MHC-W555, STR-W555 - Sony Audio Service Manual (repair manual)

mhc-w555, str-w555 service manual
Model
MHC-W555 STR-W555
Pages
60
Size
6.61 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
mhc-w555-str-w555.pdf
Date

Read Sony MHC-W555 / STR-W555 Service Manual online

– 2 –
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 iron 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
MALAYSIA
MALAYSIA
MALAYSIA
JAPAN
THAI
MALAYSIA
MALAYSIA
MALAYSIA
MALAYSIA
MALAYSIA
MALAYSIA
JAPAN
LABEL MODEL NUMBER
No.
PTY button
PRODUCT
COUNTRY
MODEL
POWER CORD
JACK (MIC2)
(Refer to Fig 3)
NOT USED
USED
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
USED
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
USED
4-210-483-0
π
4-210-483-0
π
4-210-481-0
π
4-210-481-0
π
4-210-482-0
π
4-210-482-1
π
4-210-479-0
π
4-210-480-0
π
4-210-483-1
π
4-210-479-0
π
4-210-492-1
π
4-210-481-0
π
LABEL MODEL NUMBER
(Refer to Fig 1)
PTY button
(Refer to Fig 2)
AEP
East European
,CIS
Saudi Arabia
,Taiwan
NOT USED
NOT USED
4-210-479-0
π
Singapore
,Malaysia
Saudi Arabia
Thai
Israel
Argentine
Australian
UK
E
Chinese
Fig 1.
Fig 2.
Fig 3.
Tourist
Jack (MIC 2)
– 3 –
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
– 4 –
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
3 4 5 6
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
Page of 60
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Download Sony MHC-W555 / STR-W555 Service Manual (Repair Manual)

Here you can read online and download Sony MHC-W555 / STR-W555 Service Manual in PDF. MHC-W555 / STR-W555 service manual will guide through the process and help you recover, restore, fix, disassemble and repair Sony MHC-W555 / STR-W555 Audio. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.