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Casio 150CR

Casio 150CR
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ELECTRONIC CASH REGISTER
(with price)
SERVICE MANUAL
110CR/PCR250 (EX-266)
150CR (EX-267)
JAN. 1995
Printer Model : M42V
INDEX
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Casio 150CR Specifications

General IconGeneral
TypeElectronic Cash Register
DisplayLCD
Paper Width58 mm
Power SourceAC 120V
Weight3.5 kg
Customer Display1 line, 8 digits
PrinterThermal Printer
Printing MethodThermal
Printing SpeedApprox. 3.5 lines/sec
Cash Drawer5 coin compartments
Memory BackupBattery

Summary

Features and Specifications

Product Features

Details the features of the 110CR, PCR250, and 150CR models.

Technical Specifications

Lists detailed technical specifications for the 110CR/PCR-250 and 150CR models.

Operations and Maintenance

MAC Operation (Memory All Clear)

Procedure for performing a Memory All Clear operation on the cash register.

Disassembly Procedures

Step-by-step guide for disassembling the cash register unit.

Circuitry and Diagrams

System Block Diagram

Overview of the electronic cash register's system architecture.

Power Supply Circuit Explanation

Detailed explanation of the power supply circuit and its voltage points.

Printer Drive Circuit

Describes signals controlling the printer motor and printing mechanism.

CPU Pin Descriptions

Detailed pinout and function description for the CPU (uPD78042AGF).

Diagnostic Operations

Starting Diagnostic Operation

Instructions to initiate and perform diagnostic tests on the unit.

Key Code and Switch Checks

Procedures for checking key input codes and switch conditions.

Individual Component Tests

Guides for testing specific functions like EEPROM, print, and time.

Technical Diagrams and Layouts

IC Data Sheets

Technical data and circuits for specific integrated circuits.

Circuit Diagrams

Schematic diagrams illustrating the electronic circuitry.

PCB Layout

Diagram showing the component placement on the main PCB.

Parts Lists

Main PCB Block Parts

Detailed list of components for the main printed circuit board.

Printer Unit Parts

Detailed list of parts for the printer mechanism.

Drawer Unit Parts

List of parts for the cash drawer unit (multiple models).

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