Read Sony NW-S21 / NW-S23 Service Manual online
NW-S21/S23
11
11
NW-S21/S23
5-2. PRINTED WIRING BOARD – MAIN Board –
:Uses unleaded solder.
R103
R101
C301
R201
R534
R507
C510
S702
R702
R509
R535
C513
VDR501
R500
R510
R525
C512
R527
R709
R711
R726
R729
C511
R524
R523
VDR503
R529
R530
C518
R728
R506
R511
R521
R520
VDR500
C505
R503
R518
R516
R512
C508
R515
R528
R526
C520
R102
C102
C305
R302
C202
R202
R203
R300
C516
R533
C503
R502
R517
VDR504
R514
R513
R504
R703
R508
R505
R519
R522
R501
R531
R532
R303
C103
C203
C303
C101
C201
+
C104
IC301
IC509
+
C204
C302
+
C521
+
C304
+
IC508
IC507
IC510
IC505
+
C519
+
C504
CN401
+
C517
IC502
IC504
IC501
IC506
Q507
B
C
E
Q504
Q502
B
C
E
Q506
Q505
BC
E
B C E
D504
K
A
D501
K
A
C509
+
L501
L500
Q501
G
D
S
S703
D502
K
A
K
A
C515
S
G
D
IC503
IC500
S
1
2
4
3
G
D
+
C500
C506
C501
Q503
D503
Q500
1E 1B 2C
1C 2B 2E
CN400
1
1
2
1
3
4
2
4
3
2
1
3
4
2
3
1
1
40
2
39
1
3
4
5
10
6
1
1
3
5
4
3
5
4
1
3
5
4
1
3
1
1
5
3
4
5
4
5
5
4
MAIN BOARD
(COMPONENT SIDE)
1-684-827-
(11)
11
DISPLAY BOARD
CN402
A
VOLUME
–
+
S702
S703
FB300
R100
C100
C200
R416
R200
S705
FB200
C707
R471
R420
VDR402
C419
C421
R410
C409
C405
VDR404
C400
R725
VDR701
R724
R720
R723
R719
R400
C401
VDR400
R406
R407
R408
R404
R718
C705
C706
VDR700
R721
R717
R705
C709
C701
R715
R401
VDR502
C704
R402
R422
C415
R421
R722
R714
R716
C703
R704
X700
IC700
IC450
IC400
C450
R451
R452
R453
C404
VDR403
VDR401
C418
S706
R412
C414
R409
R411
R405
C407
C406
R403
C417
C416
R450
FB100
C300
+
D300
K
A
1
3 4 2 1 48 14 45 46
7 8 6 5 44 43 41 42
7 8 6 5 44 43 41 42
11 12 15 47 40 39 37 38
13 10 16 9 33 34 36 35
18 17 19 20 29 30 32 31
22 21 23 24 25 26 28 27
13 10 16 9 33 34 36 35
18 17 19 20 29 30 32 31
22 21 23 24 25 26 28 27
5
10
6
C402 +
C403 +
C411
C408
C410
+
X401
X400
MAIN BOARD
(CONDUCTOR SIDE)
1-864-827-
(11)
11
J301
i
MENU
HOLD
OFF HOLD
55 59 52 49 46 43 38 34 31 28 25 22 17 13 12 7 2 206
101 105107110 116 121122 126 131133 139141 144147151 153158 160
63 56
54 44 40 35 30 27 21 16 10 6 4 207
202 201
64 58
60 50 48 42 36 32 26 18 14 8 1 203
200 198
87 97
102 100 115119 125 130136 138145 155165164
166 167
89 91
104 108 114117 124 127132 137143 149154157
163 162
67 65
66 62
199205
196 190
70 69
72 68
195197
192 188
71 73
76 74
193194
184 186
75 80
82 78
191189
182 181
77 79
86 84
187185
183 176
81 88
94 90
180179
178 172
83 92
95 96
177175
174 170
85 99
98 111
173171
169 168
61 57 53
3 208 204
93 103106
156159 161
51 47 45 41 39 37 33 29 24 23 20 19 15 11 9 5
100112113 118 120123 128 129134 135140 142146148 150152
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
(Page 14)
•
Semiconductor
Location
Location
Ref. No.
Location
D300
G-7
D501
B-3
D502
B-2
D503
B-2
D504
B-4
IC301
B-7
IC400
F-3
IC450
F-4
IC500
C-2
IC501
B-3
IC502
B-4
IC503
B-2
IC504
B-4
IC505
B-4
IC506
B-2
IC507
C-4
IC508
C-5
IC509
B-5
IC510
B-5
IC700
F-5
Q500
B-2
Q501
D-3
Q502
B-4
Q503
C-2
Q504
B-4
Q505
C-4
Q506
C-5
Q507
C-5
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