A mulch is any material you place over garden soil to affect either the soil or the plants growing there. Organic mulches are derived from plant materials that eventually decompose and become part of the soil.
To replace or reinstall the waste toner tank: 1  Open the front cover. 2  Pull on the handles to remove the toner cartridge. 3  Pull the waste toner tank out by the handle. 4  With a dry, lint free cloth, clean the inside wall of the printer and clean the waste toner tank.
To clean the charge roller: 1  Switch the printer off. 2  Open the front cover, remove the toner and drum. 3  Press and hold the button on the imaging drum located below and to the left of the toner cartridge handle.  Locate the beige charge roller on the imaging drum.