Pages are skewed ........................................................................................................... 175
Troubleshoot print-quality problems ................................................................................................ 177
Print-quality checklist ....................................................................................................... 177
Image-defect examples ................................................................................................... 178
Light print (partial page) .................................................................................................. 179
Light print (entire page) ................................................................................................... 180
Specks ............................................................................................................................. 180
Dropouts .......................................................................................................................... 181
Lines ................................................................................................................................ 181
Gray background ............................................................................................................ 182
Toner smear ................................................................................................................... 182
Loose toner ..................................................................................................................... 183
Repeating defects ........................................................................................................... 183
Repeating image ............................................................................................................. 184
Misformed characters ...................................................................................................... 184
Page skew ....................................................................................................................... 185
Curl or wave .................................................................................................................... 185
Wrinkles or creases ......................................................................................................... 186
Vertical white lines ........................................................................................................... 186
Tire tracks ....................................................................................................................... 187
White spots on black ....................................................................................................... 187
Scattered lines ................................................................................................................ 188
Blurred print .................................................................................................................... 188
Random image repetition ................................................................................................. 189
Diagrams .......................................................................................................................................... 190
Device component locations ............................................................................................ 190
Main assemblies ............................................................................................. 190
Main parts ....................................................................................................... 191
Sensors and switches ..................................................................................... 192
Motors, fans, and solenoids ............................................................................ 193
PCAs ............................................................................................................... 194
Wiring diagrams ............................................................................................................... 194
7 Parts and diagrams
Chapter contents .............................................................................................................................. 199
Order parts, accessories, and supplies ............................................................................................ 200
Order directly from HP ..................................................................................................... 200
Order through service or support providers ..................................................................... 200
Order directly through the embedded Web server (for printers that are connected to a
network) ........................................................................................................................... 200
Order directly through the HP Easy Printer Care software .............................................. 200
Part numbers .................................................................................................................................... 201
Paper-handling accessories ............................................................................................ 201
Print cartridge .................................................................................................................. 201
Memory ............................................................................................................................ 201
Cables and interfaces ...................................................................................................... 202
Covers .............................................................................................................................................. 204
Internal components ......................................................................................................................... 206
Tray 2 pickup assembly .................................................................................................................... 222
Alphabetical parts list ....................................................................................................................... 224
ENWW vii
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