Systems; Setting The Tally System - Sony HDCU-900 Series Installation And Maintenance Manual

Setting the Microphone Output Level
9 8 7 6
Select the microphone output signal level (0 dB, _20 dBu)
from the AUDIO OUTPUT connector on the rear using the
switches on the AT-141 board.
Setting the output level of MIC OUTPUT 1 :
Switch S402 (MIC 1 OUT LEVEL)
Setting the output level of MIC OUTPUT 2 :
Switch S401 (MIC 2 OUT LEVEL)
Factory setting : 0 dBu (both S401 and S402)
The microphone output signal level from the AUDIO
OUTPUT connector on the rear can be adjusted using the
volume on the AT-141 board.
Setting the output level of MIC OUTPUT 1 :
1RV401 (MIC 1 OUT LEVEL)
Setting the output level of MIC OUTPUT 2 :
1RV402 (MIC 2 OUT LEVEL)
HDCU-900 IMM
5 4 3 2 1
1
RV402
S401
1
RV401
S402
AT-141 board (A side)

2-3. Systems

2-3-1. Setting the Tally System

A
This unit supports the red tally and the green tally. It also
B
supports the MAKING CONTACT and supplying power
(24 V/TTL). Set the switches on the AT-141 board
C
according to the system used as follows :
D
9 8 7
E
F
Set the tally system as shown in the following table.
Setting the tally system
Red tally
Switch S800
MAKING CONTACT _
CONTACT
Supplying POWER
24 V power
Supplying POWER
5 V power
Switches S800 and S801 are set to CONTACT when the unit is shipped from
the factory.
2-2. Audio System
2-3. Systems
6 5 4 3 2
S802
S800 S803
S801
AT-141 board (A side)
Green tally
S802 S801 S803
CONTACT _
POWER POWER POWER
TTL POWER TTL
1
A
B
C
D
E
F
2-19 (E)