Vitek VTC-C770WS, Manual

Page: 7 / 20

7
ⓐ
ⓑ
ⓒ
ⓓ
3.2 Rear Side view
-
Lens Connector for Auto-iris lens (DC Drive)
4. Installation procedure
4.1 Installing the lens
Before installing the lens, make sure the power is not connected to the camera.
Do not touch the lens or filter surfaces.
4.2 Adjust back-focus (If required)
Adjust when the standard back-focus setting is not compatible with lens tolerance or
when the camera is employed at a distance closer than the minimum object distance
(MOD).
i. Loosen (2) FLANGE LOCK SCREW to adjust the back focus of lens
ii. Camera Focus can be adjusted by turning (3) BACK FOCUS ADJUSTING
FLANGE
iii. After adjustment, lock (2) FLANGE LOCK SCREW
PIN No DC Iris
1 Damp(-)
2 Damp(+)
3 Drive(+)
4 GND
PIN 4 PIN 2
PIN 3 PIN 1
ⓐ
Video Output Connector (BNC)
ⓑ
OSD Control Joystick (Up/Down/Left/Right/Enter)
ⓒ
Power Input Terminal
ⓓ
AUTO IRIS LENS CONTROL (DC LENS ONLY)