Sony SA-WCT660 Service Manual ▷ View online
SA-WCT660
SA-WCT660
17
17
4
5
3
2
1
16
16
16
16
0
0
12
27.3
32.3
32.3
16
16
32.3
27.3
27.3
32.3
16
16
32.3
32.3
27.3
12
12
12
1.6
3.3
1.6
3.3
3.3
1.1
1.6
3.3
1.6
3
12
3.3
3.3
1.6
1.6
0
3.3
1.8
32.3
32.3
12
1
1.7
3.3
3.3
1.6
1.6
3.3
1.6
1.6
3.3
3.3
3.3
0
3.3
1.8
1.6
3.3
3.3
3.3
3.3
1.6
3.3
1.6
1.6
3.3
1.6
3.3
1.8
3.3
4.2
2
2
3.3
1.6
1.7
3.3
3.3
0
3.3
3
3.3
3.3
3.3
3.3
3.3
1.6
3.3
3.3
3.3
1.6
1.6
0
3.1
0
0
2.5
3.3
3.3
1.6
3.3
3.3
1.6
3.3
1.8
3.3
3.3
3.3
0
0
3.3
3.3
3.3
3.3
3.3
0
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
0
0
3.3
4.2
2.1
3.3
3.3
0
3.3
4.2
2
0
4.2
0
4.2
0
0.6
0.1
0
0.6
0
0
3
3.3
4.2
0
3
1.6
0
3.3
4.2
0.4
4.2
JL136
14
13
12
11
10
9
8
7
6
5
4
3
2
1
TC74LCX74FT(EKJ)
IC103
1/CLR
1D
1CLK
1/PRE
1Q
1/Q
GND
2/Q
2Q
2/PRE
2CLK
2D
2/CLR
VCC
10k
R167
10k
R104
2SB1690KT146
Q110
0.1
C116
4.7k
R111
JL126
CL173
0
R192
0
R195
1k
R224
JL141
CL153
0.1
C133
0.01
C108
JL124
CL130
CL143
CL155
10k
R223
CL120
JL107
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
CXD9843AR
IC105
XVSS
VSUBC
VSSR
OUTR2
VDDR
OUTR1
VSSR
VSSL
OUTL2
VDDL
OUTL1
VSSL
XOVSS
XFSOOUT
XOVDD
DVDD
DVSS
NSPMUTE
SOFTMUTE
PGMUTE
SCDT
SCSHIFT
SCLATCH
FLAGR
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
CL102
0.1
C197
JL158
JL122
CL154
10k
R109
LSCR523UBFS8TL
Q102
1k
R164
CL122
JL144
CL156
RN2902
Q111
JL165
CL174
4.7k
R126
100
R198
100
R185
0
R194
10
C167
R153 100
CL129
20MHz
X100
CL164
CL105
10k
R225
0.01
C166
CL150
CL136
CL152
C194
0.1
CL134
0.01
C122
0.1
C110
47k
R112
JL115
CL133
1k
R103
100
R196
CL100
10
C155
JL162
CL1
17
HN1C01FU-TE85R
Q103
R203
100k
100
R177
JL106
CL108
C120
22p
CL165
JL148
CL147
0
R230
0
R162
0
R120
15k
R124
0.01
C105
C196
1000p
CL1
14
JL114
JL118
CL157
HN1C01FU-TE85R
Q104
R227
0
100
RB003
CL109
LSCR523UBFS8TL
Q105
CL107
JL157
100
R193
220
R176
1
2
2P
CN105
SW(-)
SW(+)
CL1
19
100
R188
CL126
22
R217
CL116
49.152MHz
X101
1
2
CL125
R154 100
R149 100
JL128
PST8435UL
IC101
1
GND
2
VDD
3
CD
4
OUT
CL151
IC108
S-1170B33UC-OTSTFG
1
EN
2
Vss
3
NC
4
VIN
5
VOUT
JL164
CL139
R182
100k
CL172
0
R200
CL137
R236
470
4.7k
R110
1M
R219
0.1
C125
R5F212BASNFP
IC100
1
NO USE
2
S-AIR_DA
TA
3
FW_MODE
4
NO USE
5
NO USE
6
RESET
7
Xout
8
Vss
9
Xin
10
Vcc1
11
NO USE
12
P_CONT2
13
P_CONT1(3.3V)
14
P_CONT_PVDD
15
NO USE
16
NO USE
17
NO USE
18
NO USE
