SONY STRW555 - Service Manual Immediate Download

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STR-W555

AEP Model

UK Model

E Model

Australian Model

Chinese Model

Tourist Model

SPECIFICATIONS

SERVICE MANUAL

FM STEREO/FM-AM RECEIVER

STR-W555 is the tuner and amplifier

section in MHC-W555.

MICROFILM

Photo : E model

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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.

Flexible Circuit Board Repairing

· Keep the temperatur e of soldering ir on around 270°C

during repairing.

· Do not touch the soldering iron on the same conductor of the

circuit board (within 3 times).

· Be careful not to apply force on the conductor when soldering

or unsoldering.

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.

MIN

MIX MIC 2

MIX MIC 1

MAX

MALAYSIA

JAPAN

THAI

MALAYSIA

JAPAN

LABEL MODEL NUMBER

No.

PTY button

PRODUCT

COUNTRY

MODEL

POWER CORD

JACK (MIC2)

(Refer to Fig 3)

NOT USED

USED

NOT USED

USED

NOT USED

USED

4-210-483-0

4-210-481-0

4-210-482-0

4-210-482-1

4-210-479-0

4-210-480-0

4-210-483-1

4-210-479-0

4-210-492-1

4-210-481-0

LABEL MODEL NUMBER

(Refer to Fig 1)

PTY button

(Refer to Fig 2)

AEP

East European

,CIS

Saudi Arabia

,Taiwan

NOT USED

4-210-479-0

Singapore

,Malaysia

Saudi Arabia

Thai

Israel

Argentine

Australian

UK

E

Chinese

Fig 1.

Fig 2.

Fig 3.

Tourist

Jack (MIC 2)

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TABLE OF CONTENTS

1. GENERAL ........................................................................... 4

2. DISASSEMBLY

· Sliding Panel Assembly ...................................................... 5

3. SERVICE MODE .............................................................. 6

4. ELECTRICAL ADJUSTMENT ................................... 11

5. DIAGRAMS

5-1. Circuit Boards Location ...................................................... 12

5-2. Block Diagrams

· Tuner Section (AEP, UK model) ..................................... 13

· Tuner Section (East European, CIS model) ..................... 15

· Main Section .................................................................... 17

· Power Section .................................................................. 19

5-3. Schematic Diagram

Tuner (AEP, UK model) Section .................................... 23

5-4. Printed Wiring Board

Tuner (AEP, UK model) Section .................................... 25

5-5. Printed Wiring Board

Tuner (East European, CIS model) Section ................... 26

5-6. Schematic Diagram

Tuner (East European, CIS model) Section ................... 27

5-7. Printed Wiring Board Main Section .............................. 29

5-8. Schematic Diagram Main (1/2) Section ........................ 31

5-9. Schematic Diagram Main (2/2) Section ........................ 33

5-10. Schematic Diagram AV/Mic Section .......................... 35

5-11. Printed Wiring Board AV/Mic Section ....................... 36

5-12. Schematic Diagram Power Amp Section ................... 37

5-13. Printed Wiring Board Power Amp Section ................. 39

5-14. Schematic Diagram Display Section .......................... 41

5-15. Printed Wiring Board Display Amp Section .............. 43

5-16. Schematic Diagram Sliding Panel Section ................. 45

5-17. Printed Wiring Board Sliding Panel Section .............. 47

5-18. Printed Wiring Board Trans Section ........................... 49

5-19. Schematic Diagram Trans Section ............................. 51

5-20. IC Block Diagrams ........................................................... 52

5-21. IC Pin Function ................................................................ 56

6. EXPLODED VIEWS

6-1. Case and Sliding Panel Section ........................................... 59

6-2. Front Panel Section ............................................................. 60

6-3. Slide Mechanism Section .................................................... 61

6-4. Circuit Boards and Back Panel Section .............................. 62

7. ELECTRICAL PARTS LIST ........................................ 63

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LOCATION OF PARTS AND CONTROLS

1

1/u (Power) button

2

SLIDING SENSOR window

3

MOVIE indicator

4

MUSIC indicator

5

GAME indicator

6

PLACE indicator

7

P FILE indicator

8

TUNER/BAND button

9

STEREO/MONO button

10 MEMORY button

11 AUTO indicator

12 OPEN/CLOSE button

13 KARAOKE PON/MPX button

14 MIC LEVEL knob

15 MIX MIC jack (EXCEPT EA3 (Japan

Product), JE model)

MIC 1 jack (EA3 (Japan Product), JE

model)

16 GROOVE button and indicator

17 VOLUME knob

18 EFFECT ON/OFF button and indicator

19 P FILE button

20 PLACE button

SECTION 1

GENERAL

Front Panel

45

46

47

48

49

50 51 52

53 54 55 56 57 58 59

60

43 MIC 2 jack (EA3 (Japan Product), JE

model)

44 ECHO LEVEL knob

(EA3 (Japan Prooduct), JE model)

45 VIDEO (AV INPUT (VIDEO 2)) jack

46 AUDIO-L (AV INPUT (VIDEO 2)) jack

47 AUDIO-R (AV INPUT (VIDEO 2)) jack

48 SURROUND +/ buttons

49 DBFB +/ buttons

50 63Hz +/ buttons

51 250Hz +/ buttons

52 1kHz +/ buttons

53 4kHz +/ buttons

54 16kHz +/ buttons

55 NAME IN button

56 DELETE button

57 CHAR button

58 INSERT button

59 OPEN SENSOR ON/OFF button

60 EQ MEMORY button

· Abbreviation

EA3 : Saudi Arabia model.

JE

: Tourist model.

21 GAME button

22 MUSIC button

23 MOVIE button

24 ENTER/NEXT button and indicator

25 ) + button and indicator

26 = C MULTI JOG STATION c

+ dial

27 0 button and indicator

28 CD EDIT button

29 CD PLAY MODE button

30 CD REPEAT button

31 NON-STOP button and indicator

32 FLASH button

33 LOOP button

34 DBFB button

35 DSP REVERB button and indicator

36 DSP DELAY button and indicator

37 PHONES jack

38 CLOCK/TIMER SET button

39 TIMER SELECT button

40 FUNCTION button

41 PTY button (AEP, UK model)

42 DISPLAY/DEMO button

2

19

20

21

22

23

16

17

18

9

10

11

12

13

14

15

34 56

7

8

24

25

26

27

1

37

38

39

41

42

40

34

35

36

31

29

30

32

33

28

EXCEPT

EA3 (Japan

Product), JE

EA3 (Japan

Product), JE

44

43

15

14

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SECTION 2

DISASSEMBLY

Note: Follow the disassembly procedure in the numerical order given.

· SLIDING PANEL ASSEMBLY

4 Flat type cable (19 core)

2 Screw (BVTP 3x8)

3 Holder level

5 Sliding panel assembly

Slide mechanism

1 Push the OPEN/CLOSE button to

open the Sliding panel assembly.

1 Screw (BVTP2.6x8)

4 Four screw

(BVTP2.6x8)

5 Holder (L) assembly

a

b

6 Four screw (BVTP2.6x8)

7 Holder (R) assembly

8 Remove the Level slider direction of arrow.

2 Screw

(BVTP2.6x8)

3 Top bracket

NOTE FOR INSTALLATION (LEVEL SLIDER)

NOTE :

Attach in the reverse order, but make sure the rollers (

a, b) of the

holder (L) assembly and holder (R) assembly fit into the grooves of

the level slider.