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3-1-2. Setting the Microphone
This unit can output the two independent microphone lines
(MIC 1, MIC 2) of video camera BVP-950/950P/9500WS/
9500WSP and camera adapter CA-950/950P as it receives
these MIC signals.
Controlling the Microphone Input Level from the
Remote Control
This unit can adjust the input level of the MIC connector of
BVP-950/950P/9500WS/9500WSP and the input level of
the MIC connector of CA-950/950P from the remote
control in 10 dBu steps in the range of _60 dBu to _20
dBu using either of the following methods.
1. Adjusting the microphone input level using
the MIC LEVEL switch
MIC LEVEL
MENU
NORM
NORM
OFF
ON
POWER
MIN
MIN
CH-1
CH-2
MIC LEVEL switch
When the MIC REMOTE connector on the rear is connect-
ed to nothing or the levels of pin-8 (MIC 1) and pin-15
(MIC 2) of the MIC REMOTE connector are High, use the
MIC LEVEL switch on the AT-122 board panel of the unit
to set the microphone input level.
Factory setting : NORM (60 dBu)
2. Adjusting the input level of the microphone
using the MIC REMOTE connector
Set the microphone input level control to ON or OFF via
pin-8 and pin-15 of the MIC REMOTE connector on the
rear as shown below. The input level can be controlled via
pin-5, pin-6 and pin-7 as shown in the table on the top-
right.
Setting the microphone input control of the video camera
Pin No.
Microphone connector
8
15
MIC IN CH-1
L
L
ON
L
H
ON
H
L
OFF
H
H
Internal setup
CCU-900/900P IMM
PGM
SIDE
INCOM
TONE RTS CANCEL
MIX
SELECT
ENTER CANCEL ENG PROD
ENG PROD
PRIVATE
AT-122 board
MIC IN CH-2
ON
OFF
ON
Setting the microphone input control of the video camera
Pin No.
7
_60 dBu
H
_50 dBu
L
_40 dBu
H
_30 dBu
L
_20 dBu
H
H :
+5 V (C-MOS level)
L :
Ground
Input resistance : Pulled-up 100 kZ +5 V
Setting the Microphone Output Level
9
8
7
6
Select the output signal level (0 dBu, _20 dBu) from the
MIC OUTPUT connector on the rear using the switches on
the AT-122 board.
Setting the output level of MIC OUTPUT 1 :
Switch S101 (MIC 1 OUT LEVEL)
Setting the output level of MIC OUTPUT 2 :
Switch S102 (MIC 2 OUT LEVEL)
Factory setting : 0 dBu (both S101 and S102)
The output signal level from the MIC OUTPUT connector
on the rear can be adjusted using the AT-122 board
volume.
Setting the output level of MIC OUTPUT 1 :
1RV103 (MIC 1 OUT LEVEL)
Setting the output level of MIC OUTPUT 2 :
1RV104 (MIC 2 OUT LEVEL)
3-1. Audio System
6
5
H
H
H
H
L
H
L
H
H
L
5
4
3
2
1
S101
S102
RV103
RV104
AT-122 board
3-3 (E)
A
B
C
D
E
F
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