Sony SA-WFS3 / SS-FS3 Service Manual ▷ View online
SA-WFS3/SS-FS3
SA-WFS3/SS-FS3
33
33
4-21. SCHEMATIC DIAGRAM - MAIN Board (6/6) -
• See page 35 for waveforms. • See page 40 for IC Block Diagrams.
MAIN
(5/6)
4
BOARD
IC B/D
IC B/D
IC B/D
14
MAIN
(3/6)
BOARD
12
BOARD
(1/6)
MAIN
79
1.6
1.6
3.3
1.6
1.8
3.3
1.3
3.3
1.6
1.6
1.6
3.3
3.3
3.3
1.6
1.8
3.3
0.6
1.7
1.7
3.3
3.3
1.6
3.3
0
0
3.3
3.3
3.3
3.3
3.3
1.8
3.3
1.6
1.6
3.3
3.3
3.3
1.6
1.6
1.6
1.6
0
0
3.3
3.3
3.3
3.3
3.3
3.3
1.8
1.6
1.6
3.3
3.3
3.3
1.7
3.3
1.6
1.8
1.6
3.3
1.1
3.3
16V
47
C237
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25 26 27 28 29 30 31 32 33 34 35 36
37
38
39
40
41
42
43
44
45
46
47
48
CXD9788AR
IC251
XVSS
VSUBC
VSSR
OUTR2(-)
VDDR
OUTR1(+)
VSSR
VSSL
OUTL2(-)
VDDL
OUTL1(+)
VSSL
XOVSS
XFSOOUT
XOVDD
DVDD
DVSS
NSPMUTE
SOFTMUTE
PGMUTE
SCDT
SCSHIFT
SCLATCH
OVF
FLAGR
OVF FLAGL
SFLAG
INIT
MCKSEL
LRCK
BCK
DA
TA
BFVDD
BFVSS
TEST
DVDD
XFSIIN
FSOCKO
FSOI
HPOUTR2
HPVSSR
HPOUTR1
HPVDDR
HPOUTL2
HPVSSL
HPOUTL1
HPVDDL
XVDD
XFSOIN
JL214
0
R309
100
R240
10uH
L221
CL256
0
R226
100
R213
1uH
L222
47
R232
10k
R230
R260
100
CL232
SOFT_MUTE
JL213
0.1
C235
AMP_LRCKO
0.1
C258
0.01
C224
0.1
C231
0.1
C239
CL252
0.1
C255
100
R208
0.1
C260
0.1
C252
0.1
C254
0.1
C233
CL237
10V
220
C227
10k
R233
1000p
C228
R225
0
470
R251
0.1
C240
100
R209
470
R234
MCK
CL231
JL216
CL254
OVFF_2
DGND
0
R310
1k
R205
1k
R204
AMP_D3
47
R238
CL235
SC_SHIFT
OVFF_1
CL251
CL239
10k
R229
CL255
100
R257
AMP_D1
JL209
16V
47
C257
100
R262
JL223
LAT3
100
R211
JL222
CL236
8
7
6
5
4
3
2
1
TC7WHU04FK(T5RSOYF
IC222
1A
3Y
2A
GND
2Y
3A
1Y
VCC
JL208
470
R224
0
R244
CL233
NS_INIT
AMP_BCKO
100
R214
JL219
C221
10p
1M
R223
JL212
47
R258
0.1
C232
0
R312
SC_DT
0.1
C234
0.1
C259
JL211
0.1
C236
0.1
C253
100
R222
0.1
C256
0.1
C251
0.1
C238
JL206
16V
100
C223
R221
0
100
R237
0
R311
5p
C229
1000p
C222
CL234
JL217
470
R253
0.01
C226
1
C225
JL205
CL257
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25 26 27 28 29 30 31 32 33 34 35 36
37
38
39
40
41
42
43
44
45
46
47
48
CXD9788AR
IC231
XVSS
VSUBC
VSSR
OUTR2(-)
VDDR
OUTR1(+)
VSSR
VSSL
OUTL2(-)
VDDL
OUTL1(+)
VSSL
XOVSS
XFSOOUT
XOVDD
DVDD
DVSS
NSPMUTE
SOFTMUTE
PGMUTE
SCDT
SCSHIFT
SCLATCH
OVF
FLAGR
OVF FLAGL
SFLAG
INIT
MCKSEL
LRCK
BCK
DA
TA
BFVDD
BFVSS
TEST
DVDD
XFSIIN
FSOCKO
FSOI
HPOUTR2
HPVSSR
HPOUTR1
HPVDDR
HPOUTL2
HPVSSL
HPOUTL1
HPVDDL
XVDD
XFSOIN
470
R231
100
R242
CL240
JL220
JL215
CL238
100
R212
49.1MHz
X221
JL218
LAT1
5
4
3
2
1
TK11118CSCL-G
IC221
CONT
GND
NP
VOUT
VIN
JL221
CL253
JL226
100
R239
100
R241
100
R259
100
R261
100
R256
10k
R252
100
R210
22p
C242
22p
C241
22p
C262
22p
C261
100
R255
100p
C203
1000p
C201
100p
C206
100p
C204
PGMUTE
INIT
SOFTMUTE
SCSHIFT
SCDT
SOFTMUTE
OVF
SCLA
TCH3
SCLA
TCH1
OVF2
INIT
SCSHIFT
SCDT
SCSHIFT
NSPMUTE
SCLATCH3
SCDT
PGMUTE
SCLATCH1
NSPMUTE
NSPMUTE
OVF2
SOFTMUTE
OVF
INIT
CLOCK BUFFER
IC222
STREAM PROCESSOR
IC251
23
29
21
27
31
28
30
24
22
(6/6)
MAIN BOARD
+1.8V REGULATOR
IC221
IC231
STREAM PROCESSOR
4
B
6
9
11
D
15
H
10
3
5
12
C
F
1
E
8
G
14
A
2
13
7
(Page 32)
(Page
30)
(Page
28)
SA-WFS3/SS-FS3
SA-WFS3/SS-FS3
34
34
4-22. PRINTED WIRING BOARDS - KEY, SPEAKER Section -
•
: Uses unleaded solder.
