1. Introduction
This manual provides detailed instructions for the ASprink M835 Portable Thermal Printer. The M835 is an inkless, wireless thermal printer designed for convenience and portability, supporting various paper sizes including US Letter and A4. It is compatible with iOS, Android, and PC devices, making it suitable for home, office, and travel use.
Please read this manual thoroughly before using the printer to ensure proper operation and to maximize its lifespan.

Image: The ASprink M835 printer, demonstrating its compact design, inkless printing capability, 2600mAh battery, and 300DPI resolution, alongside a smartphone displaying the Phomemo app interface and a roll of thermal test paper.
2. What's in the Box
Verify that all items are present in the package:
- 1 x ASprink M835 Portable Printer
- 1 x 7M Thermal Paper Roll
- 1 x Storage Bag for M835 Thermal Printer
- 1 x USB Cable (Type-A to Type-C)
- 1 x M835 Printer User Manual (This document)

Image: A visual representation of the ASprink M835 package contents, including the printer, thermal paper roll, USB cable, storage bag, and quick start guide.
3. Product Features
- Ultra-Portable Design: Weighing approximately 1.5 lbs (0.69 kg) and measuring 10.39 x 3.07 x 1.77 inches, the M835 is designed for easy transport and fits conveniently into a backpack.
- Inkless Thermal Printing: Utilizes advanced thermal technology, eliminating the need for ink cartridges or toner. This reduces operational costs and prevents mess.
- High-Resolution Output: Features a 300 DPI (Dots Per Inch) print head, delivering clear and sharp monochrome documents.
- Long-Lasting Battery: Equipped with a 2600mAh battery, capable of printing up to 150 sheets on a single full charge.
- Versatile Paper Support: Compatible with various thermal paper sizes, including 8.5" x 11" US Letter, A4 (8.26" x 11.69"), 4.33", 3.14", and 2.08" widths. Supports folding paper, inner roll paper, and ordinary thermal sheets.
- Broad Compatibility: Connects wirelessly via Bluetooth to iOS and Android smartphones/tablets using the Phomemo APP. Connects to PCs (Windows, macOS, Chrome OS, Linux) via USB cable.
- User-Friendly Operation: Simple one-click printing through the dedicated mobile application.

Image: The ASprink M835 printer, highlighting its compact size (10.39 x 3.07 x 1.77 inches) and light weight (1.5 lbs), demonstrating how easily it fits into a backpack for travel.

Image: A magnified comparison showing the superior clarity of 300DPI print resolution from the M835 printer compared to a 203DPI output, emphasizing sharper text and graphics.

Image: An illustration detailing the M835 printer's 2600mAh large capacity battery, its ability to print 150 sheets on a full charge, and its USB-C fast charging capability.
4. Setup Guide
4.1 Initial Charging
Before first use, fully charge the printer using the provided USB-C cable and a compatible power adapter. The power indicator light will change color to indicate charging status (refer to the Quick Start Guide for specific light indications).
4.2 Loading Thermal Paper
The M835 supports various thermal paper types and sizes. Ensure you use thermal paper as the printer operates without ink.
- For Roll Paper: Open the printer cover. Insert the thermal paper roll into the designated internal compartment, ensuring the printing side faces the print head. Close the cover, leaving a small portion of paper extended.
- For Folding Paper/Sheets: Open the printer cover. Place the stack of thermal sheets into the input tray, aligning them correctly. Close the cover.

Image: The ASprink M835 printer illustrating its compatibility with three types of thermal paper: continuous folding paper, internal roll paper, and ordinary thermal sheets, highlighting efficient paper handling.
4.3 Connecting to Mobile Devices (iOS/Android) via Bluetooth
- Download the Phomemo App: Search for "Phomemo" in your device's app store (Apple App Store for iOS, Google Play Store for Android) and install it.
- Turn on Bluetooth: Enable Bluetooth on your smartphone or tablet.
- Connect via App: Open the Phomemo app. Follow the in-app instructions to search for and connect to your M835 printer via Bluetooth.
- Select File and Print: Once connected, you can select documents or images within the app and initiate printing.

Image: A step-by-step guide demonstrating how to connect the ASprink M835 printer to a phone or iPad using Bluetooth, including downloading the app, enabling Bluetooth, connecting within the app, and selecting a print file.
4.4 Connecting to PC (Windows/macOS/Chrome OS/Linux) via USB Cable
- Download Driver: Visit the official ASprink or Phomemo website to download the appropriate printer driver for your operating system.
- Install Driver: Follow the on-screen instructions to install the driver on your computer.
- Connect Printer: Connect the M835 printer to your PC using the provided USB cable.
- Start Printing: Your computer should now recognize the printer. You can select the M835 from your printer list in any application to print documents.

