Basic operation Major product systems The product contains the following five systems: ● Engine-control system ● Laser scanner system ● Image-formation system ● Media feed system ● Optional paper feeder system Product block diagram Figure 1-1 Product block diagram 2 Chapter 1 Theory of operation ENWW ENGINE CONTROL SYSTEM LASER SCANNER SYSTEM IMAGE-FORMATION SYSTEM MEDIA FEED SYSTEM OPTION LASER SCANNER SYSTEM OPTION