• See page 17 for Circuit Boards Location.
1
4
CN851
S851
S852
S853
S854
R851
C851
C852
C853
JL851
JL852
JL853
JL854
1
5
3
A102
TB102
CN102
C106
C107
C108
C109
S851 – 854
G
DISPLAY BOARD
CN802
1-879-217-
11
(12)
1-879-217-
11
(12)
KEY BOARD
(COMPONENT SIDE)
KEY BOARD
(CONDUCTOR SIDE)
POWER
INPUT
SELECTOR
+
–
VOLUME
1
J
MAIN BOARD
CN541
K
MAIN BOARD
CN541
1-879-216-
11
(12)
SPEAKER-POMODORO BOARD
(COMPONENT SIDE)
1-879-216-
11
(12)
SPEAKER-POMODORO BOARD
(CONDUCTOR SIDE)
SPEAKER
R
L
A
B
C
D
E
F
G
1
2
3
4
5
6
7
8
(Page 36)
(Page 27)
(Page 27)
SA-WFS3/SS-FS3
SA-WFS3/SS-FS3
35
35
4-23. SCHEMATIC DIAGRAM - KEY, SPEAKER Section -
• Waveforms
– HDMI Board –
– MAIN Board –
wa
IC3511 if (XTALOUT)
1 V/DIV, 20 ns/DIV
35.2 ns
4.4 Vp-p
ws
IC3519 qa (XOUT)
1 V/DIV, 50 ns/DIV
100 ns
3.5 Vp-p
ud
IC4 <zvc (XTAL)
500 mV/DIV, 20 ns/DIV
40.2 ns
1.1 Vp-p
uk
IC1002 qd (Xout)
1 V/DIV, 100 ns/DIV
200 ns
3.3 Vp-p
5 V/DIV, 5
Ps/DIV
7.7
Ps
15 Vp-p
oa
Q803 (Collector)
20.8
Ps
4.2 Vp-p
ua
IC4 ih (DPDVLRCK)
1 V/DIV, 10
PS/DIV
20.8
Ps
3.8 Vp-p
uh
IC1011 qg (LRCK (O))
1 V/DIV, 10
PS/DIV
us
IC4 ij (DPDVBCK)
1 V/DIV, 100 ns/DIV
326 ns
4.4 Vp-p
ug
IC1011 qf (BCK (O))
1 V/DIV, 100 ns/DIV
326 ns
4.2 Vp-p
81
ns
4.6 Vp-p
uf
IC1011 qd (CKOUT)
1 V/DIV, 50 ns/DIV
81
ns
4 Vp-p
uj
IC1011 wa (XOUT (O))
1 V/DIV, 50 ns/DIV
ul
IC231 rk (XFSOIN)
1 V/DIV, 10 ns/DIV
20.6 ns
3.2 Vp-p
– DISPLAY Board –
G
CN802
DISPLAY
BOARD
(5/6)
J
(5/6)
MAIN BOARD
CN541
CN541
MAIN BOARD
K
S852
S853
0.1
C852
0.1
C853
S854
2.2k
R851
0.1
C851
S851
JL851
JL852
JL853
JL854
1
2
3
4
4P
CN851
KEY0
KEY1
KEY2
DGND
C109
0.01
C108
0.01
C107
0.01
C106
0.01
+
-
+
-
TB102
1
3
4
5
5P
CN102
FL+
FL-
FR+
FR-
KEY BOARD
/
INPUT
SELECTOR
VOLUME
+
VOLUME
-
4
B
D
3
5
C
1
A
2
R
SPEAKER
SPEAKER-POMODORO BOARD
L
(Page 37)
(Page 32)
(Page 32)
SA-WFS3/SS-FS3
SA-WFS3/SS-FS3
36
36
4-24. PRINTED WIRING BOARD - DISPLAY Board -
•
: Uses unleaded solder.
• See page 17 for Circuit Boards Location.
1
15
1
4
1
64
16
17
32
33
48
49
B
E
E
B
E
E
1C 2C
2B
1B E
1
2
4
51
53 54
R804
R805
R806
R808
R809
R810
CN801
CN802
C801
C802
C803
C804
C808
C809
C822
C823
C824
D801
D802
D803
IC801
IC802
IC803
T801
Q801
Q802
Q803
ND801
R801
R802
R803
R802
R803
R811
R812
R813
R814
R815
R816
R816
R817
R818
R819
R820
C805
C806
C807
C810
C813
C814
C815
C816
JL801
JL802
JL803
JL804
C821
JL805
JL806
JL807
JL808
JL809
JL809
JL810
JL811
JL812
JL813
JL814
JL815
JL816
JL817
JL818
JL819
D804
L801
K
A/K
A
K
A/K
A
1
1A
2A
1K
2K
3
4
5
H
MAIN BOARD
CN1001
G
KEY BOARD
CN851
FLUORESCENT INDICATOR TUBE
1-879-211-
11
(12)
1-879-211-
11
(12)
DISPLAY BOARD
(COMPONENT SIDE)
DISPLAY BOARD
(CONDUCTOR SIDE)
DC/DC
CONVERTER
TRANSFORMER
1
9
1
3
1
D801
1A
2A
2A
1K
2K
2K
A
B
C
D
1
2
3
4
5
6
7
8
(Page 26)
(Page 34)
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