1. Introducció
This manual provides detailed instructions for the HZTZ A4 Portable Thermal Printer. Please read this manual carefully before using the printer to ensure proper operation and to extend the product's lifespan. This printer is designed for convenient, high-quality thermal printing of various documents and images.


2. Especificacions
The following table outlines the technical specifications of the HZTZ A4 Portable Thermal Printer:

| Característica | Descripció |
|---|---|
| Model | A4-DY (black), A4RJ (white), C80 |
| Mètode d'impressió | Impressió tèrmica directa |
| Resolució | 203dpi (8 dots/mm) / 300dpi (selectable) |
| Velocitat d'impressió | 30 mm/s |
| Vida del capçal d’impressió | 30 km |
| Tipus de paper | A4 Thermal Paper (with tear line) |
| Amplada del paper | ≤ 218 mm |
| Gruix del paper | 0.08-0.2 mm |
| Interfície | USB / Bluetooth |
| Sistemes suportats | iOS / Android |
| Bateria incorporada | Bateria de liti recarregable de 2600 mAh |
| Font d'alimentació | DC 5V/1A |
| Pes net | 652 g |
| Dimensions exteriors | 28.2 x 12 x 7.8 CM |
3. Configuració
3.1. Desembalatge i inspecció inicial
Carefully remove the printer and all accessories from the packaging. Inspect for any signs of damage. Ensure all components listed in the package contents are present.
3.2. Càrrega de la impressora
Before first use, fully charge the printer using the provided power adapter. Connect the DC 5V/1A power supply to the printer's charging port. The indicator light will show charging status (Red light on during charging, Green light on when fully charged).
3.3. Carregant paper
The printer supports both roll paper and folded A4 thermal paper.

- Obre la coberta: Simultaneously press the open cover buttons located on both ends of the printer.
- Carrega paper:
- For Roll Paper: Place the thermal paper roll into the paper bin. Ensure the paper exit exposes the machine, and the thermal side of the paper faces the print head.
- For Folded Paper: Insert the stack of folded A4 thermal paper from the external end of the machine.
- Tancar la coberta: Press down firmly to close the cover until it clicks into place.

The printer features adjustable baffles in the paper bin to accommodate paper widths up to 218mm, ensuring precise positioning and preventing misalignment during printing.
3.4. Connexió a dispositius
The printer supports both Bluetooth and USB connections.

- Dispositius mòbils (iOS/Android):
- Enceneu la impressora.
- Activa el Bluetooth al teu dispositiu mòbil.
- Download the "EasyPrint" app from your device's app store.
- Open the EasyPrint app and search for the printer via Bluetooth to connect.
- Alternatively, short press the power button twice to print a QR code, then scan it with the EasyPrint app to connect.
- Ordinadors:
- Connecteu la impressora a l'ordinador mitjançant un cable USB.
- Download and install the printer driver from the official weblloc: http://gzhztz.com/en/?Case/105.html.
- Seguiu les instruccions a la pantalla per completar la instal·lació del controlador.

4. Instruccions de funcionament
4.1. Power Button and Indicator Lights

- Encès/apagat: Premeu llargament el botó d'encesa durant 2 segons.
- Print Device QR Code: Short press the power button twice to print a QR code for quick connection.
- Stop Printing: Single click the power button during printing to stop the current job.
Estat de la llum indicadora:
| Llum indicadora | Descripció de l'estat |
|---|---|
| Llum verda encès | En espera / Totalment carregat |
| Llum vermella encesa | Cover Open / Paper Out / Overheating / Charging |
| Llum blava encès | Bluetooth Connected Successfully / Printing Status |
| Llum vermella intermitent | Low Battery (Please charge immediately) |
4.2. Printing Documents and Images
Once connected to your device, you can print various file types including Word, Excel, PDF, JPG, and TXT. Use the EasyPrint app for mobile devices or your computer's print function after driver installation.

4.3. Using the Built-in Cutter
The printer features a sharp, built-in cutter for neat and efficient paper tearing after printing, enhancing work efficiency.

5. Manteniment
5.1. Neteja del capçal d'impressió
To ensure optimal print quality and extend the lifespan of your print head, regular cleaning is recommended. Use a cotton swab dipped in alcohol to gently wipe the print head after turning off the printer.

5.2. Neteja general
Wipe the exterior of the printer with a soft, dry cloth. Do not use abrasive cleaners or solvents.
5.3. Cura de la bateria
To maintain battery health, avoid completely discharging the battery frequently. Charge the printer when the red indicator light flashes, signaling low battery. The 2600mAh battery provides ultra-long endurance.

6. Solució De Problemes
Refer to the indicator light status and the following common issues for troubleshooting:
- La impressora no s'encén: Ensure the battery is charged. Long press the power button for 2 seconds.
- No printing:
- Check if the printer is connected via Bluetooth or USB.
- Ensure paper is loaded correctly and the cover is closed (Red light on indicates cover open or paper out).
- Verify the thermal side of the paper is facing the print head.
- Check for overheating (Red light on). Allow the printer to cool down.
- Mala qualitat d'impressió:
- Netegeu el capçal d'impressió tal com es descriu a la secció Manteniment.
- Ensure you are using high-quality A4 thermal paper.
- Llum vermella intermitent: The battery is low. Connect the printer to a power source for charging.
- No es pot connectar per Bluetooth:
- Ensure Bluetooth is enabled on both the printer and your device.
- Restart the printer and your device.
- Try re-pairing the devices through the EasyPrint app.
7. Consells d'usuari
- Always use high-quality A4 thermal paper for best printing results and to prevent damage to the print head. The dedicated A4 thermal paper with positioning marks on the back helps prevent misalignment.
- For mobile printing, ensure the "EasyPrint" app is updated to the latest version for optimal performance and compatibility.
- When printing from a computer, ensure the correct printer driver is installed and updated.
- Avançanttage of the printer's portability by fully charging it before travel or extended use without access to power.
8. Garantia i Suport
For any issues not covered in this manual or for warranty inquiries, please contact customer support using the information below:
- Correu electrònic: suya416@163.com
- WeChat: +86 15792868871
- Telèfon: +86 15792868871
- WhatsApp: +86 15792868871
Please provide your product model (A4-DY, A4RJ, or C80) and a detailed description of the issue when contacting support.




