Sony SA-WCT500 / SS-CT500 Service Manual ▷ View online
SA-WCT500/SS-CT500
SA-WCT500/SS-CT500
45
45
5-30. SCHEMATIC DIAGRAM - KEY, SPEAKER Section -
G
CN802
DISPLAY
BOARD
(5/6)
(5/6)
(5/6)
MAIN BOARD
MAIN BOARD
MAIN BOARD
J
L
K
CN541
CN564
CN541
3.3
3.3
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
C105
0.01
C103
0.01
C102
0.01
C101
0.01
C104
0.01
C100
0.01
JL151
22
R151
22
R152
10
C151
JL152
JL153
JL154
JL159
JL155
JL158
JL156
JL160
JL161
JL162
JL157
-
+
TB103
+
-
+
-
TB101
1
3
4
5
6
7
7P
CN101
FL+
FL-
C+
C-
FR+
FR-
VCC
OUT
GND
GP1UE26RK0VF
IC151
1
2
3
1
2
3
3P
CN153
GND
VCC
SIRCS
1
2
3
3P
CN152
GND
VCC
SIRCS
47uH
L151
J151
1
2
3
4
5
6
6P
CN151
FR-
FR+
C-
C+
FL-
FL+
KEY BOARD
/
INPUT
SELECTOR
VOLUME
+
VOLUME
-
4
B
6
9
11
D
10
3
5
C
1
E
8
A
2
7
L
SPEAKER
SPEAKER-CSIRKE BOARD
CENTER
R
IC151
REMOTE CONTROL RECEIVER
IR BOARD
R
TB152
SP102, 103
-
L
-
REMOTE
+
(FRONT L-ch)
+
CTRL
+
SP104
SP101
-
CENTER
SPEAKER BOARD
(FRONT R-ch)
(CENTER)
TB151
(SS-CT500)
(SA-WCT500)
(Page 47)
(Page 42)
(Page 42)
(Page 42)
SA-WCT500/SS-CT500
SA-WCT500/SS-CT500
46
46
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 36)
(Page 44)
5-31. PRINTED WIRING BOARD - DISPLAY Board (SA-WCT500) -
•
: Uses unleaded solder.
• See page 21 for Circuit Boards Location.
SA-WCT500/SS-CT500
SA-WCT500/SS-CT500
47
47
5-32. SCHEMATIC DIAGRAM - DISPLAY Board (SA-WCT500) -
• See page 50 for Waveforms. • See page 50 for IC Block Diagrams.
CN1001
H
MAIN
BOARD
(4/6)
G
KEY
BOARD
CN851
IC B/D
IC B/D
91
-21.5
-21.5
-21.5
-21.5
-21.5
-21.5
-21.5
-21.5
-21.5
-21.5
-21.4
-21.3
-14.4
-14.5
-16.7
-19.1
-14.4
-21.3
-21.4
-23.6
-12.1
-14.4
-21.3
-21.3
-23.6
-12.1
1.4
3.2
0
3.3
3.2
3.1
1.4
-21.3
-23.6
-16.7
-12.2
-12.1
-9.8
-16.7
-12.2
-19
-21.3
-19.1
-12.2
-12.1
-23.6
-21.4
-19.1
-14.4
-14.5
-19
-16.7
-16.7
-14.5
3.3
3.3
0
0
3.3
1.9
3.5
1.3
4.8
3.3
-0.1
4.6
4.6
-0.1
CPH5504-TL-E
Q803
3.9k
R810
4700p
C806
33k
R814
100
R813
0.022
C805
0.1
C810
100
R818
100
R816
100
R815
100
R817
3.3k
R820
10k
R819
47p
C821
2200p
C815
100p
C814
100p
C813
0.1
C824
0.01
C822
47uH
L801
35V
10
C809
0.01
C808
16V
100
C804
MAZ8062G0LS0
D804
1
7
8
9
10 11 12
5
6
14
19
18
17
13
16
20
15
23 24
27
21
28
26
25
22
31
33
35
30
32
36
34
29
42
44
43
40
37
39
38
41
46
48
47
45
51
49 50
54
4
2
53
ND801
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16
17
18
19
20
21
22
29
28
27
26
25
24
23
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
ML9208-03GAZ03B
IC803
S5
S6
S7
S8
S9
S10
S1
1
S12
S13
S14
S15
S16
S17
S18
S19
S20
S21
S22
S23
S24
S25
S26
S27
S28
S29
S30
S31
S32
S33
S34
S35
G1
G2
G3
G4
G5
G6
G7
G8
G9
G10
G1
1
G12
G13
G14
G15
G16
VFL
GND
OSC0
OSC1
XRST
XCS
XCLK
DATA
VDD
N.A
N.A
AD2
AD1
S1
S2
S3
S4
JL809
JL819
JL813
JL808
JL818
1k
R801
JL807
1k
R802
JL817
100
R804
1k
R803
JL806
100
R809
RT1N141C-TP-1
Q802
100
R805
RT1N141C-TP-1
Q801
JL805
SML-521MYWT86
D801
R808
100k
C803
1000p
5
4
3
2
1
TK11133CSCL-G
IC801
CTRL
GND
CNp
V
out
Vi
n
C801
1
MC2840-T112-1
D802
MC2840-T112-1
D803
0.01
C816
22
R812
22
R811
JL815
JL816
1
2
3
4
