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Phaser 840 and 850 Color Printers
Key FRU Removal and Replacement
125
Main board and its components 126
Power supply 128
Power control board 129
Upper feed roller assembly 130
Paper/drum heater 132
Drum/transfix assembly 133
Drum position sensor assembly (Phaser 840 printer) 138
Drum position sensor assembly (Phaser 850) 140
Printhead 142
X-axis motor and drive assembly 145
Y-axis belt drive assembly (Phaser 840 printer) 146
Y-axis belt drive assembly (Phaser 850 printer) 147
Cap/wipe/purge assembly (Phaser 840 printer) 148
Cap/wipe/purge assembly (Phaser 850 printer) 150
FRU List
153
High-capacity Paper Tray Assembly 170
Service tools 172
Supplies and accessories 173
Test Prints
177
Wiring Diagrams
191
Summary of Contents for Phaser 840
Page 11: ...xii Phaser 840 and 850 Color Printers ...
Page 65: ...54 Phaser 840 and 850 Color Printers ...
Page 101: ...90 Phaser 840 and 850 Color Printers ...
Page 125: ...114 Phaser 840 and 850 Color Printers ...
Page 134: ...Service Guide 123 Clearing PostScript NVRAM menu item ...
Page 135: ...124 Phaser 840 and 850 Color Printers ...
Page 166: ...Service Guide 155 Figure 1 Cabinet FRUs 7 5 6 8 1 2 4 0388 21 3 9 9 ...
Page 170: ...Service Guide 159 Figure 3 Paper path FRUs 0388 80 2 1 5 11 10 9 12 6 4 3 7 13 8 11a 11b ...
Page 172: ...Service Guide 161 Figure 4 Motor and fan FRUs 0388 14 7 4 3 5 6 2 1 ...
Page 174: ...Service Guide 163 Figure 5 Circuit board FRUs 4 3 5 2 1 9 7 6 8 10 11 13 0388 81 12 7a ...
Page 176: ...Service Guide 165 Figure 6 Solenoid and clutch FRUs 4 5 3 2 1 0388 23 ...
Page 182: ...Service Guide 171 Figure 9 High capacity PaperTray 0388 65a 1 2 ...