1PCS KM1620 OPC Drum for 1620 1635 1650 2020 2035 2050 TK 410 411 Import The KM1620 OPC Drum is a replacement component designed for use in specific laser printer models.It is intended for printers including the 1620, 1635, 1650, 2020, 2035, 2050, TK 410, and TK 411.This drum unit plays a central role in the printing process by transferring toner to paper through a light-sensitive that reacts to the laser inside the printer.Over time, the drum may degrade, leading to print defects such as streaks, uneven density, or ghosting.Replacing the drum can restore consistent output and support of the printer.This OPC drum is engineered to align with the specifications of the supported printer models.It features a light-sensitive coating that helps maintain image accuracy across multiple print cycles.The unit is constructed to endure regular usage and supports extended print runs before requiring replacement.Print quality improvements after installation may include reduced background shading, clearer text reproduction, and more uniform toner distribution.A functional drum also helps prevent stress on other internal components, contributing to stable performance over time.Installation involves powering down the printer, the access cover, removing the existing drum unit, and inserting the drum until it is securely seated.After closing the cover and restarting the device, a test page can be printed to verify correct.The drum should be handled carefully to avoid damage from direct light exposure or physical.Compatibility is limited to the specified models.Users should confirm their printer model before installation.Expected varies based on print volume and environmental conditions but typically ranges between 10, 000 and 15, 000 pages.Performance may be affected by the type of toner used.Regular replacement of the OPC drum when print quality declines can help sustain the overall functionality of the printer and support consistent results.