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Sony Walkman MZ-RH1 Service Manual: Printed Wiring Board - Main Board (conductor Side)

Service manual.
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6-12. PRINTED WIRING BOARD – MAIN Board (Conductor Side) –
1
2
MAIN BOARD
(CONDUCTOR SIDE)
A
G
D
D
IC602
4
3
Q606
R615
C630
S
D
D
1
2
K
A
3
1
IC604
D610
B
R612
C634 +
IC608
4
5
R613
2
1
C627
R658
R614
R657
CL609
R617
C642
R656
CL630
5
4
3
4
CL618
IC605
29
28
26
24
21
17
R635
C631
30
31
27
25
22
18
1
3
IC601
32
33
34
35
36
23
19
C635
R631
37
38
39
40
20
C
R630
41
42
43
44
45
46
47
48
R646
R645
1C 2B 2E
49
50
51
68
72
52
53
64
67
71
Q611
S
54
55
1E 1B 2C
D
CL624
56
59
61
63
66
70
R642
G
R644
57
58
60
62
65
69
CL625
CL622
C639
Q612
CL8208
D
D601
SL802
Q613
R641
(TEST)
CL8178
CL620
1E
1C
S D G
1B
2B
2C
2E
R455
CL8044
R601
CL958
C601
5
4
C452
CL8115
CL8177
IC452
X451
1
3
CL8266
12
10
CL459
1
9
3
7
E
IC451
4
6
CL460
CL458
K
A
D451
OPTICAL
PICK-UP
BLOCK
(ABX-U2)
F
1B
1C
E
2C
2B
CL531
CL529
+
C537
IC501
G
C536
C473
CL491
CL528
CL492
3
1
CL530
C502
1E
1C
IC471
54 51 48 45 43 42 40 37 34 31
C503
1B
2B
55 52 49 47 44 41 38 36 33 30
2C
2E
C504
56 53 50 46
4
5
R488
Q472
C505
1 4 7 11
R474
C472
2 5 8 10 13 16 19 21 24 27
S
C509
G
R473
3 6 9 12 14 15 17 20 23 26
C506
D
D
K
A
C507
S
G
C508
H
D471
C515
5
4
CL527
CL545
IC472
L471
R487
1
3
CL477 CL479 CL481 CL483
D472
+
C460
CL474
K
A
C475
CL472
I
R481
R482
1
+
C474
R480
CN471
A
OLED BOARD
(Page 34)
J
MZ-RH1
: Uses unleaded solder.
3
4
5
HR601
OVER WRITE
HEAD
C442
G
D
D681
Q441
A
D684
K
K
A
R602
R681
C629
FB686
C682
W682
8
5
S
D
CL8124
1S
1D
R448
1G
2G
Q601
2D
2S
CL601
D685
W681
R802
1
4
(VREC)
D683
A
K
CL8137
CL8138
CL8269
FB681
X802
C617 +
1D
2D
CL617
C839
C691
CL602
C618
Q681
CL608
CL681
13
9
6
4
2
1
1G
S
2G
C866
14
10
7
5
3
112
CL8284
CL8270 CL612
CL683
FB684 FB683
111
110
CL8257
CL8059
D602
19
296 248 250 93 137 270 268 82 291 290 44 285 284 54 283 282 55 9 61
12
15
11
8
109
108
286 59 275
271 273 274 272 287 10 288 289 60 24 50 58 57 56 53 7 259
16
12
107
106
105
20
11
257
117
CL8035
104
103
102
101
IC681
115
123
121 119 281
132
134 122
135 260 261 263 265
D605
R805
99
98
97
100
1
10
125
255
127
315 316
35
129
269
76
96
95
94
93
2
9
D604
84
253
252
124
126 128
130 36 133 131 45
CL8129
75
79
92
91
90
CL691
CL689
CL8296
300
14
188
80
241
13 118
120 138 11 30 23
89
88
204
190
196
12
245
83
CL698
9
CL690
8
CL688
74
78
81
83
87
86
C610
302
215
198
243
15
73
77
80
82
84
85
10
7
CL687
304
213
210
240
116
A
K
IC801
88
86
202
238
85
D603
CL696
C608
IC682
294
292
200
235
17
+
