Basic operation Function structure The product contains the following systems: ● Engine control system ● Laser scanner system ● Image-formation system ● Pickup, feed and delivery system ● Accessory Figure 1-1 Function structure Operation sequence The DC controller in the engine-control system controls the operational sequences. The following table describes durations and operations for each period of a print operation from when the product is turned on until the motors stop rotating. 2 Chapter 1 Theory of operation ENWW Engine control system Laser scanner system Image-formation system Pickup, feed and delivery system Accessory Laser scanner system Accessory