Sharp MD-MT180 User Manual

MD-MT180
MODEL MD-MT180(S)
SERVICE MANUAL
SHARP CORPORATION
No. S4224MDMT180S
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
PORTABLE MINIDISC RECORDER
• In the interests of user-safety the set should be restored to its
original condition and only parts identical to those specified be
used.
Page
SPECIFICATIONS ................................................................................................................................................................. 2
NAMES OF PARTS ............................................................................................................................................................... 3
OPERATION MANUAL .......................................................................................................................................................... 4
DISASSEMBLY...................................................................................................................................................................... 9
REMOVING AND REINSTALLING THE MAIN PARTS....................................................................................................... 10
ADJUSTMENT ...................................................................................................................................................................... 12
MD ERROR MESSAGE DISPLAY CONTENT LIST ........................................................................................................... 25
NOTES ON SCHEMATIC DIAGRAM .................................................................................................................................. 26
TYPES OF TRANSISTOR AND DIODE .............................................................................................................................. 26
BLOCK DIAGRAM ............................................................................................................................................................... 27
SCHEMATIC DIAGRAM ...................................................................................................................................................... 28
WIRING SIDE OF P.W.BOARD ........................................................................................................................................... 32
VOLTAGE ............................................................................................................................................................................ 43
WAVEFORMS OF MD CIRCUIT ......................................................................................................................................... 44
TROUBLESHOOTING ......................................................................................................................................................... 45
FUNCTION TABLE OF IC.................................................................................................................................................... 48
PARTS GUIDE/EXPLODED VIEW
PACKING METHOD
CONTENTS

Sharp MD-MT180 Specifications

General

Brand	Sharp
Model	MD-MT180
Category	CD Player
Language	English

Summary

SPECIFICATIONS

OPERATION MANUAL

Using the Battery

Instructions for using rechargeable and alkaline batteries.

Error Messages

Troubleshooting and System Limitations

Troubleshooting Guide

Steps to diagnose and resolve common problems.

Preparation for Use

Power and Connection Setup

Recording and Playback Operations

DISASSEMBLY PROCEDURE

REMOVING AND REINSTALLING MAIN PARTS

SERVICE ADJUSTMENT MODES

Entering and Operating Test Modes

Guide to accessing and using test modes.

EEPROM and Temperature Reference Settings

Procedures for EEPROM writing and temperature references.

SYSTEM BLOCK DIAGRAM

CIRCUIT DIAGRAMS

TROUBLESHOOTING GUIDE

Diagnosing Playback Issues

Diagnosing Motor and Record/Playback Issues

PARTS GUIDE AND ORDERING