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Star Micronics SP320S technical manual Gears, Parts Replacement

Models: SP320S

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4.13 Gears

PARTS REPLACEMENT

4.13 Gears

1.Remove

•Upper case unit according to the procedure de- scribed in Section 4.1.

•Stop ring SE4 1

•Gear 2

•Gear 3

•Gear 4

2.Assembly (Ver.1)

Move the carriage to the left end. Align the gear wheels so that the cut-out section of the drive shaft and one end of the cut-out section of the timing pulse plate are facing upward as shown in the figure. Secure the gears with the stop rings.

3.Adjust

•Column displacement

(Refer to Section 3.4.)

4-7

Image 43

Star Micronics SP320S technical manual Gears, Parts Replacement

Contents

SECOND EDITION SP320S SERIESDOT MATRIX PRINTER TECHNICALMANUALPage CONTENTS Page General description CHAPTERGENERAL DESCRIPTION GENERAL DESCRIPTIONPage 1.2 Model name notation 1.1 General descriptionGENERAL DESCRIPTION GENERAL DESCRIPTION 1.3 Instructions apply modelsPage Page Page Page Page Page Page Page Page Page Page Page Page 2.4.2 Print Head Carriage Mechanism THEORY OF OPERATIONPage Page THEORY OF OPERATION 2.4.4 Ink Ribbon Feed MechanismFig. 2-17 Ribbon Feed Mechanism Page Page Page Page Page Page 3.3 Adjusting the Print Speed ADJUSTMENTFig. 3-6 Print Speed Adjustment Page Page Page Page Page Page Page Page 4.9 Terminal Board Unit PARTS REPLACEMENT4.10 Carriage Motor Unit Page PARTS REPLACEMENT 4.13 GearsPage Page Page Page Page Page Fig. 5-1. Lubrication and screw sealing positions MAINTENANCE AND LUBRICATIONPage Page PARTS LIST CHAPTER PARTS LISTHOW TO USE PARTS LIST 6.1.1 Assembly Drawing PARTS LIST 6.1 Printer AssemblyA. SP321SD, SP322SD, SP323SD PARTS LIST B. SP321SC, SP322SC, SP323SC6.1.2 Parts List PARTS LISTPrinter Assembly PARTS LIST6.2.1 Assembly Drawing PARTS LIST 6.2 Printer MechanismMP321S, MP322S, MP323S PARTS LIST 6.2.2 Parts ListPARTS LIST 6.3.1 Upper Case Unit PARTS LIST 6.3 Sub-assemblyPARTS LIST 6.3.2 Lower Case Unit6.4.1 For Serial Interface PARTS LIST 6.4 Wiring Schematic of PrinterPARTS LIST 6.4.2 For Parallel Interface6.5.1 Serial Interface PARTS LIST 6.5 Main Logic Board6.5.1.1 Circuit Diagram PARTS LIST PARTS LIST PARTS LIST 6.5.1.2 Component Layout PARTS LIST6-17 PARTS LIST6.5.1.3 Parts List Main Logic Board Serial InterfaceMain Logic Board Serial Interface PARTS LIST6-18 Main Logic Board Serial Interface PARTS LIST6-19 PARTS LIST 6.5.2 For Parallel Interface6.5.2.1 Circuit Diagram PARTS LIST PARTS LIST PARTS LIST 6.5.2.2 Component Layout PARTS LIST6-25 PARTS LIST6.5.2.3 Parts List Main Logic Board Parallel InterfaceMain Logic Board Parallel Interface PARTS LIST6-26 Main Logic Board Parallel Interface PARTS LIST6-27 6.6.1 Circuit Diagram 6.6.2 Component Layout 6.6.3 Parts List PARTS LIST 6.6 Control Panel Board6.7.1 Circuit Diagram PARTS LIST 6.7 Power Supply Unit Except for H.KPARTS LIST 6.7.2 Component Layout6.7.3 Parts List PARTS LISTLC000 6.8.1 Circuit Diagram PARTS LIST 6.8 Power Supply Unit For H.K6.8.2 Parts List PARTS LIST6.9.1 Circuit Diagram PARTS LIST 6.9 Terminal Board6.9.2 Component List Ver VerPARTS LIST PARTS LIST 6.9.3 Parts List6.10.1 Circuit Diagram 6.10.2 Component Layout 6.10.3 Parts List PARTS LIST 6.10 Home Position Detector Board6.11.1 Circuit Diagram 6.11.2 Component Layout PARTS LIST 6.11 RS422 Interface Board BD320K option6.11.3 Parts List 6.12.1 Circuit Diagram 6.12.2 Component Layout 6.12.3 Parts List PARTS LIST 6.12 Current loop Board BD320L optionPage STAR MICRONICS AMERICA, INC Distributed byELECTRONIC PRODUCTS DIVISION OVERSEAS SUBSIDIARY COMPANIES