1. Einleitung
The D12 Portable Mini Label Printer is a compact, inkless thermal label machine designed for various labeling needs. It connects wirelessly via Bluetooth to your smartphone, allowing you to create and print custom labels using the dedicated Aiyin app. This manual provides detailed instructions for setting up, operating, maintaining, and troubleshooting your D12 label printer.

Image: The D12 printer is highlighted as a smart, portable, mini, and inkless label printer.
2. Einrichtungsanweisungen
Follow these steps to set up your D12 Portable Mini Label Printer:
- Laden Sie den Drucker auf: Fully charge the printer using the provided Type-C cable before first use. For optimal battery performance, ensure the battery is fully charged after long periods of storage.
- Etikettenrolle einlegen: Open the printer cover and carefully insert a D12 label roll. Ensure the label paper feeds smoothly through the printer mechanism.
- Laden Sie die App herunter: Download and install the 'Aiyin' app on your smartphone. The app is available for both iOS and Android devices.
- Per Bluetooth verbinden: Turn on Bluetooth on your smartphone. Open the Aiyin app and search for available devices. Select 'D12_D9C7' (or similar device name) to connect your printer. The app will indicate a successful connection.

Image: Visual guide showing the three easy steps for setup and printing.
3. Bedienungsanleitung
Once your D12 printer is set up and connected, you can start creating and printing labels:
3.1 Designing Labels in the Aiyin App
- Etikettentyp auswählen: In the Aiyin app, choose the correct label paper type (e.g., 'Gap paper' or 'Transparent paper') and size that matches the roll inserted in your printer.
- Choose a Template or Create New: The app offers a wide range of templates (over 400 creativity templates and 2000+ icon stickers) for various uses. You can select an existing template or start a new design from scratch.
- Edit Content: Use the app's editing tools to add text, adjust fonts, sizes, and styles. You can also insert icons, images, time, sequence numbers, and QR codes.
- Vorview Your Label: Before printing, use the 'Printing preview' function to ensure your label looks exactly as desired. Adjust density and number of copies if needed.

Image: The Aiyin app interface showcasinEine Vielzahl von Vorlagen und Symbolen für die Etikettengestaltung.
3.2 Etiketten drucken
- Einstellungen bestätigen: In the printing preview screen, verify the selected printer, paper size, density, and number of print copies.
- Drucken starten: Tap the 'Print' button. The printer will render and then print your label.
- Retrieve Label: Nach dem Drucken das Etikett vorsichtig aus dem Ausgabeschlitz des Druckers abreißen.
3.3 Produktdemonstrationsvideo
Video: A demonstration of inserting the label roll, connecting the printer via Bluetooth, designing a label in the app, printing, and applying the label to various items.
3.4 Etikettenanwendungen
The D12 printer is versatile for organizing and personalizing various items:
- Organizing kitchen items like spices and food containers.
- Labeling clothes and storage boxes.
- Personalizing notebooks and gifts.
- Identifying cables and electronic equipment.
- Categorizing files und Dokumente.

Image: Various applications of D12 labels, including organizing spices, clothes, notebooks, and identifying cables.

Abbildung: Zusätzliches Beispielamples of D12 labels, such as for gifts, file organization, and food storage containers.
4. Wartung
4.1 Inkless Printing
The D12 printer uses thermal printing technology, meaning it does not require ink cartridges. This makes it eco-friendly and cost-saving.

Image: Highlighting the inkless nature of the D12 printer, promoting its eco-friendliness and cost-saving benefits.
4.2 Label Paper Care
The D12 label paper is designed to be durable with 'three-proof' properties:
- Wasserdicht: Resists damage from water exposure.
- Oilproof: Protected against oil stains.
- Wear Resisting: Durable against everyday wear and tear.

Image: Illustrates the waterproof, oilproof, and wear-resisting qualities of the label paper.
4.3 Batteriewartung
To prolong battery life, ensure the printer is fully charged before its first use and after any extended period of storage. Recharge using the Type-C cable.
5. Fehlerbehebung
- Drucker verbindet sich nicht über Bluetooth: Ensure Bluetooth is enabled on your phone and the printer is powered on. Try restarting both devices and reconnecting through the Aiyin app.
- "Consumables not recognized" error: This message indicates that the app cannot identify the label paper. Ensure the label roll is correctly inserted and that you have selected the matching label paper type and size within the Aiyin app.
- Schlechte Druckqualität: Check if the label roll is inserted correctly. Ensure the printer's battery is sufficiently charged. You can also try adjusting the print density setting in the Aiyin app.
- Drucker lässt sich nicht einschalten: Ensure the printer is fully charged. If it still doesn't turn on, try connecting it to a power source and attempting to power it on again.
6. Spezifikationen
| Besonderheit | Spezifikation |
|---|---|
| Modell | D12 Inkless Thermal Label Printer |
| Printer Color | Weiß |
| Druckverfahren | Thermodruck |
| Max. Auflösung | 203 dpi |
| Druckgeschwindigkeit | 15 mm/s |
| Suitable Label Width | 12 mm bis 15 mm |
| Max. Papiergröße | 15 mm |
| Papiersorte | Etikettenpapier |
| Paper Tray Size | Ø 40 * 15 mm |
| Schnittstellentyp | Bluetooth |
| Unterstützt Netzwerkdruck | Kabellos |
| Verbundene APP | Aiyin |
| Batteriekapazität | 1500 mAh |
| Aufladen | Typ C |
| Doppelseitiger Druck | NEIN |
| Batterie im Lieferumfang enthalten | Ja |
| Herkunft | Festlandchina |
| Support APP Language | Simplified Chinese, Traditional Chinese, Spanish, Japanese, Korean, Russian, Polish, Portuguese, Vietnamese, Indonesian, Spanish, Thai, Malay |
| Notiz | D12 Label tape isn't suitable for D11, D110, D101 Printers! |

Image: Visual representation of the D12 printer and its key specifications, including dimensions and included accessories.
7. Benutzertipps
- Always ensure the correct label size is selected in the Aiyin app to prevent printing errors or the 'Consumables not recognized' message.
- For best results, keep the printer's thermal print head clean. Use a soft, dry cloth to gently wipe away any dust or debris.
- Store label rolls in a cool, dry place away from direct sunlight to maintain their quality and adhesive properties.
8. Garantie und Support
Bei Fragen zum Produkt, technischem Support oder Garantieansprüchen wenden Sie sich bitte direkt an den Verkäufer oder Hersteller. Die genauen Kontaktdaten und Garantiebedingungen finden Sie in Ihren Kaufunterlagen.





