ContentsXerox ® Phaser® 6020 Printer 5User GuidePrinting on Custom Paper Sizes .......................................................................................................................... 69Printing on Both Sides of the Paper .......................................................................................................................... 71Setting Up 2-Sided Printing .................................................................................................................................. 71Loading Paper for Manual 2-Sided Printing .................................................................................................. 726 Maintenance 73Cleaning the Printer ......................................................................................................................................................... 74General Precautions................................................................................................................................................. 74Cleaning the Exterior............................................................................................................................................... 75Cleaning the Interior ............................................................................................................................................... 75Ordering Supplies .............................................................................................................................................................. 80Consumables .............................................................................................................................................................. 80When to Order Supplies ......................................................................................................................................... 80Recycling Supplies .................................................................................................................................................... 80Toner Cartridges................................................................................................................................................................ 81General Precautions................................................................................................................................................. 81Replacing a Toner Cartridge ................................................................................................................................ 81Refreshing the Toner ............................................................................................................................................... 82Cleaning the Developer.......................................................................................................................................... 82Adjustments and Maintenance Procedures .......................................................................................................... 83Color Registration ..................................................................................................................................................... 83Adjusting the Paper Type ...................................................................................................................................... 83Adjusting the Bias Transfer Roller ..................................................................................................................... 84Adjusting the Fuser .................................................................................................................................................. 84Refreshing the Bias Transfer Roller ................................................................................................................... 84Adjusting the Altitude............................................................................................................................................. 84Checking Page Counts .................................................................................................................................................... 85Moving the Printer ............................................................................................................................................................ 867 Troubleshooting 89General Troubleshooting ............................................................................................................................................... 90Printer Does Not Turn On ...................................................................................................................................... 90Printer Resets or Turns Off Frequently............................................................................................................. 90Printer Does Not Print ............................................................................................................................................. 91Printing Takes Too Long ........................................................................................................................................ 92Printer is Making Unusual Noises ...................................................................................................................... 92Condensation has Formed Inside the Printer ............................................................................................... 92Paper Jams .......................................................................................................................................................................... 93Minimizing Paper Jams .......................................................................................................................................... 93Locating Paper Jams ............................................................................................................................................... 95Clearing Paper Jams ................................................................................................................................................ 96Troubleshooting Paper Jams ............................................................................................................................... 99Print-Quality Problems .................................................................................................................................................. 101Controlling Print Quality ...................................................................................................................................... 101Solving Print-Quality Problems.......................................................................................................................... 102