C604
CL699
217
219
194
298
293
R604
207
183
192
314
299
295
15
2
72
71
186
313
76
18 87
22 78 170 89 20
R605
C609
C851 +
16
1
303
305 301
172 174 176 178 63
73
74
209
CL670
D
CL8294
66
203
181
CL671
308 309
L804
201
187
173
Q608
CL8125
CL8071
205
189
175 169 171 216 221 225 227 229 231 233 180 185 142
K
A
21
191
G
S
D801
C8201
199
197 195 193 179 177 218 224 220 228 226 234 278 42 208 206 67 162 164 153 155 151
TH801
R879
R878
CL8203
211 212 214 75 182 184 68 19 230 232 280 279 41 16 168 222 166 160 163 161 157
CL8187
R875
CL8175
CL8173
CL8191 CL8299
CL8298
CL8220
TP8241
TP8245
CL8301
R850
Q802
CL458
CL8302
CL8216
R849
CL8217 CL8219
TP8243
CL8174
CL502
R858
CL501
1C
1B
E
+
C814
CL504
2C
2B
L801
TP8246
CL503
CL507
FB501
TP8065
R514
R515
(VCO1/REG5)
CL508
CL8001
CL509
(VCO2/REG4)
CL891
CL510
+
C543
CL725
CL728
CL727 CL755 CL753
CL737
CL705 CL706
CL739
CL736
CL726
C538
CL747
CL514
CL722 CL738 CL740 CL742
CL741
2 28 36 38 55 54 39 5
CL754
CL752
CN501
CL516
C705
CL515
CL512
25 37 21 9 40 48 41 6
CL745
CL517
1
CL518
VREC
11 31 22 20 54 47 14 15
(MD VCC)
CL519
1 30 26 32 42 4 45 46
CL520
CL521
10 29 27 50 61 3 43 44
CL750
CL522
59 17 23 35 51 19 12 13
CL761
58 7 57 34 52 62 63 8
R708
CL523
16 50 64 33 49 24 60 18
CL723
B C E
Q501
CL525
CL732
CL751 CL760
CL757
IC701
CL526
R510
R511
C546
C540
CL734
CL532
R407
Q502
CL756
CL749 CL724
+
C547
C541 +
C519
1C 2B 2E
B C E
C522
BP701
R506
CL535
Q405
L503
R505
CL964
R513
CL539
1E 1B 2C
(VB/DDC5)
C518
CL433
R512
CL947
(REGO3)
G
CL547
R405
D
CL536
CL408
C523
S
CL540
C408
39 35 32 29
18 22 25 28
C415
CL418
CL413
D901
1
2
3
4
5
6
CL414
7
8
9
10
11
12
K
A
R411
CL422
13
14
15
16
C524
CL543
IC401
K
A
17
18
19
20
R501
CL541
C902 +
21
22
23
24
25
26
D904
R502
CL546
27
28
29
30
31
32
Q406
C532
CL544
+
C535
R404
L501
CL423 CL429
R402
CL426
R428
CL490
CL965
CL8116
L901
R403
(GND)
Q475
CL485
CL487
CL902
CL424
CL486
R935
R934
E
B
CL425
18
Q401
CL909
D
A
K
G
S
Q402
D401
R930
C
R401
S462
(HARF LOCK)
1
U
N
CN3
W
V
M
M702
M703
(SLED)
OVER WRITE
HEAD UP/DOWN
6
7
8
D
1C 2B 2E
Q301
Q442
C4441
CN4418
1E 1B 2C
(USB)
R442
D
(AEP)
CL445
K
D441
A
(VBUS GND)
R203
CL313
5
1
CL446
CL442
CL444
Q201
FB4401
7
6
E C B
CL441
CL443
(VBUS 5V)
C823
R4441
R309
CL203
R649
R4442
2S
2D
CL8267
C653
2G
1G
CL8048
1
5
CL8050
1D
1S
CL8258
CL8096
IC607
CL103
R648
3
4
CL8039
B C E
49 48
C652
C650
Q101
52 91
46
1
5
51
39
(AEP)
R104
R106
267 262 266
264 258 256
139
43
3
4
FB1101
79 81
254
111
276
C105
R105
CL301
96
108
277
C647
CL311
R306
136 94
32
251
110
47
CL8264
25 6
92
312
90
29
28
C313
C314
C309
40
27
311
95
247
8
C308
34
