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Contents

Introduction

Appearance
Features

Basic Function
Touch Keypad

Operation and Management

Setting Procedure

Door Opening Direction

Installation Precautions

FAQs

Maintenance

Packing List

Technical Specification

Operation

Installation

Maintenance

Appendix

ter 

ent 

Note

After the Lock is installed, restore the factory settings and register 

your administrator password and unlocking information to prevent 

others from obtaining your password and  increase the risk of 

The installation of the digital door lock (refer to the "Lock") directly 

impacts the functioning and lifespan of the Lock. Therefore, the 

Lock should be installed, dismounted and debugged by experienced 

professionals authorized by Midea Customer Service Center.

Strictly follow the instruction diagram and the procedures in this manual 

to install door holes and chisel the bearing pit. If there are  any problems 

with the  Lock occur that are not described in this manual after installation 

and commissioning, contact Midea Customer Service Center.

If your home undergoes renovations, ask a professional to dismantle 

the Lock and reinstall after the renovations have completed. Corrosive 

gases may erode the lock body, affect the appearance and reduce the 

product lifespan;Wet paint may affect the flexible transmission of the 

Lock.

After the Lock has been in use for some time, you will be notified if 

the power is low each time you open the door. In this case, replace 

all 2A batteries and place the positive and negative poles correctly. 

The battery brand and quality may affect the duration the Lock can 

be used for.

If the Lock will not be used for a long time, take the mechanical key 

with you and take out all the batteries to avoid impacting the lifespan

the Lock.

For users whose fingerprints are unclear or whose fingers are small, 

such as the elderly and children, register the prints of both thumbs 

and register two or more other fingerprints of the same user

.

The lock can store up to 50 fingerprints, 25 groups of password, 

 and 50 RF cards.

Safety warning

security hazards

.

 

Summary of Contents for MLHBF211D21

Page 1: ...MLHBF211D21 www mideahk com MLHBF211D21 6V 50uA 200mA 4 8V 0 2V AA CNT...

Page 2: ...09 10 10 11 01 01 08 08 02 03 03 04 2A 2 50 25 50...

Page 3: ...party 90 90 Party 6 8 1 2 2 3 5 5 90 3...

Page 4: ...0 9 4 2A 1 2 5 1 2 1 2 6 12 Micro USB 5V 2A...

Page 5: ...1 3 6 12 2 1 2 1 2 1 0 2 3 2 3 1 10 2 2 3 1 2 3 4 5 6 1 2 1 2 3 4 1 2 1 000000 123456 121212 1 2 1 2 1 2 1 2 4 5 1 2 1 2 3 6 5 6...

Page 6: ...20 90 1 2 1 2 1 2 2 3 3 2 2 2 1 1 1 1 3 40 90 C D A B A B 2 2 3 1 1 3 3 4 1 2 1 2 7 8...

Page 7: ...01 02 03 04 05 06 07 08 1 1 1 1 1 4 4 1 11 12 13 14 15 16 17 2 1 1 1 4 2 1 18 09 2 09 10 4 10 1...

Page 8: ...200mA DC6V USB 10 90 RH 50 A 50 50 6 12 10 C 55 C 10000 AA 4 4 8V 0 2 V 25 Information to be filled by the user Maintenance Record 11...

Page 9: ...tents in this manual have been checked carefully If there are any errors in printing or misunderstanding in the contents please contact Midea ENG Note Where there is a technical improvement on the pro...

Page 10: ...t are not described in this manual after installation and commissioning contact Midea Customer Service Center If your home undergoes renovations ask a professional to dismantle the Lock and reinstall...

Page 11: ...ng Function Enter the correct password fingerprint and RF Card again to cancel the Party Mode Press reset button or reinstall the battery to cancel the Party Mode Note Lift up the inner and outer hand...

Page 12: ...the Administrator Password Enter the Management Menu Restore Factory Settings Setting Procedure Press the Reset button for 5 seconds and release it then operate according to the voice prompts Press to...

Page 13: ...ew password twice 1 High 2 Medium 3 Low 4 Mute 1 Chinese 2 English 1 Menu volume settings Start the card swiping function by adding the RF card permission when using the Lock for the first time Some u...

Page 14: ...allowable thickness range of 40 to 90 mm If not contact the dealer When fixing the exterior and interior units do not press the internal connection cables When installing the exterior and interior un...

Page 15: ...parts Use a valid fingerprint modify the password or use the emergency mechanical key to unlock Register another fingerprint Moisten dry warm up your finger and try again Input the fingerprint correc...

Page 16: ...rint capacity Password length Light interference Working temperature Working humidity Door opening direction Using Occasions 50 50 6 12 digits Avoid direct strong light 10 C 55 C Opens on the left ope...

Page 17: ...128g 210 145 V A 20210508...

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