Sony CDP-XA20ES - SERVICING NOTES; Disc Tray Opening Procedure; Adjustment and Measurement Preparation; DISASSEMBLY PROCEDURES

– 2 –
TABLE OF CONTENTS
1. SERVICING NOTES
1-1. How to Open the Disc Tray When Power Switch
Turns Off.......................................................................... 4
1-2. Preparation for Adjustment and Measurement ................ 4
2. GENERAL ................................................................... 5
3. DISASSEMBLY.......................................................... 6
4. TEST MODE
4-1. AF Mode.......................................................................... 11
4-2. ADJ Mode ....................................................................... 12
5. ELECTRICAL ADJUSTMENTS .......................... 13
6. DIAGRAMS
6-1. IC Pin Function Description ............................................ 15
6-2. Block Diagram................................................................. 21
6-3. Printed Wiring Boards –BD Section –............................. 24
6-4. Schematic Diagram — BD Section — ............................ 27
6-5. Schematic Diagram — MAIN Section — ....................... 30
6-6. Printed Wiring Boards — MAIN Section —................... 33
6-7. Schematic Diagram — POWER Section —.................... 35
6-8. Printed Wiring Boards — POWER Section — ............... 37
6-9. Printed Wiring Boards — PANEL Section —................. 39
6-10. Schematic Diagram — PANEL Section — ..................... 41
7. EXPLODED VIEWS ................................................. 47
8. ELECTRICAL PARTS LIST .................................. 52
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK ! OR DOTTED
LINE WITH 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 PUB-
LISHED BY SONY.
MODEL IDENTIFICATION
– BACK PANEL –
4-991-138-
AEP Model : 0 π
UK Model : 1 π
Singapore Model : 2 π
US Model : 3 π
Canadian Model : 4 π
ATTENTION AU COMPOSANT AYANT RAPPORT
À LA SÉCURITÉ!
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 COM-
POSANTS QUE PAR DES PIÈCES SONY DONT LES
NUMÉROS SONT DONNÉS DANS CE MANUEL OU
DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY.