eLinkSmart YL-73BF-75

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eLinkSmart Smart Door Lock Cylinder 75mm (37.5/37.5) User Manual

Model: YL-73BF-75

Introduction

This manual provides detailed instructions for the installation, operation, and maintenance of your eLinkSmart Smart Door Lock Cylinder. This smart lock offers multiple unlocking methods including fingerprint, password, Bluetooth app, and physical magnetic keys, designed for convenience and enhanced security for most European standard door locks.

The eLinkSmart Smart Door Lock Cylinder is a 75mm unit (37.5mm inner, 37.5mm outer) that replaces your existing door cylinder without requiring extensive modifications to your door or door frame. It supports remote authorization via the eSmartLock app and includes advanced security features like dummy PIN codes and unique magnetic keys.

Product Components

The package typically includes the smart lock cylinder, magnetic keys, an Allen screwdriver, and this instruction manual. Please ensure all components are present before proceeding with installation.

eLinkSmart Smart Door Lock Cylinder components including battery compartment, USB port, and magnetic key

Image: Exploded view of the smart lock cylinder showing the AAA battery compartment, Micro USB emergency power port, and the magnetic key insertion point.

Setup and Installation

The eLinkSmart Smart Door Lock Cylinder is designed for easy installation, replacing your existing European standard door cylinder. No professional installer is typically required.

1. Check Compatibility and Dimensions

Ensure your door lock is compatible with a European standard cylinder. The cylinder length is 75mm (37.5mm inner, 37.5mm outer). Your door frame must have a minimum distance of 36mm from the lock hole to allow proper installation of the smart lock's exterior knob.

Diagram showing smart lock cylinder dimensions and installation on a door

Image: Detailed diagram illustrating the 75mm cylinder dimensions (37.5mm A and 37.5mm B) and how it fits into a door, along with the external knob dimensions.

Images showing compatible and incompatible door lock types for the eLinkSmart cylinder

Image: Visual guide indicating various compatible European door lock types (green checkmarks) and incompatible lock types (red crosses) such as mortise locks or knob locks.

Image showing the required 36mm distance from door frame to lock hole

Image: An illustration highlighting the critical 36mm minimum distance required between the door frame and the center of the lock cylinder for proper installation.

2. Install Batteries

Before installation, remove the magnetic cap from the outer knob. Unscrew the front cover and insert three AAA batteries (not included) into the battery compartment. Replace the cover and magnetic cap.

3. Replace Existing Cylinder

  1. Open your door and locate the retaining screw on the side of the door, typically aligned with the cylinder.
  2. Unscrew and remove the retaining screw.
  3. Insert your existing key into the cylinder and turn it slightly (about 15-20 degrees) while gently pulling the cylinder out. If it doesn't come out, try wiggling the key or turning it slightly more until the cam aligns and the cylinder slides free.
  4. Insert the eLinkSmart Smart Door Lock Cylinder into the door, ensuring it is correctly oriented.
  5. Secure the new cylinder with the retaining screw. Test the lock's mechanical function with a magnetic key before closing the door.

4. App Setup (eSmartLock)

Download the "eSmartLock" application from your smartphone's app store. Follow the in-app instructions to pair your smart lock via Bluetooth. The app will guide you through initial setup, including adding administrators and configuring basic settings.

Operating Instructions

The eLinkSmart Smart Door Lock Cylinder offers multiple convenient ways to unlock your door.

1. Fingerprint Unlocking

  • Adding Fingerprints: Use the eSmartLock app to register up to 152 unique fingerprints. Follow the app's prompts for scanning your finger multiple times from different angles.
  • Unlocking: Place your registered finger on the fingerprint sensor. The lock will emit an audible "success" message and unlock if the fingerprint is recognized.

2. Password (PIN) Unlocking

  • Adding Passwords: Through the eSmartLock app, you can create up to 32 groups of PIN codes.
  • Dummy PIN Function: To prevent password disclosure, you can enter random digits (up to 32 characters) before and after your actual PIN code. For example, if your PIN is 123456, you can enter 987123456321.
  • Unlocking: Enter your PIN code (with or without dummy digits) on the keypad. The lock will confirm with an audible "success" and unlock.

