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This device complies with part 15 of the FCC Rules. Operation is subject to the 

following two conditions:

(1) This device may not cause harmful interference, and  

(2) This device must accept any interference received, including interference that 

may cause undesired operation.

Copyright © 2020 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 up-to-date information and 

support please visit: 

 

 

help.lorex.com/doorbell2

B451AJ_QSG_EN_R1

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2020-11-03   11:43:17 AM

Summary of Contents for B451AJ Series

Page 1: ...2K QHD Video Doorbell Quick Start Guide B451AJ Series lorex com EN B451AJ_QSG_EN_R1 indd 1 B451AJ_QSG_EN_R1 indd 1 2020 11 03 11 42 25 AM 2020 11 03 11 42 25 AM...

Page 2: ...Thanks for your purchase of the 2K Video Doorbell Here s how to get started Welcome B451AJ_QSG_EN_R1 indd 2 B451AJ_QSG_EN_R1 indd 2 2020 11 03 11 42 25 AM 2020 11 03 11 42 25 AM...

Page 3: ...icator Connect to the app Preparation Wiring the chime Wiring the doorbell Connect the doorbell Lorex Home app overview Troubleshooting Frequently asked questions 1 2 3 4 5 6 7 8 9 10 11 12 B451AJ_QSG...

Page 4: ...ration details Mounting bracket Screws x2 Wire harness Horizontal bracket 15 Vertical bracket 5 USB cable Wire caps x3 Pin microSD card pre inserted Extra wires x2 Backup cable Drill 15 64 Drill bit S...

Page 5: ...eset hole Micro USB port microSD card slot Power ports Bottom View Camera Microphone Call button Status indicator Speaker Warning night light B451AJ_QSG_EN_R1 indd 5 B451AJ_QSG_EN_R1 indd 5 2020 11 03...

Page 6: ...dly The video doorbell has detected motion Flashing blue red and green A firmware update is in progress Flashing red The video doorbell failed to connect to the network Spinning red The video doorbell...

Page 7: ...the Lorex Home app to access the doorbell s installation videos Email Account Password 4 Tap on the icon on the top right of the screen to add a device Note If your mobile device cannot scan the QR c...

Page 8: ...lways be careful when handling electrical wiring If you re not comfortable doing it yourself then consult a licensed electrician Remove your existing doorbell and disconnect wiring see Figure 2 Make s...

Page 9: ...cal metal chime you have a mechanical chime For users with a mechanical chime follow the extra step below to complete the installation 1 Remove the cover panel of your doorbell chime box 2 Loosen the...

Page 10: ...inside of your chime box or along the cover plate of the chime box using the included double sided tape see Figure 4 IMPORTANT Use the included double sided tape to ensure the chime kit and wires are...

Page 11: ...ounting bracket to fit your existing doorbell wiring Then mark the screw holes according to the mounting bracket IMPORTANT Ensure that the arrow on the mounting bracket is always pointing up Step 1 Ma...

Page 12: ...ure the attached mounting bracket is always facing 15 right 5 down 15 left 5 up If you want to change the angle of the doorbell for a better view attach one of the optional angled brackets to the moun...

Page 13: ...ket down A click sound will indicate that the brackets are locked in Figure 4 Notes You can only attach one angled bracket to the mounting bracket If you would like to change the direction of the angl...

Page 14: ...ket s to the mounting surface using a Philips head screwdriver and the supplied mounting screws 2 For concrete stucco or brick Use the supplied 15 64 drillbit to drill holes where marked Use the suppl...

Page 15: ...onal angled bracket must be attached to the mounting bracket before installation Ensure the power cables from the wall fit comfortably through the hole in the mounting bracket Figure 5 b B451AJ_QSG_EN...

Page 16: ...crewdriver Figure 2 Figure 1 2 Loop the power wires underneath the power port screws see Figure 1 3 Tighten the power port screws to secure the power wires see Figure 2 Note Do not fully remove the po...

Page 17: ...align the ends of your existing wiring and extra wires place the wire cap over the exposed wiring and twist the wire nut clockwise to tighten see Figure 4 Pull on the wires slightly to make sure that...

Page 18: ...downwards A click sound will indicate that it is locked in 1 Insert the supplied pin into the hole at the bottom of the mounting bracket until the inner buckle is reached see Figure 2 2 Then slide the...

Page 19: ...Wait 5 minutes for the doorbell to fully power on and press the doorbell s button to ensure that the chime is operating correctly Check section 11 for troubleshooting if needed Figure 3 B451AJ_QSG_EN_...

Page 20: ...le Night Light Mode The LED light below the doorbell will illuminate the front door when it gets dark Tap on Shared Users to let family or friends answer live events and view recordings Any additional...

Page 21: ...use Live View Streaming Viewing modes Date time Fullscreen view Mute unmute 2 Way talk Manual Recording Siren Warning light Privacy mode Camera Live View B451AJ_QSG_EN_R1 indd 21 B451AJ_QSG_EN_R1 indd...

Page 22: ...te overview of controls available on the Lorex Home app scan the QR code below using your mobile device s camera Fullscreen Quick responses Ignore end call Answer call Calling screen B451AJ_QSG_EN_R1...

Page 23: ...bell Chime Check to make sure that the chime kit is wired correctly Allow for the video doorbell to power on for 5 minutes before testing the chime 3 How to reset the video doorbell to factory setting...

Page 24: ...ct Edit Schedule to set a start time and end time for each given day of the week Make sure to save your settings 3 Can the video doorbell be powered through USB permanently Yes the video doorbell can...

Page 25: ...pply with a voltage between 16V 24V If your residence does not have this voltage you will need a 16 24 VAC doorbell transformer or you can consult with a licensed electrician Not intended for submersi...

Page 26: ...ndesired operation Copyright 2020 Lorex Corporation As our products are subject to continuous improvement Lorex reserves the right to modify product design specifications and prices without notice and...

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