port that is working. If the telephone
does not work, replace the phone.
Improper reset operation
Noise in external paging
Volume distortion from
external music source
Press the Reset Button.
Induced noise on the wire
Use a shielded cable as the connection wire
between the System and the
between the System and Amplifier.
Amplifier.
A short shielded cable is recommended.
Excessive input level from Decrease the Output level of the external music
external music source source by using the Volume Control on the music
source.
Speed dialing or One Touch Bad programming Enter the line access code (9) or trunk group
Dialing dose not function. access code (81 through 88) into programming.
A dial tone (short tone The host PBX may have Use the handset instead of the speakerphone.
continuously) was heard caused the line to hang up
and telephone line hung up when the KX-T123211 was
at once when accessing an connected to it.
outside during the
speakerphone mode.
6-l