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Connecting the Cameras

Setup Diagram

Camera

NVR

Scenario 1: 

Connect Cameras to NVR

Scenario 2: 

Connect Cameras to Local Area Network (LAN)

Router

Camera

NVR

Router

PoE Switch

ATTENTION: 

• This camera is only compatible with select NVRs. For a list of 

compatible recorders, visit 

lorex.com/compatibility

.

• You must connect the camera to a supporting H.265 NVR to take 

advantage of H.265 compression. For instructions on enabling 

H.265 compression, visit 

lorex.com

, and search for “How do I 

enable H.265 compression?”.

LNB4421_QSG_EN_R3

Installing the Camera

ATTENTION: 

Test your camera prior to selecting a permanent mounting location by 

temporarily connecting the camera and cable to your NVR.

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.

Cable Notch

To install your camera:

1.  Use the included mounting template to mark holes for the 

screws. Drill holes for the mounting screws. 

 

NOTE:

 Insert the included drywall anchors if you are 

installing the camera in drywall. 

2.  Connect cables as shown in the section “Connecting the 

Camera”.

3.  Feed the cable through the mounting surface or cable 

notch and mount the camera stand to the surface using 

the provided screws. 

4.  Use a Philips head 

screwdriver (not 

included) to loosen 

the adjustment 

screw.

Adjustment Screw

5.  Adjust the camera position as needed:

A. Rotate the camera base 360°

B. Twist the camera around the stand 360°

C. Tilt the camera on the stand up to 90°

6.  Tighten the adjustment screw to secure the position. 

7.  Remove the vinyl film from the camera lens when your
  installation is complete.

A

B

C

• You can use a RJ45 coupler or switch (not included) to connect male 

ends of Ethernet cable together.

• To extend the cable run beyond 300ft (92m), a switch will be required 

(sold separately).

Extend the Ethernet cable run for your camera up to 300ft (92m). 

See table below. It is recommended to use UL CMR approved cables 

available at 

lorex.com

.

Cable Extension Options

Cable Type

Max Cable Run 

Distance

Max # of 

Extensions

CAT5e (or higher) Ethernet cable

300ft (92m)

3

Problem

Solution

No picture / signal

• Ensure the camera is connected to a compatible 

NVR. For full camera compatibility, visit  

lorex.com/compatibility

.

• The camera may take up to 1 minute to power up 

after being connected to the NVR. Wait two minutes 

before following the steps below.

• Ensure the camera is connected to your NVR or to 

your local network.

• If you are not using PoE, you must connect the 

camera to a 12V DC power adapter (not included).

• If the camera is connected to the LAN, you must 

search your network for cameras using the NVR. See 

the NVR’s instruction manual.

• Ensure your NVR is properly connected to a TV/

monitor.

• There may be an issue with your extension cable run. 

Connect the camera to the NVR using a different 

Ethernet cable.

Picture is too 

bright

• Ensure your camera isn’t pointed directly at a 

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

• Slide the sunshade (bullet cameras featuring 

adjustable sunshades only) forward to block excess 

light.

• Move your camera to a different location.

• Check the brightness and contrast settings on the 

NVR.

Picture is too dark

• If using during the day, the camera may not be 

getting enough light. Slide the sunshade (bullet 

cameras featuring adjustable sunshades only) 

backwards to let in more light.

• Check the brightness and contrast settings on the 

NVR.

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 

yourinstallation 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.

Picture is in color 

in dark conditions

• This camera comes with an image sensor that is 

extra sensitive to light, meaning that the camera 

stays in color mode at low-light conditions. For 

instructions on how to make your camera switch to 

night mode, visit 

lorex.com

, and search for “How do I 

make my camera switch to night mode?”.

Troubleshooting

Connect the Ethernet cable to 

the camera.

Connect the other end of the 

Ethernet cable to the NVR’s PoE 

ports. The camera may take a 

minute to power up after  

being connected.

Connecting the Camera

Connect the other end of the 

Ethernet cable to a router or 

switch on your network. See 

your NVR manual for details on 

connecting the camera to your 

NVR using a switch or router.

Camera

NVR

OR

(Optional)

  

12V DC Power 

Ethernet Cable

NOTE: 

A 12V DC power 

adapter (model#: 

CVA4902

not included) is only required 

if connecting the camera’s 

Ethernet cable to a router or 

switch that does not support 

PoE.

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