Schematic Diagram - Damp Board (2/2) - Sony HCD-GPX555 Service Manual

6-18. SCHEMATIC DIAGRAM - DAMP Board (2/2) -

1 2 3
DAMP BOARD (2/2)
A
>041S
+5V
OCP
DAMP BOARD
AMP-ON
B
-5V
(1/2)
-18V
(Page 40) +18V
R1315
2.2k
C1508
R1642 47u
6.3V
100
FRONT-L
-5.6 0
R1638
C B E
C 4.7k
E B C
0 -5.6
AGND
Q1035
R1338
IMX25T110
2.2k
MUTE
POTECTION
D
AGND
R1346
4.7k
FRONT-R
R1643
C1288
100
47u
E
6.3V
>042S
F
DAMP BOARD
(1/2)
(Page 40)
GPX888
R1603
2.2k
G
C1509
R1640 47u
6.3V
100
SW-L
-5.6 0
R1639
C B E
4.7k
E B C
0 -5.6
H
AGND
Q1042
R1606
IMX25T110
2.2k
MUTE
POTECTION
AGND
I
R1608
4.7k
SW-R
R1641 C1498
100
47u
6.3V
J LINE-MUTE
>040S
DAMP BOARD
(1/2)
CLK500KHZ_INVERT_PHASE
(Page 40)
TH-PROTECT
CLK500KHZ_IN_PHASE
K
HCD-GPX555/GPX888
• See page 51 for IC Block Diagrams.
4 5 6
C1166
R1646
470p
0
R1316 R1208
100 3.3k
C1261
10u R1201
16V 4.7
C1168
47u 6.3V
C1173
47u
C1485
6.3V
10p
JL1054
R1619
R1595
0 R1222
JL1053
120k
4.7
R1596
6.8k
-17.8 0 0 0
R1601
R1597 4 3 2 1
C1514
120k
15k C1488
47u
R1216
0.1u
25V
IC1015
NJM2043M-D
C1209
R1591
IC1015 470p
0
OP AMP
R1352 R1271
100 3.3k
C1513
R1602 R1598 C1490
5 6 7 8 R1252
47u
15k 4.7
120k 0.1u
25V
0 0 0 17.8
C1211
R1599 47u 6.3V
6.8k
JL1055
R1354 R1600
0 120k C1227
JL1056 47u
6.3V
C1493 C1286
10p 10u
16V
R1282
4.7
R1277
GPX888
C1243
R1592
470p
0
*3 R1611, R1617
GPX888
120k (GPX888)
C1494 CL1083
0 (GPX555)
C1499
10u
R1604 R1305
10p
16V
100 3.3k
JL1058
R1298
R1620 R1611
4.7
0 *3
JL1057
C1244
47u 6.3V
R1612
6.8k
-17.8 0 0 0
C1250
C1512
R1617 C1502
R1636 4 3 2 1 47u
47u
*3
18k 0.1u 6.3V
25V
IC1016
R1320
NJM2043M-D
4.7
IC1016
OP AMP
C1511 R1314
R1618 R1614 C1504
5 6 7 8
47u
18k 0.1u
120k
25V
0 0 0 17.8
C1285
R1615
R1594
6.8k 470p
0
JL1059
C1510 CL1088
R1610 R1616
10u
R1609 R1372
0
120k
16V
100 3.3k
JL1060
C1507
R1355
10p
4.7
C1290
47u 6.3V
C1305
47u
6.3V
R1381
4.7
R1379
7 8 9 10
CL1074
R1199
R1197
D1025 ~ D1026
2.2k
47k RF05VAM2STR
CL1075 R1200
4.7k
1 16 -3.3
R1204 R1202
C1167 5
VAA CSH
3.3k 10k
0.01u 2 15 4.8
GND VB
3 IC1009 14
R1207 C1172 0 -2.3
C1171
IN- HO
IRS2092STRPBF-CU
150 0.001u
0.01u R1630 C1170
0 4 13 -6.7
IC1009
COMP VS 0 22u
5 5 12 -48.4
C1175 C1174
CSD VCC R1211
POWER AMP
