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Preparing the Control Unit
Adjusting the audio level
Adjust the audio signal output to the chairman's/delegate's unit and input from the
external equipment connected to EXT IN-1/2 before the conference.
Adjusting the output level of the audio signal to the chairman's unit/
delegate's unit
Level meter
POWER
I
ON
3
PHONES
2
O
1
OFF
Control unit
Chairman's unit/delegate's unit
Output level adjustment of the audio signal to the chairman's unit/delegate's unit
1
Select several chairman's units/delegate's units placed in the hall and set their
MIC ON/OFF buttons to turn on their indicators.
2
Adjust the speaker volume on the chairman's units/delegate's units so that the
level meter indicates around 0 VU using the D/C UNIT MIC volume control on
the control unit, while an assistant in the conference hall is speaking into the
microphone.
3
If howling occurs, rotate the D/C UNIT SP volume control counterclockwise to
reduce the volume until the howling stops.
If howling does not stop even if you rotate the D/C UNIT SP volume control
counterclockwise, it is recommended to use the howling suppressor or filter
unit (not supplied).
Note
The person speaking into the microphone should bring his/her mouth close to the
microphone.
VU
ORIGINAL
MONITOR
MIC/LINE 1
MIC/LINE 2
D/C UNIT MIC
MONITOR
5
5
5
5
4
6
4
6
4
6
4
6
7
3
7
3
7
3
8
2
8
2
8
2
9
1
9
1
9
1
MIN
MAX
0
10
0
10
0
10
MIC ON/OFF
VOL
4
1
D/C UNIT SP
5
MIC/LIMIT
DIRECT ACCESS
SEAT ASIGN
4
6
ON/OFF
ON/OFF
START/END
7
3
7
8
2
8
9
1
9
0
10
3
2
17
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