
1.Startupandshutdownoperation ....................................................................................................................... 40
1.1Printstartupoperation............................................................................................................................. 40
1.2Printershutdownoperation ...................................................................................................................... 41
PrinterMaintenance................................................................................................................................................ 42
1.Periodicmaintenanceforprinterparts(basedonan6hourdailyproduction) ......................................... 42
2.Maintenanceofthemechanicalparts......................................................................................................... 42
3.Precisionpartmaintenance......................................................................................................................... 43
4.Printheadmaintenance ............................................................................................................................... 43
4.1Dailyroutinemaintenance ........................................................................................................................ 43
4.2Printheadpreservationduringpowerfailure............................................................................................ 43
4.3Printheadpreservationduringlongvacation............................................................................................ 44
5.Replacementofconsumableparts.............................................................................................................. 45
5.1Replacementofinkpump.......................................................................................................................... 45
5.2Inkrefill ...................................................................................................................................................... 46
5.3Replacementofinkfilter ........................................................................................................................... 46
5.4Replacementofairpump .......................................................................................................................... 47
Troubleshooting....................................................................................................................................................... 48
1.Buzzindicationsandtroubleshooting.......................................................................................................... 48
2.Pressuresystemproblems........................................................................................................................... 49
2.1Unstablenegativepressure ....................................................................................................................... 49
2.2Thepressureindicatorreads“0”............................................................................................................... 49
2.3Pressurecannotrisewhenpriming(negativepressureisnormal)........................................................... 49
2.4Singlebuzzalert......................................................................................................................................... 49
3.Inklinemalfunction ..................................................................................................................................... 50
3.2Inkleakageofthenozzles.......................................................................................................................... 50
4.Printheadstrike............................................................................................................................................ 51
4.1.Howtoavoidheadstrikewiththemedia................................................................................................. 51
4.2.Dealingwithheadstrikeproblem............................................................................................................. 52
5.Carriagemovingmalfunction....................................................................................................................... 53
5.1Carriagemovingfailure.............................................................................................................................. 53
6.Automaticheadheightadjustmentmalfunctions....................................................................................... 54
7.Printingqualitytroubleshooting.................................................................................................................. 55
Appendix .................................................................................................................................................................. 56
1.RoutineMaintenanceGuide........................................................................................................................ 56
4.ToolsandMaterialsneeded: ....................................................................................................................... 58
5.ChannelinformationofRicohGen5 ............................................................................................................ 59
5.1Singlearraycarriageset............................................................................................................................. 59
5.2Doublearraycarriageset........................................................................................................................... 62
6.SignracerLEDtimingsettings………………………………………………………………………………………………………………….72