CONNECTION OF OPTIONAL UNITS
I-32
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MUSIC-ON-HOLD (MOH)
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Connecting the External Music Source to the MOH Connector
NOTE : Program settings are needed.
Set 1# (External MOH) at the settings of 0413# (MUSIC ON HOLD) of MODE 1.
The MOH connector is the input terminal for external music-on hold (MOH). Connect the music
source to the MOH connector on the CCU using the RCA PIN PLUG.
NOTE : • If a tape recorder is connected to the MOH connector, place the recorder away from the CCU to prevent interfer-
ence.
• MOH terminal input impedance: 1.5k Ohms maximum
• MOH terminal input level: 150 mV maximum
• Do not connect speaker terminal with Audio Power Amplifier.
CCU
RCA PIN PLUG
Music signal
Tape recorder
Shielded Cable
JK1