Sharp MD-MT866H Service Manual

MD-MT866H/MD-MT866W
CONTENTS
Page
SAFETY PRECAUTION FOR SERVICE MANUAL ............................................................................................................... 2
SPECIFICATIONS ................................................................................................................................................................. 3
NAMES OF PARTS ............................................................................................................................................................... 4
OPERATION MANUAL .......................................................................................................................................................... 6
DISASSEMBLY.................................................................................................................................................................... 12
REMOVING AND REINSTALLING THE MAIN PARTS....................................................................................................... 13
ADJUSTMENT ...................................................................................................................................................................... 14
NOTES ON SCHEMATIC DIAGRAM .................................................................................................................................. 28
TYPES OF TRANSISTOR AND DIODE .............................................................................................................................. 28
BLOCK DIAGRAM ............................................................................................................................................................... 29
SCHEMATIC DIAGRAM ...................................................................................................................................................... 30
WIRING SIDE OF P.W.BOARD........................................................................................................................................... 32
VOLTAGE ............................................................................................................................................................................ 36
WAVEFORMS OF MD CIRCUIT ......................................................................................................................................... 37
TROUBLESHOOTING ......................................................................................................................................................... 38
FUNCTION TABLE OF IC.................................................................................................................................................... 41
PARTS GUIDE/EXPLODED VIEW
PACKING METHOD (MD-MT866H(S) FOR U.K. ONLY)
SERVICE MANUAL
SHARP CORPORATION
No. S0079MDMT866H
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
MD-MT866H(S)
MODEL MD-MT866W(S)
• In the interests of user-safety the set should be restored to its
original condition and only parts identical to those specified be
used.
PORTABLE MINIDISC RECORDER

Sharp MD-MT866H Specifications

General

Type	Portable Minidisc Recorder
Recording Format	ATRAC (Adaptive Transform Acoustic Coding)
Sampling Frequency	44.1 kHz
Frequency Response	20 Hz - 20 kHz
Digital Input	Optical
Digital Output	Optical
Microphone Input	Yes
Line Input	Yes
Playback Format	ATRAC
Signal-to-Noise Ratio	90 dB
Power Source	Rechargeable Ni-MH battery or AC adapter
Analog Input	Line Input
Analog Output	Headphone/Line Output
Weight	Approx. 220g (without battery)