Sherwood R-725/RDS Service Manual

SERVICE MANUAL
R-725/RDS + AV-725
AUDIO/VIDEO PRO-LOGIC RECEIVER
= CONTENTS «
SAFETY PRECAUTIONS 0+ +++ se-esessscesesseseeesene en 1 PRINTED CIRCUIT BOARDS re
SPECIFICATIONS cccccesesceeseeeeeceeceeeeceeeeeeeseeeees 2 ELECTRICAL PARTS LIST «-:-eecesceeceeeee eee sererues
CIRCUIT DESCRIPTION -----se-eseeeseeeeseseees eee en 5 IC FUNCTIONAL BLOCK DIAGRAM - oe
ALIGNMENT PROCEDURES ceresseeeceeeeeeeeeee ees 10 BLOCK DIAGRAM .- $65 bse Geet
TROUBLESHOOTING cvvececceesseeeseeceeeneeeecereee 13 WIRING DIAGRAM-.- :
MECHANICAL PARTS LIST -+++-+-++ses0eseeeeeeee ees 15 SCHEMATIC DIAGRAMS , an, my.
EXPLODED VIEW <<<seerescctsesncoseossessecaessessanas 16 SCHEMATIC DIAGRAMS (IV), (V), (V0) «-
* A PRODUCT OF AV-725 OMITS ONLY TUNER PART TO R-725