HCD-GPX555/GPX888
HCD-GPX555/GPX888
41
41
6-18. SCHEMATIC DIAGRAM - DAMP Board (2/2) -
• See page 51 for IC Block Diagrams.
1
A
B
C
D
E
F
G
H
I
J
K
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
DAMP BOARD (2/2)
5
0
0
5
-5
-55.2
-58
-60.3
-55
-48.4
0
-2.3
-6.7
-3.3
4.8
5
0
0
5
-5
-55.2
-58
-60.3
-55
-48.4
0
-2.3
-6.7
-3.3
4.8
5
0
0
5
-5
-55.2
-58
-60.3
-55
-48.4
0
-2.3
-6.7
-3.3
4.8
5
0
0
5
-5
-55.2
-58
-60.3
-55
-48.4
0
-2.3
-6.7
-3.3
4.8
-2.3
-55.4
-6.7
60.1
60.1
-6.7
-2.3
-55.4
-6.7
60.1
60.1
-6.7
-2.3
-55.4
-6.7
60.1
60.1
-6.7
-2.3
-55.4
-6.7
60.1
60.1
-6.7
5
4.8
5
-5
-5
0
-17.8
0
0
0
17.8
0
0
0
12.8
0
0
12.8
12.8
0
0
12.8
-17.8
0
0
0
17.8
0
0
0
5
4.8
5
-5
-5
0
5
4.8
5
-5
-5
0
5
4.8
5
-5
-5
0
-5.6
0
0
-5.6
-5.6
0
0
-5.6
E
E
B
B
C
C
C
E
B
B
E
C
S
S
C1514
47u
25V
C1513
47u
25V
C1261
10u
16V
C1286
10u
16V
R1601
120k
R1602
120k
C1189
0.22u
C1188
0.47u
C1222
0.22u
C1221
0.47u
C1192
0.22u
C1202
4.7u
C1180
220p
C1485
10p
C1488
0.1u
C1490
0.1u
C1175
0.0022u
C1167
0.01u
C1171
0.01u
C1196
0.01u
C1170
22u
RESET
SWITCH
C1191
0.0022u
C1190
220p
C1194
0.22u
C1182
2.2u
C1193
0.22u
C1169
2.2u
C1172
0.001u
C1185
10u
C1166
470p
C1174
0.0022u
C1183
0.0022u
C1184
0.01u
C1178
0.01u
C1199
3300u
71V
C1198
3300u
71V
C1168
47u 6.3V
C1173
47u
6.3V
CL1107
CL1043
CL1106
CL1105
CL1044
CL1045
CL1075
CL1074
CL1063
CL1042
D1026
D1025
D1025 ~ D1026
RF05VAM2STR
D1024
BAW56
D1034
BAW56
+5V
-5V
AMP-ON
+18V
-18V
+VH
PGND
-VH
GVDD
CLK500KHZ_INVERT_PHASE
CLK500KHZ_IN_PHASE
TH-PROTECT
OCP
FL
PGND
PGND
PGND
PGND
L1011
20uH
MUTE
POTECTION
Q1027
XP4501
DC DETECT
SWITCH
Q1026
HN1B01FU
Q1023
IRF6775MTR1PBF
Q1025
Q1023, Q1025
DIGITAL AUDIO
MOSFET
R1648
4.7k
R1646
0
R1591
0
R1630
0
0
4.7
R1201
4.7k
R1225
120k
R1595
C1493
10p
120k
R1600
4.7
R1222
150
R1207
10
R1205
220k
R1210
2.2k
R1199
10k
R1202
120k
R1240
47
R1228
47
R1232
68k
R1211
15k
R1598
100
R1316
330
R1629
10
R1221
10
R1213
1k
R1215
47k
R1197
3.3
R1227
4.7
R1203
82k
R1214
68k
R1195
4.7k
R1200
5.6k
R1224
4.7k
R1237
10
R1234
120k
R1340
39k
R1245
150k
R1343
0
R1713
0
R1714
0
R1715
0
R1716
E
E
B
B
C
C
C1281
4.7u
Q1037
XP4501
DC DETECT
SWITCH
39k
R1342
150k
R1246
3.3k
R1204
5.6k
R1223
22k
R1238
10
R1212
3.3k
