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CV-M77
8 Switch Settings
Before changing any switch settings or jumper settings turn off the power.
8.1 Mode Settings by Switch
The factory setting for the SW-1 switch on the rear panel of the camera is OFF: The electronic
shutter is OFF, the external trigger modes are OFF, gamma is OFF (=1.0), the AGC is OFF and
the RS-232C control is disabled.
SW 1
OFF
(<)
ON
(>)
OFF (1/25)
1/50
1/125
1/250
1/500
1/750
1/1000
1/1500
1/2000
1/3000
1/4000
1/10000
Shutter xxxx 1 xxxx < < < < < < < < > > > >
Shutter xxxx 2 xxxx < < < < > > > > < < < <
Shutter xxxx 3 xxxx < < > > < < > > < < > >
Shutter xxxx 4 xxxx < > < > < > < > < > < >
Ext.trigger xxxx 5 xxxx < > > >
Ext.trigger xxxx 6 xxxx < < > >
Frame delay xxxx 7 xxxx < < < >
Normal
Edge
Pre-
Select
Pulse
Width
Control
Read-
out
Delay
Gamma xxxx 8 xxxx 1.0 < > 0.45
Gain xxxx 9 xxxx Manual < > Auto
Control xxxx 10 xxxx Local < > RS 232C
Figure 8-1: Rear plate switch settings
8.2 Signals by Switch Settings
On the PK8308 board inside the camera three switches exist. The switch settings determine
• Termination of external trigger, VD and HD signals
• Color temperature
• Composite sync. on green video signal
• WEN OFF/ON at DSUB connector
• Input/Output of VD and HD signals
8.2.1 SW301 switch
S301
TTL
↔ 75Ω
OFF
ON
HD: 1
Xxxx
VD: 2 Xxxx
TRIG: 3 Xxxx
NC: 4 Xxxx
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