Image: A three-step guide illustrating how to connect the ASprink M835 printer to a PC via USB cable, including downloading the driver, connecting the laptop to the printer, and initiating a print job.
5. Operating Instructions
5.1 Basic Printing
Ensure the printer is powered on and connected to your device (via Bluetooth or USB) and that thermal paper is loaded correctly.
- From Mobile App: Open the Phomemo app, select the document (Word, TXT, PDF, Excel) or image you wish to print. Adjust print settings if necessary, then tap the print icon.
- From PC: Open the document or image on your computer. Go to 'File' > 'Print' (or equivalent). Select the ASprink M835 from the list of available printers. Adjust print settings as needed, then click 'Print'.

Image: A display of the Phomemo app interface, showcasing its multiple functions including document printing (Word, TXT, PDF, Excel), image printing, web page printing, and scanning capabilities.

Image: A man operating the ASprink M835 printer from a tablet inside a car, demonstrating its mobile printing capabilities with a 2600mAh battery, USB-C fast charge, 300DPI high-quality printing, and inkless technology.
5.2 Supported Paper Sizes
The M835 printer supports a range of thermal paper sizes to accommodate various printing needs:
- US Letter (8.5" x 11" / 216mm)
- A4 (8.26" x 11.69" / 210mm)
- 4.33" (110mm)
- 3.14" (80mm)
- 2.08" (53mm)

Image: The ASprink M835 printer displaying its capability to print on multiple sizes of thermal paper, ranging from 2.08 inches to 8.50 inches, including US Letter and A4 formats.
5.3 Printing Demonstration
Video: A demonstration of the ASprink M835 printer in operation, showing the printing process of a test page. This video illustrates the print speed and quality of the thermal output.
6. Maintenance
6.1 Cleaning the Printer
- Exterior: Use a soft, dry cloth to wipe the exterior of the printer. Do not use liquid cleaners or solvents.
- Print Head: If print quality degrades, the print head may need cleaning. Gently wipe the print head with a cotton swab lightly dampened with isopropyl alcohol. Ensure the print head is completely dry before using the printer again.
6.2 Paper Storage
Store thermal paper in a cool, dry place away from direct sunlight and heat to prevent premature fading or damage to the paper's thermal coating.
7. Troubleshooting
- Printer Not Powering On: Ensure the printer is charged. Connect it to a power source using the USB-C cable and allow it to charge for at least 30 minutes.
- Cannot Connect via Bluetooth:
- Ensure Bluetooth is enabled on your mobile device.
- Make sure the printer is within range (typically 10 meters) of your device.
- Restart both the printer and your mobile device.
- Check the Phomemo app for connection status and try reconnecting.
- Cannot Connect via USB to PC:
- Verify the USB cable is securely connected to both the printer and the PC.
- Ensure the correct printer driver is installed on your PC. If not, download and install it from the official website.
- Try a different USB port on your computer.
- Poor Print Quality (Faint, Streaky, or Blank Prints):
- Ensure you are using thermal paper. Regular paper will not print.
- Check if the thermal paper is loaded with the correct side facing the print head.
- Clean the print head as described in the Maintenance section.
- The printer battery may be low. Charge the printer fully.
- Paper Jam or Not Feeding:
- Open the printer cover and carefully remove any jammed paper.
- Ensure the paper is loaded correctly and aligned with the guides.
- Do not overload the paper tray.
8. Specifications
| Feature | Specification |
|---|---|
| Model | M835 |
| Printing Technology | Thermal Printing |
| Print Resolution | 300 DPI |
| Connectivity | Bluetooth, USB (Type-C) |
| Compatible Devices | iOS, Android, PC (Chromebook, Computer, iPhone, Smartphone, iPad, Mac) |
| Supported Paper Sizes | 8.5" x 11" US Letter, A4 (8.26" x 11.69"), 4.33", 3.14", 2.08" |
| Battery Capacity | 2600mAh Lithium Ion |
| Pages Per Charge | Up to 150 sheets |
| Product Dimensions | 10.39"L x 3.07"W x 1.77"H (26.39cm x 7.8cm x 4.5cm) |
| Item Weight | 1.52 lbs (690 grams) |
| Power Consumption | 10 Watts (On-mode) |
| Printer Output | Monochrome |
| Max Print Speed (Monochrome) | 22 ppm |
9. Warranty and Support
9.1 Customer Support
ASprink provides a dedicated customer support team to assist with any questions or inquiries regarding your M835 Portable Thermal Printer. For assistance, please contact us via email. Our professional team aims to provide prompt solutions within 24 hours.
Contact information can typically be found on the official ASprink website or within the product packaging.

Image: A customer service representative wearing a headset, symbolizing the availability of professional after-sales support for the ASprink M835 printer.
9.2 Warranty Information
Please refer to the warranty card included with your product or the official ASprink website for detailed warranty terms and conditions. The warranty typically covers manufacturing defects and malfunctions under normal use.



