Printed Wiring Board - Main Section (2/2) - Sony MZ-DH710 Service Manual

6-4. PRINTED WIRING BOARDS – MAIN Section (2/2) –
1 2
MAIN BOARD
(CONDUCTOR SIDE)
A
S892
(HALF LOCK)
B
SL891
SL892
R454
CL460
CL453
(GND)
FB451
FB452
C455
C
C459
C458
LF451
D
(CHASSIS)
E
F
2C 1B 1E G D D
Q352 Q353
C354
2E 2B 1C S D D
SL894
R356
C351
R251 R151
G
F351
C151
C152
FB355
D352
C251
K K
C252
A
K K FB354
FB353
H FB357
R478 C478
D471
I 1 16
(CHASSIS)
CN471
J
SWITCH UNIT
(INCLUDING LCD101)
MZ-DH710
: Uses unleaded solder.
3 4 5
DRY BATTERY
SIZE "AA"
(IEC DESIGNATION R6)
1PC. 1.5V
W404
R406
CN701
R618
1C 2B 2E
Q608
10 1
G D D
1E 1B 2C
Q611
S D D
E C B
R601
L605
Q607
BP701
R677
K A
D604
R675
R616
Q351
+ R664
C658
C641
B C E
+
C672
L608
C644
R352
A K
57 56 54 52 49 45 41 37 34 32 30 29
18 13
D613 A K
D609 58 59 55 53 50 46 42 38 35 33 31 28
19 12 IC601
60 61
∗
62 63 64 51 47 43 39 36
IC352
C630
65 66 67 68 48 44 40 23
69 70 71 72 20 19
24 7
73 74 75 76 16 15
1 6
77 78 79 96 100 104 12 11
80 81 92 95 99 103 107 8
5 4
R255 82 83
A K
IC602
84 87 89 91 94 98 102 106 109 111 3 2
R155 C254 D601
85 86 88 90 93 97 101 105 108 110 112 1
1 3
K A
+ C614
R653 C675 R645
C673
D251
Q618
2 1
1C 1B
+
1E 1C C616
E
1B 2B
2C 2B
2C 2E
C671 R647
C607
Q471
3 4 8 5
IC606
1 4
1 5
R682
Q609
R684
2 3
3 4 1 4
IC607
IC605
CL433
(GND)
6 7 8
1
U
N
M702
(SLED)
W V
M703
M
OVER WRITE
HEAD UP/DOWN
U
M701
(SPINDLE)
W V
10
N
+
C518
C520
IC603
5451 48 45 43 42 40 37 34 31
C517
5552 49 47 44 41 38 36 33 30
1 5
L701 5653 50 46
D611 C516
1 4 7 11
C511
2 5 8 10 13 16 19 21 24 27
C521
L702 3 4
3 6 9 12 14 15 17 20 23 26
C515
C522
2E 2C
G D D
2B 1B
C557
Q615
1C 1E
C527
R638 R639
S D D
C652 +
Q613 CL931
8 5
CL935
CL658
L907
Q901
C666
R860
1 4
L901
SL901
D D603
27 26
25 24
Q612
22 21
G S
18 17
223 220 217 180 242 79 80 20 233 257 173 254 202 63 168 162 156 31 30 33 119 110 114 58 117
L906
249 248 246 222 182 176 61 234 261 235 255 253 204 212 211 208 165 201 159 15 41 100 106 109 236 102 28
14 13 C633
D602
263 262
10 9
266 265
7 6
269 268 64
5 4
272 271 24 219 178 240 19 232
251 179 175 241 244 243 161 215
IC902
252 216 245 221
3 2
177 218 250 247
R681
R646
X801
181 62 23 267 270 209 164
4 1
R670 75 76 264 152 171
C628
C620
C961 74 73 72 69 170
R605
198 131 71 67 166
+ C627
205 188 68 26 25 157 155
319 320 66 70
C611
318 316 51 65
D 314 317 136 184 187 230 185 231
L601
21 315 134 196 3 193 2 224
CL604 R805
Q802 22 206
298
55 130
CL8055
G
S
132 129
+
C622 D801
35 120 124 126 123 121 36 56 300 294 135 192
R867 C856
A K
122 125 127 128 133 81 82 291 1 186 183 189 190 229 194 207 4 293 53 286 5 78 77 278 38
2 1
IC804
3 4
D803
CL8001
G D S
SL801
Q801
HR601
OVER WRITE
HEAD
25 25
9 10 11
L503
+ C553
C519
C554
C524
W403
C530
R505
39 35 32 29
18 22 25 28 C427
IC501
∗ D441 A K
(CHASSIS)
C574
C531
C533
R520
Q504 R524
C559 R512
E C B
R511
SL802
+
C567
C669
1 4
R868
IC604
2 3
C668
C803
C805
R812
C857 R817
R820 C809
238 103
313 13
R869
256 158 105 273 275
259 258 203 213 160 101 42 116 112 118 52 237 39
214 260 18 200 142 141 99 34 32 111 27 98 43
239 140 96 12
CL8027
54 139 94 11
210 163 17 172 29 167 45 277 276 104 97 95
145 40 274 92 10
IC801
143 108 44 9 93
∗
144 107 113 90 91
154 153 16 60 169 295 46 283 14 115 89 88
281 37 86 7
147 146 85 8
228 191 305 292 296 308 307 287 297 148 149 87 84
59 195 301 303 174 309 306 289 285 137 138 50 83
226 290 48 310
311
X802
6 312
47 151
227 225 197 199 304 302 299 288 57 279 284 282 280 49 150
C858
11
C859
1-863-514- (11)
(CHASSIS)
MZ-DH710
• Semiconductor
Location
Ref. No. Location
D251 H-3
D352 G-1
D471 H-2
D601 G-4
D602 G-6
D603 F-6
D604 F-4
D609 F-4
D610 F-4
D611 E-7
D613 G-4
D801 I-7
D803 I-7
IC352 G-3
IC501 D-9
IC601 G-5
IC602 H-4
IC603 D-7
IC604 F-10
IC605 H-5
IC606 H-4
IC607 H-4
IC801 H-9
IC804 I-7
IC902 H-7
Q351 F-3
Q352 F-2
Q353 F-2
Q471 H-3
Q504 E-9
Q607 E-4
Q608 E-4
Q609 H-5
Q611 E-4
Q612 G-6
Q613 E-7
Q614 E-7
Q615 E-7
Q618 H-4
Q801 I-7
Q802 H-7
Q901 F-7