4. Hardware ................................................................................................................................................ 48

4-1 Wiring Diagram .................................................................................................................................. 48

4-1-1 Main board wiring diagram.......................................................................................................... 48

4-1-2 Connector sub PCB wiring diagram............................................................................................ 49

4-2 Block Diagram.................................................................................................................................... 50

4-3 PCB Layout & Part List ...................................................................................................................... 51

4-3-1 Main Board.................................................................................................................................. 51

4-4-2 ASSY-PCB-CONNECTOR SUB ................................................................................................. 57

4-4-3 ASSY-OPERATION PANEL ....................................................................................................... 58

4-4-4 ASSY-PCB-HEAD....................................................................................................................... 59

4-4-5 Serial Interface (RS-232C).......................................................................................................... 60

4-4-6 Parallel Interface (IEEE1284) ..................................................................................................... 61

4-4-7 USB Interface.............................................................................................................................. 62

4-4-8 Ethernet Interface ....................................................................................................................... 63

4-5 Schematic Diagram ........................................................................................................................... 65

4-5-1 Main Circuit Diagram .................................................................................................................. 65

4-5-2 Head circuit diagram ................................................................................................................... 74

4-5-3 Serial Interface Diagram (RS-232C)........................................................................................... 75

4-5-4 Parallel Interface Diagram (IEEE-1284) ..................................................................................... 76

4-5-5 USB Interface Diagram (Universal Serial Bus) ........................................................................... 77

5. Disassembly and Assembly ................................................................................................................. 78

5-1 SMP715 Printer mechanism unit Sub-assembly ............................................................................... 78

5-1-1 Frame-main caulking assy .......................................................................................................... 78

5-1-2 Ribbon-feeder assy..................................................................................................................... 78

5-1-3 Lever-ribbon-feeder assy ............................................................................................................ 79

5-1-4 Lever-tension assy...................................................................................................................... 79

5-1-5 Carriage head assy..................................................................................................................... 80

5-1-6 Head-cover assy ......................................................................................................................... 80

5-1-7 Frame basket-A assy .................................................................................................................. 81

5-1-8 Frame basket-C assy.................................................................................................................. 82

5-1-9 Frame-holder basket-L assy ....................................................................................................... 83

5-1-10 Frame-holder basket-L caulking assy....................................................................................... 83

5-1-11 Frame-holder basket-R caulking assy ...................................................................................... 83

5-1-12 Frame-housing cutter lower assy.............................................................................................. 84

5-1-13 Cutter lower assy ...................................................................................................................... 84

5-1-14 Frame-rotator assy.................................................................................................................... 85

5-1-15 Holder platen assy .................................................................................................................... 86

5-2 SMP715 Printer mechanism unit Main-assembly.............................................................................. 87

5-2-1 Main-assembly A ........................................................................................................................ 87

5-2-2 Main-assembly B ........................................................................................................................ 88

5-2-3 Main-assembly C ........................................................................................................................ 89

5-2-4 Main-assembly D ........................................................................................................................ 90

5-2-5 Main-assembly E (for SMP715A type)........................................................................................ 91

5-2-6 Main-assembly E (for SMP715C type) ....................................................................................... 92

5-3 Auto cutter unit assembly .................................................................................................................. 93

5-3-1 AC timing belt assy ..................................................................................................................... 93

5-3-2 AC upper frame caulking assy .................................................................................................... 93

5-3-3 AC upper cutter guide assy......................................................................................................... 94

5-3-4 AC upper cutter assy .................................................................................................................. 94

5-3-5 AC motor assy............................................................................................................................. 95

5-3-6 AC motor sub assy...................................................................................................................... 95

5-3-7 PCB-AC assy .............................................................................................................................. 95

5-3-8 Main assy .................................................................................................................................... 96

Rev. 2.00

- 3 -

SRP-275

Table of Contents