JVC VN-C205U
Owner's Manual

Introduction
Name and Function of Parts (Continued)
Body Surface View when the dome cover is removed. For instructions on removing the dome cover, see step 4 of �Mounting the Camera to the Ceiling�. (�page 17)

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Video setting switch

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[10BASE-T/100BASE-TX] 10BASE-T/ 100BASE-TX Terminal This is a 10BASE-T/100BASE-TX terminal. It is used for connecting to the network via LAN cables. (� Page 20) Pin No. Signal Name 1 Alarm Output 1 Alarm Output 2 Alarm Output 2 3 4 5 Alarm Input GND Alarm Input 1 Alarm Input 2

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[AGC - ON/OFF] Auto-gain control switch Setting this switch to �ON� automatically in creases the sensitivity even when the bright ness of the subject is insufficient. (Default setting: ON) [BLC - ON/OFF] Backlight Compensation switch Setting this switch to �ON� opens the iris even in backlight conditions, making the subject easier to view. (Default setting: OFF)

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Focal length adjustment ring Use the fastening screw adjustment ring to set the image size and fix it with fastening screw. (� Page 24)

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[AUTO/MANU] White Balance Automatic/ Manual switch For selecting whether to adjust the white balance automatically or manually. (Default setting: AUTO) [R/B] Manual WHITE adjustment button This button is pressed when manually adjusting the white balance. This feature is enabled when the �MANU� is selected using ¤ [AUTO/MANU] switch. Press the B button to increase the blue tint and decrease the red tint.

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Head For adjusting the lens, focus, or camera angle. (� page 23 to 24) Tilt lock screws Use when adjusting the angle of view of the � Page 23) camera. ( [IRIS LEVEL] Iris level adjustment For adjusting the level of the automatic aperture control lens. This adjustment only needs to be made when required. Use this to accommodate particular shooting conditions.
Turning direction of level To darken image Counterclockwise (L side) To brighten image Clockwise (H side)

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Focus ring Use the fastening screw adjustment ring to set the focus and fix it with fastening screw. (� Page 24) [D/N - ON/OFF] Easy Day & Night switch To capture a subject with continually changing brightness (day/night), set this switch to �ON�. The camera automatically captures the image in color when the subject is bright, and in black and white mode when it is dark. (Default setting: OFF)

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Video setting switch
MONITOR terminal (RCA pin) For connecting a monitor when mounting the camera for adjusting the lens or determining the camera angle. (High impedance) Wire clamp When pulling out the cables from the side of camera unit without opening a hole on the ceiling, arrange the all the cables by bundling them into this wire clamp. [ALARM IN/OUT] Alarm Input/Output Terminals Terminals for alarm input and output. (� Page 18) CF card Slot Insert the CF card. (� Page 19)

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[RESET] Manual WHITE reset button When this button is pressed, the value of the white balance adjusted manually is reset to the default value. [SPOT CORRECTION] White-spot correction button When this button is pressed, white spots are corrected. For instructions on correcting white-spots, see �About White-spot correction�. (� page 26)

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Caution
The Easy Day & Night feature on this camera uses a sensitized black and white mode unlike other black and white surveillance cameras that use infra-red lighting.

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Note
� When adjusting the iris level, set the AGC switch to �OFF�. Otherwise, when the level is turned too far toward L, the AGC function activates increasing sensitivity and the picture may look uneven. 10

[FOCUS ADJ. - ON/OFF] focus adjustment switch When adjusting the focus during installation, setting this switch to �ON� will open the iris.(Default setting: OFF) (� page 24)

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