1. Introducció
This manual provides essential information for the proper use and maintenance of your Sunmi V1 Handheld POS Terminal. The Sunmi V1 is a portable Android-based point-of-sale device featuring a 5.5-inch display and an integrated 58mm thermal printer. It is designed for commercial environments requiring efficient transaction processing and receipt printing.
Key features include a high-speed thermal printer capable of printing at 75mm/second, low noise operation, and energy efficiency. The device supports a 40mm roll diameter for thermal paper, allowing for printing of over 5000 orders on a full charge.
2. Producte acabatview
The Sunmi V1 combines a handheld terminal with an integrated printer, offering a compact solution for various business needs.

Figura 2.1: En angle view of the Sunmi V1 Handheld POS Terminal, showcasing its orange and black design.

Figura 2.2: Davant view of the Sunmi V1, displaying the 5.5-inch screen with various application icons such as App Store, POS Steward, Updater, Debug Helper, Settings, and Cash Register.
2.1. Components principals

Figura 2.3: Explotat view illustrating the internal structure of the Sunmi V1, including the screen, main board, battery compartment, and thermal printer mechanism.

Figura 2.4: lateral view of the Sunmi V1, highlighting the SIM card slot, USB interface, microphone, and American Standard headset jack.

Figura 2.5: lateral view of the Sunmi V1, indicating the side key for quick scanning and the open printer compartment with a thermal paper roll inserted.
2.2. Característiques clau
- Integrated 58mm Thermal Printer: High-speed printing for receipts and orders.
- Sistema operatiu Android: Provides a familiar and flexible platform for various POS applications.
- Pantalla de 5.5 polzades: Clear and responsive touchscreen for user interaction.
- Disseny portàtil: Lightweight (450 Grams) and ergonomic for handheld use.
- Connectivitat: Supports Wi-Fi and cellular networks (via SIM card slot) for seamless operation.
- Funció d'escaneig: Dedicated side key for quick scanning operations.
3. Configuració
3.1. Càrrega inicial
Before first use, fully charge the device using the provided power adapter. Connect the USB cable to the device's USB interface and the adapter to a power outlet. The charging indicator will typically show the charging status.
3.2. Inserting SIM Card (Optional)
- Localitzeu la ranura de la targeta SIM al lateral del dispositiu (vegeu la figura 2.4).
- Carefully open the SIM card slot cover.
- Insert the SIM card into the slot with the metal contacts facing down, ensuring it is correctly oriented.
- Tanqueu bé la tapa de la ranura de la targeta SIM.
3.3. Càrrega de paper tèrmic
- Locate the printer compartment at the top of the device.
- Gently push the release latch or button to open the printer cover (refer to Figure 2.5).
- Insert a new roll of 58mm thermal paper into the compartment, ensuring the paper feeds from the bottom and the leading edge extends slightly out of the printer slot. The roll diameter should not exceed 40mm.
- Tanqueu la coberta de la impressora fermament fins que encaixi al seu lloc.
3.4. Encès / apagat
- Per encendre: Press and hold the power button (usually on the side) until the screen lights up.
- Per apagar: Press and hold the power button until a power-off menu appears on the screen. Select 'Power Off' and confirm.
4. Instruccions de funcionament
4.1. Navegació bàsica
The Sunmi V1 operates on an Android platform. Use the touchscreen for navigation, tapping icons to open applications, swiping to scroll, and using the on-screen navigation buttons (Back, Home, Recent Apps) at the bottom of the display.
4.2. Connexió a Wi-Fi
- From the home screen, swipe down from the top to access the quick settings panel, or go to Configuració > Xarxa i Internet > Wi-Fi.
- Turn on Wi-Fi. The device will scan for available networks.

Figura 4.1: The Sunmi V1 screen displaying available Wi-Fi networks, with one network successfully connected.
- Seleccioneu la xarxa desitjada i introduïu la contrasenya si se us demana.
- Once connected, the Wi-Fi icon will appear in the status bar.
4.3. Using the Integrated Printer
The 58mm thermal printer is designed for quick and efficient receipt printing. When an application sends a print command, the printer will automatically activate. Ensure thermal paper is loaded correctly (refer to Section 3.3).
4.4. Using the Scanning Function
The Sunmi V1 features a side key for quick scanning. Depending on the application, pressing this key will activate the device's scanner to read barcodes or QR codes. Ensure the scanning application is open and ready to receive input.
5. Manteniment
5.1. Neteja del dispositiu
- Feu servir un drap suau, sec i sense borrissol per netejar l'exterior del dispositiu.
- For the screen, use a screen-specific cleaning solution and a microfiber cloth. Avoid harsh chemicals or abrasive materials.
- Regularly clean the printer head with a specialized thermal printer cleaning pen or isopropyl alcohol on a cotton swab to ensure optimal print quality.
5.2. Cura de la bateria
- Eviteu exposar el dispositiu a temperatures extremes.
- No permeteu que la bateria es descarregui completament durant períodes prolongats.
- Feu servir només el carregador original o compatible certificat.
5.3. Entorn de funcionament
The optimal operating temperature for the Sunmi V1 is between 0°C and 40°C. Operating outside this range may affect performance and device longevity.
6. Solució De Problemes
6.1. El dispositiu no s'encén
- Ensure the battery is sufficiently charged. Connect the device to the charger and wait a few minutes before attempting to power on again.
- Check if the power button is stuck or damaged.
6.2. Printer Not Printing
- Verify that thermal paper is loaded correctly and that the roll is not empty.
- Ensure the printer cover is securely closed.
- Check the application settings to confirm that the print command is being sent.
- Clean the printer head if print quality is poor or inconsistent.
6.3. Problemes de connectivitat Wi-Fi
- Reinicieu el dispositiu i el vostre encaminador Wi-Fi.
- Assegureu-vos que esteu dins de l'abast de la xarxa Wi-Fi.
- Verifiqueu que la contrasenya del Wi-Fi s'hagi introduït correctament.
- Prova de connectar-te a una altra xarxa Wi-Fi per aïllar el problema.
6.4. Touchscreen Unresponsive
- Reinicieu el dispositiu.
- Assegureu-vos que la pantalla estigui neta i lliure de brutícia o humitat.
- Si el problema persisteix, poseu-vos en contacte amb el servei d'atenció al client.
7. Especificacions
| Característica | Descripció |
|---|---|
| Marca | Sunmi |
| Número de model | V1 |
| Tipus de controlador | Android |
| Mida de la pantalla | 5.5 polzades |
| Tecnologia d'impressió | Tèrmica |
| Sortida de la impressora | Monocrom |
| Mitjans impresos | Labels (Thermal Paper) |
| Diàmetre del rotllo de paper | Màxim 40 mm |
| Velocitat d'impressió | 75mm/second |
| Característica especial | Portàtil |
| Color | Taronja |
| Pes de l'article | 450 grams |
| Dispositius compatibles | Smartphones (as a platform) |
| Interfície del maquinari | USB |
| Components inclosos | Thermal printer (device itself) |
| Temperatura de funcionament | 0 - 40 °C |
8. Garantia i Suport
For warranty information, please refer to the documentation provided at the time of purchase or contact your vendor. If you encounter issues that cannot be resolved using the troubleshooting guide, please contact Sunmi customer support or your authorized service provider for assistance.
Mantingueu a mà el rebut de compra i el número de sèrie del producte quan contacteu amb el servei d'assistència.