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SEM-7540LPDN_rev04282008 

 

  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.: 26dB         

 
 
 
 

11

 

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. 

 
 
 
 

12

   

V.P (Vertical Phase adjuster) 

   

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

13

   

VIDEO connector 

         

This is an output for connecting to a video monitor, etc (75

).  

14

   

Power input terminal

 

   

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

 
 
 
 

Model SEM-7540LPDN 

SEM-7540LPDNP 

TV System 

NTSC PAL 

Image Sensor 

1/3” Sony Exview CCD 

DSP 

Sony HQ-1 

Total Pixels 

811(H) x 508(V) 

795(H) x 596(V) 

Video Output 

1.0Vp-p Composite / 75ohms 

Resolution 

540 TV Lines 

Minimum 
Illumination 

0.05 Lux @ F1.0 w/out IR light 

0 Lux with IR light 

Day & Night 
Switching 

Mechanical IR Cut Filter (ICR) Auto Switching 

Color/Monochrome 

Infrared 
Sensitivity 

700~110nm 

Scan System 

2:1 Interlace 

Signal to Noise 
Ratio 

More than 50dB (ACG OFF) 

AES ON, AES OFF, 

1/60sec 

AES ON, AES OFF, 

1/50sec 

Electronic 
Shutter Speed 

FL:1/120(100)sec.,1/250sec.,1/500sec., 

1/1000sec., 1/2000sec., 1/4000sec., 1/10000sec.

Back Light 
Compensation 

ON/OFF Switchable 

Auto Gain Control 

ON/OFF Switchable 

White Balance 

AWB 

Lens 

Not Included 

Lens Mount 

CS/C (with Adaptor) 

Auto Iris Control 

DC/Video Switchable 

Power Supply 

12V DC / 24V AC 

Power 
Consumption 

210mA / 2.5W 

Operation 
Temperature 

-10

o

C ~ +50

o

Storage Humidity 

RH 85% or less 

Storage 
Temperature 

-20

o

C ~ +60

o

Dimension 

60mm(W) x 50mm(H) x 120mm(L) 

Weight 

400g 

 

*Specifications are subject to change without notice 

 

 

 

 

z

 

One (1) SEM-7540LPDN/SEM-7540LPDNP Camera 

z

 

One (1) Allen Wrench 

z

 

One (1) CS Adaptor Ring 

z

 

One (1) Operational Manual 

 

*

 For any returns, please include all components listed above with 

original packaging in

 Resalable Condition

Absolutely No Returns

 

will be accepted if any component is missing/damaged or if any cable is 
cut or tampered with. 

 

 

 

 

1. Never point the camera toward the sun

   

    Do not expose the lens directly to the sun or to strong light as this may 

damage the pick-up device.   

2.

 

Handle this camera with care

   

    Avoid any shock or bumping of the camera. Improper handling could 

damage the camera.   

3.

 

Requires a proper operating environment

   

    This camera is designed for outdoor or indoor use. The allowable 

temperature range for operation of this camera is between   
-10

°

C ~ 50

°

C and the allowable humidity is 85%RH maximum.   

4.

 

Clean the front face to the pick-up device

   

    It is recommended that the pick-up device surface be cleaned before 

lens installation or whenever the lens is changed. Cleaning should be 

done by using a chamois, a very fine soft cloth, lens tissue, or cotton 
tipped applicator and ethanol to carefully remove any fingerprint or 
dust. 

5.

 

Check the power source voltage

   

    The power source voltage should be within the specified range. 

(Camera must meet the specifications). Camera must be connected to 
a surge protector at all times. 

6.

 

Objects and liquid entry

   

    Never push objects of any kind into this camera as this may touch 

dangerous voltage points of short out parts that could result in a fire 
or electric shock. Never spill any kind of liquid on the video product.   

7. Servicing

 

    Do not attempt to service this video product by yourself as opening or 

removing covers may expose you to dangerous voltage or other 
hazards. Refer all service to qualified servicing personnel.   

8.

 

Damage requiring service

   

    Unplug this video product from the wall outlet and refer service to 

qualified servicing personnel under the following conditions:   

a. When the power supply cord or plug is damaged. 
b. If liquid has been spilled, or objects have fallen into the video 

product. 

c. If the video product has been dropped or the cabinet has been 

damaged. 

d. When the video product exhibits a distinct change in 

performance. 

 
 

 

 

O.K.I.USA Products are covered under warranty for one year from the 
date of purchase. The warranty will automatically be voided if any of the 
following occurs: 

1. Camera sticker is removed

 

    If the camera sticker is removed, we will not be able to confirm any 

information regarding when and where the product was purchased. 
We have no other way to verify the purchase record without the serial 
number on the camera sticker; therefore, it should not be removed. 

2.

 

Camera is modified in any way

 

    If the camera is scratched, damaged, or modified in a manner not 

described in this manual, the warranty will be voided immediately. It is 
the customer’s responsibility to keep the camera in good condition. 

3. Video or power cable is cut

 

   

The video cable and the power cable should not be tampered with. 
Cutting or modifying of the cables will result in termination of the 
warranty. 

CAUTION

WARRANTY

V.P.

OFF NORM

AGC INT

S.AGC

BLC

L.L.

FLC

L.L.

NORM

OFF

AGC

BLC

S.AGC

V.P.

INT

FLC

SPECIFICATIONS 

LIST OF COMPONENTS 

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