103
105
249
31
21
15
CL8033
CL310
38
149
101
106
5
22
14
4
114
100
242
26
CL305
297
98
159
244
33
IC301
+
C304
2
246
158
167
37
CL308
CL8167
TP8242
69
239
310
144
1
3
CL304
CL307
70 64
237
306
141
107
165
28
8
62 140 236
143
109
102
C852
CL306
1
7
146
112
113
CL302
+
C303
77 307
TP8244
152
99
97
R305
223
154 150 148 156
104
CL303
CL8114
147
65
145
+
FB864
C364
C363
FB1152
R817
+
C359
C833
CL151
CL8206
R820
CL355
CL251
28
22
TP8222
CL353
1
21
C357 +
CL354
CL352
IC351
TP8064
C832
R352
C356 +
CL8249
CL8164
R351
CL984
CL729
7
15
CL983
CL8263
R360
C354
CL735
8
14
R983
CL731
R984
C353 +
CL730
C984
D982
10
K
A
CL8181
C352
K
A
CN701
Q981
CL8265
CL8255
D981
C983
C982
R981
CL981
IC982
2
1
C985
1
4
2
3
3
4
Q351
IC981
R961
CL982
R962
R952
4
5
R943
IC961
R942
+
C921
CL8256
R939
CL940
CL943
R946
R912
1
3
CL934
C956
D905
K
A
C942
R913
C961
CL932
CL950
48
CL944
33
C950
49
32
CL951
R908
W402
D902
(REGO2)
R906
(BATT–)
CL924
D903
R949
R938
C949
A
K
R948
IC901
C911
R937
C912
R918
CL959
CL960
CL920
CL954
(REGO1)
R907
CL910
C909
W401
SL901
64
17
(BATT+)
R921
CL963
CL911
1
16
CL903
CL905
CL907
C933
K
A
+
C930
L904
CL904
D906
R928
R925
R920
R461
1C 2B 2E
Q901
1E 1B 2C
S464
HOLD .
ON T OFF
10
U
LITHIUM ION
N
RECHARGEABLE
BATTERY
(LIP-4WM)
1PC. 3.7V/370mAh
W
V
M701
(SPINDLE)
33
33
9
10
• Semiconductor Location
Ref. No. Location
D401
D441
D442
D451
D471
D472
C316
D601
FB3301
D602
D603
D604
J301
/ LINE OUT
D605
D610
D681
D682
D683
D684
D685
D686
D801
D3303
D901
D902
D903
D904
D905
CL351
D906
D981
C3361
D982
FB3353
D983
D3303
IC301
J302
MIC
IC351
PLUG IN
IC401
POWER
IC451
IC452
IC471
IC472
IC501
FB2252
J351
IC601
LINE IN
(OPT)
IC602
IC604
IC605
IC606
IC607
IC608
FB3351
C3360
FB3352
R355
C369
Q902
SL463
(OPEN/CLOSE)
SL462
(PROTECT)
SL461
(HIMD)
11
1-869-680-
(11)
MZ-RH1
Ref. No. Location
I-5
IC681
C-4
B-6
IC682
D-4
A-6
IC701
F-5
E-1
IC801
D-6
H-2
IC901
H-7
I-1
IC961
G-6
D-2
IC981
G-7
C-4
IC982
G-7
D-4
C-4
Q101
C-8
C-4
Q201
B-9
B-1
Q301
B-8
A-4
Q302
C-8
B-4
Q351
G-8
B-4
Q401
I-4
A-5
Q402
I-4
B-4
Q404
G-5
C-5
Q405
G-5
D-4
Q406
H-5
H-6
Q441
A-6
H-9
Q442
A-6
H-8
Q471
G-2
H-6
Q472
H-2
H-8
Q473
H-1
I-8
Q474
G-1
F-7
Q475
I-4
F-7
Q501
G-4
F-7
Q502
G-4
C-9
Q503
E-4
Q601
B-3
D-8
Q603
B-2
E-8
Q604
A-2
H-5
Q606
A-1
E-2
Q608
D-3
E-2
Q609
D-2
G-2
Q610
D-2
H-2
Q611
C-1
H-3
Q612
D-2
C-3
Q613
D-2
B-3
Q681
B-4
B-3
Q682
B-4
C-1
Q802
E-3
C-8
Q901
I-6
C-8
Q902
H-9
B-1
Q981
F-7
Note: IC801 on the MAIN board can not be exchanged
alone. When IC801 on the MAIN board is damaged,
exchange the complete MAIN board.

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