Sony STR-K790 Service Manual - Page 3

Table Of Contents, General, Test Mode, Electrical Adjustment, Diagrams, Exploded Views, Electrical - code

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STR-K790 About area codes The area code of the receiver you purchased is shown on the lower right portion of the rear panel (see the illustration below). RL RL CENTER FRONT SPEAKERS Area code Any differences in operation, according to the area code, are clearly indicated in the text, for example, "Models of area code AA only". MODEL IDENTIFICATION - Rear Panel - Model US model Canadian model AEP, UK models Parts No. Part No. 2-896-343-4[] 2-896-343-5[] 2-896-343-6[] TABLE OF CONTENTS 1. GENERAL 4 2. TEST MODE 10 3. ELECTRICAL ADJUSTMENT 12 4. DIAGRAMS 13 4-1. Block Diagram - MAIN Section 14 4-2. Block Diagram - DISPLAY/POWER Section 15 4-3. Printed Wiring Board - DIGITAL Board (Side A) - ...... 16 4-4. Printed Wiring Board - DIGITAL Board (Side B) - ...... 17 4-5. Schematic Diagram - DIGITAL Board (1/5 18 4-6. Schematic Diagram - DIGITAL Board (2/5 19 4-7. Schematic Diagram - DIGITAL Board (3/5 20 4-8. Schematic Diagram - DIGITAL Board (4/5 21 4-9. Schematic Diagram - DIGITAL Board (5/5 22 4-10. Printed Wiring Boards - HDMI SW Board, HDMI BRIDGE Board (AEP, UK only 23 4-11. Schematic Diagram - HDMI SW Board, HDMI BRIDGE Board (AEP, UK only 24 4-12. Printed Wiring Board - MAIN Board 25 4-13. Printed Wiring Board - STANDBY Board 26 4-14. Schematic Diagram - MAIN Board (1/4 27 4-15. Schematic Diagram - MAIN Board (2/4), STANDBY Board 28 4-16. Schematic Diagram - MAIN Board (3/4 29 4-17. Schematic Diagram - MAIN Board (4/4 30 4-18. Printed Wiring Board - DISPLAY Board 31 4-19. Schematic Diagram - DISPLAY Board 32 4-20. Printed Wiring Boards - POWER Board, DCAC Board, HEADPHONE Board 33 4-21. Schematic Diagram - POWER Board, DCAC Board, HEADPHONE Board 34 5. EXPLODED VIEWS 5-1. Front Panel Section 42 5-2. Chassis Section 43 6. ELECTRICAL PARTS LIST 44 3

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STR-K790
TABLE OF CONTENTS
1.
GENERAL
...................................................................
4
2.
TEST MODE
...............................................................
10
3.
ELECTRICAL ADJUSTMENT
.............................
12
4.
DIAGRAMS
.................................................................
13
4-1.
Block Diagram – MAIN Section –
..................................
14
4-2.
Block Diagram – DISPLAY/POWER Section –
.............
15
4-3.
Printed Wiring Board
– DIGITAL Board (Side A) –
......
16
4-4.
Printed Wiring Board
– DIGITAL Board (Side B) –
......
17
4-5.
Schematic Diagram
– DIGITAL Board (1/5) –
..............
18
4-6.
Schematic Diagram
– DIGITAL Board (2/5) –
..............
19
4-7.
Schematic Diagram
– DIGITAL Board (3/5) –
..............
20
4-8.
Schematic Diagram
– DIGITAL Board (4/5) –
..............
21
4-9.
Schematic Diagram
– DIGITAL Board (5/5) –
..............
22
4-10.
Printed Wiring Boards
– HDMI SW Board,
HDMI BRIDGE Board (AEP, UK only) –
......................
23
4-11.
Schematic Diagram
– HDMI SW Board,
HDMI BRIDGE Board (AEP, UK only) –
......................
24
4-12.
Printed Wiring Board
– MAIN Board –
.........................
25
4-13.
Printed Wiring Board
– STANDBY Board –
.................
26
4-14.
Schematic Diagram
– MAIN Board (1/4) –
...................
27
4-15.
Schematic Diagram
– MAIN Board (2/4),
STANDBY Board –
.........................................................
28
4-16.
Schematic Diagram
– MAIN Board (3/4) –
...................
29
4-17.
Schematic Diagram
– MAIN Board (4/4) –
...................
30
4-18.
Printed Wiring Board
– DISPLAY Board –
...................
31
4-19.
Schematic Diagram
– DISPLAY Board –
......................
32
4-20.
Printed Wiring Boards
– POWER Board, DCAC Board,
HEADPHONE Board –
...................................................
33
4-21.
Schematic Diagram
– POWER Board, DCAC Board,
HEADPHONE Board –
...................................................
34
5.
EXPLODED VIEWS
5-1.
Front Panel Section
.........................................................
42
5-2.
Chassis Section
................................................................
43
6.
ELECTRICAL PARTS LIST
..................................
44
About area codes
The area code of the receiver you purchased is
shown on the lower right portion of the rear panel
(see the illustration below).
Any differences in operation, according to the area
code, are clearly indicated in the text, for example,
“Models of area code AA only”.
FRONT
CENTER
L
R
L
R
SPEAKERS
Area code
Parts No.
MODEL IDENTIFICATION
– Rear Panel –
Model
Part No.
US model
2-896-343-4
[]
Canadian model
2-896-343-5
[]
AEP, UK models
2-896-343-6
[]