0.0022u 0.0022u
-5 6 11 0 68k
VSS LO
R1223
R1210 C1185 7 10 -60.3
R1215 -55.2
VREF COM 5.6k
220k 1k 10u
8 9
-58 -55
OCSET DT R1237
4.7k
5 4.8 5
C B E
Q1026 R1225 R1629
HN1B01FU 4.7k 330
RESET
E B C
SWITCH D1070
RB578VAM100TR
-5 -5 0
R1238
0
22k
CL1079
R1250
R1244
D1029 ~ D1030
2.2k
47k
RF05VAM2STR
CL1080
R1251
4.7k
1 16
-3.3
R1265 R1261
C1210 5 VAA CSH
3.3k 10k
0.01u 2 15 4.8
GND VB
IC1011
0 3 14 -2.3
R1267 C1226
C1225
IN- IRS2092STRPBF-CU HO
150
0.001u
0.01u R1632 C1218
0 4 13 -6.7
IC1011
COMP VS 0 22u
5 5 12 -48.4
C1231
C1228
CSD VCC R1274
POWER AMP
0.0022u
0.0022u 6 11
-5 0 68k
VSS LO
R1284
-55.2 7 10 -60.3
R1276
R1280 C1238 VREF COM 5.6k
10u -58 8 9 -55
220k 1k
OCSET DT R1289
4.7k
5 4.8 5
R1285 R1631
C B E
Q1031
4.7k 330
HN1B01FU
RESET
D1071
SWITCH
E B C RB578VAM100TR
-5 -5 0
R1290
0
22k
CL1084
R1296
R1294 D1035 ~ D1036
2.2k
47k RF05VAM2STR
CL1085 R1297
4.7k
1 16 -3.3
R1301 R1299
5
C1245 VAA CSH
3.3k 10k
2 15
0.01u 4.8
GND VB
IC1012
R1304 0 3 14 -2.3
C1249 C1248
IRS2092STRPBF-CU
IN- HO
150
0.001u 0.01u
0 4 13 -6.7 R1634 C1246
IC1012
COMP VS
0 22u
5 5 12 -48.4
C1252 C1251
R1307
CSD POWER AMP VCC
0.0022u 0.0022u
-5 6 11 0 68k
VSS LO
R1309 7 10 R1321
R1311 C1262 -55.2 -60.3
VREF COM
10u 5.6k
220k 1k
-58 8 9 -55
R1336
OCSET DT
4.7k
5 4.8 5
C B E
Q1036 R1323 R1633
HN1B01FU 4.7k 330
RESET
SWITCH D1072
E B C
RB578VAM100TR
-5 -5 0
R1337
0
22k
CL1089
R1351
R1350
D1039 ~ D1040
2.2k
47k
RF05VAM2STR
CL1090
R1353
4.7k
1 16
-3.3
R1367 R1366
C1289 5
VAA CSH
3.3k 10k
0.01u 2 15 4.8
GND VB
IC1014
3 14
R1371 C1304 0 -2.3
C1297
IN- IRS2092STRPBF-CU HO
150 0.001u
0.01u R1637 C1296
0 4 13 -6.7
IC1014
COMP VS 0 22u
5 5 12 -48.4
C1307
C1308
CSD VCC R1373
POWER AMP
0.0022u 0.0022u 6 11
-5 0 68k
VSS LO
R1382
-55.2 7 10 -60.3
R1375
R1378 C1315 VREF COM 5.6k
10u -58 8 9 -55
220k 1k
OCSET DT R1388
4.7k
5 4.8 5
R1384 R1635
C B E
Q1041
4.7k 330
HN1B01FU
RESET
D1073
SWITCH
E B C RB578VAM100TR
-5 -5 0
R1389
0
22k
41 41
11 12 13
R1195
68k
Q1023, Q1025
R1198
IRF6775MTR1PBF
68k
DIGITAL AUDIO
D1025 MOSFET
Q1023
R1203 R1212
60.1
D1026 4.7 10 C1169
2.2u
CL1107
L1011
-2.3 C1183
R1205 CL1045 20uH
-6.7
S 0.0022u
10
R1214 R1213 C1180
Q1025
