When The Melody Signal Is Amplified By An Amplifier; When A Music Chime Is Used; When The Interrupt Input Is Used - Panasonic Melody Week Instruction & Installation Manual

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When the melody signal is amplified by an amplifier

Power
supply
-�MtW
The melody signal wire should be used exclusively.
If the melody signal wire is put in the same pipe arrangement as a telephone line, speaker wires
or power wiring, noise may be produced.
4

When a music chime is used

Two musical compositions can be selected using two channels.
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Power----­
supply
-�MtW
The melody signal wire should be used exclusively.
If the melody signal wire is put in the same pipe arrangement as a telephone line,
speaker wires or power wiring, noise may be produced .
5

When the interrupt input is used

For external switches, use the switches for signal (capable of opening and closing 15 VDC,
2mA or less).
Amplifier
Start-up Speaker
signal input output
Music chime (four musical composition type)
Power Variety of
supply selection
-32-
Speaker
Amplifier Chime
control output
Out ut
Input to the amplifier
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SIGNAL
JACK