R1208
C1212
0.01u
C1214
0.22u
C1213
0.22u
C1224
0.01u
C1232
0.01u
CL1103
CL1104
CL1066
FR
DC-DETECT
47
R1253
47
R1260
3.3
R1263
68k
R1198
IC1015
NJM2043M-D
1
OUT_1
2
-IN_1
3
+IN_1
4
V-
+IN_2
5
-IN_2
6
OUT_2
7
V+
8
IC1009
IRS2092STRPBF-CU
1
VAA
2
GND
3
IN-
4
COMP
5
CSD
6
VSS
7
VREF
8
OCSET
DT
9
COM
10
LO
11
VCC
12
VS
13
HO
14
VB
15
CSH
16
TH1007
D1070
RB578VAM100TR
R1216
C
E
B
B
E
C
S
S
C1241
0.22u
C1236
220p
C1228
0.0022u
C1210
0.01u
C1225
0.01u
C1218
22u
RESET
SWITCH
C1240
0.0022u
C1239
220p
C1234
2.2u
C1223
2.2u
C1226
0.001u
C1238
10u
C1209
470p
C1231
0.0022u
C1237
0.0022u
C1211
47u 6.3V
C1227
47u
6.3V
CL1046
CL1048
CL1049
CL1050
CL1080
CL1079
CL1047
D1030
D1029
D1029 ~ D1030
RF05VAM2STR
L1014
20uH
Q1031
HN1B01FU
Q1028
IRF6775MTR1PBF
Q1030
Q1028, Q1030
DIGITAL AUDIO
MOSFET
R1649
4.7k
R1632
0
0
4.7
R1252
4.7k
R1285
4.7
R1282
150
R1267
10
R1266
220k
R1276
2.2k
R1250
10k
R1261
68k
R1274
330
R1631
10
R1281
10
R1278
1k
R1280
47k
R1244
4.7
R1264
82k
R1279
68k
R1242
4.7k
R1251
5.6k
R1283
4.7k
R1289
10
R1286
3.3k
R1265
5.6k
R1284
22k
R1290
10
R1275
3.3k
R1271
100
R1352
68k
R1249
1
VAA
2
GND
3
IN-
4
COMP
5
CSD
6
VSS
7
VREF
8
OCSET
DT
9
COM
10
LO
11
VCC
12
VS
13
HO
14
VB
15
CSH
16
TH1008
D1071
RB578VAM100TR
R1277
C
E
B
B
E
C
S
S
C1265
0.47u
C1300
0.47u
C1269
0.22u
C1257
220p
C1252
0.0022u
C1245
0.01u
C1248
0.01u
C1272
0.01u
C1246
22u
RESET
SWITCH
C1268
0.0022u
C1267
220p
C1271
0.22u
C1258
2.2u
C1270
0.22u
C1247
2.2u
C1249
0.001u
C1262
10u
C1243
470p
C1251
0.0022u
C1259
0.0022u
C1260
0.01u
C1255
0.01u
C1276
3300u
71V
C1275
3300u
71V
C1244
47u 6.3V
C1250
47u
6.3V
CL1051
CL1053
CL1101
CL1102
CL1054
CL1055
CL1084
CL1085
CL1083
CL1069
CL1052
D1036
D1035
D1035 ~ D1036
RF05VAM2STR
SWL
L1017
20uH
Q1036
HN1B01FU
Q1032
IRF6775MTR1PBF
Q1034
Q1032, Q1034
DIGITAL AUDIO
MOSFET
R1650
4.7k
R1592
0
R1634
0
0
4.7
R1298
4.7k
R1323
4.7
R1320
150
R1304
10
R1302
220k
R1309
2.2k
R1296
10k
R1299
22
R1326
68k
R1307
330
R1633
10
R1319
10
R1313
1k
R1311
47k
R1294
3.3
R1330
4.7
R1300
82k
R1310
68k
R1292
4.7k
R1297
5.6k
R1324
4.7k
R1336
10
R1333
3.3k
R1301
5.6k
R1321
22k
R1337
10
R1308
3.3k
R1305
100
R1604
C1292
0.01u
C1294
0.22u
C1293
0.22u
C1302
0.01u
C1310
