BTP-M300 Service Manual
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Contents
1 Features and Specifications ......................................................................................................................1
1.1 Features .............................................................................................................................................1
1.2 Technical Specifications .....................................................................................................................1
2 Printer Overview ........................................................................................................................................2
3 Main Control Board Description .................................................................................................................4
3.1 USB interface .....................................................................................................................................4
3.1.1 Parameter ...................................................................................................................................4
3.1.2 Interface signal ............................................................................................................................4
3.1.3 USB interface connection ............................................................................................................4
3.2 Serial interface ...................................................................................................................................4
3.2.1 Parameter ...................................................................................................................................4
3.2.2 Interface connection and signal function .....................................................................................5
3.2.3 Serial connection .........................................................................................................................5
3.3 Parallel interface.................................................................................................................................5
3.3.1 Parameter ...................................................................................................................................5
3.3.2 Time Sequence of the Parallel Interface Module .........................................................................5
3.3.3 Interface signal ............................................................................................................................6
3.3.4 Parameter ...................................................................................................................................7
3.3.5 Effect of printer’s status on parallel interface ...............................................................................7
3.4 Ethernet interface ...............................................................................................................................7
3.4.1 Interface character ......................................................................................................................7
3.4.2 Protocol supported ......................................................................................................................7
3.4.3 Electrical character ......................................................................................................................8
3.4.4 Frame type ..................................................................................................................................8
3.4.5 Interface signal ............................................................................................................................8
4 Disassembly and Assembly .......................................................................................................................9
4.1 Maintenance Tools .............................................................................................................................9
4.2 Disassemble the printer ....................................................................................................................10
4.2.1 Disassemble the printer cover ...........................................................................................
........10
4.2.2 Disassemble the main control board cover ...............................................................................13
4.2.3 Disassemble the stationary blade cutter module .......................................................................14
4.2.4 Disassemble the non-retraction platen roller module ................................................................15
4.2.5 Disassemble the paper cabinet module ....................................................................................17
4.2.6 Disassemble the print module ...................................................................................................20