Sony HCD-SH2000 Service Manual - Page 39

Schematic, Diagram, Damp Board 1/4

Page 39 highlights

HCD-SH2000 Ver. 1.1 5-24. SCHEMATIC DIAGRAM - DAMP BOARD (1/4) - 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 A DAMP BOARD (1/4) B MAIN C G BOARD (3/4) CN102 (Page 26) (Suffix 11) (Page 30) (Suffix 12) D AGND Rch-Input AGND Lch-Input AGND SW-Rch-Input AGND SW-Lch-Input CN1400 14P 1 2 JL1400 3 JL1401 4 JL1402 5 JL1403 6 JL1404 7 JL1405 8 JL1406 +13V 9 +13V 10 +13V 11 GND 12 GND 13 GND 14 E B MAIN BOARD (1/4) CN100 F (Page 24) (Suffix 11) (Page 28) (Suffix 12) CN1401 14P NC 1 RESONANCE 2 /AMP-RESET 3 /AMP-OTW 4 /AMP-SD-SLOW 5 AMP-CLK 6 D-GND 7 FAN-LOCK 8 FAN-DRIVE 9 DBFB 10 /AMP-SD-FAST 11 JL1426 JL1567 JL1407 JL1408 JL1409 JL1410 JL1411 JL1412 JL1413 JL1414 JL1415 AC-DET 12 MAIN ON 13 SUB ON 14 G NO1403 5P JL1421 SUB-ON 6 JL1422 SWITCHING REGULATOR MAIN-ON 5 JL1423 AC-DET 4 JL1424 GND 3 JL1425 13V 1 H 1 2 3 4 5 I 6 DAMP 13 BOARD 7 (4/4) (Page 42) 8 J 9 10 11 12 RESONANCE /AMP-RESET /AMP-OTW /AMP-SD CLK FAN-LOCK FAN-DRIVE DBFB-FR Q1475 RESET RT1N141C-TP-1 C1673 47 35V CLK C1414 10 50V R1409 100k JL1431 R1442 27k R1441 27k R1685 0 C1413 10 50V C1412 10 50V JL1435 JL1430 R1412 100k R1684 0 C1411 10 50V R1440 27k JL1434 R1439 27k C1441 C1606 R1445 0.1 C1435 10 50V C1605 0.1 10 50V 100k 100k R1446 VINA+ INAAOUT INB+ INBBOUT V+ JL1449 JL1447 R1813 10 C1459 R1450 100k 22p 50V 0 0 0 18.1 5 6 7 8 IC1404 PREAMP IC1404 NJM2068M-D-TE2 4 3 2 1 -18.3 0 0 0 JL1443 R1448 100k JL1446 C1457 22p 50V R1812 10 C1463 10 50V R1461 100 20 C1462 10 50V R1460 100 18 C1469 C1471 0.033 0.033 C1410 10 50V R1413 100k R1686 0 C1409 10 50V C1416 10 50V R1410 100k R1687 0 C1415 10 50V L1408 220uH C1614 470p 50V C1615 33p 50V C1400 470 16V R1731 680 R1785 10k SAF, EA R1736 0.15 C1634 0.47 E2, E51, MX, MY R1698 0 R1701 0 JL1429 JL1433 JL1432 JL1436 R1438 10k R1437 10k 0.1 25V 50V 10 JL1448 JL1445 R1815 10 C1458 R1449 22p 120k 50V 0 0 0 18.2 5 6 7 8 C1461 10 50V C1470 C1468 0.1 0.1 50V 50V R1459 100 16 R1444 120k INB+ INBBOUT V+ C1608 C1439 IC1403 PREAMP IC1403 NJM2068M-D-TE2 VINA+ INAAOUT R1443 120k 50V 10 0.1 25V R1436 10k R1435 10k C1440 C1607 4 3 2 1 -18.3 0 0 0 JL1442 R1447 120k C1456 50V 22p JL1444 R1814 10 R1451 0 C1405 47 35V 24.4 C1407 0.22 I O COM 18.2 IC1400 +18V REG IC1400 NJM7818FA C1429 10 50V R1705 100k R1704 56k C1460 10 50V R1458 100 14 R1689 R1688 10k 10k 16.1 R1426 R1694 100 100 Q1403 +5.0V REG KTC1027-Y-AT/P 5.2 5.7 C1436 220 D1410 10V DZ2J056M0L D1442 MC2838-T112-1 C1406 47 35V C1401 100 35V C1408 0.22 -24.5 I COM O IC1401 -18V REG IC1401 NJM7918FA -18.3 C1430 10 50V C1402 100 35V D1411 R1690 10k DZ2J056M0L -17 R1691 R1429 R1693 10k 100 100 R1706 56k R1707 100k -5.2 Q1404 -5.0V REG KTA1023-Y-AT/P -5.7 D1443 MC2836-T112-1 C1437 220 10V 23 20 DAMP 14 BOARD 21 (2/4) (Page 40) 22 19 HCD-SH2000 39 39

