Engine-test button ............................................................................................................ 583 Troubleshooting menu ..................................................................................................... 584 Diagnostics mode ............................................................................................................ 585 Diagnostics that put the engine into the special diagnostics mode ................................. 585 Diagnostic tests ...............................................................................................................
586 Disable cartridge check ................................................................................................... 587 Paper-path sensors test ................................................................................................... 587 Paper-path test ................................................................................................................ 589 Manual sensor test (special-mode test) ........................................................................... 590 Component tests ..............................................................................................................
592 Component test (special-mode test) ............................................................... 592 Transfer-motors test ........................................................................................ 592 Belt-only test ................................................................................................... 592 Image-drum motors test .................................................................................. 592 CMYK-laser test .............................................................................................. 593 Fuser-motor test ..............................................................................................
593 Fuser pressure-release motor test .................................................................. 593 Color-alienation motor test .............................................................................. 593 ITB-contact/alienation test ............................................................................... 593 Paper-transport motor test .............................................................................. 594 Tray-1 pickup-solenoid test ............................................................................. 594 Tray-2 pickup-motor test .................................................................................
594 Duplexer reverse-motor test ............................................................................ 594 Duplexer refeed-motor test ............................................................................. 594 Print/stop test ................................................................................................................... 596 Color-band test ................................................................................................................ 597 Scanner tests ...................................................................................................................
597 Service-mode functions .................................................................................................................... 598 Service menu ................................................................................................................... 598 Product resets .................................................................................................................. 600 NVRAM initialization ........................................................................................ 600 Solve scanner problems ...................................................................................................................
601 Solve fax problems ........................................................................................................................... 602 Solve e-mail problems ...................................................................................................................... 603 Validate the SMTP gateway address ............................................................................... 603 Validate the LDAP gateway address ............................................................................... 603 Diagrams ..........................................................................................................................................
604 Connectors ...................................................................................................................... 604 DC controller PCA ........................................................................................... 604 PCAs ............................................................................................................... 604 Product base ................................................................................................... 606 1 x 500 input tray .............................................................................................
609 3 x 500 input tray ............................................................................................. 610 IPTU ................................................................................................................ 611 xiv ENWW