19
NO USE
20
NO USE
21
LED_GREEN
22
LED_RED
23
PAIRING_LED
24
NO USE
25
DAMP_SHIFT
26
NO USE
27
DAMP_SCDT
28
DRIVE_RST(EN)
29
DAMP_INIT
30
DAMP_OVF
31
DAMP_LATCH
32
DAMP_SOFT_MUTE
33
DAMP_OVF2
34
DAMP_LA
TCH2
35
NO USE
36
AC_CUT
37
FW_TxD
38
FW_RxD
39
NO USE
40
NO USE
41
NO USE
42
PVDD_SD_EN
43
DC_DET
44
NO USE
45
DRIVE_SD
46
S-AIR FREQ DET
47
S-AIR DET
48
S-AIR_GPIO2
49 KEY_POWER
50 S-AIR_RESET
51 KEY_PAIRING
52 SUR_MODE_SW
53 SHIMUKE
54 MODEL
55 FAN_ON
56 FAN_DET
57 S-AIR_RF_FB
58 NO USE
59 Vss
60 NO USE
61 Vref
62
Vcc1
63
NO USE
64
S-AIR_CLK
C05
0.1
JL105
CL161
10k
R113
R174
220k
100
R191
R160
220
CL121
JL152
220
R178
0.1
C104
CL149
0.1
C129
JL143
220
R183
JL127
JL150
10k
R232
CL1
15
JL129
JL159
MM3411A18URE
IC106
1
CE
2
VSS
3
VOUT
4
VIN
C191
1000p
CL168
CL144
R108
10k
CL176
R226
0
0.22
C106
TC7SHU04FU (T5RSOJF)
IC107
1
NC
A
2
3
GND
4
5
VCC
Y
BAV99-215
D104
100k
R114
CL101
R235
470
JL156
R125
100
JL153
CL166
CL169
JL138
1
C158
JL147
0.1
C148
0.1
C134
CL113
JL123
FB100
R159 330
0.1
C103
10k
R165
CL104
0.1
C198
JL135
CL141
CL128
44
38
39
40
41
42
43
7
6
5
4
3
2
1
37
36
35
34
33
32
8
9
10
11
28
29
30
31
17
16
15
14
13
12
27
26
25
24
23
22
21
20
19
18
CXD9981TN
IC104
GVDD_B
/DTW
NC
NC
/SD
PWM_A
/RESET_AB
PWM_B
OC_ADJ
GND
AGND
VREG
M3
M2
M1
PWM_C
/RESET_CD
PWM_D
NC
NC
VDD
GVDD_C
GVDD_D
BST_D
NC
PVDD_D
PVDD_D
OUT_D
GND_D
GND_C
OUT_C
PVDD_C
BST_C
BST_B
PVDD_B
OUT_B
GND_B
GND_A
OUT_A
PVDD_A
PVDD_A
NC
BST_A
GVDD_A
JL133
R202
100k
0.022
C114
CL171
CL145
1.5k
R184
R130
10k
JL104
C182
2200
35V
2
3
4
5
6
7
8
9
9P
CN104
NC
1
32V
32V
32V
GND
GND
GND
MAIN-ON
E4V
R158
100
CL170
JL130
CL160
R180
2.2k
4.7k
R128
DZ2J056M0L
D112
22k
R205
22k
R175
CL138
R222
100
0.1
C127
JL146
FB101
JL132
JL137
R233
10k
CL142
CL103
0.1
C118
0.1
C101
DA2J10100L
D101
1
2
3
4
5
SI-3010KM-TLA
IC109
VCONT
VIN
GND
VOUT
SENSE
CL175
JL151
JL131
R119
10k
1k
R105
100k
R190
JL125
CL1
10
0.1
C109
47k
R127
R208
0
CL159
0.1
C126
CL118
JL134
0.1
C107
10k
R171
100
RB002
CL146
CL106
100
R131
10k
R121
DA2J10100L
D1
11
220
R179
1
C179
JL145
33k
R186
CL163
JL166
CL1
11
0
R197
100
R181
R152 100
JL139
CL140
CL162
0.1
C137
0.1
C130
100
R173
100k
R115
CL158
47k
R118
CL131
CL148
47k
R172
CL127
CL1
12
4.7k
R148
100k
R249
16V
C141
100
16V
100
C115
16V
100
C178
16V
100
C175
C170
1000
6.3V
6.3V
1000
C203
1
C162
0.1
C186
0.1
