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DA200/ DA300
Bar Code Printer Service Manual
TABLE OF CONTENT
1. OVERVIEW ............................................................................................................................................. 3
1.1 Front View ............................................................................................................................................. 3
1.2 Interior View.......................................................................................................................................... 4
2. ELECTRONICS ....................................................................................................................................... 5
2.1 Summary of Board Connectors .......................................................................................................... 5
2.2 Pin Configuration ................................................................................................................................. 8
3. MECHANISM......................................................................................................................................... 10
3.1 Replacing the Top Cover Assembly ................................................................................................. 10
3.2 Replacing the Top Cover Open Lever Assembly ............................................................................ 12
3.3 Replacing the Main Board Assembly ............................................................................................... 13
3.4 Replacing the Stepping Motor Module ............................................................................................ 14
3.5 Replacing the Black-mark Sensor Module ...................................................................................... 15
3.6 Replacing the Media Holder Assembly ............................................................................................ 16
3.7 Replacing the Media Holder Base Assembly .................................................................................. 18
3.8 Replacing the Printhead Module ...................................................................................................... 21
3.9 Replacing the Platen Roller assembly ............................................................................................. 25
3.10 Cutter Module Installation (Option) ................................................................................................ 26
3.11 Linerless Cutter Module Installation (Option) ............................................................................... 29
3.12 Peel-off Module Installation (Option) ............................................................................................. 32
4. TROUBLESHOOTING .......................................................................................................................... 35
4.1 LED Status .......................................................................................................................................... 35
4.2 Print Quality ........................................................................................................................................ 36
5. MAINTENANCE .................................................................................................................................... 39
UPDATE HISTORY ................................................................................................................................... 41