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Connecting the Cameras

Individual Power Adapter*

Multi-Camera Power Adapter*

Connecting the Cameras

* Images for representation only

Mounting Surface

Camera Base

Ball Camera

Adjustment Ring

Dome Cover

Drywall Anchors (×4)

Mounting Screws (×4)

To install your camera:

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

LEV4712_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

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

.

1.  Rotate the camera base counterclockwise to separate it 

from the ball camera, adjustment ring, and dome cover. 

2.  Use the included mounting template to mark and drill holes 

for the included mounting screws. 

3.  Feed the cable through the camera base. If you are running 

the cables against a wall or ceiling, make sure to pass the 

cable through the cable notch as shown above. 

4.  Connect the cables as shown in the section ‘Connecting the 

Camera’. 

5.  Mount the camera base to the mounting surface using the 

included screws and optional drywall anchors. 

6.  Place the adjustment ring over the dome cover, then place 

both over the ball camera. Twist the adjustment ring 

clockwise halfway onto the camera base. Do not tighten all 

the way. 

7.  Move the ball camera to the desired position. While holding 

the ball camera firmly in place, twist the adjustment ring 

the rest of the way to secure it to the camera base. Holding 

the camera prevents it from moving while securing the 

adjustment ring. 

8.  Remove the vinyl film from the camera lens when your 

installation is complete.

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