Sony CDP-XA50ES, Service Manual

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TABLE OF CONTENTS
1. SERVICING NOTES
1-1. How to Open the Disc Tray When Power Switch
Turns Off .......................................................................... 3
1-2. Preparation for Adjustment and Measurement ................ 3
2. GENERAL
................................................................... 4
3. DISASSEMBLY
.......................................................... 15
4. TEST MODE
4-1. AF Mode .......................................................................... 20
4-2. ADJ Mode ....................................................................... 21
4-3. CLV-S Mode .................................................................... 21
5. ELECTRICAL ADJUSTMENTS
......................... 22
6. DIAGRAMS
6-1. Printed Wiring Boards — SERVO Section — ................. 25
6-2. Schematic Diagram — SERVO Section — ..................... 27
6-3. Schematic Diagram — AUDIO Section — ..................... 32
6-4. Printed Wiring Boards — AUDIO Section — ................. 37
6-5. Printed Wiring Boards — PANEL Section — ................. 39
6-6. Schematic Diagram — PANEL Section — ..................... 41
6-7. Printed Wiring Boards
— POWER SUPPLY Section — ..................................... 44
6-8. Schematic Diagram
— POWER SUPPLY Section — ..................................... 47
6-9. IC Pin Function Description ............................................ 54
7. EXPLODED VIEWS
................................................ 60
8. ELECTRICAL PARTS LIST
................................ 66
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 –
4-986-742-
AEP Model : 1 π (CED)
Singapore Model : 2 π (SP)