Sony HCD-SH2000 Service Manual - Page 42
Schematic, Diagram, Damp Board 4/4
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HCD-SH2000 5-27. SCHEMATIC DIAGRAM - DAMP BOARD (4/4) - • See page 54 for IC Block Diagrams. 1 2 3 4 5 6 7 A DAMP BOARD (4/4) B 2 8 9 3 12 C DAMP 4 13 BOARD 1 (1/4) (Page 39) 10 D 11 6 7 5 R1746 R1747 120k 120k JL1441 5.2 Q1460 5.2 SD-FAST RT1P141C-TP-1 0 D1408 DZ2J068M0L D1409 DZ2J068M0L 0 JL1437 3.4 5.2 Q1402 SD-FAST RT3N11M-TP-1 0 JL1563 E R1745 R1744 47k 47k NO1402 9P +VH 1 JL1416 +VH 2 SWITCHING REGULATOR +VH 3 JL1417 F +VL 4 JL1418 P-GND 5 -VL 6 JL1419 -VH 7 -VH 8 JL1420 -VH 9 D1448 MC2838-T112-1 D1449 MC2836-T112-1 R1709 150k R1708 22k C1424 3300 71V C1431 3300 71V C1616 100V 0.1 R1710 22k R1711 150k C1425 3300 71V C1432 3300 71V C1617 100V 0.1 G DAMP H 15 BOARD 25 (2/4) 24 (Page 40) I R1728 39k R1672 R1676 R1430 R1808 R1807 R1806 R1661 R1660 R1717 D1444 DA2J10100L R1729 150k Q1400 REGULATOR KTC3203Y-AT -25 D1407 DZ2J150M0L -25 1k 1k 1k 27k 27k 27k 27k 27k 150k 5.1 Q1401 OVP 2SC5625 -52.7 D1406 -24.3 DZ2J150M0L IC1402 D1413 DZ2J140M0L -40V REG JL1496 R1715 -52.7 10k R1716 10k D1412 DZ2J330M0L C1442 0.22 IC1402 KIA7812AF-RTF/P -25 I G -52.7 -41 O C1450 47 16V J 8 9 10 11 12 13 14 15 R1618 /AMP-RESET /AMP-OTW /AMP-SD 5.2 -5.1 -5.2 Q1407 TRANSISTOR SWITCH 0 5.2 RT3T11M-TP-1 3.2 0 5.2 Q1405 OTW DRIVE / SD-SLOW DRIVE RT3N11M-TP-1 -52.8 C1486 0.1 -41 8 7 6 5 -IN OUT VCC IC B/D IC1405 COMPARATOR IC1405 NJM2903V(TE2) +IN -IN OUT -52.7 R1718 10k 1 2 3 4 -52.7 -49.5 -51.8 +IN GND 10k 1000p 50V DA2J10100L D1414 MC2836-T112-1 R1457 1k 5.2 Q1469 OTP DRIVE 2SC5625 5.2 5.2 Q1470 OTP DRIVE RT1P141C-TP-1 0 C1473 0.1 R1473 C1491 D1415 R1474 4.7k R1480 1k DBFB-FR D1430 MC2838-T112-1 FAN-LOCK FAN-DRIVE D1435 MC2838-T112-1 2.9 Q1451, Q1441, Q1439, Q1458, Q1453, Q1476 FAN MOTOR DRIVE 13.5 Q1441 KTC3203Y-AT 12.3 R1673 100 Q1458 RT1P141C-TP-1 13 R1638 1.2k 13.1 13 Q1476 13 KTC3203Y-AT 2.9 R1630 4.7k C1572 10 50V R1625 1k 0.1 Q1453 RT1P141C-TP-1 0 0 DZ2J068M0L DZ2J06200L D1438 0.1 Q1451 RT3NDDM-T111-1 0.8 JL1466 JL1468 13 R1679 100k Q1439 2SC3052EF-T1-LEF 6.8 0.1 C1574 0.1 0 D1439 JL1470 R1667 100k Q1447 FAN LOCK DETECT 2SC3052EF-T1-LEF R1647 0.5 1k JL1476 0.1 C1620 10k C1584 R1652 R1655 R1775 R1772 R1774 R1771 4.7 50V 8.2 8.2 8.2 10 10 0 R1550 100k R1548 100k 17 16 18 DAMP 17 BOARD (2/4) (Page 40) 13 14 15 31 R1607 100k R1608 100k DAMP 18 32 BOARD 29 (3/4) 34 (Page 41) 35 33 30 28 CN1405 3P JL1486 1 JL1487 2 FAN+ FAN- 3 FAN+ M891 DC FAN DAMP FAN C1656 0.1 C1655 0.1 C1643 0.1 C1580 0.1 CN1404 3P 3 JL1484 2 JL1483 1 FAN+ FANFAN+ M891 DC FAN SMPS FAN HCD-SH2000 42 42
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