C161
0.1
C157
0.1
C135
2.2
C177
2.2
C165
C152
2.2
C140
2.2
C174
2.2
C172
2.2
3
2
1
4
10uH
L101
16V
100
C199
50V
47
C195
E
ET100
16V
47
C119
JL142
JL140
100k
R117
LTC014EUBFS8TL
Q108
LTC014EUBFS8TL
Q112
RN1902 (T5RSONY.D.F)
Q109
24P
CN107
1
+4V
2
+4V
3
DOUT_RX
4
Link State
5
INT
6
RESETN
7
SCL_STX/LED_RED
8
SDA_STX/LED_BLU
9
SCL_MRX
10
SDA_MRX
11
GPIO3
12
GND
13
BCK1_TX/POWER
14
LRCK_TX
15
GPIO2
16
MCK_OUT_RX
17
DIN_TX
18
GPIO
19
GPIO
20
NC
21
NC
22
LED1_TX/BCK0_RX
23
LED2_TX/WCK0_RX
24
GND
390
R221
C184
7p
7p
C185
150
R206
S101
S100
HN1A01FU-TE85R
Q106
2
3
4
4P
CN106
NC
1
LED(R)
LED(G)
GND
0.1
C189
0.1
C188
0.1
C187
0.1
C131
0.1
C132
R216
0
R209
0
4.7k
R187
100k
R199
C136
2.2
1k
R243
R234
47k
100k
R231
1k
R242
R129
100
RXD1
CNVSS
RESET
DATA
JL163
TXD1
2.4/5.8_DET
2.4/5.8_DET
RESN
SCL
CNVSS
TXD1
RXD1
GPI02
DETECT
SDA
256FS
GPI02
DETECT
SDA
SCL
RESN
JL167
JL170
JL169
JL168
LRCK
BCK
RESET
256FS
LRCK
BCK
DATA
POWER AMP
IC104
STREAM PROCESSOR
IC105
CLOCK BUFFER
IC107
IC103
PRESCALER
IC106
+1.8V REGULATOR
+3.3V REGULATOR
IC108
IC109
+12V REGULATOR
IC101
RESET SIGNAL GENERATOR
SYSTEM CONTROLLER
IC100
SUB MAIN BOARD
(CHASSIS)
DC DETECT
POWER
DETECT
OVER LOAD
DETECT
-2 -1
-1 -2
-1 -2
SHUT DOWN
SWITCH
B+ SWITCH
POWER DETECT
B+ SWITCH
-1
-2
-1
-2
-2
Q109, 111
LED DRIVE
RESET SWITCH
SL101
SL1
16
SL1
17
SL1
18
SL102
SL1
19
SL120
SL121
SL122
SL100
/
LINK
RF100
(SWA12-4V RX)
RF MODULATOR
SP100
13
A
15
K
E
D
C
4
14
16
17
8
21
G
B
1
18
11
3
10
I
9
J
F
19
H
M
N
O
L
6
2
20
5
7
12
BOARD
CN901
>01S
POWER
CL902
CL901
CL900
(GRN)
(RED)
CL-165HR/HG5-D-T
D901
1
2
3
3P
CN901
LED(R)
LED(G)
GND
82
R900
820
R901
FRONT LED BOARD
/
100
R135
JL117
JL116
JL160
JL161
0.1
C102
JL113
0
R161
FFC1
FB102
R155
10k
0.1
C112
S
SSM3J325F,LSOYF
Q114
R156
100k
C113
0.1
LTC014EUBFS8TL
Q113
Q113, 114
B+ SWITCH
C201
100
10V
3-2. SCHEMATIC DIAGRAM - MAIN Section -
• See page 16 for Waveforms. • See page 22 for IC Block Diagrams. • See page 25 for IC Pin Function Description.
Note 2: When IC104 on the SUB MAIN board is replaced, refer to “NOTE
OF REPLACING THE IC104 ON THE SUB MAIN BOARD
AND THE COMPLETE SUB MAIN BOARD” on page 3.
AND THE COMPLETE SUB MAIN BOARD” on page 3.
Note 1: When the RF modulator (Ref. No. RF100) is replaced,
refer to “NOTE OF REPLACING THE RF MODU-
LATOR” on page 3.
LATOR” on page 3.
