TOA bg-115 用户指南
[ Rear Panel ]
AC power cord
Connects to the wall AC outlet.
AC outlet (Unswitched)
Supplies power of up to 500 W to auxiliary
equipment.
equipment.
Output terminals
Connect to speakers.
MOH output terminals (transformer-isolated
output)
Connect to the telephone system.
Muting terminals
Shorting this terminal mutes signals input to the
muting circuit.
Shorting this terminal mutes signals input to the
muting circuit.
Program input
Electrically-balanced input, 10 kohms.
Mic/Tel input
Transformer-isolated input (Mic: 600 ohms, Tel:
Transformer-isolated input (Mic: 600 ohms, Tel:
10 kohms).
MOH volume control
Adjusts the gain of the MOH amplifier.
Adjusts the gain of the MOH amplifier.
Bass control
Increases the low frequency response when
turned clockwise, and decreases the response
when turned counter-clockwise. The center
position provides the flat response.
when turned counter-clockwise. The center
position provides the flat response.
Treble control
Increases the high frequency response when
turned clockwise, and decreases the response
when turned counter-clockwise. The center
when turned counter-clockwise. The center
position provides the flat response.
Sensitivity control
Adjusts the sensitivity of the muting circuit.
Adjusts the sensitivity of the muting circuit.
Mic/Tel selector switch
Select either position depending on the type of
equipment connected to the Mic/Tel input.
Select either position depending on the type of
equipment connected to the Mic/Tel input.
AUX volume control
Adjusts the gain of the AUX input. Clockwise
Adjusts the gain of the AUX input. Clockwise
rotation increases the gain.
AUX input (dual RCA phone jack)
Unbalanced input, 10 kohms.
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