Table of Contents
Advertisement
IN NO EVENT SHALL SELLER BE
LIABLE FOR ANY DIRECT,
INCIDENTAL OR CONSEQUENTIAL
DAMAGES OF ANY NATURE, OR
LOSSES OR EXPENSES RESULTING
FROM ANY DEFECTIVE PRODUCT
OR THE USE OF ANY PRODUCT.
"MD WALKMAN" is a trademark of Sony
Corporation.
CAUTION
Use of controls or adjustments or performance of procedures
other than those specified herein may result in hazardous
radiation exposure.
TABLE OF CONTENTS
Specifications ........................................................................... 1
1.
SERVICING NOTE .......................................................... 3
2.
Location and Function of Controls .................................... 6
3.
DISASSEMBLY ............................................................... 8
4.
TEST MODE ................................................................... 11
5.
ELECTRICAL ADJUSTMENTS ................................. 14
6.
6-1. IC Pin Description .................................................... 16
6-2. Block Diagram .......................................................... 18
6-3. Printed Wiring Board ................................................ 21
6-4. Schematic Diagram ................................................... 25
7.
7-1. Panel Section ............................................................ 32
7-2. Mechanism Deck Section (MT-MZEP10-129) ........ 33
8.
ELECTRICAL PARTS LIST ........................................ 34
This Mini Disc player is classi-
fied as a CLASS 1 LASER prod-
uct.
The CLASS 1 LASER
PRODUCT label is located on
the bottom exterior.
Flexible Circuit Board Repairing
• Keep the temperature of the soldering iron around 270°C during
repairing.
• Do not touch the soldering iron on the same conductor of the
circuit board (within 3 times).
• Be careful not to apply force on the conductor when soldering or
unsoldering.
Notes on chip component replacement
• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK
!
MARK
ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS
LIST ARE CRITICAL TO SAFE OPERATION.
REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE
PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN
SUPPLEMENTS PUBLISHED BY SONY.
ATTENTION AU COMPOSANT AYANT RAPPORT
LES COMPOSANTS IDENTIFIÉS PAR UNE MARQUE ! SUR LES
DIAGRAMMES SCHÉMATIQUES ET LA LISTE DES PIÈCES
SONT CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT.
NE REMPLACER CES COMPOSANTS QUE PAR DES PIÈCES
SONY DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL
OU DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY.
- 2 -
Ver 1.1 1998.05
!
OR DOTTED LINE WITH
À LA SÉCURITÉ!
Advertisement
Table of Contents
