Basic operation Major printer systems The product contains the following five systems: ● Engine-control system ● Laser/scanner system ● Image-formation system ● Media feed system ● Option Printer block diagram Figure 1-1 Printer 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