List of figures Figure 1-1 Model and serial numbers ................................................................................................................. 6 Figure 4-1 Systems overview ........................................................................................................................... 46 Figure 4-2 Print engine general structure ......................................................................................................... 47 Figure 4-3 Engine control system circuit diagram ............................................................................................
48 Figure 4-4 Low-voltage power supply circuit diagram ...................................................................................... 49 Figure 4-5 Pickup/feed/delivery system ........................................................................................................... 50 Figure 4-6 Laser/scanner system ..................................................................................................................... 51 Figure 4-7 Print cartridge diagram ....................................................................................................................
52 Figure 4-8 Image-formation system ................................................................................................................. 52 Figure 4-9 Primary charging ............................................................................................................................. 53 Figure 4-10 Developing .................................................................................................................................... 53 Figure 4-11 Transfer .........................................................................................................................................
54 Figure 4-12 Separation ..................................................................................................................................... 54 Figure 4-13 Fusing ........................................................................................................................................... 55 Figure 4-14 Drum cleaning ............................................................................................................................... 55 Figure 4-15 Cross-section of device .................................................................................................................
56 Figure 4-16 Operational sequences ................................................................................................................. 59 Figure 4-17 Timing diagram ............................................................................................................................. 60 Figure 4-18 Print cartridge memory tag ............................................................................................................ 61 Figure 5-1 Parts removal diagram ....................................................................................................................
68 Figure 5-2 Removing the right-side cover ........................................................................................................ 69 Figure 5-3 Removing the left-side cover (1 of 2) .............................................................................................. 70 Figure 5-4 Removing the left-side cover (2 of 2) .............................................................................................. 71 Figure 5-5 Removing the back cover ...............................................................................................................
72 Figure 5-6 Removing the I/O cover .................................................................................................................. 73 Figure 5-7 Removing the top, right cover ......................................................................................................... 74 Figure 5-8 Removing the top cover .................................................................................................................. 75 Figure 5-9 Removing the front, right cover (1 of 2) ..........................................................................................
76 Figure 5-10 Removing the front, right cover (2 of 2) ........................................................................................ 77 Figure 5-11 Removing the control panel .......................................................................................................... 78 Figure 5-12 Reinstalling the control panel ........................................................................................................ 79 Figure 5-13 Removing the formatter (1 of 3) ....................................................................................................
80 Figure 5-14 Removing the formatter (2 of 3) .................................................................................................... 81 Figure 5-15 Removing the formatter (3 of 3) .................................................................................................... 82 Figure 5-16 Removing the fuser (1 of 3) .......................................................................................................... 83 Figure 5-17 Removing the fuser (2 of 3) ..........................................................................................................
84 Figure 5-18 Removing the fuser (3 of 3) .......................................................................................................... 85 Figure 5-19 Removing the laser/scanner (1 of 2) ............................................................................................. 86 Figure 5-20 Removing the laser/scanner (2 of 2) ............................................................................................. 87 ENWW xiii