# Maintenance

This chapter describes upkeep of the machine, including how to clean the machine and initialize settings.

### Basic Cleaning Cleaning the Machine

|  | The machine becomes dirty, see Exterior. Black spots appear on printouts, see Fixing Unit.

### Replacing Toner Cartridges

|  | If you want to check the remaining toner level, see Replacing Toner Cartridges. How to replace toner cartridges, see How to Replace Toner Cartridges.

### Replacing the Waste Toner Container

The replacement message has been displayed, see Replacing the Waste Toner Container.
How to replace the waste toner container, see How to Replace the Waste Toner Container.

### Relocating the Machine

|  | Relocating the machine for maintenance or an office move, see Relocating the Machine.

### Managing Print Quality Maintaining and Improving Print Quality

If you want to adjust the toner density to be used for printing, see Adjusting Print Density.
If you want to correct color mismatch or hue difference, see Correcting Color Mismatch and Hues.
If you want to adjust the print position, see Adjusting Print Position.

### Printing Reports and Lists

|  | Printing out lists of settings or the like, see Printing Reports and Lists.

### Checking the Total Pages Printed by the Machine

If you want to check the total page number of printouts, see Viewing the Counter Value.

### Initializing Settings

If you want to restore the settings, see Initializing Settings.
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