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There are currently no product reviews.
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just what i was seeking .had a password issue but the review allowed me to circumvent and download was great
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Great manual, great price. Has a few of the basic operating instructions that most service manuals leave out. Complete instructions for disassembling board by board, safety precautions, schematics, complete parts list.
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I am very pleased with the service manual for my RT-909. This was an easy purchase and great procuct, and much cheaper than other venues i had looked at. This web site is now listed in my favorites list. KEEP UP THE GOOD WORK. THANKS. J. BROWN
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A very well written and easy to understand manual.
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There was no problem at all.After paying i had to wait only a few hours,than i could
download the manual in best pdf-quality.
Thank You !
TABLE OF CONTENTS 1. SERVICING NOTE .......................................................... 3 2. GENERAL .......................................................................... 4 3. DIAGRAMS
3-1. Circuit Boards Location ........................................................ 5 3-2. Block Diagrams � Main Section ....................................................................... 7 � Power Section ..................................................................... 9 3-3. Schematic Diagram � Video Input Section � ...................... 13 3-4. Printed Wiring Board � Video Input Section � ................... 15 3-5. Schematic Diagram � Input Section � ................................ 17 3-6. Printed Wiring Board � Input Section � .............................. 19 3-7. Schematic Diagram � S-Video Section � ............................ 21 3-8. Printed Wiring Board � S-Video Section � ......................... 23 3-9. Schematic Diagram � Speaker Section � ............................ 25 3-10. Printed Wiring Board � Speaker Section � ...................... 27 3-11. Printed Wiring Board � Display Section � ....................... 29 3-12. Schematic Diagram � Display Section � ......................... 31 3-13. Schematic Diagram � Front Panel Section � ................... 33 3-14. Printed Wiring Board � Front Panel Section � ................. 35 3-15. Schematic Diagram � Power AMP Section � .................. 37 3-16. Printed Wiring Board � Power AMP Section � ................ 39 3-17. Schematic Diagram � Trans Section � ............................ 41 3-18. Printed Wiring Board � Trans Section � ........................... 42 3-19. IC Block Diagrams ........................................................... 43 3-20. IC Pin Functions ............................................................... 46
4. EXPLODED VIEWS
4-1. Case and Back Panel Section .............................................. 48 4-2. Front Panel Section ............................................................. 49 4-3. Chassis Section ................................................................... 50
5. ELECTRICAL PARTS LIST ........................................ 51
Notes on chip component replacement � Never reuse a disconnected chip component. � Notice that the minus side of a tantalum capacitor may be damaged by heat.
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 PUBLISHED BY SONY.
MODEL IDENTIFICATION � BACK PANEL �
Parts No.
PARTS No. MODEL 4-900-493-0� DB725 4-900-493-1� DB825
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