HCD-GPX5G/GPX7G/GPX8G
HCD-GPX5G/GPX7G/GPX8G
30
30
5-7. SCHEMATIC DIAGRAM – 4CH DAMP Board (1/3) –
B
MAIN
BOARD (4/4)
CN805
(Page 40)
MC2836-T112-1
D1449
0.22
C1634
27k
R1660
R1430
1k
C1615
33p
47k
R1744
1k
R1676
G
KIA7812AF-RTF/P
IC1402
27k
R1661
27k
R1806
47k
R1745
180k
R1729
27k
R1807
10k
R1715
120k
R1746
0
R1698
L1408
220uH
1k
R1672
MC2838-T112-1
D1448
27k
R1808
10k
R1716
C1435
0.1
120k
R1747
0
R1701
C1614
470p
R1410
100k
50V
C1415
10
50V
C1416
10
R1424
GPX8G
R1425
2.7k
JL1436
JL1432
R1435
15
R1436
15
50V
10
C1608
R1443
JL1442
JL1444
R1447
C1456
22p
50V
C1460
10
R1458
100
C1468
0.1
100
R1459
100
R1460
100
R1461
0.1
C1470
0.033
C1469
0.033
C1471
50V
10
C1461
50V
10
C1462
50V
10
C1463
22p
C1458
22p
C1457
22p
C1459
68k
R1449
120k
R1448
120k
R1450
JL1448
JL1445
JL1446
JL1443
JL1449
JL1447
10k
R1442
10k
R1441
10k
R1440
10k
R1439
10k
R1438
R1437
68k
R1444
50V
10
C1670
50V
10
C1605
50V
10
C1606
C1441
0.1
JL1433
JL1429
JL1434
JL1430
JL1435
JL1431
R1418
22k: GPX5G
3.3k: GPX7G
2.7k: GPX8G
0: GPX5G/7G
68k: GPX8G
R1419
R1420
R1421
R1422
R1423
50V
10
C1409
50V
10
C1410
50V
10
C1411
50V
10
C1412
50V
10
C1413
50V
10
C1414
100k
R1413
100k
R1412
100k
R1409
JL1400
JL1401
JL1402
JL1403
JL1404
JL1405
JL1406
JL1426
JL1567
JL1407
JL1408
JL1409
JL1410
JL1411
JL1413
JL1414
JL1415
RT1N141C-TP-1
Q1475
KTC3203Y-AT
Q1477
KTA1271Y-AT
Q1478
100k
R1705
100k
R1707
56k
R1704
56k
R1706
DZ2J068M0L
D1454
DZ2J120M0L
D1455
DZ2J120M0L
D1456
DZ2J068M0L
D1457
R1810
470
R1811
470
50V
10
C1429
50V
10
C1430
C1408
0.22
0.22
C1407
C1405
47
47
C1406
100
C1401
100
C1402
220
C1436
220
C1437
R1731
680
10k
R1785
RT1P141C-TP-1
Q1460
RT3N11M-TP-1
Q1402
DZ2J068M0L
D1409
DZ2J068M0L
D1408
MC2836-T112-1
D1443
MC2838-T112-1
D1442
JL1441
JL1437
JL1563
71V
C1431
3300
71V
C1424
3300
71V
C1425
3300
71V
C1432
3300
150k
R1709
150k
R1711
22k
R1708
22k
R1710
100V
0.1
C1616
100V
0.1
C1617
1
2
3
4
5
6
7
8
9
NO1402
9P
+VH
+VH
+VH
+VL
P-GND
-VL
-VH
-VH
-VH
JL1416
JL1417
JL1418
JL1419
JL1420
39k
R1728
KTC3203Y-A T
Q1400
D1407
DZ2J130M0L
SC56252
Q1401
150k
R1717
DZ2J330M0L
D1412
DZ2J140M0L
D1413
0.22
C1442
16V
47
C1450
470
C1400
JL1421
JL1422
JL1423
JL1424
JL1425
C1440
0.1
C1439
0.1
C1648
0.22
0.22
C1647
C1645
47
47
C1646
DA2J10100L
D1444
JL1496
1
3
4
5
6
NO1403
6P
13V
GND
AC-DET
MAIN-ON
SUB-ON
120k
R1445
120k
R1446
4.7
R1960
4.7
R1908
I
O
G
KIA7905F-RTF/PW
IC1415
100
R1722
220k
R1723
10k
R1725
750k
R1724
4.7
R1901
I
G
IC1414
KIA7805AF-RTF/PW
DZ2J120M0L
D1406
28P
CN1400
1
GND
2
GND
3
GND
4
+13V
5
+13V
6
+13V
7
SW-Lch-Input
8
AGND
9
SW-Rch-Input
10
AGND
11
Lch-Input
12
AGND
13
Rch-Input
14
AGND
15
/AMP-OTW
16
RESONANCE
17
/AMP-RESET
18
/AMP-OCP
19
/AMP SD-SLOW
20
AMP-CLK
21
D-GND
22
FAN-DRIVE
23
FAN-LOCK
24
DBFB
25
/AMP-SD-FAST
26
AC-DET
27
MAIN ON
28
SUB ON
29
30
JL1427
JL1399
4
3
2
1
NJM2043M-D-TE2
IC1403
AOUT
INA-
INA+
V-
INB+
INB-
BOUT
V+
4
3
2
1
NJM2043M-D-TE2
IC1404
AOUT
INA-
IN
A+
V-
INB+
INB-
BOUT
V+
F1690
F1691
JL1592
R1978
0
R1979
0
JL1597
JL1598
JL1599
JL1600
JL1605
JL1606
/AMP-RESET
/AMP-SD-FAST
/AMP-RESET
FAN-DRIVE
DBFB-FR
/AMP-SD-FAST
/AMP-SD-SLOW
RESONANCE
/AMP-OCP
FAN-LOCK
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
I
O
4CH DAMP BOARD (1/3)
O
5
6
7
8
5
6
7
8
2.7k
IC1403
IC1404
IC1414
IC1415
1
2
3
4
5
9
16
17
18
19
6
7
8
10
11
13
15
+ VOLT REG
- VOLT REG
+ VOLT REG
IC1402
PROTECTION
SWITCH
PROTECTION
SWITCH
OP AMP
OP AMP
VOLT REG. SWITCH
VOLT REG. SWITCH
20.9
18.63
19.25
-19.2
-20.9
-18.6
5.1
5.1
0
5.1
0
0
0
3.5
0
0
3.3
0
19.2
4.1
18.6
-54.9
-54.9
4.98
0
0
0
-18.8
18.8
0
0
0
0
18.6
0
0
0
-18.6
0
0
5.1
0
20.9
-5.1
0
-20.9
31.3
-55
43
*1
*1
*1
*2
*2
*2
*3
*3
10k: GPX5G
22k: GPX7G
15k: GPX8G
*4
*4
*4
0: GPX5G
2.2k: GPX7G
3.3k: GPX8G
*4
*4
35V
35V
35V
35V
35V
35V
16V
10V
10V
1
2
3
4
5
6
7
8
9
10
11
14
15
12
13
A
B
C
D
E
F
G
H
I
J
1
4CH DAMP
BOARD
(2/3)
(Page 31)
CONNECT TO
SWITCHING
REGULATOR
BOARD
(NOT SUPPLIED)
CONNECT TO
SWITCHING
REGULATOR
BOARD
(NOT SUPPLIED)
Ver. 1.1
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