Star Micronics TSP400 technical manual

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NOTICE

∙All rights reserved. Reproduction of any part of this manual in any form whatsoever, without STAR’s express permission is forbidden.

∙The contents of this manual are subject to change without notice.

∙All efforts have been made to ensure the accuracy of the contents of this manual at the time of going to press. However, should any errors be detected, STAR would greatly appreciate being informed of them.

∙The above notwithstanding, STAR can assume no responsibility for any errors in this manual.

© Copyright 1994 Star Micronics Co., LTD.

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Contents TSP400 Series Page Introduction Page Chapter Specifications and Operation Specifications and Operation General Specifications OCR-BExternal Appearance and Internal Configuration Internal Configuration TSP412DDIP-Switch Settings Status of printer power Baud Print-Density Adjustment Sensor Adjustment Specifications and Operation Setting Memory Switches from the Control Panel Test Print HEX DumpPage/Line Mode Switch Exposing the Peripheral Unit Connector Changing the Interface Board Specifications and Operation Chapter Theory of Operation Theory of Operation Block Diagram 24VControl Panel Main and Interface PCBs Interface2. RS422A interface Parallel Interface PCB Main PCB Editing and Printing EditingTiming Chart Motor Control by Phase 1-2 Excitation Feed-Motor Drive CircuitPower-On Reset Circuit +5V Line Voltage Detector Circuit 11 Equivalence Circuit for Voltage Detecting ICPaper-Feed Mechanism Printer MechanismThermal Head Detectors 15 Paper-Out Detector19 Head-Up Detector Page Chapter Parts Replacement and Related Adjustments Parts Replacement Upper Casing Unit TSP412DControl-Panel Board Printer Mechanism Main PCB, Interface PCB Power Unit FuseFeed Motor Assembly Printhead unitDetectors Label sensorParts Replacement Chapter Maintenance and Lubrication Maintenance and Lubrication Checks MaintenanceCleaning Application Method LubricationLubricants Lubrication PointsLubrication Points Maintenance and Lubrication Chapter Parts List Printer Assembly Disassembly DrawingTSP442D Parts List Printer AssemblyScrew TAT Printer Mechanism Assembly Printer Mechanism Oiless Bushing F4X7X3Connector Wiring Diagram RS-232C Interface TypeRS422A I/F Board Control Board Parallel Interface Type Circuit Diagram Main Logic BoardSide a Side D Side C Main Logic Board Chip Resistor 20 K-OHM 1/10W CN8 RS232C Interface RS232C Interface Board RS422A Interface RS422A Interface Board CentronicsInterface Centronics Interface Board Control Panel Board Control Panel Board Paper-Out Detector Paper-Out Detector BoardLabel Sensor Board Transmissive SensorPage Distributed by