1 Outline .......................................................................................................................................................... 7
2 CPU Peripheral Circuit ................................................................................................................................. 8
3 Printer Control Circuit ................................................................................................................................ 10
4 Cutter Control Circuit .................................................................................................................................. 11
6 Paper End Sensor Circuit ............................................................................................................................ 13
7 Parallel Interface Circuit ............................................................................................................................. 14
8 Serial Interface Circuit ................................................................................................................................ 16
9 RS422A interface Circuit ............................................................................................................................ 18
10 Power Supply Circuit .................................................................................................................................. 19
Chapter 3. Auto Cutter ........................................................................................................................... 20
1 Maintenance and Handling ......................................................................................................................... 21
4 Disassembly and Assembly ........................................................................................................................ 26
Chapter 4. Circuit Diagram .................................................................................................................... 28
1 Power Supply Circuit .................................................................................................................................. 29
2 Noise Filter Circuit ..................................................................................................................................... 30
3 Operation Panel Circuit .............................................................................................................................. 30
4 Paper End Sensor Circuit ............................................................................................................................ 30
5 OP Junction Circuit ..................................................................................................................................... 31
6 Parallel ........................................................................................................................................................ 32
7 RS232C ....................................................................................................................................................... 33
8 PS422A ....................................................................................................................................................... 34
Chapter 5. Parts List ............................................................................................................................... 35
1 Exploded View ............................................................................................................................................ 36
2 Block Diagram ............................................................................................................................................ 41
3 Power Supply Unit ...................................................................................................................................... 43
4 Noise Filter Unit ......................................................................................................................................... 45
5 Control Board Unit: RS232C ...................................................................................................................... 47
6 Control Board Unit: Parallel ....................................................................................................................... 51
7 Control Board Unit: RS422A ..................................................................................................................... 55
9 Auto Cutter ................................................................................................................................................. 63
10 Winder ......................................................................................................................................................... 67
CONTENTS
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