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HCD-GPX5G/GPX7G/GPX8G
Ver. 1.1
5-7.
SCHEMATIC DIAGRAM – 4CH DAMP Board (1/3) –
1
2
4CH DAMP BOARD (1/3)
A
CN1400
28P
B
GND
1
GND
2
GND
3
+13V
4
+13V
5
+13V
6
SW-Lch-Input
7
AGND
8
SW-Rch-Input
9
C
AGND
10
Lch-Input
11
B
AGND
12
Rch-Input
13
MAIN
AGND
14
/AMP-OTW
15
BOARD (4/4)
JL1426
RESONANCE
16
CN805
JL1567
/AMP-RESET
17
(Page 40)
JL1407
/AMP-OCP
18
JL1408
D
/AMP SD-SLOW
19
JL1409
AMP-CLK
20
JL1410
D-GND
21
JL1411
FAN-DRIVE
22
JL1413
FAN-LOCK
23
JL1427
DBFB
24
JL1414
/AMP-SD-FAST
25
JL1415
AC-DET
26
MAIN ON
27
SUB ON
28
E
30
29
F
JL1425
13V
1
CONNECT TO
JL1424
GND
3
SWITCHING
JL1423
REGULATOR
AC-DET
4
BOARD
JL1422
MAIN-ON
5
(NOT SUPPLIED)
JL1421
SUB-ON
6
G
NO1403
6P
H
I
J
HCD-GPX5G/GPX7G/GPX8G
Downloaded from
www.Manualslib.com
3
4
5
GPX8G
C1415
10
R1424
R1435
50V
2.7k
JL1436
15
JL1432
R1410
100k
R1436
15
R1425
C1416
2.7k
10
*2
50V
*1
22k: GPX5G
3.3k: GPX7G
2.7k: GPX8G
C1409
10
50V
JL1406
*1
R1418
*3
R1437
JL1405
JL1433
JL1404
JL1429
JL1403
C1410
*1
R1419
R1438
10
10k
50V
JL1402
C1411
10
50V
*4
R1420
JL1401
R1439
JL1400
JL1434
10k
JL1399
JL1430
RESONANCE
*4
R1421
R1440
C1412
10k
10
/ A MP-RESET
50V
/AMP-OCP
/AMP-SD-SLOW
*4
0: GPX5G
2.2k: GPX7G
3.3k: GPX8G
FAN-DRIVE
C1413
FAN-LOCK
10
50V
DBFB-FR
R1441
/AMP-SD-FAST
*4
R1422
JL1435
10k
JL1431
R1442
C1414
*4
R1423
10k
10
50V
20.9
19.25
R1810
470
R1722
R1723
100
220k
C1405
47
R1724
35V
R1725
C1407
750k
10k
0.22
C1634
0.22
C1406
47
35V
C1400
470
16V
R1811
470
-19.2
-20.9
Q1478
KTA1271Y-AT
PROTECTION
SWITCH
R1978
0
IC1414
IC1414
KIA7805AF-RTF/PW
+ VOLT REG
F1690
20.9
5.1
I
O
R1698
G
0
C1401
35V
0
100
35V
C1402
100
35V
35V
0
R1701
-20.9
0
F1691
G
-5.1
I
O
IC1415
R1979
0
IC1415
KIA7905F-RTF/PW
- VOLT REG
manuals search engine
6
7
8
9
C1456
22p
JL1444
JL1442
*2
R1447
R1458
C1460
100
10
*2
0: GPX5G/7G
-18.8
0
0
0
50V
68k: GPX8G
4
3
2
1
C1670
10
50V
IC1403
*3
10k: GPX5G
C1608
22k: GPX7G
10
15k: GPX8G
50V
5
6
7
8
C1461
0
0
0
18.8
10
50V
R1449
68k
JL1445
R1459
100
JL1448
C1458
22p
C1457
22p
JL1446
JL1443
R1448
120k
R1460
100
-18.6
0
0
0
C1462
10
4
3
2
1
C1606
50V
10
50V
IC1404
C1605
10
5
6
7
8
50V
C1435
0.1
C1463
0
0
0
18.6
10
50V
R1450
120k
JL1447
R1461
100
JL1449
C1459
22p
18.63
Q1477
KTC3203Y-AT
PROTECTION
SWITCH
JL1597
R1706
D1455
D1442
DZ2J120M0L
MC2838-T112-1
JL1598
D1457
DZ2J068M0L
13
-18.6
D1443
MC2836-T112-1
15
11
R1785
10k
JL1599
6
10
C1436
220
10V
7
C1437
220
10V
8
JL1600
30
30
10
11
12
C1450
C1442
R1660
47
D1407
0.22
27k
16V
DZ2J130M0L
JL1592
-55
R1661
43
G
31.3
27k
O
I
IC1402
R1807
27k
R1716
D1413
10k
DZ2J140M0L
IC1402
JL1606
19.2
R1808
KIA7812AF-RTF/P
-54.9
27k
+ VOLT REG
-54.9
18.6
4.1
R1715
JL1496
D1412
Q1401
Q1400
JL1605
4.98
SC56252
10k
DZ2J330M0L
KTC3203Y-A T
VOLT REG. SWITCH
C1617
C1432
C1425
VOLT REG. SWITCH
0.1
3300
3300
R1710
R1711
100V
71V
71V
150k
22k
R1717
150k
R1708
22k
R1709
C1616
C1431
C1424
150k
0.1
3300
3300
71V
71V
D1448
100V
MC2838-T112-1
D1409
DZ2J068M0L
JL1563
JL1441
5.1
0
0
3.5
JL1437
D1408
0
DZ2J068M0L
0
Q1402
RT3N11M-TP-1
5.1
0
R1960
R1901
Q1460
4.7
4.7
RT1P141C-TP-1
0
5.1
0
Q1475
3.3
RT1N141C-TP-1
C1614
R1731
L1408
470p
220uH
680
C1615
33p
13
14
15
1
2
3
5
4
9
16
17
18
19
R1430
1k
R1806
27k
R1676
1k
R1672
1k
9P
JL1420
9
-VH
R1728
R1729
39k
180k
8
-VH
7
-VH
JL1419
CONNECT TO
6
-VL
SWITCHING
JL1418
5
P-GND
REGULATOR
JL1417
BOARD
4
+VL
(NOT SUPPLIED)
3
+VH
2
+VH
JL1416
1
+VH
120k
R1745
47k
D1449
R1744
MC2836-T112-1
47k
R1747
120k
1
2
3
5
4
9
1
16
17
18
4CH DAMP
19
14
BOARD
20
(2/3)
21
(Page 31)
13
15
11
10
6
7
8
12
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