1. Introducción
This manual provides detailed instructions for the installation, operation, and maintenance of your DIGITUS Thermal Transfer Label Printer DA-81021. Please read this manual thoroughly before using the printer to ensure proper function and longevity of the device. Keep this manual for future reference.
2. Contenido del paquete
Verifique que todos los artículos estén presentes en el paquete:
- 1 impresora de etiquetas.
- 1x adaptador de corriente
- 1x cable USB
- 1x Test Label Paper
- 2x Label Roll Holders
- 1x Cardboard Case (packaging)
- 1x Ribbon
- 1x Ribbon Recycle Roll
- 2x Ribbon Screws
- 1x Guía de instalación rápida (QIG)
3. Producto terminadoview
Familiarícese con los componentes e interfaces de la impresora.

Imagen: Frente view of the DIGITUS Thermal Transfer Label Printer DA-81021.

Image: Diagram illustrating the feed button, status indicator, ON/OFF switch, power supply input, microSD card slot, RJ45 Ethernet port, RS-232 serial port, and USB-B 2.0 port on the DIGITUS DA-81021 label printer.

Imagen: Trasera view of the DIGITUS DA-81021 label printer, highlighting the various connectivity ports including USB, RS-232, Ethernet, and microSD card slot.
4. Configuración
4.1. Conexión de la impresora
- Connect the power adapter to the printer's power input and then to a power outlet.
- Connect the printer to your computer using the provided USB cable, or via an RS-232 serial cable, or an Ethernet cable for network connectivity.
- Turn on the printer using the ON/OFF switch located on the side of the device.
4.2. Loading Labels and Ribbon
The printer supports both direct thermal and thermal transfer printing methods. For thermal transfer printing, a ribbon is required.

Image: The DIGITUS DA-81021 label printer with its top cover open, illustrating the correct placement of a label roll within the housing.

Imagen: interna view of the DIGITUS DA-81021 label printer, showing the mechanism for loading both the thermal ribbon and label media.
- Abra la cubierta superior de la impresora.
- Insert the label roll onto the label roll holders and place it into the designated slot. Ensure the labels feed smoothly.
- If using thermal transfer, install the ribbon onto the ribbon supply spindle and thread it through the print mechanism as indicated in the diagram. Secure the ribbon with the ribbon screws.
- Cierre la cubierta superior.
4.3. Instalación del controlador
Install the appropriate printer drivers for your operating system (Windows, Mac, Linux). Drivers are typically provided on a CD or can be downloaded from the Digitus support webSitio. Siga las instrucciones en pantalla para la instalación.
5. Funcionamiento de la impresora
5.1. Impresión básica
Once the printer is connected and drivers are installed, you can print labels from your application. Ensure the label size and type settings in your software match the loaded media.

Image: The DIGITUS DA-81021 label printer actively printing a label on a desk, demonstrating its use in a typical office environment.
5.2. Printer Controls and Indicators
- Botón de alimentación: Press to advance a single label or a set length of media.
- Indicador de estado: Provides visual feedback on the printer's status (e.g., ready, error, out of media). Refer to the QIG for specific light patterns.
- Interruptor encendido / apagado: Controls the power to the printer.
5.3. Supported Media and Printing Features
- Tipos de etiquetas: Continuous, gap, black mark, fan-fold, and perforated labels.
- Resolución de impresión: 300 DPI for clear and sharp prints.
- Velocidad de impresión: Up to 101.6 mm/s (4 inches/second).
- Ancho de impresión: Adjustable between 25.4 mm and 118 mm (1 to 4.25 inches).
- Ribbon Capacity: Supports 300-meter ribbons on a 25.4 mm (1 inch) core.
- Emulación: TSPL, EPL, ZPL, and DPL for broad compatibility with various label printing software.
- Soporte de código de barras: Comprehensive support for 1D (e.g., Code 39, Code 128, EAN, UPC) and 2D (e.g., PDF-417, QR code, DataMatrix) barcodes.
6. Mantenimiento
6.1. Limpieza del cabezal de impresión
Regular cleaning of the print head is crucial for maintaining print quality and extending the printer's lifespan. Use a lint-free cloth moistened with isopropyl alcohol. Ensure the printer is turned off and cooled down before cleaning.

