1. Introdução
This manual provides comprehensive instructions for the installation, setup, operation, and maintenance of your IRONZON Smart Fingerprint Door Lock. This advanced door lock offers multiple unlocking methods, including fingerprint, passcode, physical key, and smart app control, enhancing security and convenience for your home, hotel, office, apartment, or bedroom.
Leia atentamente este manual antes da instalação e utilização para garantir o funcionamento correto e a segurança.
2. Informações de segurança
- Use only new 4 AAA alkaline batteries. Do not mix old and new batteries, or different types of batteries.
- Ensure the correct polarity when inserting batteries.
- Keep physical keys in a safe, accessible location outside the locked area for emergency access.
- Regularly clean the fingerprint sensor and keypad to ensure optimal performance.
- The USB-C port is for emergency power supply only, not for charging batteries.
3. Conteúdo da embalagem
Verifique se todos os componentes estão presentes no seu pacote:
- Front Handle Assembly (with fingerprint sensor and keypad)
- Conjunto da alça traseira
- Spring Bolt (Latch)
- Placa de impacto e caixa de impacto
- Parafusos e acessórios de montagem
- Chave de fenda pequena
- Physical Keys (x2)
- Installation Guide / Template
4. Especificações do produto
| Recurso | Especificação |
|---|---|
| Marca | IRONZON |
| Nome do modelo | LOC191YBUSIR |
| Tipo de bloqueio | Biométrico |
| Recurso especial | Bloqueio automático |
| Métodos de desbloqueio | Fingerprint, Passcode, Key, App |
| Material | Metal |
| Cor | Preto |
| Dimensões do item (C x L x A) | 6.3 x 2.3 x 2.3 polegadas |
| Peso do item | 1.87 libras (0.85 kg) |
| Pilhas necessárias | 4 pilhas alcalinas AAA (não incluídas) |
| Uso recomendado | Porta interna |
5. Guia de instalação
Follow these steps carefully to install your smart door lock. For visual guidance, refer to the provided images and videos.
5.1 Pre-Installation Checks (Door Compatibility)
Ensure your door meets the following requirements:
- Espessura da porta: 1⅜" - 1¾" (35mm - 45mm)
- Backset Distance: Adjustable between 2⅜" - 2¾" (60mm - 70mm)

5.2 Instalação da Trava
- Segure a trava na frente do orifício da porta com a face da trava rente à borda da porta.
- Adjust the backset of the latch if needed (60mm or 70mm). Ensure the square hole of the latch remains vertical.
- Fixe a trava com parafusos.
5.3 Handle Assembly and Installation
- Open the battery cover on the rear handle assembly.
- Insert 4 new AAA alkaline batteries, ensuring correct polarity.
- Connect the door lock circuit board port (wire from front handle) to the battery compartment.
- Align the square tube of the front handle with the latch holes and insert it through the door.
- Attach the rear handle assembly, ensuring the wires are not pinched.
- Tighten the screws to secure both handle assemblies to the door.

6. Instruções de configuração
6.1 Download e emparelhamento do aplicativo
- Scan the QR code in the manual or search for "Tuya Smart" in your smartphone's app store to download the application.
- Cadastre-se ou faça login na sua conta Tuya Smart.
- Ative o Bluetooth no seu smartphone.
- On the lock, long press the small hole on the rear handle with a screwdriver for 9 seconds to enter pairing mode.
- In the Tuya Smart app, tap "Add Device" and select the door lock. Follow the on-screen prompts to complete the pairing process.

6.2 Adding Fingerprints
- In the Tuya Smart app, navigate to "Member Management" and select the user for whom you want to add a fingerprint.
- Tap "Add Fingerprint" and follow the voice prompts from the lock.
- Place your finger on the fingerprint sensor, rotating it to capture different angles (at least 5 times) for improved recognition.
- Once successfully added, name the fingerprint in the app.
6.3 Setting Passcodes
- In the Tuya Smart app, navigate to "Temporary Code" or "Member Management" to set up passcodes.
- Escolha entre:
- Custom Codes: 6-9 digit permanent codes.
- Timed Codes: Valid only during specified dates and times.
- One-time Codes: Work only once.
- Código dinâmico: Multiple uses within a 5-minute window.
- Enter the desired passcode on the lock's keypad when prompted by the app.

7. Operando a fechadura
Your IRONZON Smart Fingerprint Door Lock offers several convenient ways to unlock.
7.1 Métodos de desbloqueio
- Desbloqueio de impressão digital: Place your registered finger on the sensor. The lock will unlock within 1 second if recognized.
- Desbloqueio por código: Touch the keypad to activate it, then enter your registered passcode followed by '#'.
- Desbloqueio de aplicativo: Open the Tuya Smart app, select your lock, and tap the unlock icon. (Requires gateway for remote unlock, sold separately).
- Abertura por chave física: Insert the physical key into the keyhole located on the handle and turn to unlock.

7.2 Recurso de travamento automático
The lock is equipped with an auto-lock feature that automatically secures the door after a set period. This feature can be configured via the Tuya Smart app.
7.3 Fonte de alimentação de emergência
In case of battery depletion, you can temporarily power the lock using a USB-C cable connected to an external power bank. The USB-C port is located at the bottom of the front handle.

8. Manutenção
8.1 Substituição da bateria
When the battery level is low, the lock will provide an audible warning. Replace all 4 AAA alkaline batteries promptly to avoid being locked out. Ensure correct polarity.
8.2 Limpeza
Regularly wipe the fingerprint sensor and keypad with a soft, dry cloth to remove dust and smudges. Avoid using abrasive cleaners or solvents that could damage the surface or electronic components.
9. Solução De Problemas
- A fechadura não responde: Check battery level and replace if necessary. Use the emergency USB-C power supply.
- Impressão digital não reconhecida: Ensure your finger is clean and dry. Try re-registering your fingerprint, rotating it to capture different angles. Clean the sensor surface.
- A senha não está funcionando: Verify the correct passcode is being entered. Check if the passcode is temporary or expired via the app.
- Problemas de conexão com o aplicativo: Ensure Bluetooth is enabled on your phone and the lock is in range. Restart the app and try pairing again.
- Auto-lock malfunction: Check the auto-lock settings in the Tuya Smart app.
10. Garantia e suporte
For product support, technical assistance, or warranty inquiries, please contact IRONZON customer service through the retailer where the product was purchased or visit the official IRONZON website. Guarde o recibo de compra para reclamações de garantia.