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TTP-245C/ TTP-343C/ TTP-244CE
Bar Code Printer Service Manua
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TABLE OF CONTENT
1. OVERVIEW ................................................................................................................ 1
1.1 Front View ............................................................................................................... 1
1.2 Interior View ............................................................................................................ 3
1.3 Rear View ................................................................................................................. 4
2. ELECTRONICS .......................................................................................................... 5
2.1 Summary of Board Connectors ............................................................................. 5
2.2 Pin Configuration .................................................................................................... 9
3. MECHANISM ........................................................................................................... 11
3.1 Replacing Top Cover and Media View Window Cover ....................................... 11
3.2 Replacing the Lower Cover .................................................................................. 13
3.3 Replacing the Main Board .................................................................................... 14
3.4 Replacing the Platen Roller Assembly ................................................................ 15
3.5 Replacing the Print Head Assembly .................................................................... 16
3.6 Replacing the Stepping Motor ............................................................................. 18
3.7 Replacing the Feed Button and Feed Button PCB ............................................. 19
3.8 Peel-off Module Installation (Option) .................................................................. 20
3.9 Cutter Module Installation (Option) ..................................................................... 22
4. TROUBLESHOOTING ............................................................................................. 24
4.1 LED Status ............................................................................................................. 24
4.2 Print Quality .......................................................................................................... 25
5. MAINTENANCE ....................................................................................................... 27
UPDATE HISTORY ...................................................................................................... 29