Settings of Internal Boards
1 S1 switch
S1-1: Turns ON to mix and output the battery alarm
signal to TALLY lamp.
The switch is factory set to OFF.
This setting does not influence the display on the
viewfinder.
The following switches selects a signal output from
the TEST OUT connector.
S1-2: Switches the VBS output signal and the return
video signal.
ON: Outputs the VBS signal from the camera.
OFF: Outputs the return video signal.
The switch is factory set to ON.
S1-3: Switches VBS video output signal and the
monitor output signal.
ON: Outputs the monitor output signal.
OFF: Outputs the VBS output signal.
The switch is factory set to ON.
10(E)
IF-633 board
4
3
A
S1
1 S1 switch
B
C
D
RV220
E
S100
F
2
1
S600
S351
CN1
S700
S200
RV100
S1-4: Select whether the unit accepts the control signal
from the RET CONT connector.
ON: Outputs the return video signal only when the
return control signal becomes low.
OFF: Outputs the return video signal only when
CCU is connected.
The switch is factory set to ON.
The relation between the settings of S1 switchings and
video output signals is as follows.
S1-2 S1-3 S1-4 RET CONT
OFF
–
–
–
ON
OFF OFF
–
ON
ON
OFF
–
ON
OFF
ON
L
H
ON
ON
ON
L
H
Video Output Signal
Return Video Signal
(CCU connected)
VBS Video Signal
Monitor Video Signal
Return Video Signal
(CCU connected)
VBS Video Signal
Return Video Signal
(CCU connected)
Monitor Video Signal