HP M426FDW User Guide

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Clear paper jams in the document feeder ...................................................................................... 128

Clear paper jams in Tray 1 .............................................................................................................. 131

Clear paper jams in Tray 2 .............................................................................................................. 132

Clear paper jams in Tray 3 .............................................................................................................. 136

Clear paper jams in the fuser .......................................................................................................... 140

Clear paper jams in the output bin ................................................................................................. 143

Clear paper jams in the duplexer .................................................................................................... 146

Improve print quality ......................................................................................................................................... 148

Introduction ..................................................................................................................................... 148

Print from a different software program ....................................................................................... 148

Check the paper-type setting for the print job ............................................................................... 148

Check the paper type setting (Windows) ..................................................................... 148

Check the paper type setting (OS X) ............................................................................. 148

Check toner-cartridge status .......................................................................................................... 149

Clean the printer ............................................................................................................................. 150

Print a cleaning page .................................................................................................... 150

Check the scanner glass for dirt and smudges ............................................................ 150

Visually inspect the toner cartridge ............................................................................................... 150

Check paper and the printing environment .................................................................................... 151

Step one: Use paper that meets HP specifications ...................................................... 151

Step two: Check the environment ................................................................................ 151

Step three: Set the individual tray alignment .............................................................. 151

Check the EconoMode settings ....................................................................................................... 152

Try a different print driver .............................................................................................................. 152

Improve copy and scan image quality .............................................................................................................. 154

Introduction ..................................................................................................................................... 154

Check the scanner glass for dirt and smudges ............................................................................... 154

Check the paper settings ................................................................................................................ 154

Check the image adjustment settings ............................................................................................ 155

Optimize for text or pictures .......................................................................................................... 155

Edge-to-edge copying .................................................................................................................... 155

Clean the pickup rollers and separation pad in the document feeder ........................................... 156

Improve fax image quality ................................................................................................................................ 157

Introduction ..................................................................................................................................... 157

Check the scanner glass for dirt and smudges ............................................................................... 157

Check the send-fax resolution settings ......................................................................................... 158

Check the error-correction settings ............................................................................................... 158

Check the fit-to-page setting ......................................................................................................... 158

Clean the pickup rollers and separation pad in the document feeder ........................................... 158

Send to a different fax machine ..................................................................................................... 160

Check the sender's fax machine ..................................................................................................... 160

viii ENWW

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HP M426FDW LaserJet Pro All-in-One Wireless Laser Printer

User Guide - Page 10