1. Introduzzjoni
The Harfo Fingerprint Smart Door Lock provides advanced security and convenient keyless access for your home. This manual will guide you through the installation, setup, operation, and maintenance of your new smart lock, ensuring optimal performance and security.

Figure 1: Harfo Fingerprint Smart Door Lock and its components.
2. Kontenut tal-Pakkett
Jekk jogħġbok ivverifika li l-komponenti kollha huma preżenti qabel tibda l-installazzjoni:
- APP Control Smart Deadbolt Lock
- Door Handlesets
- 3 IC Fobs (Cards)
- 2 Ċwievet Fiżiċi
- Manwal għall-Utent
- Aċċessorji tal-kamin
3. Karatteristiċi ewlenin
The Harfo Smart Door Lock offers multiple ways to access your home and enhanced security features:
- Metodi ta' Aċċess Multipli: Unlock using Fingerprints, Mobile App, Passcodes, IC Cards, Physical Keys, or E-keys.
- Biometric Fingerprint Access: Quick and secure entry with a fingerprint scan. Supports up to 50 fingerprints.
- Ġestjoni tal-APP: Generate one-time, permanent, scheduled, or recurring passcodes. Manage access rights and view access logs. Supports up to 250 passcodes and 1000 IC cards (3 included).
- Serratura Awtomatika u Serratura b'Messaġġ Wieħed: Configurable auto-lock duration (5-900 seconds) or instant locking by pressing '#' on the keypad for 2 seconds.
- Sigurtà Mtejba: Features include Anti-Peeping Password, Privacy Mode, Passage Mode, Silent Mode, Anti-wrong password lockout, and an emergency power port.
- Remote Control & Voice Control (Gateway Required): When paired with a Harfo Gateway (sold separately), remotely unlock/lock your door, receive real-time notifications, and integrate with Alexa/Google Assistant for voice control.

Figura 2: Aktarview of Smart Lock Features.
4. Gwida għall-Installazzjoni
The Harfo Smart Door Lock is designed for easy installation on most standard wooden doors. Ensure your door meets the following specifications:
- Ħxuna tal-Bieb: 1.38 inches to 1.97 inches (35mm-50mm) thick.
- Għoti tal-Bibien: Works with both left and right-handed doors.
- Door Holes: Only suitable for 2-1/8 inches (5.4cm) door holes.
Nota Importanti: The lock requires 4pcs 1.5V AA dry batteries (not included). Rechargeable batteries are not recommended as most have a voltage of 1.2V, which may affect performance.
Refer to the detailed step-by-step instructions provided in the included User Manual and the installation video (if available) for precise guidance. Ensure all screws are tightened securely but do not overtighten.

Figure 3: Door Compatibility and Dimensions.
5. Operazzjoni
5.1 Metodi ta' Ftuħ
- Marka tas-swaba ': Place your registered finger on the fingerprint sensor. The lock will unlock instantly upon successful recognition.
- Passcode: Enter your registered passcode on the touchscreen keypad, then press '#'.
- Karta IC: Tap your registered IC card against the designated area on the lock's keypad.
- Ċavetta Fiżika: Daħħal iċ-ċavetta fiżika fit-toqba taċ-ċavetta u dawwarha biex tiftaħha.
- Kontroll tal-App: Use the dedicated mobile application to unlock the door (requires Bluetooth proximity or Harfo Gateway for remote access).

Figure 4: Multiple Ways to Access the Lock.
5.2 Metodi ta' Sokor
- Auto-Lock: The lock will automatically engage after a set period (configurable between 5 and 900 seconds) once unlocked.
- Qfil One-Touch: Press and hold the '#' button on the keypad for 2 seconds to instantly lock the door.
- Kontroll tal-App: Use the mobile application to lock the door.

Figure 5: Auto-Lock and One-Touch Locking.
5.3 Modi ta' Operazzjoni
- Modalità ta' Passaġġ: Keeps the lock in an unlocked status for convenient entry and exit during high-traffic periods.
- Modalità ta' Privatezza: Restricts all access except for the administrator code or physical key, enhancing security when desired.
- Mod Silenzjuż: Disables all sound notifications from the lock for quiet operation.
6. App Management
The Harfo Smart Door Lock is managed via a dedicated mobile application, allowing for comprehensive control and monitoring:
- Ġestjoni tal-Utenti: Add, modify, or delete fingerprints, passcodes, and IC cards for various users.
- Passcode Generation: Create different types of passcodes:
- One-Time: For single use.
- Permanenti: For continuous access.
- Skedat: Valid only during specific times/days.
- Rikorrenti: Valid for repeated intervals (e.g., every Monday).
- E-key Sharing: Share electronic keys with guests or service providers for temporary access.
- Aċċess Logs: View a detailed history of who entered and when, providing an audit trail for security.

