Sony STR DA2400ES Service Manual - Page 73
Printed, Wiring, Board, Dcdc Con Board, 49. Schematic, Diagram
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6-48. PRINTED WIRING BOARD - DCDC CON Board - • See Page 35 for Circuit Boards Location. • : Uses unleaded solder. 1 2 3 4 DCDC CON BOARD (Page 41) J DIGITAL VIDEO BOARD CN3506 EB1400 A (CHASSIS) JL1404 JL1405 C1427 C1426 CN1401 JW1403 1 JL1407 9 C1430 3 1 CN1402 JL1401 JL1402 JL1406 JL1408 JL1403 V B MAIN BOARD C1414 L1407 CN4005 (Page 46) R1434 L1408 C1416 L1410 R1433 R1436 R1435 C1415 C1409 D1405 R1430 R1429 15 C R1428 IC1403 R1417 C1423 R1427 R1425 H1400 D1407 4 2 IC1401 D1404 IC1402 4 2 C1411 5 1 R1431 C1410 5 1 R1432 D C1406 C1404 C1405 L1404 FH1404 C1402 L1402 F1405 JW1401 E L1403 FH1403 JW1402 D1406 1 CN1400 3 F • Semiconductor Location Ref. No. Location D1404 D-3 D1405 C-3 D1406 F-2 D1407 C-2 IC1401 D-2 IC1402 D-4 IC1403 C-3 STR-DA2400ES/DG920 AZ MAIN POWER TRANSFORMER T901 (Page 74) 11 1-875-897- (11) STR-DA2400ES/DG920 6-49. SCHEMATIC DIAGRAM - DCDC CON Board • See Page 76 for IC Block Diagrams 1 2 3 4 5 6 A B AZ MAIN POWER TRANSFORMER T901 (Page 75) C D E F G H DCDC CON BOARD AC24V NC AC24V CN1400 3P F1405 6.3AL/250V 3 2 1 D1406 D6SBN20-7001 14.7 VIN 6 SW OUT GND 4.9 VOS 2.4 S.S 12345 IC1401 +6.2V REGULATOR IC1401 SI-8050S-LF1101 IC B/D L1404 100uH L1410 R1425 220 R1427 330 C1406 1000 25V D1407 RB051LA-40TR C1402 3300 35V L1403 100uH 14.7 IN 3.9 SW GND 0.7 ADJ 3.5 SS R1428 1k C1411 0.1 C1416 1000 16V C1427 0.1 C1430 0.1 12345 IC1402 +4V REGULATOR IC1402 SI-8008HFE IC B/D L1408 R1429 1k R1430 2.2k R1431 330 R1432 470 D1404 FMB-G16L C1405 2200 25V C1410 C1415 0.1 2200 16V 14.7 VIN 3.3 SW OUT GND 0.7 ADJ 3.4 SOFT START 12345 IC1403 +3.3V REGULATOR IC1403 SI8008TM-TL IC B/D L1402 100uH R1417 C1423 22 2200p L1407 100uH R1433 R1434 1k 1.5k R1435 330 D1405 RB051LA-40TR R1436 470 C1404 1000 25V C1409 C1414 0.1 1000 16V C1426 0.1 7 8 CN1401 9P JL1401 1 2 JL1402 3 JL1403 4 JL1404 5 JL1405 6 JL1406 7 JL1407 8 JL1408 9 +14.5V NC GND+14.5V(RYGND) GND(DCDCMAIN) GND(DCDCMAIN) +3.3V GND+3.3V +6.2V GND+6.2V V MAIN BOARD (2/3) CN4005 (Page 48) CN1402 3P 1 +4V 2 GND 3 +6.2V J DIGITAL VIDEO BOARD (2/4) CN3506 (Page 43) 73 73
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