HP Officejet Pro X451 Series - Page 9

REDI distribution PCA ..................................................................................... 119
Feed motor encoder sensor PCA .................................................................... 120
Eject flap opto PCA ......................................................................................... 123
Printzone distribution PCA .............................................................................. 123
Media presence sensor PCA/flag .................................................................... 126
Main PCA ........................................................................................................ 127
Main PCA calibration procedure ..................................................................... 132
Tray 3 interconnect PCA ................................................................................. 135
Pick encoder distribution PCA ......................................................................... 136
Wireless PCA .................................................................................................. 137
2 Parts and diagrams ..................................................................................................................................... 139
Order parts by authorized service providers .................................................................................... 140
Order replacement parts .................................................................................................. 140
Related documentation and software .............................................................................. 140
Supplies part numbers ..................................................................................................... 140
Customer self-repair parts ............................................................................................... 141
Cables and power cords .................................................................................................. 142
Service part number and retail SKU cross-references .................................................... 142
How to use the parts lists and diagrams .......................................................................................... 144
Assembly locations ........................................................................................................................... 145
Front view (X451 Series) ................................................................................................. 145
Front view (X551 Series) ................................................................................................. 146
Back view ......................................................................................................................... 147
Covers, panels, and doors ............................................................................................................... 148
Internal assemblies .......................................................................................................................... 150
Alphabetical parts list ....................................................................................................................... 160
Numerical parts list ........................................................................................................................... 165
Index ................................................................................................................................................................. 171
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