P50 Label Printer Manual

Marklife

Contents

Introduction

Basic Parameters

This label maker is only suitable for printing thermal label paper. For better printing quality, it is recommended to use label paper from the Marklife shop. If the label maker is not used for a long time, it needs to be charged regularly to ensure battery life. The print head needs to be cleaned with alcohol cotton for long-term use.

Note: Consumers shall use the power adapter that has obtained China Compulsory Certification and meet the standard requirements.

Printer Overview

The P50 label maker features the following components:

On/Off Button Operations

The P50 label maker powers off automatically if not used for 20 minutes.

Light Status Description

Getting Started

Step 1: Put in Labels

  1. Open the paper bin cover by holding the switch handles and lifting the lid upwards.
  2. Load the paper onto the spool. Adjust the movable plate to secure the paper roll, ensuring it's fixed to avoid printing distortion.
  3. Ensure the sticker side of the paper faces down. Close the cover with some paper extending from the cutter.
  4. Turn on the device by pressing and holding the On/Off button until a green light appears.

Check paper loading in the paper bin:

The machine's detector is on the right; the paper needs to be placed on the far right.

For gap paper, install the paper shaft, move the baffle to clamp the paper roll, and ensure the paper can be detected. The printer indicator light should turn green.

Correct Paper Loading:

Continuous Paper Installation:

Label printing side needs to be next to the print head for correct paper loading.

Install and Setup Marklife App

App Download

App Installation

Follow the on-screen instructions to install and set up the Marklife APP, including granting necessary access rights.

The app supports Bluetooth connectivity, custom label storage, and local custom text printing.

Bluetooth Connection

Important: Do not connect via the phone's Bluetooth settings. Connect through the Marklife App.

Note: The mobile phone must have Bluetooth enabled. For Android devices, location permission is required for the app to search for and connect to the printer's Bluetooth. This is an Android system requirement for Bluetooth electronic products.

Connect P50 to App

  1. Turn on your label maker by pressing and holding the On/Off button until the green light appears.
  2. Turn on Bluetooth on your phone.
  3. Open the Marklife APP.
  4. Click Visitor Mode (registration or third-party login is optional).
  5. Click the "Unconnected" button, find your P50 label maker name (e.g., P50_2950_BLE), and click to connect.

NOTE: Ensure you connect the device from the app side; connecting from the phone's Bluetooth section will fail.

Create and Print Your Own Label

Follow these steps to print labels:

  1. Go to Create label > Select Label Type > Gap Label > Quick size selection > Text. Edit your label content.
  2. After designing the content, click Print > Check the preview page > Print.

NOTES:

The P50 Label Maker comes with a roll of Gap Label, size 40*30mm.

Printing Gap Labels

On the app's home page, click "Create Label" > "Gap label" > "Confirm" > Setting. Adjust width and height as needed.

Printing Continuous Labels

On the app's home page, click "Create Label" > "Continuous paper" > "Setting width" > "Create" > "Text" > "Edit" > "Print".

App Scan to Get Template

For gap paper, click the "Scan" button in the app to read the barcode identification template on the label. This allows you to enter the editing page to customize and print.

Editing Label Content:

After finishing text font settings, click Print to preview. On the preview page, you can set the number of copies and printing direction. The default print direction is recommended.

After printing, tear off the label from one side to the other for easier removal.

Marklife App Features

Label Content Editing

The Marklife APP supports various editing options including bold, italic, line spacing, and word spacing adjustments. It also allows adding pictures, sketches, borders, stickers, dates, generated QR codes, graffiti, and consecutive serial numbers.

The printer supports photos and sketches printing. Excel importing is available after login.

Cloud Template

You can find templates from "Cloud Template" that match the size and appearance of your label. Using a template that does not match may result in failed prints.

Troubleshooting Guide

If your issue is not listed, try shutting down and restarting the device. For further assistance, contact customer support via email.

