iv •
••
• Scope User Manual Model 676 LOKPRINT®
Adjustments 32
Feed Roller Pressure ................................................................................................................ 32
Sensors..................................................................................................................................... 32
Sensor Adjustments: ................................................................................................................ 32
Machine Set Up Sequence .......................................................................................................33
Maintenance 34
Cleaning................................................................................................................................... 34
Print Head Handling ................................................................................................................ 35
Print Head Replacement ..........................................................................................................36
Lubrication Procedure.............................................................................................................. 39
Electrical Trouble Shooting 40
Power Up / Sign On / Communications ................................................................................... 40
Stock / Ink Advance.................................................................................................................42
Print ......................................................................................................................................... 43
Mechanical Trouble Shooting 44
Stock ........................................................................................................................................ 44
Ink............................................................................................................................................ 45
Print ......................................................................................................................................... 45
Appendix A 46
Error Messages ........................................................................................................................ 46
Appendix B 47
Software Upgrade Chip Placement Positions........................................................................... 47
Front Panel Diagnostic Descriptions........................................................................................49
Appendix C 50
Printhead Life Extension.......................................................................................................... 50
Printhead Fail Modes ............................................................................................................... 51
Printhead Cleaning Procedure.................................................................................................. 52
Printhead Installation and Removal Procedures....................................................................... 53
Electrical Assembly Drawings 54
Machine Wiring ....................................................................................................................... 54
Electrical System Schematic .................................................................................................... 55
Motherboard Power Connectors ..............................................................................................56
Mechanical Assembly Drawings 57
Unwind Assembly Drawing ..................................................................................................... 58
Unwind Parts List ....................................................................................................................59
Web Guide Assembly Drawing................................................................................................ 60
Web Guide Parts List............................................................................................................... 61
Drive Assembly Drawing.........................................................................................................62
Drive Parts List ........................................................................................................................ 63
Top - Printhead Assembly Drawing......................................................................................... 64