Printed Wiring Board - Main Board (Conductor Side) - Sony MZ-R909 Service Manual

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6-6.
PRINTED WIRING BOARD – MAIN board (Conductor Side) –
1
2
3
MAIN BOARD
(CONDUCTOR SIDE)
A
B
C
R317
C211
J301(2/2)
LINE IN
D
(OPT)
C118
C117
4
1
R118
5
16
IC303
8
13
9
12
J303
MIC
(PLUG IN POWER)
E
C217
C218
R319
C344
F
D303
4
1
C906
5
16
8
13
R815
C908
12
9
G
FB301
FB302
FB303
FB304
C337
FB305
C
8
5
Q803
FB306
D301
B
E
K
1
4
A
C338
K
C335
D302
H
C329
R204
R205
B1 E B2
R104
R203
Q801
R105
C107 R846
C1
C2
C836
1
5
10
CN801
I
SWITCH
&
LCD MODULE
:Uses unleaded solder.
4
5
RECHARGEBLE BATTERY
NH-14WM
1.2V 1350mAh
C112
C212
1
16
R305
42
R304
43
IC301
IC551
R101
8
9
C201
C306
56
C304
C302
+
C301
1
L302
L301
AP914 (VC)
+
C904
R920
AP912 (GND)
D903
AP915 (VL)
K
A
C926
TP (–)
14
1
15
56
R941
L501
R909
C921
TP (+)
IC901
C905
R902
C917
D904
A
K
28
43
29
42
R850
+
C919
+
A
K
C902
D901
+
C920
C901 +
R946
R947
R926
R936
R948
TH601
D605
C601
A
K
15
19
R622
A
K
D602
C837
DRY BATTERY
SIZE "AA"
J601
(IEC DESIGNATION R6)
1PC. 1.5V
DC IN 3V
+
(BATTERY CASE)
6
7
8
FLEXIBLE BOARD
1
1
10
10
1
8
L802
IC804
4
5
FB803
FB801
CN502
118
106
107
108
109
110
111
100
164
145
85
72
93
115
116
117
102
10
1
147
89
82
86
124
123
122
121
120
114
157
159
90
75
78
64
69 71
C522
170
174
125
29
172
224
126
154
28
180
161
132
153
182
149
134
151
181
166
136
142
165
168
138
139
140
146
141
152
148
163
185
179
183
R844
191
189
193
15
C827
207
206
205
14
232
158
156
C566
C521
144
160
169
C502
C508
150
167
171
R501
1
44
178
175
231
+
C529
R502
187
197
195
R507
199
173
228
176
216
184
215
196
221
194
177
162
226
220
188
217
223
186
192
198
C503
155
204
203
201
209
211
210
208
225
IC501
C505
C526
C519
C506
C507
22
23
C530 R517 R505
5
G2
G1
4
S2
S1
4
1
Q605
S2
S1
D2
D1
8
1
D608
Q604
K
A
5
G2
S2
C615
5
8
S2
8
D2
HR601
OVER WRITE
HEAD
39
39
9
10
11
U
N
M602
(SLED)
W
V
M603
OVER WRITE
M
HEAD UP/DOWN
U
M601
(SPINDLE)
W
V
N
+
C838
SL801(TEST)
C811
+
C815
+
C821
FB802
112
105
104
88
92
83
79
77
70
81
60
58
99
101
97
94
87
80
74
67
65
63
62
57
61
243
127
128
129
130
131
133
135
137
68
55
54
56
119
98
103
143
91
84
76
73
66
59
49
53
+
C830
44
50
47
35
36
45
L801
31
30
51
113
24
42
25
20
26
28
16
40
+
C809
23
17
38
*
21
15
34
IC801
27
8
22
96
95
18
19
4
9
29
2
7
6
1
3
48
10
5
241
12
11
37
14
13
212
52
238
240
234
32
214
219
222
218
230
33
236
237
239
242
202
200
213
190
227
229
233
46
43
235
41
39
R822
C816
R821
C612 +
+
C611
14
1
15
56
IC601
4
G1
S1
Q603
S1
D1
1
28
43
29
42
R601
C616
S
G
C610
R609
Q601
11
R611 C614
1-682-591-
D
(11)
MZ-R909
• Semiconductor
Location
Ref. No.
Location
D301
H-2
D302
H-2
D303
F-3
D601
I-9
D602
I-4
D605
I-5
D606
H-8
D607
G-10
D608
H-7
D801
D-7
D901
G-4
D902
F-5
D903
F-3
D904
G-3
IC301
E-4
IC302
G-2
IC303
E-3
IC501
G-7
IC551
E-6
IC601
H-10
IC801
E-9
IC804
D-8
IC901
G-4
Q302
D-4
Q501
F-6
Q601
I-9
Q603
H-9
Q604
H-8
Q605
H-7
Q801
H-3
Q803
H-3

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