These manuals were developed mainly for use by copier technicians, although an end user with some technical ability will find them helpful in servicing his copier. These manuals do not show how to service or take apart any of the machines listed. These manuals do contain error codes, simulations, diagnostics, adjustments, maintenance counter procedures, and switch settings. If you are a beginner, you should at least purchase "The Imaging Guide to Xerographic Equipment" to learn the basics. There is a 15% restocking fee for any book that is returned.Canon CLC-3900, 4000, 5000, 5100; IR-C2620, C3100, C3170, C3200, C3220, C4080, C4580, C5180, C5185, C5800, C5870, C6800, C6870, Copystar CS-C2230, C2520, C2630D, C3225, C3232, Gestetner DSc224, DSc232, DSc328, DS332, DSc338, DSc424, DSc428, DSc432, DSc435, DSc445, DSc520, DSc525, DSc530, DSc535, DSc545, Konica-Minolta Bizhub C350, Kyocera Mita C2520, C2630D, C3225, C3232, Ricoh Aficio 1224C, 1232C, 2228C, 2232C, 2238C, 3224C, 3228C, 3232C, 3235C, 3245C, MPC2000, MPC2500, MPC3000, MPC3500, MPC4500