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LND2750A_LND4750A_QSG_EN_R2

HD IP Dome Security Camera  

with Audio

Copyright © 2018 Lorex Corporation 

As our products are subject to continuous improvement, Lorex reserves the right 

to modify product design, specifications and prices, without notice and without 

incurring any obligation. E&OE. All rights reserved.

• For a full list of compatible recorders, visit 

lorex.com/compatibility

• Not intended for submersion in water. Installation in a sheltered location 

recommended.

• This camera includes an Auto Mechanical IR Cut Filter. When the camera changes 

between Day/Night viewing modes, an audible clicking noise may be heard from the 

camera. This clicking is normal, and indicates that the camera filter is working.

Quick Start Guide

English Version 2.0

LND2750A / LND4750A SERIES 

Dimensions

www.lorex.com

2.0” 

50mm

1.4” 

36mm

4.0” 

106mm

•  HD IP Dome Security Camera with Audio

•  Mounting Kit*

•  Ethernet Extension Cable with Pre-attached  

 

  RJ45 Cable Gland*

•  Allen Key*

•  Wall Mount*

* Per camera in multi-camera packs.

Package Contents

ATTENTION: 

It is recommended to connect the camera to the NVR or an external PoE 

switch. If using a DC power adapter (not included) with the camera, a 

REGULATED power supply is REQUIRED for use with this camera. Use of 

a non-regulated, non-conforming power supply can damage this product 

and voids the warranty.

• 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).

• Read this guide carefully and keep it for future reference.

• Follow all instructions for safe use of the product and handle with care.

• Use the camera within given temperature, humidity and voltage levels noted in the 

camera’s specifications.

• Do not disassemble the camera.

• Do not point the camera directly towards the sun or a source of intense light.

• Use only the supplied regulated power supply provided with the product. Use of a 

non-regulated, non-conforming power supply can damage the product and void the 

warranty.

• Periodic cleaning may be required. Use a damp cloth only. Do not use any harsh, 

chemical-based cleaners.

• The supplied cable is rated for surface mounting only. Cables for in-wall  and floor-

to-floor installations are sold separately (CMR type). These and other cables are 

available at 

lorex.com

• Point the camera where there is the least amount of obstructions  

(i.e., tree branches).

• Install the camera where vandals cannot easily reach.

• Secure cabling so that it is not exposed or easily cut.

• This camera is rated for outdoor use. Installation in a sheltered 

location is recommended.

Safety Precautions

Installation Tips

Extend the cable run for your camera. Additional extension cables sold 

separately. See table below:

Cable Extension Options

Cable Type

Max Cable Run 

Distance

Max # of 

Extensions

CAT5e (or higher) Ethernet cable

300ft (92m)

3

Disclaimers

Ethernet 

Extension 

Cable

RJ45 Cable Gland

Using the RJ45 Cable Gland

 

(Optional)

The RJ45 cable gland is pre-attached to the 

included Ethernet extension cable.

The RJ45 cable gland covers the camera’s Ethernet connector and the RJ45 plug to 

provide weather-resistance and protection from dust, dirt and other environmental 

contaminants.

To use the RJ45 cable gland:

RJ45 Cable 

Gland Barrel

Camera Ethernet 

Connector

NOTE

:

 The RJ45 cable gland is weather-resistant. Seal the cap with silicone and/or 

electrical tape for additional sealing if it will be exposed to precipitation regularly.

Twist the RJ45 cable gland barrel securely onto the camera Ethernet connector. 

Need Help?

Visit us online for up-to-date software  

and complete instruction manuals

Click on the 

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