Figura 6: Viewing Access Records in the App.
7. Remote Control & Voice Control
To enable remote control and voice assistant integration, a Harfo Gateway (sold separately) is required. Once connected, you can:
- Remotely Unlock/Lock: Control your door from anywhere via the app.
- Notifiki f'Ħin Reali: Receive instant alerts on your smartphone when the door is unlocked or locked.
- Kontroll tal-Vuċi: Integrate with Amazon Alexa or Google Assistant to control the lock using voice commands.

Figure 7: Voice Control with Smart Assistants (Gateway Required).
8. Karatteristiċi tas-Sigurtà
The Harfo Smart Door Lock incorporates several features to enhance your home's security:
- Password kontra l-Peeping: Enter random digits before or after your actual passcode to prevent others from guessing your code.
- Anti-Cracking: The lock will temporarily disable access after multiple incorrect password or fingerprint attempts, preventing brute-force attacks.
- Emergency Power Port: In case of battery depletion, a micro-USB port allows for temporary power supply using a power bank to unlock the door.
9. Manutenzjoni
To ensure the longevity and optimal performance of your Harfo Smart Door Lock, follow these maintenance guidelines:
- Sostituzzjoni tal-batterija: Replace batteries promptly when the low battery indicator appears. Use 4pcs 1.5V AA dry batteries. Do not mix old and new batteries or different battery types.
- Tindif: Wipe the lock's exterior with a soft, dry cloth. Avoid abrasive cleaners or solvents that could damage the finish or electronic components.
- Sensor tal-marki tas-swaba': Żomm is-senser tal-marki tas-swaba' nadif u niexef għal qari preċiż.
- Kontrolli regolari: Periodically check that all screws are secure and the lock operates smoothly.
10 Issolvi l-problemi
If you encounter issues with your Harfo Smart Door Lock, refer to the following common problems and solutions:
| Problema | Kawża Possibbli | Soluzzjoni |
|---|---|---|
| Is-serratura ma tirrispondix / Bla enerġija | Batteriji mejta | Replace with 4 new 1.5V AA dry batteries. Use emergency power port if locked out. |
| Marki tas-swaba' mhux rikonoxxuti | Finger wet/dirty, sensor dirty, unregistered fingerprint | Ensure finger and sensor are clean and dry. Re-register fingerprint if issue persists. |
| Passcode not working | Incorrect code, anti-cracking lockout, temporary code expired | Verify passcode. Wait for lockout period to end. Check code validity in app. |
| Kwistjonijiet ta' konnettività tal-app | Bluetooth off, app not updated, gateway disconnected (for remote) | Ensure Bluetooth is on. Update app. Check gateway connection and power. |
| Auto-lock not engaging | Passage mode active, auto-lock setting disabled | Deactivate Passage Mode. Verify auto-lock settings in the app. |
11. Speċifikazzjonijiet
| Speċifikazzjoni | Dettall |
|---|---|
| Brand | HARFO |
| Isem tal-Mudell | DA2H-BK |
| Tip Lock | Bijometriku, Serratura bil-Kombinazzjoni, Deadbolt, Tastiera |
| Materjal | Zics |
| Kulur | Iswed |
| Dimensjonijiet tal-oġġett (L x W x H) | 11 x 4 x 14 pulzieri |
| Piż tal-oġġett | 4.49 liri |
| Sors tal-Enerġija | 4 x 1.5V AA Dry Batteries (Not Included) |
| Protokoll tal-Konnettività | Bluetooth |
| Tip ta' Kontrollur | App, Remote, Touch, Voice (with optional Gateway) |
| Karatteristiċi Speċjali | Anti-Peeping Password, Auto-Lock, One-Touch Lock, Passcode Unlock, Weather Resistant |
12. Garanzija u Appoġġ
For warranty information, technical support, or any inquiries regarding your Harfo Fingerprint Smart Door Lock, please contact HARFO customer service. Refer to the contact details provided on the product packaging or the official HARFO websit.
Always ensure you are using official HARFO accessories and following recommended installation and usage guidelines to maintain warranty validity.



