Microphone Setting - Sony HSCU300RF Service Manual

Intercom Signal Flow
2-2-2.

Microphone Setting

This unit can receive two independent microphone lines (MIC1 and MIC2) from the camera and output them.
Remote Controlling Microphone Input Amplifier Gain
Note
Set the REAR DSUB I/F of the CCU CONFIGURATION menu (C14) to MIC REM.
Remote Control Using the CCU CONFIGURATION Menu
When the MIC/WF REMOTE/TRUNK connector on the rear panel is open or pins 8 and 20 of the MIC/WF REMOTE/
TRUNK connector is at a high level, set the gain with CAM MIC GAIN of the CCU CONFIGURATION menu (C05).
20, 30, 40, 50, 60 dB (factory setting: 60 dB)
Remote Control from the MIC/WF REMOTE/TRUNK Connector
The microphone input amplifier gain control is enabled or disabled by pins 8 and 20 of the MIC/WF REMOTE/TRUNK
connector on the rear panel.
The microphone input amplifier gain can be set by pins 5 to 7 of the MIC/WF REMOTE/TRUNK connector.
Pin No.
8
L
HSCU300RF/HSCU300R
20
L
Connector
MIC IN CH-1
ON
MIC IN CH-2
ON
Continued
2-4