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.
The toner cartridge contains powder (toner) used for creating letters and images. You need to replace the toner cartridge when the toner is running short or print quality becomes poor because of toner deterioration.