Xerox WorkCentre Pro 421 User Guide Index-iIndexIndexNumerics2 Sided Printing, printer driver 4-202-Sided 3-181>1 Sided 3-181>2 Sided 3-182>1 Sided 3-182>2 Sided 3-182-Up 3-23AAbout tab, printer driver 4-35Added FeaturesCopy 3-15Added Features, Copy2-Sided 3-182-Up 3-23Annotation 3-26Booklet 3-24Bound Original 3-19Build Job 3-27Edge Erase 3-22Image Shift 3-21Paper Type 3-32Stored Job 3-30ADF 2-9ADU 2-9Alarm LED 2-13Annotation 3-26Off 3-26Page number(#) 3-26Page#Date&Time 3-26Appendix A - Safety Notes A-1Appendix B - Specifications B-1Arrow Keys 2-13Auto Duplex Unit (ADU) 2-9Automatic Document Feeder (ADF) 2-9, 3-2Specifications B-4Automatic Test 7-35BBasic Troubleshooting 6-1Error Messages and Codes 6-7Image Quality Problems 6-12Booklet 3-24To Produce a Booklet 3-25Bound Original 3-19Off 3-20On (Binder Erase) 3-20On (Both Pages) 3-20Bracket text typeface, conventions 1-7Build Job 3-27buttons 2-11Bypass Tray 2-10, 3-13Approved Media B-5Loading Media 5-30Paper Type 3-32Specifications B-4CCalling for Service 6-6Calling for service, Serial number location 1-4Cautions, conventions 1-8Centre TraySpecifications B-5Changing DefaultsCopy 3-34Initial Setup 7-23Machine Defaults 7-2Machine Defaults & Setups 7-1Printer 4-36Changing the Initial Setup 7-23Cleaning 5-2Control Panel, Keyboard, LCD Display 5-3Document Feeder and Output Tray 5-3Document Glass and Constant VelocityTransport Glass 5-3Transfer Corotron Wire 5-4