AU-303 board
A
B
S2
RV1
D4 D5
S4
D7 D6
S3
AU-303 (Side A)
Ref.No.
Name
D4
MAIN POWER
D5
CAM POWER
D6
CABLE ALARM OPEN
D7
CABLE ALARM SHORT
D1 - D3
R/G TALLY
D8 - D20
S1
POWER
S2
MAIN POWER SWITCH
S3
INCOM
S4
MIC
S5
FRONT MIC
S6
UNBALANCE
RV1
INCOM
1-18 (E)
C
D14
D10
D12
D17
D19
D8
D3
D1
D2
S1
D15
D11
D13
D18
D20
D9
S5
S6
Function
Refer to the Operation Manual.
Refer to the Operation Manual.
Refer to the Operation Manual.
Refer to the Operation Manual.
Refer to the Operation Manual.
Refer to the Operation Manual.
Turns ON/OFF the main power of HDCU.
Selects the line to which the INCOM connector on the front panel is
connected.
PROD : Producer line
PRIV: Private (When the unit is disconnected from the producer line or
engineer line, only the intercom between the unit and the camera is
possible.)
ENG : Engineer line
Performs the switching operations between ON/OFF of the headset
microphone connected to the INCOM connector on the front panel and
receiving audio/PGM (program audio) of the producer line (or engineer line).
MIC-ON : Turns ON the headset microphone.
MIC-OFF : Turns OFF the headset microphone.
PGM : The program audio is output to the INCOM connector on the front panel.
Sets the microphone input level according to the type of headset microphone CARBON
to be connected to the INCOM connector on the front panel.
DYNAMIC: Dynamic microphone (_60dB) - The power is not supplied.
ECM : Electret condenser microphone (_40dB) - The power is supplied.
CARBON : Carbon microphone (_20dB) - The power is supplied.
Select ON/OFF according to the headset microphone type connected to the OFF
INCOM connector on the front panel.
ON: For the unbalanced type (UNBALANCE)
OFF: For the balanced type
Refer to the Operation Manual.
Factory default
setting
_
_
_
_
_
_
OFF
PROD
MIC-OFF
_
. IM/HDCU1000 Series