Figure 5-21 Removing the ECU (1 of 8) ........................................................................................................... 88
Figure 5-22 Removing the ECU (2 of 8) ........................................................................................................... 89
Figure 5-23 Removing the ECU (3 of 8) ........................................................................................................... 90
Figure 5-24 Removing the ECU (4 of 8) ........................................................................................................... 91
Figure 5-25 Removing the ECU (5 of 8) ........................................................................................................... 92
Figure 5-26 Removing the ECU (6 of 8) ........................................................................................................... 93
Figure 5-27 Removing the ECU (7 of 8) ........................................................................................................... 94
Figure 5-28 Removing the ECU (8 of 8) ........................................................................................................... 95
Figure 5-29 Removing the access plate (1 of 2) .............................................................................................. 96
Figure 5-30 Removing the access plate (2 of 2) .............................................................................................. 96
Figure 5-31 Removing the power supply (1 of 5) ............................................................................................. 97
Figure 5-32 Removing the power supply (2 of 5) ............................................................................................. 98
Figure 5-33 Removing the power supply (3 of 5) ............................................................................................. 99
Figure 5-34 Removing the power supply (4 of 5) ........................................................................................... 100
Figure 5-35 Removing the power supply (5 of 5) ........................................................................................... 101
Figure 5-36 Grounding-spring locations ......................................................................................................... 102
Figure 5-37 Reinstalling the oblique-roller assembly .................................................................................... 103
Figure 5-38 Removing the paper feed guide assembly ................................................................................. 104
Figure 5-39 Removing the main motor (1 of 2) .............................................................................................. 106
Figure 5-40 Removing the main motor (2 of 2) .............................................................................................. 107
Figure 5-41 Removing the gear assembly (1 of 3) ......................................................................................... 108
Figure 5-42 Removing the gear assembly (3 of 3) ......................................................................................... 109
Figure 5-43 Reinstalling the gear assembly ................................................................................................... 110
Figure 5-44 Removing the tray 1 solenoid ..................................................................................................... 111
Figure 5-45 Removing the tray 2 solenoid ..................................................................................................... 112
Figure 5-46 Removing the e-label reader (1 of 2) .......................................................................................... 113
Figure 5-47 Removing the e-label reader (2 of 2) .......................................................................................... 114
Figure 5-48 Removing the face-down-roller shaft (1 of 2) .............................................................................. 115
Figure 5-49 Removing the face-down-roller shaft (2 of 2) .............................................................................. 116
Figure 5-50 Removing the cartridge door (1 of 3) .......................................................................................... 117
Figure 5-51 Removing the cartridge door (2 of 3) .......................................................................................... 118
Figure 5-52 Removing the cartridge door (3 of 3) .......................................................................................... 119
Figure 5-53 Removing the transfer roller ........................................................................................................ 120
Figure 5-54 Removing the registration assembly (1 of 3) .............................................................................. 121
Figure 5-55 Removing the registration assembly (2 of 3) .............................................................................. 122
Figure 5-56 Removing the registration assembly (3 of 3) .............................................................................. 123
Figure 5-57 Removing the tray 1 pickup roller ............................................................................................... 124
Figure 5-58 Removing the tray 2 pickup roller (1 of 2) ................................................................................... 125
Figure 5-59 Removing the tray 2 pickup roller (2 of 2) ................................................................................... 126
Figure 5-60 Removing the separation pad ..................................................................................................... 127
Figure 6-1 Jam-detection sensors .................................................................................................................. 150
Figure 6-2 Jetdirect page ............................................................................................................................... 158
Figure 6-3 Locating the engine-test-page switch ........................................................................................... 166
Figure 6-4 Main assemblies ....................................................................................................
....................... 190
Figure 6-5 Main parts ..................................................................................................................................... 191
Figure 6-6 Sensors and switches ................................................................................................................... 192
Figure 6-7 Motors, fans, and solenoids .......................................................................................................... 193
Figure 6-8 PCAs ............................................................................................................................................. 194
Figure 6-9 ECU wiring .................................................................................................................................... 195
Figure 6-10 Circuit diagram (1 of 2) ............................................................................................................... 196
xiv ENWW
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