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Connecting the Cameras

Individual Power Adapter*

Multi-Camera Power Adapter*

Connecting the Cameras

* Images for representation only

To install your camera:

1.  Set the camera in the desired mounting position and mark 

holes for screws through the camera base. 

2.  Drill the holes, then feed the cable through the mounting 

surface or cable notch. 

Installing the Camera

Extend the cable run for your camera depending on the cable type used. 
Additional extension cables sold separately. See table below:

Connect the male power head 

and the BNC connector to the 

camera.

Connect the BNC connector  

to a video input on your DVR.

Connecting the Camera

Cable Notch

LBV4711_QSG_EN_R2

Power Adapter Types

A multi-camera power adapter that provides power to multiple cameras 

or individual power adapters may be provided, depending on product 

configuration.

Problem

Solution

No picture / signal

• The cameras are only compatible with certain 

Lorex HD DVRs. For the full list of compatible 

recorders, visit 

lorex.com/compatibility

• Ensure your TV or monitor is on the correct 

input channel. Common terms for input 

channels: INPUT, AV CHANNEL, LINE1, LINE2, 

AUX.

• Ensure your DVR is properly connected to 

your TV or monitor. 

• Ensure connections are properly connected.

• Ensure the camera power supply is plugged 

in.

Picture is too bright

• Ensure your camera isn’t pointed directly at a 

source of light (e.g., sun or spot light).

• Check the brightness settings of the DVR 

and monitor.

• Move your camera to a different location.

Picture is too dark

• Check the brightness and contrast settings 

of the DVR and monitor.

Night vision is not 

working

• The night vision activates when light levels 

drop. The area may have too much light.

Picture is not clear

• Check the camera lens for dirt, dust, 

spiderwebs. Clean the lens with a soft, clean 

cloth.

• Make sure that the cable run is within the 

limitations specified in the section ‘Cable 

Extension Options’.

• Remove the vinyl film from the camera lens 

when your installation is complete.

Bright spot in video when 

viewing camera at night

• Night vision reflects when pointing a camera 

through a window. Move the camera to a 

different location.

Troubleshooting

A. ROTATING THE ARM:

 Rotate the camera stand up to 360°. 

B. BENDING THE ARM:

 Bend the arm of the camera up to 90°.  

C. LEVELING THE CAMERA:

 Rotate the camera until it is level with  

the viewing area, then tighten the adjustment screw. 

ATTENTION: 

Test your camera prior to selecting a permanent mounting location by 

temporarily connecting the camera and cable to your DVR.

Before Installing the Camera

• Decide whether to run the cables 

through the wall / ceiling (drilling 

required) or along the wall / ceiling. 

• If you run the cables along the  

wall / ceiling, you must run the  

cable through the 

cable notch

 on the 

base. This will keep the camera base 

flush to the surface when mounted.

Connect the female power 

head to the included power 

adapter.

Camera

DVR

Male Power

Female Power

Setup Diagram

BNC Video

12V DC Power

Camera

Extension Cable

Power Adapter

HD DVR

Cable Extension Options

Option

Cable Type

Max Cable Run 

Distance

1

Lorex model MCBL-60BNC4 BNC Cable 

(included with camera)

60ft (18m)

2

‘RG59’ or ‘Coax’ or ‘Coaxial BNC’ Siamese 

(Video and Power)

300ft (91m)

3

‘RG59’ or ‘Coax’ or ‘Coaxial BNC’ (Video 

Only)

2

1000ft (305m)

NOTES:

1.  The extension cable must be a single stretch of cable between the 

DVR and camera. You cannot connect multiple extension cables to 

each other.

2.  For cable runs above

 

300ft (91m), you must connect the power 

adapter directly to the camera, rather than at the end of the 

extension cable.

3.  If using a balun, ensure it is rated for the maximum supported 

resolution of the camera (e.g., a 4MP camera requires a balun rated 

for 4MP or above).

4.  Indicators that your cable run may be too long:

•  Video is permanently black & white (even during day time).

•  Video is unclear, soft, or distorted.

5.  For more information on extension cables, visit 

lorex.com

.

4.  Use a Philips head screwdriver (not included) to loosen the 

adjustment screw. 

5.  Adjust the postion of the camera as needed: 

A

Adjustment Screw

 

3.  Mount the camera stand 

to the surface using the 

provided screws. Make 

sure all screws  

are fastened tightly.  

 

NOTE:

 Insert the 

included drywall anchors 

if you are mounting the 

camera onto drywall. 

6.  Tighten the adjustment screw when finished.
7.  Remove the vinyl film from the camera lens when your 

installation is complete.

Drywall anchors (×3)

Mounting surface

Mounting screws (×3)

Camera  

base

B

C

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