ML620/ML621 User’s Guide
²
Chapter 5: Maintenance
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69
Replacing the Ribbon Cartridge
........................................................
69
Ribbon Cartridge Handling
....................................................
69
If ribbon should contact the eyes:
..........................................
72
If ribbon should contact the skin
............................................
72
For more information
.............................................................
72
Clearing Paper Jams
...........................................................................
72
Continuous Feed Paper Jams
..................................................
72
Cut Sheet Paper Jams
..............................................................
74
Cleaning the Printer
............................................................................
75
Printer Exterior
..........................................................................
75
Printer Interior
...........................................................................
76
Testing the Printer
...............................................................................
77
Font Sample Test
.....................................................................
77
Rolling ASCII Test
....................................................................
78
Hexadecimal Dump Mode
........................................................
79
Chapter 6: Troubleshooting
.......................................................
80
General Information
............................................................................
80
Responding to Alarm Conditions
......................................................
81
Problems / Solutions
............................................................................
82
Appendix A: Parts & Accessories
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88
Purchasing Parts & Accessories
.......................................................
88
Consumables
.......................................................................................
89
Accessories
.........................................................................................
89
Appendix B: Printer Control Codes
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90
IBM Proprinter III Commands
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90
Epson FX Commands
.........................................................................
93
Oki MICROLINE Standard Commands
..............................................
95
Appendix C: Specifications
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97
Print Method
.............................................................................
97
Printhead
..................................................................................
97
Interfaces
..................................................................................
97
Receive Buffer Size
..................................................................
97
Printhead Life
.........................................................................
97
Reliability
..................................................................................
97
Ribbon Life
.............................................................................
97
Emulations (co-resident)
...........................................................
97
Physical Specifications
.............................................................
97
ML620
....................................................................................
97
ML621
....................................................................................
97
Print Speed
...............................................................................
98
Characters per Line (cpl)
..........................................................
98
Graphics Resolution
.................................................................
98
Resident Fonts
..........................................................................
98
Bar Codes
.................................................................................
99
Paper Thickness: Tractor Feed
................................................
99
Environmental Requirements
...................................................
99
Temperature
..........................................................................
99
Humidity
.................................................................................
99
Electrical Requirements
............................................................
99
Paper Specifications
...............................................................
100