0.01u
CL1099
CL1100
CL1072
SWR
22
R1359
3.3
R1363
68k
R1295
1
VAA
2
GND
3
IN-
4
COMP
5
CSD
6
VSS
7
VREF
8
OCSET
DT
9
COM
10
LO
11
VCC
12
VS
13
HO
14
VB
15
CSH
16
TH1009
D1072
RB578VAM100TR
R1314
C
E
B
B
E
C
S
S
C1318
0.22u
C1313
220p
C1308
0.0022u
C1289
0.01u
C1297
0.01u
C1296
22u
RESET
SWITCH
C1317
0.0022u
C1316
220p
C1312
2.2u
C1303
2.2u
C1304
0.001u
C1315
10u
C1285
470p
C1307
0.0022u
C1314
0.0022u
C1290
47u 6.3V
C1305
47u
6.3V
CL1056
CL1058
CL1059
CL1060
CL1090
CL1089
CL1088
CL1057
D1040
D1039
D1039 ~ D1040
RF05VAM2STR
L1020
20uH
Q1041
HN1B01FU
Q1038
IRF6775MTR1PBF
Q1039
Q1038, Q1039
DIGITAL AUDIO
MOSFET
R1651
4.7k
R1594
0
R1637
0
0
4.7
R1355
4.7k
R1384
4.7
R1381
150
R1371
10
R1368
220k
R1375
2.2k
R1351
10k
R1366
68k
R1373
330
R1635
10
R1380
10
R1376
1k
R1378
47k
R1350
4.7
R1365
82k
R1377
68k
R1347
4.7k
R1353
5.6k
R1383
4.7k
R1388
10
R1385
3.3k
R1367
5.6k
R1382
22k
R1389
10
R1374
3.3k
R1372
100
R1609
68k
R1348
1
VAA
2
GND
3
IN-
4
COMP
5
CSD
6
VSS
7
VREF
8
OCSET
DT
9
COM
10
LO
11
VCC
12
VS
13
HO
14
VB
15
CSH
16
TH1010
D1073
RB578VAM100TR
R1379
POWER AMP
IC1009
IC1011
IRS2092STRPBF-CU
POWER AMP
IC1011
IC1012
IRS2092STRPBF-CU
POWER AMP
IC1012
IC1014
IRS2092STRPBF-CU
POWER AMP
IC1014
OP AMP
IC1015
E
E
B
B
C
C
C1508
47u
6.3V
C1288
47u
6.3V
FRONT-L
AGND
AGND
FRONT-R
Q1035
IMX25T110
R1638
4.7k
R1346
4.7k
R1315
2.2k
R1338
2.2k
0
R1354
JL1054
JL1053
JL1055
JL1056
R1596
6.8k
R1599
6.8k
15k
R1597
0
R1619
R1643
100
R1642
100
C1494
10u
16V
C1510
10u
16V
R1617
*3
R1618
120k
C1499
10p
C1502
0.1u
C1504
0.1u
MUTE
POTECTION
*3
*3
R1611, R1617
120k
(GPX888)
0
(GPX555)
R1611
C1507
10p
120k
R1616
18k
R1614
IC1016
NJM2043M-D
1
OUT_1
2
-IN_1
3
+IN_1
4
V-
+IN_2
5
-IN_2
6
OUT_2
7
V+
8
OP AMP
IC1016
E
E
B
B
C
C
C1509
47u
6.3V
C1498
47u
6.3V
SW-L
AGND
LINE-MUTE
AGND
SW-R
Q1042
IMX25T110
R1639
4.7k
R1608
4.7k
R1603
2.2k
R1606
2.2k
0
R1610
JL1058
JL1057
JL1059
JL1060
R1612
6.8k
R1615
6.8k
18k
R1636
0
R1620
R1641
100
R1640
100
C1512
47u
25V
C1511
47u
25V
>041S
DAMP BOARD
(1/2)
(Page 40)
>040S
DAMP BOARD
(1/2)
(Page 40)
>043S
DAMP BOARD
(1/2)
(Page 40)
>042S
DAMP BOARD
(1/2)
(Page 40)
>044S
DAMP
BOARD
(1/2)
(Page 40)
GPX555
GPX555
GPX888
GPX888
GPX888