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Phaser 440 Color Printer
7
Cleaning and Maintenance
Cleaning 7-1
Lubrication 7-2
Inspecting 7-3
Replacements 7-4
8
FRU Disassembly/Assembly
Required tools 8-1
Lower tray assembly 8-2
Printer cabinet panels 8-4
Paper-feed module 8-6
Accessing the pick roller, aligning roller, and the lower feed roller 8-7
Paper-pick roller, clutch, and paper-empty flag 8-10
Lower aligning roller, clutch, and paper-pass sensor
1
flag 8-12
Removing the upper aligning roller 8-14
Removing the feed
roller 8-15
Removing the exit
rollers 8-16
Bail roller assembly 8-17
Thermal head 8-18
Drum 8-20
Motors 8-25
Paper-feed motor 8-25
Drum motor 8-26
Transfer roll take-up
motor 8-28
Thermal head lift motor 8-30
Sensors and switches 8-31
Paper-pass sensor
1 and paper-empty sensor 8-31
Paper clamp sensor 2 8-31
Thermal head position sensors 8-31
Transfer roll mark sensors 8-31
Tray sensor circuit board 8-32
Paper-pass sensor
2 8-33
Paper clamp sensor 1 8-35
Card cage and power supply 8-36