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HCD-SH2000
HCD-SH2000
39
39
5-24. SCHEMATIC
DIAGRAM
– DAMP BOARD (1/4) –
35V
47
C1673
18.1
0
0
0
-18.3
0
0
0
0
18.2
0
0
-18.3
0
0
0
18.2
-18.3
24.4
-24.5
5.2
5.7
16.1
-5.2
-5.7
-17
16V
470
C1400
50V
22p
C1456
120k
R1444
10k
R1438
C1415
50V
10
50V
10
C1461
C1409
10k
R1435
C1460
10k
R1437
10k
R1436
50V
10
50V
10
50V
10
50V
10
C1410
50V
22p
C1458
120k
R1443
120k
R1449
C1416
25V
C1439
0.1
JL1448
JL1445
JL1433
JL1429
JL1436
JL1432
JL1444
JL1442
100k
R1410
100k
R1413
NJM2068M-D-TE2
IC1403
0
R1686
0
R1687
50V 10
C1607
50V
10
C1608
120k
R1447
100
R1458
100
R1459
10
R1814
10
R1815
25V
C1440
0.1
50V
C1468
0.1
50V
0.1
C1470
14
22
16
C1408
0.22
50V
10
C1429
+5.0V REG
KTC1027-Y-AT/P
Q1403
DZ2J056M0L
D1410
0.22
C1407
10V
220
C1436
10V
220
C1437
50V
10
C1430
DZ2J056M0L
D1411
KTA1023-Y-AT/P
-5.0V REG
Q1404
100k
R1450
50V
10
C1412
27k
R1440
50V
22p
C1457
100k
R1445
100k
R1448
50V
22p
C1459
27k
R1442
27k
R1441
50V
10
C1413
50V
10
C1463
50V
10
C1411
100k
R1446
27k
R1439
50V
10
C1414
50V
10
C1462
35V
C1405
47
35V
47
C1406
35V
100
C1401
35V
100
C1402
JL1449
JL1447
JL1446
JL1443
JL1434
JL1430
JL1435
JL1431
R1429
100
JL1421
JL1422
JL1423
JL1424
JL1425
JL1415
JL1414
JL1413
JL1412
JL1411
JL1410
JL1409
JL1408
JL1407
JL1406
JL1405
JL1404
JL1403
JL1402
JL1401
JL1400
100k
R1412
100k
R1409
1
3
4
5
6
NO1403
5P
13V
GND
AC-DET
MAIN-ON
SUB-ON
NJM2068M-D-TE2
IC1404
1
AOUT
2
INA-
3
INA+
4
V-
5
INB+
6
INB-
7
BOUT
8
V+
0
R1684
0
R1685
50V
10
C1605
50V
10
C1606
10k
R1690
10k
R1691
100
R1693
R1694
100
10k
R1688
R1689
10k
0
R1698
MC2838-T112-1
5
6
7
1
4
D1442
100k
R1705
56k
R1704
56k
R1706
100k
R1707
MC2836-T112-1
D1443
R1426
100
1
2
3
4
5
6
7
8
9
10
11
12
13
14
14P
CN1400
AGND
Rch-Input
AGND
Lch-Input
AGND
SW-Rch-Input
AGND
SW-Lch-Input
+13V
+13V
+13V
GND
GND
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
14P
CN1401
NC
RESONANCE
/AMP-RESET
/AMP-OTW
/AMP-SD-SLOW
AMP-CLK
D-GND
FAN-LOCK
FAN-DRIVE
DBFB
/AMP-SD-FAST
AC-DET
MAIN ON
SUB ON
JL1426
I
COM
IC1400
NJM7818FA
I
O
O
COM
NJM7918FA
IC1401
RT1N141C-TP-1
RESET
Q1475
JL1567
0.47
C1634
0.15
R1736
100
R1460
100
R1461
0.033
C1469
0.033
C1471
10
R1812
10
R1813
C1441
0.1
C1435
0.1
FAN-DRIVE
DBFB-FR
RESONANCE
FAN-LOCK
/AMP-RESET
/AMP-OTW
/AMP-SD
CLK
9
8
18
20
2
3
21
19
R1451
0
L1408
220uH
50V
C1614
470p
50V
C1615
33p
R1731
680
10k
R1785
CLK
20
23
0
R1701
10
11
12
1
AOUT
2
INA-
3
INA+
4
V-
5
INB+
6
INB-
7
BOUT
8
V+
IC1404
IC1403
PREAMP
PREAMP
IC1400
IC1401
+18V REG
-18V REG
E2, E51, MX, MY
SAF, EA
DAMP BOARD
(1/4)
14
DAMP
BOARD
(2/4)
(Page 40)
G
MAIN
BOARD (3/4)
CN102
(Page 26) (Suffix 11)
(Page 30) (Suffix 12)
B
MAIN
BOARD (1/4)
CN100
(Page 24) (Suffix 11)
(Page 28) (Suffix 12)
SWITCHING
REGULATOR
13
DAMP
BOARD
(4/4)
(Page 42)
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
Ver. 1.1