Category Item NO. Question Answer (Possible causes and solutions)
Abnormal Light Display 1 Why does it show a red light? a. Paper shortage: Replace the label.
b. Overheat: Turn off the printer and wait for it to cool down.
2 Why is the red light flashing? Low Power: Charge the printer.
3 Why does it show an orange light? Debugging mode: Shut down and restart.
Bluetooth 4 Why does the printer connection fail? A. Connect from the "Marklife" App, not phone Bluetooth.
B. Ensure phone Bluetooth is on.
C. Printer Bluetooth failure (rapid red flashing): Refer to item 2.
D. Printer Bluetooth occupied by another phone.
E. Android APP requires location permission to search for printers.
5 How to do Label Calibration? a. Turn on the printer, press the On/Off button twice quickly. A label will feed for calibration.
b. Calibration is OK if the label end aligns with the exit. If not, press the button again.
Print Fail 6 Why is the printed label blank? a. Paper placed upside down: Correct orientation.
b. Paper issue: Replace label paper, recalibrate, and print.
7 Why is the printing blurry and incomplete? a. Low Power (flashing red light): Charge the printer.
b. Label calibration not done: Calibrate and print again.
c. Poor quality paper: Replace with new labels.
d. Print head issue: Clean the print head with an alcohol swab (in shutdown state).
8 Why is the printed content not centered? a. Label not calibrated: Calibrate before printing.
b. Incorrect printer model in APP: Reselect the model.
c. Mismatched label size in APP: Reset size and reprint.
d. Font size too large: Adjust font size.
Stop Printing 9 Why did the printer suddenly stop printing? The printer has self-protection features (e.g., out of paper, cover open, low power). Address the specific situation as per the manual.

Print Head Cleaning

Clean the print head/rubber-covered roll if you experience blurry printing, loud noise during paper feeding, or if there is glue residue or dust on the printhead.

  1. Turn off the printer.
  2. Wait for the roll to cool down completely. Open the cover and locate the printhead.
  3. Clean dust or smudges with an alcoholic cotton ball (drained) or an exclusive printer cleaning pen (sold separately).
  4. Wait 5-10 minutes for the alcohol to evaporate before turning the printer back on.

Warnings

  1. Ensure the paper bin is free of debris before use to prevent print head damage. Clean the paper bin and print head with alcohol if necessary.
  2. Turn off the power immediately if the label maker malfunctions.
  3. Do not disassemble the label maker as it contains complex circuitry.
  4. Avoid squeezing, mechanical vibration, or shaking the label maker.
  5. Do not use the label maker near flammable materials.
  6. Charge the battery in a cool, ventilated room. Avoid exposing the device and USB cable to high temperatures, humidity, or water to prevent short circuits, overheating, or explosion. Disconnect power immediately if liquids contact the device or cable. Unplug the power adapter if smoke or unusual smells occur.
  7. Do not disassemble or modify the label maker. Do not charge with a damaged power cord to avoid electric shock, fire, or damage.

Notes

  1. Keep the product and accessories out of reach of children.
  2. Do not disassemble the printer. Do not open the paper bin cover while the machine is printing. The print head remains hot after printing; avoid touching it to prevent burns.
  3. Charge the printer and power adapter in a well-ventilated room at room temperature.
  4. Use a clean, soft cloth to clean the printer. Do not use solvents, corrosive chemicals, or cleaning agents like benzene or thinner.
  5. Ensure the printer is powered off before connecting or disconnecting the power adapter. Ambient temperature extremes can affect print quality.
  6. Contact after-sales customer service if the battery performance degrades.
  7. Use original Marklife printing paper for optimal print quality and to prevent printer damage.
  8. The longevity of prints on thermal paper depends on the paper's quality.
  9. For long-term preservation, use long-lasting thermal printing paper.
  10. If using a power adapter, ensure it has CCC certification and meets standard requirements.

Warranty

The print head is warranted for 3 months from the date of purchase. Other parts are warranted for 12 months.

Warranty service is not provided for the following:

FCC Caution

This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.

This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

The device has been evaluated to meet general RF exposure requirements and can be used in portable exposure conditions without restriction.

Models: 2A2AI-P50, 2A2AIP50, P50 Label Printer, P50, Label Printer, Printer

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