3. Bluetooth App Unlocking

  • Remote Authorization: The eSmartLock app allows administrators to remotely authorize family members, friends, or colleagues to unlock the door. You can set specific unlock periods and schedules.
  • Unlock Records: The app provides a log of unlock events, including time, method, and user name.
  • Unlocking: Open the eSmartLock app on your smartphone, ensure Bluetooth is enabled, and tap the unlock button within the app when near the lock.
Smartphone displaying the eSmartLock app interface for remote authorization

Image: A smartphone screen showing the eSmartLock application interface, demonstrating remote authorization features and user management.

Smartphone displaying the eSmartLock app interface for managing unlock records

Image: A smartphone screen showing the eSmartLock application interface, displaying a log of unlock events with details such as time and method.

4. Magnetic Key Unlocking

  • The lock comes with physical magnetic keys. These keys contain a complex arrangement of magnetic balls with N and S poles, offering high security against duplication.
  • Unlocking: Insert the magnetic key into the keyhole on the outer knob and turn to unlock the door.
Diagram illustrating the internal mechanism of the magnetic key cylinder

Image: An intricate diagram showcasing the internal magnetic pin mechanism of the lock cylinder, highlighting the unique security features of the magnetic keys.

5. Vacation Mode

The lock supports a vacation mode, which can be activated via the app. This mode typically disables all access methods except for the administrator's or specific pre-authorized methods, providing enhanced security when you are away for extended periods.

Maintenance

  • Battery Replacement: The lock is powered by three AAA batteries. When the battery level is low, the lock will provide an audible or visual alert. Replace batteries promptly to ensure continuous operation.
  • Emergency Power: In case of complete battery depletion, the lock can be temporarily powered via a Micro USB 5V power source (e.g., a power bank) connected to the emergency port on the outer knob. This allows you to unlock the door and replace the batteries.
  • Cleaning: Wipe the lock's exterior with a soft, dry cloth. Avoid using abrasive cleaners or solvents that could damage the finish or electronic components.

Troubleshooting

  • Lock not responding:
    • Check battery level and replace AAA batteries if necessary.
    • If batteries are completely dead, use a Micro USB 5V power source for emergency power.
  • Fingerprint not recognized:
    • Ensure your finger is clean and dry.
    • Try placing your finger on the sensor from different angles.
    • Re-register your fingerprint in the eSmartLock app if issues persist.
    • Consider using a PIN code or magnetic key as an alternative.
  • PIN code not working:
    • Ensure you are entering the correct PIN code.
    • Verify the PIN code in the eSmartLock app.
    • Remember to use the dummy PIN function correctly if enabled.
  • App connection issues:
    • Ensure Bluetooth is enabled on your smartphone.
    • Make sure you are within Bluetooth range of the lock.
    • Restart the eSmartLock app or your smartphone.
  • Audible feedback "fail":
    • This indicates an incorrect input (fingerprint, PIN) or a system error. Review your input method or check the app for error logs.

Specifications

Model NumberYL-73BF-75
BrandeLinkSmart
Cylinder Size75mm (37.5mm inner / 37.5mm outer)
MaterialZinc
Unlocking MethodsFingerprint, PIN Code, Bluetooth App, Magnetic Key
Fingerprint CapacityUp to 152
PIN Code CapacityUp to 32 groups
Power Supply3 x AAA Batteries (not included)
Emergency PowerMicro USB 5V
Product Dimensions5.3 x 4.6 x 19.5 cm
Product Weight790 grams
Special FeaturesRemote authorization, Dummy PIN function, Vacation mode, Magnetic key security

Warranty and Support

Information regarding product warranty and customer support was not available in the provided product data. Please refer to the product packaging or the manufacturer's official website for warranty details and contact information for technical support.

Manufacturer: Shenzhen Elink Smart Co., Ltd.

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