HP — HP Color LaserJet Enterprise M651 and HP Color LaserJet Enterprise MFP M680 Troubleshooting Manual (EN)

Service settings ............................................................................................................................... 522 Receive-fax messages .................................................................................................. 521 Settings in the Troubleshooting menu ........................................................................ 522 Firmware upgrades ........................................................................................................................................... 523 Determine the installed revision of firmware ................................................................................

523 Perform a firmware upgrade .......................................................................................................... 523 HP Embedded Web Server ............................................................................................ 523 USB flash drive (Pre-boot menu) ................................................................................. 524 USB flash drive (control-panel menu) .......................................................................... 525 Appendix A Product specifications .................................................................................................................

527 Product dimensions ........................................................................................................................................... 528 Product space requirements ............................................................................................................................. 529 Power consumption, electrical specifications, and acoustic emissions .......................................................... 530 Environmental specifications ............................................................................................................................

530 Certificate of Volatility ...................................................................................................................................... 531 Index ........................................................................................................................................................... 535 ENWW xiii