Service manual

List of figures
Figure 4-1 System block diagram ..................................................................................................................... 34
Figure 4-2 Optical system (1 of 2) .................................................................................................................... 36
Figure 4-3 Optical system (2 of 2) .................................................................................................................... 37
Figure 4-4 Cross-section of printer ................................................................................................................... 38
Figure 4-5 Engine control system ..................................................................................................................... 39
Figure 4-6 Engine-control-system circuit diagram ............................................................................................ 40
Figure 4-7 Laser/scanner system ..................................................................................................................... 41
Figure 4-8 Pickup/feed/delivery system ........................................................................................................... 42
Figure 4-9 Image-formation system ................................................................................................................. 43
Figure 4-10 Primary charging ........................................................................................................................... 43
Figure 4-11 Developing .................................................................................................................................... 44
Figure 4-12 Transfer ......................................................................................................................................... 45
Figure 4-13 Separation ..................................................................................................................................... 45
Figure 4-14 Fusing ........................................................................................................................................... 46
Figure 4-15 Drum cleaning ............................................................................................................................... 46
Figure 5-1 Phillips and pozidrive screwdriver comparison ............................................................................... 49
Figure 5-2 Parts removal order ........................................................................................................................ 52
Figure 5-3 Remove the link assemblies and scanner support-frame spring (1 of 4) ........................................ 53
Figure 5-4 Remove the link assemblies and scanner support-frame spring (2 of 4) ........................................ 54
Figure 5-5 Remove the link assemblies and scanner support-frame spring (3 of 4) ........................................ 54
Figure 5-6 Remove the link assemblies and scanner support-frame spring (4 of 4) ........................................ 55
Figure 5-7 Remove the scanner lid (1 of 2) ...................................................................................................... 56
Figure 5-8 Remove the scanner lid (2 of 2) ...................................................................................................... 56
Figure 5-9 Remove the control-panel overlay .................................................................................................. 57
Figure 5-10 Remove the control-panel assembly (1 of 3) ................................................................................ 58
Figure 5-11 Remove the control-panel assembly (2 of 3) ................................................................................ 58
Figure 5-12 Remove the control-panel assembly (3 of 3) ................................................................................ 59
Figure 5-13 Remove the scanner assembly (1 of 10) ...................................................................................... 60
Figure 5-14 Remove the scanner assembly (2 of 10) ...................................................................................... 60
Figure 5-15 Remove the scanner assembly (3 of 10) ...................................................................................... 61
Figure 5-16 Remove the scanner assembly (4 of 10) ...................................................................................... 61
Figure 5-17 Remove the scanner assembly (5 of 10) ...................................................................................... 62
Figure 5-18 Remove the scanner assembly (6 of 10) ...................................................................................... 62
Figure 5-19 Remove the scanner assembly (7 of 10) ...................................................................................... 63
Figure 5-20 Remove the scanner assembly (8 of 10) ...................................................................................... 63
Figure 5-21 Remove the scanner assembly (9 of 10) ...................................................................................... 64
Figure 5-22 Remove the scanner assembly (10 of 10) .................................................................................... 64
Figure 5-23 Remove the print cartridge (1 of 2) ............................................................................................... 65
Figure 5-24 Remove the print cartridge (2 of 2) ............................................................................................... 65
ENWW xi