-6.7
10 CL1042 220p
82k
CL1043
C1192 C1190 C1182
0.22u 220p 2.2u
C1191
CL1044
-55.4 0.0022u
R1234
S 60.1
10
C1189 C1188
R1221 R1648
0.22u 0.47u
10 TH1007
4.7k
GPX555
C1199 C1198
3300u 3300u
D1024
71V 71V
BAW56
R1242
68k
GPX555
Q1028, Q1030
R1249
IRF6775MTR1PBF C1222
68k
DIGITAL AUDIO 0.22u
MOSFET
D1029
Q1028
R1264 R1275
60.1
C1223 C1221
D1030 4.7 10
0.47u
2.2u
CL1046
L1014
-2.3 C1237
CL1050
R1266 20uH
S -6.7
0.0022u
10
R1278 C1236
R1279
Q1030
-6.7
82k 10 CL1047 220p
CL1048
C1241 C1239 C1234
0.22u 220p 2.2u
C1240
CL1049
-55.4
0.0022u
R1286
60.1
S
10
R1281 R1649
TH1008
10 4.7k
R1292
68k
Q1032, Q1034
R1295
IRF6775MTR1PBF
68k
DIGITAL AUDIO
D1035 MOSFET
Q1032
R1308
R1300 60.1
D1036 C1247
4.7 10
2.2u
CL1051
L1017
-2.3 C1259
R1302 CL1055
-6.7 20uH
S 0.0022u
10
R1310 R1313 C1257
Q1034
10 -6.7 220p
82k CL1052
CL1053
C1269 C1267
220p
0.22u C1268
CL1054
C1258
-55.4 0.0022u
R1333
60.1 2.2u
S
10
C1265
R1319 R1650
0.47u
TH1009
10 4.7k
C1276 C1275
3300u 3300u
D1034 71V 71V
BAW56
R1347
68k
Q1038, Q1039 R1363
R1348
IRF6775MTR1PBF 3.3
68k
C1300
DIGITAL AUDIO
0.47u
CL1099
D1039 MOSFET
C1302
Q1038
R1365 R1374 0.01u
60.1
D1040 4.7 10 C1303
CL1100
2.2u
CL1056
L1020 C1310
-2.3 C1314
CL1060
R1368 20uH 0.01u
-6.7
S 0.0022u
10
R1376 C1313
R1377
Q1039
-6.7
82k 10 CL1057 220p
CL1058
C1318 C1316
0.22u 220p
C1317
CL1059
-55.4 C1312
0.0022u
R1385
60.1
2.2u
S
10
R1380 R1651
TH1010
10 4.7k
HCD-GPX555/GPX888
14 15 16 17
>043S
GVDD
DAMP BOARD
-VH
PGND
(1/2)
+VH
(Page 40)
12.8
E C
R1245
C1202
0
39k B B Q1027
4.7u
XP4501
DC DETECT
12.8 E 0
C
R1240
SWITCH
120k
FL
R1713
C1178
0
0.01u
C1194 C1193
CL1105
0.22u 0.22u
CL1063
C1184
0.01u
CL1106
R1228
R1232 C1196
47 47 0.01u
R1227
3.3
PGND
R1343
150k
PGND
R1263
3.3 R1260 C1212
R1253
47 0.01u
47
CL1103
C1224
0.01u
CL1066
C1214 C1213
CL1104
0.22u 0.22u
C1232
R1714
0.01u
0
FR
12.8
DC-DETECT
E C
R1342 C1281
0
39k B B
4.7u
12.8 C E 0
Q1037
XP4501
DC DETECT
>044S
R1246
SWITCH
150k
DAMP
BOARD
(1/2)
(Page 40)
R1340
120k
R1715
0
SWL
C1255
0.01u
CL1102
CL1069
C1260
0.01u
C1271
C1270
0.22u 0.22u
CL1101
C1272
R1326
22 0.01u
R1330
3.3
PGND
PGND
C1292
R1359
22 0.01u
C1294 C1293
0.22u 0.22u
CL1072
SWR
R1716
0