Setting The Program Microphone Signal - Sony CCU-590 Maintenance Manual

2-2-2. Setting the Program Microphone Signal

This unit can output the two program microphone lines
(MIC 1 and MIC 2) after receiving the independent two
program microphone lines (MIC 1 and MIC 2) from the
video camera BVP-E30/E30P and camera adapter CA-590/
590P.
Remote control of the input level of a microphone
The level of the microphone signal input to the MIC
connector on the BVP-E30/E30P or the MIC connector on
the CA-590/590P can be controlled by this unit. The
adjustable range is from _60 dBu to _20 dBu in 10 dBu
steps. Select either step of the following.
1. Microphone input level adjustment from the
MIC REMOTE connector
The microphone input level control is set by pin 8 and pin
15 of the MIC REMOTE connector on the rear panel.
The microphone input level is controlled by pin 5, pin 6,
and pin 7 of the MIC REMOTE connector.
Setting the microphone input level control
Pin No. Microphone connector
8 15 MIC IN CH-1
L L ON
L H ON
H L OFF
H H Internal settings
Setting the microphone input level
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: GND
Input impedance: 100 kZ +5 V pull up
2-12
MIC IN CH-2
ON
OFF
ON
6 5
H H
H H
L H
L H
H L
Setting the microphone output level
K
J
S200
H S201
G
RV202
TP202
F
E
D
IC105
C
B
S103
S106 S104 S105
S107
S100 S101
A
1 2
AU-295 BOARD (A SIDE)
The level of the signal output from the MIC OUTPUT
connectors on the rear panel is selected (0 dBu, _20 dBu)
by the switches on the AU-295 board.
MIC OUTPUT 1 level: switch S203 (MIC 1 LEV)
MIC OUTPUT 2 level: switch S202 (MIC 2 LEV)
Factory setting: 0 dBu (Both S202 and S203)
2. Microphone input adjustment using CCU
menu
The microphone input level can also be set by the CCU
CONFIGURATION menu of "C05" page.
CN902
S2 S1
S4 S3
S203 S202
RV201 RV200
S207 S206
S205 S204
S102
S108
RV101 RV203
RV100 RV102 RV204
5
3 4
CCU-590/P/V1(E)