Patent ID: 7362987

Claim:
An image forming apparatus, comprising: a main body that includes a front face and a side face, where the side face is a different face from the front face; a primary cartridge comprising a photosensitive drum and a developing device, the developing device of the primary cartridge containing a primary developer of a primary color; at least one secondary cartridge, each secondary cartridge comprising a photosensitive drum and a developing device, the developing device of each secondary cartridge containing a secondary developer of a color other than the primary color; a front cover arranged on the front face, the front cover being configured to be opened or removed, the primary cartridge being replaceable through the front face when the front cover is opened or removed; a side cover arranged on the side face, the side cover being configured to be opened or removed, the secondary cartridge being replaceable through the side face when the side cover is opened or removed; and a recording medium cassette configured to hold a stack of sheets, the recording medium cassette being configured to be removed from the front face.