The "Maintenance Required" message should now be cleared.
The screen will flash or show a confirmation. Press again to execute the clear. Press Clear All to cycle the machine's power. 4. Resetting Fuser Error Codes (H-Codes) how to reset sharp ar-6020
If your machine throws a specific code even after performing a general reset, it usually indicates a physical hardware issue that requires attention. The "CH" (Cover Open) Blink The "Maintenance Required" message should now be cleared
Enter the simulation code and press the [OK] key (This is the "Initialize/Clear" simulation). Press Clear All to cycle the machine's power
The default administrator password for many Sharp copiers is (username) and sharp (password).
Press the button (labeled with a symbol of two intersecting documents or • ). Press the Clear button (labeled C ). Press the Interrupt button again.
Once a technician has replaced consumables like the drum or developer, the maintenance indicators (like the "sun" icon ☼) must be reset: Enter Simulation Mode . Type 20 and press START . Type 01 and press START to execute the reset. Developer Counter Reset: Enter Simulation Mode . Type 24 and press START . Type 06 and press START to reset the developer counter. 4. Resetting the Admin Password