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S1 (Factory setting: ON)
Toggles the external VD signal 75-ohm termination ON
and OFF.
S2 (Factory setting: EXT)
Inputs the HD/VD signals (EXT) to the camera module or
outputs the HD/VD signals (INT) from the camera module.
S3 (Factory setting: ON)
Toggles the external HD signal 75-ohm termination ON
and OFF.
RV1
Allows H phase synchronization of RV1 when
synchronizing to an outside source.
Note
To output signals, set the S2 switch to INT and set the S1
switch on the SG-235 board to OFF.
S4 (Factory setting: OFF (S4-1 and S4-2))
This switch is composed of two ON/OFF switches.
Combine their settings to set the number of VD pulses (1 to
4) in the restart/reset mode.
No. of pulses
Switch
S4-1
S4-2
1
2
3
4
ON
ON
OFF OFF
ON
OFF
ON
OFF
S5 (Factory setting: +)
Changes the trigger pulse input polarity (+/–).
S6 (Factory setting: S6-9, S6–0: ON/others: OFF)
Sets the shutter speed in the E-DONPISHA mode.
For details on setting the shutter speed at normal speed in
the E-DONPISHA mode, see "Shutter Speed Setting for
Normal Speed in the E-DONPISHA Mode" on page 68.
S7 (Factory setting: All OFF)
Sets various pulses.
Switch
ON
S7-1
WEN pulse: 0 V
S7-2
Video output: 3 V
S7-3
RESET
DONPISHA
S7-4
WEN pulse output
polarity: +
S7-5
HIGH-SPEED: ON
S7-6
LOW-SPEED: ON
Note
Do not set both the S7-5 and S7-6 switches to ON.
OFF
WEN pulse: –1 V
Video output: 1 V
NON-RESET
DONPISHA
WEN pulse output
polarity: –
HIGH-SPEED: OFF
LOW-SPEED: OFF
87
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