Read Sony MDS-S50 (serv.man2) Service Manual online
5
MDS-S50
TABLE OF CONTENTS
SELF-DIAGNOSIS FUNCTION
....................................
2
1.
SERVICING NOTES
...............................................
7
2.
GENERAL
................................................................... 12
3.
DISASSEMBLY
3-1. Disassembly Flow ........................................................... 14
3-2. Case ................................................................................. 15
3-3. MD Mechanism Deck (MDM-7A) ................................. 15
3-4. MAIN Board ................................................................... 16
3-5. BD Board ......................................................................... 16
3-2. Case ................................................................................. 15
3-3. MD Mechanism Deck (MDM-7A) ................................. 15
3-4. MAIN Board ................................................................... 16
3-5. BD Board ......................................................................... 16
4.
TEST MODE
.............................................................. 17
5.
ELECTRICAL ADJUSTMENTS
......................... 22
6.
DIAGRAMS
6-1. Block Diagram – SERVO Section – ............................... 33
6-2. Block Diagram – MAIN Section – ................................. 34
6-3. Note for Printed Wiring Boards and
6-2. Block Diagram – MAIN Section – ................................. 34
6-3. Note for Printed Wiring Boards and
Schematic Diagrams ....................................................... 35
6-4. Printed Wiring Boards – BD Board – ............................ 37
6-5. Schematic Diagram – BD Board (1/2) – ........................ 38
6-6. Schematic Diagram – BD Board (2/2) – ........................ 39
6-7. Printed Wiring Board
6-5. Schematic Diagram – BD Board (1/2) – ........................ 38
6-6. Schematic Diagram – BD Board (2/2) – ........................ 39
6-7. Printed Wiring Board
– MAIN Board (Component Side) – .............................. 40
6-8. Printed Wiring Board
– MAIN Board (Conductor Side) – ................................ 41
6-9. Schematic Diagram – MAIN Board (1/3) – ................... 42
6-10. Schematic Diagram – MAIN Board (2/3) – ................... 43
6-11. Schematic Diagram
6-10. Schematic Diagram – MAIN Board (2/3) – ................... 43
6-11. Schematic Diagram
– MAIN (3/3)/PT/VOL SEL Boards – ........................... 44
6-12. Printed Wiring Boards – PT/VOL SEL Boards – ........... 45
6-13. Printed Wiring Boards
6-13. Printed Wiring Boards
– DISPLAY/POWER SW Boards – ............................... 46
6-14. Schematic Diagram
– DISPLAY/POWER SW Boards – ............................... 47
6-15. IC Pin Function Description ........................................... 51
7.
EXPLODED VIEWS
7-1. Case Section .................................................................... 58
7-2. Front Panel Section ......................................................... 59
7-3. Mechanism Deck Section-1 (MDM-7A) ........................ 60
7-4. Mechanism Deck Section-2 (MDM-7A) ........................ 61
7-2. Front Panel Section ......................................................... 59
7-3. Mechanism Deck Section-1 (MDM-7A) ........................ 60
7-4. Mechanism Deck Section-2 (MDM-7A) ........................ 61
8.
ELECTRICAL PARTS LIST
............................... 62
ATTENTION AU COMPOSANT AYANT RAPPORT
À LA SÉCURITÉ!
LES COMPOSANTS IDENTIFIÉS PAR UNE MARQUE
0
SUR LES DIAGRAMMES SCHÉMATIQUES ET LA LISTE
DES PIÈCES SONT CRITIQUES POUR LA SÉCURITÉ
DE FONCTIONNEMENT. NE REMPLACER CES COM-
POSANTS QUE PAR DES PIÈCES SONY DONT LES
NUMÉROS SONT DONNÉS DANS CE MANUEL OU
DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY.
DES PIÈCES SONT CRITIQUES POUR LA SÉCURITÉ
DE FONCTIONNEMENT. NE REMPLACER CES COM-
POSANTS QUE PAR DES PIÈCES SONY DONT LES
NUMÉROS SONT DONNÉS DANS CE MANUEL OU
DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY.
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK
0
OR DOTTED
LINE WITH MARK
0
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 PUB-
LISHED BY SONY.
OPERATION. REPLACE THESE COMPONENTS WITH
SONY PARTS WHOSE PART NUMBERS APPEAR AS
SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB-
LISHED BY SONY.
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