Nelko P21 - Label Printer Manual
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Machine Parameters
Print Technology | Direct Thermal |
Resolution | 203 DPI |
Print Speed | 60 mm/s MAX |
Supported Paper Width | 15mm (12mm available) |
Supported Paper type | Gap Paper/ Continuous Paper |
Connection | Bluetooth |
Paper Cutting | Manual Paper Cutting |
Battery | 1200 mAh |
Charge | Type-C |
Input | 5V 1A DC |
Work Environment | 5~40°C, 90%RH (no condensation) |
Storage Environment | 5~40°C, 90%RH (no condensation) |
Life expectancy | 50 km |
Product Size | 79.5x30x130.6 mm |
The contents of this manual may change without prior notice. The components, hardware, software, and technology may be upgraded for better functionality. Contact sales or customer support with any questions or concerns.
![Nelko - P21 - Product Overview Product Overview]()
- Cover
- Cover Button
- Cutting Button
- Indicator
- Body
APP Download
For Android and Apple users, you can search "NeIko" in Google Play or APP store and install.
The second method is scan the QR below code.
![play.google.com]()
![apps.apple.com]()
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IOS
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Android
Install the Paper
![Nelko - P21 - Installing the Paper Installing the Paper]()
- Print Head
- Label Paper Roll
- Cutting Button
- Power/Feed Button
- SIide the cover button to the other side to open the cover.
- Load the paper roll in the paper bin. Refer to the image for the correct placement.
- UnroII the paper enough so that it sticks out of the printer slightly.
- CIose the cover. Press the power/feed button to calibrate the label and test the printer.
Notes: Use label paper offered by printer manufacturer for best result.
Connect Machine
- Turn on Bluetooth on your phone
- Long press the power button to start the machine
- Open the "Nelko" App, Tap "UnConnected"
- Find "P21", tap "Click to connect"
Create New Label
- Tap "+" to edit label
- CIick the
key to customize the label size and paper type
- Tap "Text" to input text.
![Nelko - P21 - Creating a New Label - Step 3 - Tap text Creating a New Label - Step 3 - Tap text]()
- Edit function description. After aditing, tap to "Print".
- SeIect the copies and print
How to choose a label to print it
- Click "Template"
![Nelko - P21 - How to choose a label to print it - Step 1 How to choose a label to print it - Step 1]()
- SeIect a template based on your needs
- CIick the template to edit
- CIick "Print"
Quick Guide
- Search for and install app on Google Play or App Store.
- Long press (hold) the power button to turn on the machine.
- SIide cover button to the other side and open the over, place a rol of thermal paper into the bin.
- Press the power button to run one label.
- Use the app to connect the printer to the phone via Bluetooth. Allow app access "Bluetooth" and "Location" permission to search and connect printer.
- Use the app to create and edit labels. Then print.
- Push the cutting button upwards to cut the label.
Indicator Light
Indicator | Status |
Flash Green | Charging |
Steady Green | Fully charged |
Flash Red | Print head overheat or low battery, printing can't be finished |
Steady Red | Cover is open or out of paper, printing can't be finished |
Troubleshooting
Why are the labels not aligned properly
Change the paper type on the app. Realign the printer by pressing the Power/ Feed button once.
Why are the labels not printing clearly
Check and adjust the printing density. If there is a line or blank area on the label, check if the print head is clean. If not, clean it with alcohol. Low quality paper may also introduce problems. For best results, use label paper offered by printer manufacturer.
Warning
- The paper bin must be clean. Any debris will catch and damage the print head while printing.
- Use alcohol to clean the paper bin and print head.
- Do not disassemble the printer or attempt any self-repairs. Power off the printer if any malfunctions occur.
- Charge in a cool and ventilated room. Do not expose the printer to high humidity or temperatures.
- Keep away from water.
- If any strange scents or smoke comes from the printer, poweroff and unplug immediately.
- Avoid dropping or shaking the printer to prevent damage.
- Do not open the cover while it is printing.
- Do not touch the print head immediately after printing as it will be HOT.
- Use a soft clean cloth to clean the outside of the printer.
- High temperatures may result in poor print quality.
- Use label paper offered by printer manufacturer for best results. Use of other label printers may result in poor print quality or damage to the printer.
- The longevity of the printed labels depends on the quality of the label paper.
- Choose high quality label paper if you need them to last.
- Keep away from children.
- Store in a clean and dry environment. Printer does NOT come with an adapter. Use one with a rating of 5V 1A.
- This printer can only be used in non-tropical environments.
- The printer may cause radio interference. Take any necessary precautionary' measures.
NELKO
Contact us:
E-mail: support@nelko.net
www.nelkoprint.com
Documents / Resources
References
Download manual
Here you can download full pdf version of manual, it may contain additional safety instructions, warranty information, FCC rules, etc.
Download Nelko P21 - Label Printer Manual
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