Sony str w 77 service manual

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sony str w 77 service manual

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Ð 2 Ð Specifications ................................................................................. 1 1. GENERAL.............................................................................. 4 2. TEST MODE.......................................................................... 5 3. ELECTRICAL ADJUSTMENTS......................................... 6 4. EXPLANATION OF IC TERMINALS.................................. 8 5. DIAGRAMS 5-1. Printed Wiring Boards Ð Main SectionÐ ......................... 12 5-2. Schematic Diagram Ð Main SectionÐ ............................. 17 5-3. Schematic Diagram Ð Panel SectionÐ ............................. 23 5-4. Printed Wiring Boards Ð Panel SectionÐ ........................ 27 5-5. Schematic Diagram Ð TCB SectionÐ (US, CND, E2, AR, AUS, TH model) ............................ 29 5-6. Printed Wiring Boards Ð TCB SectionÐ (US, CND, E2, AR, AUS, TH model) ............................ 31 5-7. Printed Wiring Boards Ð TCB SectionÐ (E3, EA, MY, SP, HK, JE model) ................................... 32 5-8. Schematic Diagram Ð TCB SectionÐ (E3, EA, MY, SP, HK, JE model) ................................... 33 6. EXPLODED VIEWS 6-1. Chassis Section ............................................................... 35 6-2. Front Panel Section ......................................................... 37 7. ELECTRICAL PARTS LIST.............................................. 38 Section Title Page TABLE OF CONTENTS General Power requirements US, Canadian model : 120 V AC, 60 Hz Australian model : 240 V AC, 50/60Hz Thailand model : 220 V AC, 50/60Hz Other models : 110-120 V/220-240 V AC adjustable, 50/60 Hz Power consumption EXCEPT Canadian model : 260 watts Canadian model : 350 VA Dimensions Approx. 280 x 205 x 345 mm (11x 8 1/16 x 13 9/16 in.) (w/h/d) Mass Approx. 6.4 kg (14 lb 2 oz) Design and specifications are subject to change without notice. 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. ATTENTION AU COMPOSANT AYANT RAPPORT Ë LA SƒCURITƒ! LES COMPOSANTS IDENTIFIƒS PAR UNE MARQUE ! SUR LES DIAGRAMMES SCHƒMATIQUES ET LA LISTE DES PIéCES SONT CRITIQUES POUR LA SƒCURITƒ DE FONCTIONNEMENT. NE REMPLACER CES COMPOSANTS QUE PAR DES PIéCES SONY DONT LES NUMƒROS SONT DONNƒS DANS CE MANUEL OU DANS LES SUPPLƒMENTS PUBLIƒS PAR SONY. MODEL INDENTIFICATION Ð BACK PANEL Ð Parts No. Model 4-980-659-0¹ US 4-980-659-1¹ Canadian 4-980-659-2¹ E, Saudi Arabia, Argentine, Torist 4-980-659-3¹ Australian 4-980-659-4¹ Hong Kong 4-980-659-5¹ Malaysia, Singapore 4-980-659-7¹ Thailand