pengenalan
The Nelko P21 Bluetooth Label Maker is a compact, wireless, and inkless thermal printer designed for efficient labeling in various environments, including home, office, and school. Its portable design allows for convenient use anywhere, providing clear and high-definition labels without the need for ink or toner. This manual provides detailed instructions for setup, operation, maintenance, and troubleshooting to ensure optimal performance of your device.
Ciri-ciri Produk
- Padat dan Mudah Alih: Half the weight and size of traditional label makers, designed for easy portability.
- Pencetakan Terma Tanpa Dakwat: Utilizes BPA-Free Direct Thermal Technology, eliminating the need for ink or toner.
- Output Berkualiti Tinggi: Equipped with high-speed chips and 203 DPI resolution for clear, high-definition monochrome printouts.
- Kesambungan Tanpa Wayar: Compatible with iOS and Android smartphones via Bluetooth connection through the dedicated "Nelko" APP.
- Bateri boleh dicas semula: Built-in durable rechargeable battery for long-lasting operation.
- Extensive Customization: The Nelko APP offers over 90 fonts, 10+ languages, and 450+ materials/templates for diverse label designs.
- Fixed Label Sizes: Supports fixed label lengths including 12x40mm, 14x40mm, 14x50mm, and 14x75mm. (Note: Continuous label tapes are not supported).
- Pemotong terbina dalam: For easy and precise label cutting after printing.
Apa yang ada dalam Kotak
- 1 x NELKO P21 Label Maker
- 1 x Manual Pengguna
- 1 x Kabel USB Jenis-C
- 1 x Roll label tape/15x40mm (pre-installed inside the label maker)
- 1 x Guide Card
Panduan Persediaan
1. Mengecas Peranti
Before first use, fully charge the Nelko P21 label maker using the provided USB Type-C cable. Connect the cable to the device and a standard USB power adapter (not included). The indicator light will flash green during charging and turn steady green when fully charged. Avoid using fast charging adapters.
2. Installing the Label Roll
The label maker comes with one roll of label tape pre-installed. To install or replace a label roll:
- Slide the cover button to the other side to open the cover of the label maker.
- Load the new paper roll into the paper bin, ensuring it is correctly oriented as indicated by the arrow on the roll.
- Unroll the paper enough so that approximately 2-3 cm of paper extends outside the printer.
- Close the cover securely. Double-click the power button to calibrate the paper, or press the power button once to print a test page.

3. App Download and Bluetooth Connection
The Nelko P21 operates via a dedicated mobile application. Follow these steps to connect your device:
- Download the "Nelko" APP from Google Play Store (for Android) or Apple App Store (for iOS).
- Pastikan Bluetooth didayakan pada telefon pintar anda.
- Open the "Nelko" APP. The app will automatically search for nearby devices. Click on the "Unconnected" status in the upper left corner to initiate the connection.
- Select "P21" from the list of available devices to connect. Once connected, the indicator light on the label maker will turn steady blue.

Watch this official tutorial video for a step-by-step guide on operating the Nelko P21 Label Maker, including app usage and printing.
Arahan Operasi
1. Creating and Editing Labels
The Nelko APP provides a wide range of options for creating customized labels:
- templat: Choose from over 450 pre-designed templates for various purposes.
- teks: Input custom text with over 90 font styles and adjustable sizes.
- Icons & Materials: Add icons, images, QR codes, barcodes, and decorative materials to your labels.
- Borders & Frames: Select from various borders and frames to enhance your label design.
- Bahasa: Supports over 10 languages for text input.
To edit content, double-click on the desired area within the template. You can also tap the "+" icon to create a blank label and start from scratch.

2. Mencetak Label
Once your label design is complete:
- Review your label design in the app's preview.
- Select the desired number of copies.
- Click the "Print" button in the app. The label maker will print your labels at a high speed of 30mm/s with 203 DPI clarity.
- Use the built-in cutter on the side of the device to cleanly separate the printed label from the roll.

3. Indicator Light Meanings
The LED indicator light on your Nelko P21 provides important status information:
| Status Cahaya | Maknanya |
|---|---|
| Hijau Kilat | Mengecas |
| Hijau Mantap | Dicas Penuh |
| Merah Kilat | Print head overheat or low battery |
| Merah stabil | Cover is open or out of paper |
| Biru Mantap | Berjaya disambungkan ke Bluetooth |

Penyelenggaraan dan Penjagaan
- Pembersihan: Regularly wipe the exterior of the device with a soft, dry cloth. Do not use harsh chemicals or abrasive materials.
- Penjagaan Kepala Cetak: Avoid touching the print head directly. If print quality degrades, gently clean the print head with an alcohol swab.
- Label Roll Handling: Do not tear or damage the green sticker on the back of the label strip, as this can affect printing performance.
- Storan: Simpan pembuat label di tempat yang sejuk dan kering, jauh daripada cahaya matahari langsung dan suhu yang melampau.
- Bateri: To prolong battery life, avoid fully discharging the device frequently. Charge it when the low battery indicator (Flash Red) appears.
Menyelesaikan masalah
If you encounter issues with your Nelko P21, refer to the table below for common problems and solutions:
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Peranti tidak dihidupkan | Bateri lemah | Cas peranti sepenuhnya. |
| Tidak dapat menyambung melalui Bluetooth | Bluetooth off, app not updated, device not discoverable | Ensure Bluetooth is on. Update Nelko APP to the latest version (V3.1.0 for iOS users, iOS 13.0+ required). Restart device and app. Note: Not compatible with Google phones on Android 14. |
| Poor print quality (faint/blurry) | Print head dirty, incorrect label type, low battery | Clean the print head. Ensure you are using Nelko thermal label paper. Charge the device. |
| No paper feeding/printing | Cover open, out of paper, paper jammed | Check if the cover is closed properly. Replace label roll. Clear any paper jams. |
| Labels are not fixed length | Attempting to use continuous label tapes | This label maker only supports fixed-length labels. Continuous label tapes are not supported. |
Spesifikasi Produk
| Spesifikasi | Perincian |
|---|---|
| Nama Model | P21 |
| Jenama | Nelko |
| Dimensi Produk | 6.65"D x 1.9"W x 4.5"H (16.9 x 4.8 x 11.4 cm) |
| Berat Barang | 10.8 auns (306 gram) |
| Teknologi Percetakan | terma |
| Resolusi Cetakan Maks | 203 DPI |
| Kelajuan Cetakan Maks (Monokrom) | 30 mm/s |
| Teknologi Ketersambungan | Bluetooth |
| Peranti Serasi | Telefon Pintar (iOS & Android) |
| Kaedah Kawalan | Apl |
| Sumber Kuasa | Bateri boleh dicas semula (termasuk bateri 1 A) |
| Saiz Media Maksimum | 14x75mm |
Waranti dan Sokongan
Nelko is committed to providing high-quality products and a positive user experience. For any questions, technical assistance, or support regarding your Nelko P21 Label Maker, please refer to the following resources:
- Manual Pengguna (PDF): A detailed PDF user manual is available for download at https://manuals.plus/m/1d5cce7120c461b270cbea9d7076d6592d7867250c5a010fc214cef14536c405.
- Panduan Pengguna (PDF): An additional user guide is available at https://manuals.plus/m/d682304aca80644399e29f77ad2617d4da3b89e6e9087f5f228053009336a584.
- Polisi Pemulangan: This product is eligible for a refund or replacement within 30 days of purchase, as per Amazon's return policy.
- Sokongan Pengeluar: For further assistance, please contact Nelko customer support through the contact information provided in your product packaging or on the official Nelko webtapak.