Ver. 1.1
SA-WCT660
SA-WCT660
18
18
3-3. PRINTED WIRING BOARD - MAIN Section (1/2) -
•
: Uses unleaded solder.
C1
B2
E2
E1
B1
C2
8
14
7
1
22
1
23
44
25
36
12
1
37
48
24
13
C1
B1
B1
B2 E2
C2
C2
E1
E1
2
24
1
23
R216
R217
R219
R221
R222
R223
R224
R225
R226
R227
R230
R234
R235
R236
C201
C203
R242
R243
R249
CL100
CL101
CL102
CL103
CL104
CL105
CL106
CL107
CL108
CL109
CL110
CL111
CL112
CL113
CL114
CL115
CL116
CL117
CL119
CL121
CL122
CL125
CL126
CL127
CL128
CL133
CL138
CL139
CL140
CL142
CL143
CL145
CL146
Q102
Q103
CL147
Q104
CL148
Q105
CL149
Q106
Q108
SL100
Q109
SL101
SL102
CL150
CL152
CL153
Q110
CL154
Q111
CL155
Q112
CL156
Q113
CL157
Q114
CL158
CL159
CL160
CL161
SL116
CL162
CL163
SL117
CL164
SL118
CL165
SL119
CL166
CL168
CL169
SL120
SL121
SL122
CL170
CL171
CL172
CL173
CL174
CL175
CL176
FB100
FB101
FB102
R103
R105
R109
R112
R115
R118
R119
R121
CN107
R127
R129
LP101
LP102
R130
R131
R135
C101
C102
C103
C104
C106
C107
C108
C109
R149
C110
X100
X101
C112
C113
C114
C115
R152
R153
C118
R154
R155
C119
R156
R158
R159
C120
R160
R161
C125
C129
C131
C132
R173
C137
R174
R177
R179
C140
C141
JL128
R180
R181
R182
R183
R184
R185
R186
R187
JL130
R188
JL131
JL132
JL133
JL134
JL135
JL136
C152
JL137
R190
JL138
C155
JL139
R191
R192
R193
C158
R194
R195
R195
R196
R198
R198
R197
R199
B1
B2
C2
E2
E1
C1
JL141
JL143
JL145
D101
JL146
C162
D104
C165
RB002
C166
RB003
C167
C170
D111
D112
JL157
JL158
ET100
JL159
C175
C177
C178
C179
JL160
JL161
JL162
JL163
JL164
IC100
JL165
IC101
JL166
JL167
IC103
JL168
IC104
C184
JL169
C185
IC105
IC106
IC107
C187
IC108
C188
C189
IC109
JL170
C194
C195
C198
C199
C05
R200
R202
R203
R205
R206
R208
R209
E2 B2 C1
C2 B1 E1
E2 B2 C1
1
16
48
33
32
17
64
49
1
5
SUB MAIN BOARD
(COMPONENT SIDE)
1-883-799-
21
(21)
1
A
A
A/K
A
K
3
5
4
E
K
A
E
3 4
1
2
E
A
K
X100
E
1
2
4
3
E
1
3
3
5
4
4
E
(CHASSIS)
S
G
D
RF100
RF MODULATOR
(SWA12-4V RX)
A
B
C
D
E
F
1
2
3
4
5
6
7
8
9
10
11
12
FFC1
Note 2: When IC104 on the SUB MAIN board is replaced, refer to “NOTE
OF REPLACING THE IC104 ON THE SUB MAIN BOARD
AND THE COMPLETE SUB MAIN BOARD” on page 3.
AND THE COMPLETE SUB MAIN BOARD” on page 3.
Note 1: When the RF modulator (Ref. No. RF100) is replaced,
refer to “NOTE OF REPLACING THE RF MODU-
LATOR” on page 3.
LATOR” on page 3.
Ver. 1.1
SA-WCT660
SA-WCT660
19
19
3-4. PRINTED WIRING BOARDS - MAIN Section (2/2) -
•
: Uses unleaded solder.
