Sony STR DA2400ES Service Manual - Page 71
Cis Board, Ic861
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54321 9876 20 19 18 17 16 15 14 13 12 11 1 2 3 4 5 6 7 8 9 10 6-45. SCHEMATIC DIAGRAM - CIS Board (DA2400ES: US model) - 1 2 3 4 • See Page 76 for IC Block Diagrams. 5 6 A CIS BOARD JL861 R863 0 (CHASSIS) JL863 R864 0 B JL864 R862 JL869 100 J861 RS-232C JL862 JL868 JL901 R861 100 C L FRONT R L J4551 PRE OUT SURROUND D R L SUR BACK R CL4559 CL4560 CL4561 CL4562 CL4563 CL4564 CL4565 CL4566 CL4567 C4675 E (CHASSIS) 220p J4552 PRE OUT CENTER SUBWOOFER CL4568 CL4569 CL4570 F (CHASSIS) C4555 220p R4651 1k R4671 1k R4652 1k R4672 1k R4653 1k R4673 1k R4654 1k R4674 1k G H -1 -2 RY4551 R4553 10 C4551 0.1 D4551 MA2J1110GLS0 -1 -2 RY4552 R4556 10 C4552 0.1 D4552 MA2J1110GLS0 -1 -2 RY4553 R4559 10 C4553 0.1 D4553 MA2J1110GLS0 -1 -2 RY4554 R4562 10 C4554 0.1 D4554 MA2J1110GLS0 Q4551 2SC3052EF-T1-LEF 0 RELAY DRIVE R4551 0.7 4.7k R4552 10k Q4552 2SC3052EF-T1-LEF 0 RELAY DRIVE R4554 0.7 4.7k R4555 10k Q4553 2SC3052EF-T1-LEF 0 RELAY DRIVE R4557 0.7 4.7k R4558 10k Q4554 2SC3052EF-T1-LEF 0 RELAY DRIVE R4560 0.7 4.7k R4561 10k STR-DA2400ES/DG920 7 8 9 10 11 12 C865 0.1 C864 100 16V R865 10k FB861 JL887 3.3 JL888 3.3 JL889 0 JL890 -5.6 JL891 JL892 3.3 JL893 3.3 NC ROUT2 DIN2 RIN2 DIN1 DOUT2 NC V- ROUT1 C2- RIN1 C2+ DOUT1 C1- GND V+ VCC C1+ PWRDOWN# EN# -5.6 JL900 -5.6 JL899 0 JL898 0 JL897 5.6 JL896 3.3 JL895 0 JL894 IC861 MAX3222IPWR IC861 RS-232C DRIVER/RECEIVER IC B/D C869 0.1 C870 0.1 C806 47 25V C805 0.1 JL823 JL808 JL809 JL886 JL810 JL811 JL812 JL813 JL814 JL885 CNS801 13P 13 12 11 10 9 8 7 6 5 4 3 JL817 2 1 JL824 STB_GND STB_+3.3V STB_+5V SIRCS_IN SIRCS_OUT TRG1 TX232 RX232 GND_+12V GND_+12V GND_+12V +12V +12V C868 0.1 C867 0.1 C866 0.1 R866 10k AM MICON BOARD (2/3) CN2004 (Page 59) CL4551 CL4571 CL4552 CL4553 CL4575 CL4554 CN4553 6P 6 5 4 3 2 1 R_OUT GND L_OUT SR_OUT GND SL_OUT N1 MAIN BOARD (1/3) CN4027 (Page 47) CL4555 CL4577 CL4556 CL4557 CL4576 CL4558 CL4572 CL4573 CL4574 CN4552 10P 10 9 8 7 6 5 4 3 2 1 SBR_OUT GND SBL_OUT SW_OUT GND C_OUT GND 12V NC RELAY P1 MAIN BOARD (1/3) CN4026 (Page 47) STR-DA2400ES/DG920 71 71
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