In order to maintain optimum copy quality, perform the following regularly.
Cleaning the Original Glass
Cleaning the ADF Guide Cover
Cleaning the Original Cover
Cleaning the Exterior of the Machine
Cleaning the Control Panel
Cleaning the Saddle Stitcher SD-506
Cleaning the Saddle Stitcher SD-513
Cleaning the Intelligent Quality Optimizer IQ-501
Cleaning Scrap Box of Multi Punch GP-501