1
9
3
1
2
1
4
L101
CN104
CN105
CN106
S100
C182
R231
R232
R233
CL118
CL120
CL123
CL124
CL129
CL130
CL131
CL132
CL134
CL135
CL136
CL137
CL141
CL144
CL151
R104
R108
R110
R111
R113
R114
R117
R120
R124
R125
R128
R126
C105
R148
C116
JL104
JL105
C122
JL106
JL107
JL108
JL109
R162
C126
C127
R164
R165
R167
JL110
JL111
JL112
JL113
JL114
C130
JL115
JL116
JL117
C133
JL118
C134
JL119
R171
C135
R172
C136
R175
R176
JL120
R178
JL121
JL122
JL123
JL124
JL125
JL126
JL127
JL129
C148
C157
JL140
JL142
JL144
C161
JL147
JL148
JL150
JL151
JL152
JL153
C172
JL156
C174
C186
C191
C196
C197
1
3
CN901
D901
CL900
CL901
CL902
R900
R901
S101
SUB MAIN BOARD
(CONDUCTOR SIDE)
1-883-799-
21
(21)
1
3
4
2
POWER
BOARD
CN901
>01P
FRONT LED BOARD
(SIDE B)
FRONT LED BOARD
(SIDE A)
/
1-883-801-
12
(21)
1-883-801-
12
(21)
A
A
K
K
K
D901
A
K
A
(GRN)
(RED)
SP100
/
LINK
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
(Page 20)
SA-WCT660
SA-WCT660
20
20
3-5. PRINTED WIRING BOARD - POWER Board -
•
: Uses unleaded solder.
B
E
IC940
IC950
CL900
CL901
CL902
CL903
CL904
CL905
CL910
CL911
CL912
CL913
CL914
CL915
CL916
CL917
CL918
CL920
CL921
CL922
CL923
CL924
CL925
CL926
CL927
CL928
CL929
CL930
CL940
CL941
CL942
CL943
CL950
CL951
CL952
CL953
CL960
CL962
CL963
CL964
Q921
Q922
Q923
CAM901
Q960
Q961
R901
Q962
R902
R903
R904
R905
R910
R914
R915
R916
R920
R925
R927
R928
R929
R930
R931
R932
R940
R941
R942
R943
R944
R945
R946
R947
R949
R950
R951
C916
R953
R955
R956
R957
JL900
JL901
R959
JL902
JL903
JL904
JL905
JL906
JL908
R960
TH920
JL909
R961
C925
R962
R963
C928
C929
JL911
JL912
JL913
JL914
C930
JL915
C931
C932
JL917
JL919
C943
C944
C946
C947
C952
C953
C954
C960
D902
D912
D913
D914
D915
D916
D922
D923
D925
D926
D927
D928
D929
D930
D931
D932
E
B
C
E
1
1
2
2
3
4
3
4
7
3
1
6
4
+
–
1
3
C
E
C
E
1
9
E
B
1
4
5
8
D940
IC920
D950
JS901
JS902
JS903
JS904
JS905
F900
Q901
Q920
PC901
PC902
PC903
EB901
EB902
VDR900
R900
R911
R913
CN900
CN901
R921
R922
R923
FR910
R924
R926
FH900
FH901
TH900
A001
A002
C907
C911
C914
C917
LF900
C919
LF901
C922
C923
C923
C924
C927
C937
C940
C941
C951
JW902
JW903
JW904
JW905
JW907
JW908
JW909
D900
D901
JW910
JW913
JW914
JW915
JW917
JW918
D910
D911
JW920
D920
D924
T901
T902
IC910
C920
C921
C900
C902
C902
C905
C906
C906
C903
C904
C904
C935
C936
C936
1-882-860-
12
(12)
E
E
E
MAIN POWER
TRANSFORMER
E
PATTERN
SPARK-GAP
AC1
(AC IN)
(CHASSIS)
(CHASSIS)
E
POWER BOARD
SUB POWER
TRANSFORMER
1
5
10
6
1
2
4
3
1
2
4
3
1
7
8
14
(US, CND, TW)
(AEP, RU, UK, AUS, CH)
(AEP, RU, UK, AUS, CH)
(AEP, RU, UK, AUS, CH)
(US,
CND, TW)
CND, TW)
(US, CND, TW)
(AEP, RU, UK, AUS, CH)
(US, CND, TW)
(AEP, RU, UK, AUS, CH)
(US, CND, TW)
(AEP, RU, UK, AUS, CH)
(US, CND, TW)
(AEP, RU, UK, AUS, CH)
(US, CND, TW)
(US, CND, TW)
A
B
C
D
1
2
3
4
5
6
7
8
(AEP, RU, UK, AUS, CH)
3
1
2
4
SUB MAIN
BOARD
CN104
>01P
LF900, 901
LINE FILTER
(Page 19)
Ver. 1.1
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