1Revisions to theS UPER S CRIPT 4200N AND 4400 S ERIES P RINTERS M AINTENANCE G UIDEO VERVIEWListed below are subjects that revise and add information to the SuperScript 4200N and 4400 Series PrintersMaintenance Guide. Each subject is listed in the order in which it affects the Maintenance Guide. Each section inthis addendum states which page of the Maintenance Guide is affected.• Service Modes• Entering a Service Mode• Upgrading the 4200N System Code• Upgrading the 4400 Series Boot, PS, and Network Codes• Appendix E: Error Messages• Appendix F: 4400 Series Operator Panel Buttons• Appendix G: 4400 Series Operator Panel LEDs• Appendix H: 4400 Series Operator Panel Messages• Appendix I: GlossaryS ERVICE MODESRevises page 39 of the Maintenance Guide.A service mode puts the printer into state for performing specific testing and service tasks. Described below are theservice modes for the 4200N and 4400 Series printers.4200N Service Modes4400 Series Service ModesBurn Boot and PS Use this mode for upgrading the printer system code.Burn PS Code Do not use this service mode.Burn Boot Code Do not use this service mode.Self Test Use this mode for commanding the printer to check and analyze specific printer hardware.Automatically displays messages on the operator panel and controller board LEDs.Code Version Use this mode for displaying the system code version.Download Code Use this mode for upgrading boot code.Run Disk File Use for selecting (starting) a custom program on the hard disk.Burn Flash Use this mode for upgrading the boot code.Format Disk Use this mode for formatting the boot partition of the hard disk.Show Version Use this mode for displaying the PS Code version.Self Test Use this mode for commanding the printer to check and analyze specific printer hardware.Automatically displays messages on the operator panel and controller board LEDs.