Table Of Contents - Sony STR-W77 Service Manual

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 / x 13
16
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.
MODEL INDENTIFICATION
- BACK PANEL -
Parts No.
4-980-659-0π US
4-980-659-1π Canadian
4-980-659-2π E, Saudi Arabia, Argentine, Torist
4-980-659-3π Australian
4-980-659-4π Hong Kong
4-980-659-5π Malaysia, Singapore
4-980-659-7π Thailand
9 / in.) (w/h/d)
16
Model

TABLE OF CONTENTS

Section
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 - Main Section- ......................... 12
5-2. Schematic Diagram - Main Section- ............................. 17
5-3. Schematic Diagram - Panel Section- ............................. 23
5-4. Printed Wiring Boards - Panel Section- ........................ 27
5-5. Schematic Diagram - TCB Section-
(US, CND, E2, AR, AUS, TH model) ............................ 29
5-6. Printed Wiring Boards - TCB Section-
(US, CND, E2, AR, AUS, TH model) ............................ 31
5-7. Printed Wiring Boards - TCB Section-
(E3, EA, MY, SP, HK, JE model) ................................... 32
5-8. Schematic Diagram - TCB Section-
(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
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
LES COMPOSANTS IDENTIFIÉS PAR UNE MARQUE ! SUR LES
DIAGRAMMES SCHÉMATIQUES ET LA LISTE DES PIÈCES SONT
CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE
REMPLACER CES COMPOSANTS QUE PAR DES PIÈCES SONY
DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU
DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY.
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