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SHT-7540LPDN_rev031309 

7

 Video 

Connector  

This is an output for connecting to a video monitor or recorder 

etc. (75 

Ω

)

8

  Auto Iris Mode Selection Switch 

For switching the output from the auto iris connector. Shutter 
speed is fixed at 1/100(120) sec. when switch is set to DC or 
VIDEO position.   
DC: To be set when using a non-amp auto iris lens. 
CAR-DC: To be set when using for license plate capture. (Car 
speed is up to 120km/hr in the daytime and 70km/hr at night). 
VIDEO: To be set when using an auto iris lens with built-in 
amp. 

9

  V.P. (Vertical Phase) Adjustor 

This is used to adjust the vertical phase of the video output 
signal 

   Power Input Terminal 

 

Connect the power supply of 12V DC or 24V AC. 

11

 

Power Input Terminal 

 

Connect the power supply of 90V~260V AC. 

 
 
 
 
 
 

 

SW1. BLC (Back Light Compensation) Mode Switch 
When strong light is present behind the object being 
photographed, the object will appear dark. In this case, turn on 
the BLC. 

 

 

     

 
 
 
 
 
 
 
 
 

 

 

SW2. D/N (Day & Night) Mode Switch 

 

D/N: Day & Night mode turns on at night time. 

    Color: Color mode stays on at all times. 
 

 

 

 

 

 

 

 

S.A.G.C./A.G.C. Mode Switch 

 

S.A.G.C.: When camera has installed at low light condition. The 
sensitivity of the camera rises (26dB).   

 A.G.C.: 

6dB 

 

In order to activate D/N function (Color mode automatically 
switches to B/W mode under 2 Lux), please switch to S.AGC. 

 
 
 
 
 
 
 
 
 

 

 

SYNC Mode Switch 
L.L. MODE: It synchronizes the video signal between cameras 
using the frequency of the power supply without external 
synchronous generator. 
INT MODE: The camera maybe operated independently with the 
internal crystal control. 
 

 
 
 
 

 

 
 
 

For Road Surveillance: Car speed is up to 120km/hr in the 
daytime and 70km/hr at night. 

 

 

1.

 

ME/AES Shutter Control should be set on “2”. (Please 
refer to the function

 

5

 

ME/AES Shutter Control). 

2.

 

Auto Iris Mode should be switched to “CAR-DC” mode. 

3.

 

Control Switch should be set as following: 

 
 

 
 
 
 
 

For Highway Surveillance: 

 

 

 

1.

 

ME/AES Shutter Control should be set on “3” or “4”. 
(Please refer to the function

 

5

 

ME/AES Shutter 

Control). 

2.

 

Auto Iris Mode should be switched to “VIDEO” or “DC” 
mode. 

3.

 

Control Switch should be set as following: 

 

 
 
 
 
 
 

For Normal Surveillance: 

 

 

 

1.

 

ME/AES Shutter Control should be set to “0”. (Please 
refer to the function

 

5

 

ME/AES Shutter Control). 

2.

 

Auto Iris Mode should be switched to “VIDEO” or “DC” 
mode. 

3.

 

Control Switch should be set as following: 

 

 
 
 
 
 

 

CONTROL SWITCH OPERATION 

 

CONTROL SWITCH SETTING 

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