Star Micronics TSP400 technical manual Changing the Interface Board

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SPECIFICATIONS AND OPERATION

11. Changing the Interface Board

You can change the printer’s interface by replacing the interface board. The replacement procedure is as follows.

Interface board PCB guide

Printer

Connector

Interface board

Screws (3)

Interface cover

Fig. 1-7 Changing the Interface Board

1Remove the interface cover, located on the rear side of the printer.

2Remove the three screws holding the interface board in place.

3Remove out the board by pulling on the pull sheet fastened to the connector.

4Fit the replacement interface board to the guides and push all the way in so that the connector is fully engaged. 5Fasten the outer plate to the printer with three screws.

6Replace the interface cover.

Note: The printer automatically detects changes in interface type.

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Contents TSP400 Series Page Introduction Page Chapter Specifications and Operation Specifications and Operation OCR-B General SpecificationsInternal Configuration TSP412D External Appearance and Internal ConfigurationDIP-Switch Settings Status of printer power Baud Print-Density Adjustment Sensor Adjustment Specifications and Operation Setting Memory Switches from the Control Panel HEX Dump Test PrintPage/Line Mode Switch Exposing the Peripheral Unit Connector Changing the Interface Board Specifications and Operation Chapter Theory of Operation Theory of Operation 24V Block DiagramControl Panel Interface Main and Interface PCBs2. RS422A interface Parallel Interface PCB Main PCB Editing Editing and PrintingTiming Chart Feed-Motor Drive Circuit Motor Control by Phase 1-2 ExcitationPower-On Reset Circuit 11 Equivalence Circuit for Voltage Detecting IC +5V Line Voltage Detector CircuitThermal Head Printer MechanismPaper-Feed Mechanism 15 Paper-Out Detector Detectors19 Head-Up Detector Page Chapter Parts Replacement and Related Adjustments Parts Replacement TSP412D Upper Casing UnitControl-Panel Board Printer Mechanism Main PCB, Interface PCB Fuse Power UnitPrinthead unit Feed Motor AssemblyLabel sensor DetectorsParts Replacement Chapter Maintenance and Lubrication Maintenance and Lubrication Cleaning MaintenanceChecks Lubrication Points LubricationLubricants Application MethodLubrication Points Maintenance and Lubrication Chapter Parts List Disassembly Drawing Printer AssemblyTSP442D Printer Assembly Parts ListScrew TAT Printer Mechanism Assembly Oiless Bushing F4X7X3 Printer MechanismRS-232C Interface Type Connector Wiring DiagramRS422A I/F Board Control Board Parallel Interface Type Main Logic Board Circuit DiagramSide 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 Transmissive Sensor Paper-Out Detector BoardLabel Sensor Board Paper-Out DetectorPage Distributed by