Sony SB-V3000 Service Manual page 2

TABLE OF CONTENTS
Section Title Page
Tk <GENER AL ect ates salen: 3
2, - DISASSEIIBICY vssnatrmutinennar eee 20
3. DIAGRAMS
3-1. Circuit Board Location crssttersssteccsssesceeeusescesereeceneeee 21
3-2. Overall Block Diagram Occ e econ een eeee snes neces senceueesueens 22
3-3. Video 1/0, Composite, Y Block Diagrame:::rrs++s 23
3-4. Video I/O, Parallel Series Converter Diagram :::++++ 25
3-5. Audio, Video Control, Chroma Block Diagram::++++ 27
3-6. Power Block Diagram POR EPESETER TEP TE EET ELITE ETT eee Terre rey) 30
3-7. System Control Block Diagram sccrrrsreeessreteeeeeneeeeees 33
3-8. System Control (KS-5 Board IC401) cssrrrecesseseeereees 36
4. PRINTED WIRING BOARDS AND
SCHEMATIC DIAGRAMS
4-1. Frame Schematic Diagram srrsssrresrsresssesesessteseeesrsees 37
Section Title Page
42. Printed Wiring Boards and Schematic Diagrams -+:-41
© CYS Board crrccceccseeeecstteeseeeseessseeseecueeseeonseseregees 42
© FT-40 Board crccrcrrecrsttesceeneeetecereeenesnseceeeeeceseserenes 49
SEV AS Board xsscasveecoueseereatistceses2ecuvusenetevsuoteniesesi tes 49
© CE-11 Boarderrccrccssserecessceccrssecsereeseteeaseescennerssenens 52
* CA-26. Boardesesiteveteatitarn ersestdigiesteleye anions aaects 55
HAATHAS Board tiivcssoisssessses daen.ds shag tsveidevecassyorsticee' 60
* PW-65 Board ceccrsercesceeeecceeesenessesessasseeesseeeesae ones 65
© EDEV] Board ssecsseeteecaisespisssacserveeccdseessevecteneneasiaes 69
© PD-20 Board vrrccctssscsceesscecvesnseseeeseseesseeesconeeeterenes 69
KSB Board crtscsssessecssssesscnescssensescnecceseecestassseessers 71
43. Semiconductors verre ec e enn e cece emer ee ones eee eseeeesauneenseneees 77
5. EXPLODED VIEWS
5-1. Front Panel, Cabinet Assembly «rrrccrcerttretsssreseeeeeeees 79
5-2. Board and Chassis Section svrrrrerssrscerseseressseeeeeeees 80
6. ELECTRICAL PARTS LIST ss: 81
7. ELECTRICAL ADJUSTMENT --- eee 102
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK A OR DOTTED
LINE WITH MARK A 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.