4P
CN802
KEY0
KEY1
KEY2
DGND
JL801
JL802
JL803
JL804
10
C823
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
15P
CN801
LED2
LED1
DGND
FL_DATA
FL_CS
FL_CLK
FL_RST
SW3.3V
E3.3V
SIRCS
KEY2
KEY1
KEY0
D+5V
DGND
JL814
JL812
JL811
JL810
2
3
5
6
8
7
1
4
9
T801
VCC
OUT
GND
GP1UE274RKC1
IC802
1
3
2
33
R806
10
C807
C802
1
S[1]
S[2]
S[3]
S[4]
S[5]
S[6]
S[7]
S[8]
S[10]
S[12]
S[13]
S[14]
S[15]
S[16]
S[17]
S[18]
S[19]
S[20]
S[21]
S[1
1]
S[9]
G[2]
G[4]
G[6]
G[8]
G[10]
S[23]
S[24]
S[25]
S[26]
S[27]
S[28]
S[29]
S[30]
S[31]
S[32]
S[33]
S[34]
S[35]
S[36]
S[22]
S[21]
S[20]
S[19]
S[18]
S[1]
S[2]
S[3]
S[4]
S[5]
S[6]
S[7]
S[8]
S[9]
S[17]
S[16]
S[15]
S[14]
S[13]
S[12]
S[1
1]
S[10]
S[22]
S[23]
S[24]
S[25]
S[26]
S[27]
S[28]
S[29]
S[30]
S[31]
S[32]
S[33]
S[34]
S[35]
S[36]
G[1]
G[3]
G[5]
G[7]
G[9]
G[1
1]
G[1]
S[37]
S[37]
G[1
1]
G[4]
G[10]
G[6]
G[2]
G[7]
G[9]
G[5]
G[3]
G[8]
REMOTE CONTROL
IC802
+3.3V REGULATOR
IC801
DISPLAY BOARD
RECEIVER
LED DERIVE
LED DERIVE
/
-1
-2
OSC
DC/DC
CONVERTER
TRANSFORMER
FLUORESCENT INDICATOR TUBE
IC803
FLUORESCENT INDICATOR
TUBE DRIVER
4
B
6
9
11
D
15
10
3
5
12
C
F
1
E
8
G
14
A
2
13
7
(Page 45)
(Page 41)
SA-WCT500/SS-CT500
SA-WCT500/SS-CT500
48
48
B
E
B
E
1
5
B
E
B
E
B
E
B
E
B
E
E
B
E
DZ904
D941
D948
D949
DZ915
IC941
DZ932
DZ953
TP916
Q921
Q930
Q931
Q932
Q943
Q947
Q949
Q950
L944
L945
R905
R906
L953
R907
R908
R909
R910
R911
R917
R919
R920
R921
R923
R924
R925
R926
R927
R928
R930
R931
R932
R933
R934
R935
R936
R937
R938
R939
R940
R941 R942
C907
R945
C909
R946
R949
C911
R951
C916
R952
R954
R955
R956
R959
C922
C923
R960
R963
R965
R966
R967
C935
R972
C936
C937
R975
R976
R978
C950
C951
R992
R993
R994
R995
R998
R999
D906
D907
D908
D909
C969
D910
C970
C971
D914
D922
D923
C983
D924
C984
C990
C992
C993
C995
C996
C997
DZ901
DZ902
DZ951
DZ903
1
3
B
E
1
5
2
4
3
1
E
B
1
3
1
5
2
9
1
7
1
13
IC921
IC922
D947
HS931
IC931
JW981
JW982
JW983
JW984
JW985
JW986
JW988
F901
Q901
Q922
PC901
PC903
EB902
EB904
EB905
EB907
L931
VDR901
R901
R903
R904
L954
L956
R912
R913
R914
R916
CN904
CN901
CN906
R922
JV901
JV902
JV903
JV904
JV905
JV906
JV907
JV908
JV909
PS954
FR929
FH901
C901
PS956
FH902
C902
C903
JV910
JV911
TH901
C905
JV912
C906
JV913
JV914
C908
JV915
JV916
JV917
JV918
JV919
C910
C912
C913
JV921
JV923
C918
LF901
LF902
C920
C921
C924
C925
PC902
PC904
C926
C927
C928
C929
C930
C932
C933
C934
C938
C939
C942
C943
C945
C948
JW905
JW908
D901
D902
D903
C963
JW910
C964
JW911
D905
JW912
JW913
JW914
JW915
JW916
JW917
JW918
D911
D912
D913
JW925
C980
IC901
D921
T901
T903
D931
JW940
JW941
JW942
MAIN POWER
TRANSFORMER
SUB POWER
TRANSFORMER
(CHASSIS)
(CHASSIS)
M
MAIN
BOARD
CN566
N
MAIN
BOARD
CN1006
(AC IN)
(CHASSIS)
(CHASSIS)
1-875-124-
21
(21)
POWER BOARD
A
B
C
D
E
F
1
2
3
4
5
6
7
8
9
(SA-WCT500: US, CND)
(SA-WCT500: US, CND)
(SA-WCT500: AEP, RU, UK, EA)
(Page 37)
(Page 37)
5-33. PRINTED WIRING BOARD - POWER Board (SA-WCT500) -
•
: Uses unleaded solder.
• See page 21 for Circuit Boards Location.
Click on the first or last page to see other SA-WCT500 / SS-CT500 service manuals if exist.