Imagen: Detalle interno view of the DIGITUS DA-81021 label printer, highlighting the print head, black ribbon, gap sensor, and black mark sensor.
6.2. Reemplazo de etiquetas y cinta
Replace label rolls and ribbons as they run out. Follow the loading instructions in Section 4.2. Always use compatible labels and ribbons to prevent damage to the printer and ensure optimal print quality.
7. Solución de problemas
This section addresses common issues you might encounter with your label printer.
- La impresora no responde:
- Verifique la conexión de alimentación y asegúrese de que la impresora esté encendida.
- Verify USB/Ethernet/Serial cable connections.
- Reinicie la impresora y su computadora.
- Asegúrese de que los controladores estén instalados correctamente.
- Mala calidad de impresión:
- Limpie el cabezal de impresión (consulte la Sección 6.1).
- Ensure the correct label and ribbon type are used for thermal transfer printing.
- Ajuste la configuración de densidad de impresión en las preferencias de su impresora.
- Check if the ribbon or labels are properly loaded and not creased.
- Las etiquetas no se introducen correctamente:
- Asegúrese de que las etiquetas estén cargadas correctamente y no estén atascadas.
- Verifique si hay obstrucciones en la ruta de la etiqueta.
- Verify label type settings in your software.
Si los problemas persisten, comuníquese con atención al cliente.
8. Especificaciones
Detailed technical specifications for the DIGITUS Thermal Transfer Label Printer DA-81021.
| Característica | Especificación |
|---|---|
| Resolución | 300 ppp |
| Método de impresión | Transferencia Térmica / Térmica Directa |
| Velocidad máxima de impresión | 101.6 mm/s (4 pulgadas/segundo) |
| Max ancho de impresión | 104 mm (4.09 pulgadas) |
| Longitud máxima de impresión | 1016 mm (40 pulgadas) |
| Tipos de medios admitidos | Continuous, gap, black mark, fan-fold, perforated |
| Media Width Range | 25.4 - 118 mm (1.0 - 4.6 pulgadas) |
| Media Thickness Range | 0.06 - 0.254 mm (2.36 - 10 mil) |
| Diámetro del núcleo del medio | 25.4 - 76.2 mm (1 - 3 pulgadas) |
| Longitud de la etiqueta | 10 - 1016 mm (0.39 - 40 pulgadas) |
| Capacidad del rollo de etiquetas | 127 mm (5 inches) outer diameter |
| Ribbon Capacity | Max. 300 metros |
| Ancho de la cinta | 110 milímetros |
| Ribbon Core Diameter | 25.4 mm (1 pulgadas) |
| Procesador | CPU de 32 bits |
| Memoria | 4 MB Flash, 8 MB SDRAM, SD card reader (up to 4 GB) |
| Interfaz | USB 2.0, RS-232 (Serial), Ethernet |
| Fuentes internas | 8 alphanumeric bitmap fonts; Windows fonts via software |
| Códigos de barras 1D | Code 39, Code 93, Code 128UCC, Code 128, Codabar, Interleaved 2 of 5, EAN-8, EAN-13, EAN-128, UPC-A, UPC-E, EAN and UPC 2(5) digit add-on, MSI, PLESSEY, POSTNET, China POST, GS1 DataBar, Code 11 |
| Códigos de barras 2D | PDF-417, Maxicode, DataMatrix, código QR, Aztec |
| Rotación | 0°, 90°, 180°, 270° |
| Emulación | TSPL, EPL, ZPL, DPL |
| Dimensiones (D x W x H) | 302.5 x 234 x 194.8 mm |
| Peso | 2.6 kilogramos |
9. Garantía y soporte
Disponibilidad de repuestos en la UE: 1 año a partir de la fecha de compra.
For technical support, driver downloads, or further assistance, please visit the official Digitus website or contact your local dealer. You can also find more information on the Digitus Brand Store.





