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Service Guide
133
Drum/transfix assembly
1.
Remove the right cover.
2.
Remove the left cover.
3.
Remove the front panel.
Left side
4.
Free the wiring harness leading from the drum/transfix assembly along
the left side of the print engine to the power control board and left I/O
board.
5.
Remove the drum position sensor assembly.
6.
Remove the upper feed-roller assembly.
7.
Remove the paper/drum heater.
8.
Remove the drum temperature sensor.
9.
Remove the C-clip securing the compound gear and remove the gear
and drive belt.
10.
Loosen the exit roller drive belt tensioner. Remove the exit roller drive
belt.
11.
Remove the duplex roller pulley and keyed bushing from the left end of
the shaft.
12.
Remove the three screws securing the paper-path motor in place.
Remove the motor so you can access the gear and keyed bushing from
the right end of the duplex roller shaft. Remove the duplex roller.
13.
Remove the tilt-arm spring.
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 ...