Use manual print modes ....................................................................................................... 435 Solve image quality problems ................................................................................................ 439 Image defects table ............................................................................................... 439 Clean the product ................................................................................................................ 445 Print a cleaning page ............................................................................................
445 Check the scanner glass for dirt or smudges ............................................................. 445 Clean the pickup rollers and separation pad in the document feeder ........................... 448 Solve performance problems ................................................................................................. 450 Solve connectivity problems ................................................................................................... 451 Solve USB connection problems .............................................................................. 451 Solve wired network problems ................................................................................
451 The product has a poor physical connection. ............................................. 451 The computer is using the incorrect IP address for the product ...................... 451 The computer is unable to communicate with the product ............................ 452 The product is using incorrect link and duplex settings for the network .......... 452 New software programs might be causing compatibility problems ................ 452 The computer or workstation might be set up incorrectly .............................. 452 The product is disabled, or other network settings are incorrect ....................
452 Service mode functions ......................................................................................................... 453 Service menu ........................................................................................................ 453 Product resets ....................................................................................................... 457 Restore factory-set defaults ....................................................................... 457 Restore the service ID .............................................................................. 457 Product cold reset ...................................................................................
458 Format Disk and Partial Clean functions ................................................................... 458 Active and repository firmware locations ................................................... 458 Partial Clean ......................................................................................... 458 Execute a Partial Clean ............................................................ 459 Format Disk ........................................................................................... 459 Solve fax problems ...............................................................................................................
461 Execute a Format Disk .............................................................. 460 Checklist for solving fax problems ........................................................................... 461 What type of phone line are you using? .................................................... 461 Are you using a surge-protection device? .................................................. 462 Are you using a phone company voice-messaging service or an answering machine? .............................................................................................. 462 Does your phone line have a call-waiting feature? ......................................
462 Check fax accessory status ..................................................................................... 463 General fax problems ............................................................................................ 464 Use Fax over VoIP networks .................................................................................... 465 Problems with receiving faxes ................................................................................. 466 ENWW xix