promethean ActivSound 75, Руководство пользователя, Страница: 4 / 12

4
Operating Controls
ActivSound 200
(1) Power switch
.
Turns the power on/off.
(2) Power indicator
.
Lights "green" when the power is turned ON.
(3) Infrared Microphone Volume Control [Teacher 1 and 2]
.
This control is used to ad-
just the level of the infrared microphones.
(4) Infrared Signal Indicator
［
Teacher 1 and 2
].
Lights "green" when the infrared
wireless receiver is receiving a signal.
(5) Auxiliary Input volume
［
TV/DVD, CD, COMPUTER, and MP3
].
This Control adjusts
the volume of the auxiliary inputs connected to the input terminals.
(6) Master volume
.
Adjusts overall level of the system.
(7) Equalizer
［
LOW, MID, HIGH
].
The 3-Band Equalizer allows the teacher to have
control over the quality of his or her voice. This adjustment is made by adjusting "LOW",
"MID", or "HIGH“ controls until the desired sound quality is achieved.
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2
3
4
7
6 5
8
Front Panel
(9) AUX mute setting switch
［
OFF/LOW/HIGH
］
The Aux mute
switch allows selection of whether or not the teachers voice
mutes the auxiliary inputs when he or she speaks. The ‘off’
setting provides for no muting. The Low setting provides for a
standard level of attenuation. The High setting provides for a
faster attenuation. Set the switch to ‘low’ for normal opera-
tion.
●
AC adapter
Use the “3A-901DA24” AC adapter provided to supply power to the "ActivSound
9
Rear Panel