The Main Charge Assembly for the Sharp AR-6020

The Main Charge Assembly for the Sharp AR-6020 (and compatible models like the AR-6023, AR-6026, and AR-6031 series) is a critical electrophotographic component responsible for evenly conditioning and applying a uniform electrostatic negative charge to the surface of the OPC drum prior to laser exposure.

Key Features

• Uniform Charge Distribution: Applies a precise, stable high-voltage negative charge across the drum surface to ensure optimal toner adhesion and high-contrast text and image reproduction.

• Integrated Corona Wire / Charger Design: Built with a specialized charging wire (or charge roller depending on sub-assembly revision) housed in a durable protective casing that minimizes dust and toner contamination.

• Self-Cleaning / Grid Maintenance: Features an integrated cleaning pad mechanism that wipes the charge wire/grid during operation to prevent streak artifacts, background fogging, and uneven print density.

• OEM-Spec Compatibility: Engineered for seamless physical drop-in alignment inside the process unit framework, ensuring exact electrical high-voltage contact mating.

Specifications

• Product Type: Main Charger Assembly / Primary Charging Unit

• Compatible Printer Models: Sharp AR-6020, AR-6020NV, AR-6023, AR-6026, AR-6031 (also cross-compatible with select MX and BP series equivalents like MX-M266N, M316N, M356N)

• Operating Voltage: High-voltage DC bias supplied directly by the copier’s main high-voltage power supply board (HVPS)

• Function Placement: Located directly above/adjacent to the Organic Photoconductor (OPC) Drum within the copier’s process section

• Expected Lifespan: Rated for multiple maintenance cycles, typically replaced during routine preventative maintenance when background smudging or faint vertical lines persist despite cleaning.