Toner cartridge Asarto TN-3390 compatible replacement AS-LB3390N, black

Compatible black toner cartridge Asarto TN-3390 (AS-LB3390N) is a replacement consumable designed for laser printers that accept the TN-3390 series. It supplies black toner for monochrome printing of documents, reports and office materials, restoring printer functionality as an alternative to original cartridges. The cartridge is intended for general office and home use where reliable black-and-white output is required.

Advantages

This compatible toner cartridge provides a cost-effective option for maintaining monochrome printing. It is manufactured to fit TN-3390-compatible printers and delivers consistent black density across pages. The cartridge is ready to install and helps minimize printer downtime, offering predictable page yields and straightforward replacement without additional setup.

Suitable for

• Office document printing (letters, reports, invoices)
• Home office monochrome printing tasks
• High-volume black-and-white printing environments
• Replacement of original TN-3390 series cartridges

Key specifications

• Color: Black
• Consumable type: Toner cartridge for monochrome laser printers
• Compatibility: Designed for printers that use TN-3390 series cartridges
• Form factor: Standard replaceable cartridge
• Intended use: Document and office printing

How to use

Turn off the printer and open the front or top cover according to the printer manual. Remove the empty cartridge by pulling it straight out and unpack the replacement cartridge, removing any protective seals or covers. Insert the new cartridge into the designated slot until it clicks into place, close the cover and power the printer on. Allow the printer to recognize the cartridge and perform any automatic calibration or cleaning cycles before printing. For best results, print a test page and adjust print density if required via the printer settings.

Usage recommendations

Store the cartridge in a cool, dry place away from direct sunlight and excessive heat. Handle the cartridge by its body to avoid contact with the drum area and avoid shaking vigorously. Use within the manufacturer’s recommended shelf life for optimal performance and follow the printer manufacturer’s maintenance guidelines to ensure consistent print quality.