Illustration: MD-MT15/15C
Illustration: MD-MT15H/15W
Illustration: MD-MT161E/18H (Only printing is different.)
The machine MD-MT15/MT15C/MT15W is a modification of
MD-MT20/MT20C/MT20W the difference is the Top Cabinet.
Its performance and operation are identical with those of MD-
MT20/MT20C/MT20W. For details refer to the service manual
(No.S6943MDMT20//) for MD-MT20/MT20C/MT20W.
MD-MT20/MT20C/MT20W
REMOVING AND REINSTALLING THE MAIN PARTS 11
ADJUSTMENT .............................................................. 12
TROUBLE SHOOTING ................................................. 37
FUNCTION TABLE OF IC ............................................ 40
CIRCUIT DESCRIPTION .............................................. 42
CONTENTS OF MD-MT15/15C/15H/15W/161E/18H
SPECIFICATIONS ................................................................................................................................................................. 3
NAMES OF PARTS ............................................................................................................................................................... 4
OPERATION MANUAL .......................................................................................................................................................... 5
QUICK GUIDE (MD-MT15 ONLY) ......................................................................................................................................... 8
DISASSEMBLY .................................................................................................................................................................... 10
NOTES ON SCHEMATIC DIAGRAM .................................................................................................................................. 11
TYPES OF TRANSISTOR AND DIODE .............................................................................................................................. 11
VOLTAGE ............................................................................................................................................................................ 12
BLOCK DIAGRAM ............................................................................................................................................................... 13
SCHEMATIC DIAGRAM ...................................................................................................................................................... 14
WIRING SIDE OF P.W.BOARD ........................................................................................................................................... 17
WAVEFORMS OF MD CIRCUIT ......................................................................................................................................... 22
PARTS GUIDE/EXPLODED VIEW
SERVICE MANUAL
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MD-MT15/15C/15H/15W/161E/18H
MD-MT15(S)
MD-MT15C(S)
MD-MT15H(RD)
MD-MT15H(S)
MD-MT15W(S)
MD-MT161E(S)
MD-MT18H(GR)
• In the interests of user-safety the set should be restored to its
original condition and only parts identical to those specified be
used.
The machine MD-MT15H/MT161E/MT18H is a modification
of MD-MT20H/MT16E the difference is the Top Cabinet. Its
performance and operation are identical with those of MD-
MT20H/MT16E. For details refer to the service manual (No.
S5933MDMT20H/) for MD-MT20H/MT16E.
MD-MT20H/MT16E
REMOVING AND REINSTALLING THE MAIN PARTS .. 9
ADJUSTMENT .............................................................. 10
TROUBLE SHOOTING ................................................. 35
FUNCTION TABLE OF IC ............................................ 38
CIRCUIT DESCRIPTION .............................................. 40
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
No. S7946MDMT15//
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