Technics-SADX-850-Schematics电路原理图.pdf

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1、NJM4580DD IC402 NJM2279MTE1 VIDEO SIGNAL SELECTOR IC351 SELECTOR TC9163AN IC401 JK402 CD 10 DT SEL CK SEL ST SEL VIDEO A VIDEO B D354 3(26) X2 X1 X3 2(27) 4(25) 5(24) 6(23) 7(22) X4 X5 9(20) 10(19)12(17) X7 X8 Level shift Latch circuit Shift register 11(18) 16 15 13 8(21) X6 JK401 PHONO JK403 TV LCH

2、 JK404 VCR PB JK402 TAPE REC (OUT) JK403 TAPE PLAY (IN) JK351 DVD OP AMP OP AMP TUNER MODULE FROM IC901 IC451 AN6558F SWITCH Q401 (Q402) SOUT_L JK405 DVD LCH JK404 VCR RO S301 V 12 1311 3 1245 D353 JK352 VCR1 OUT JK352 VCR1 IN JK352 TV MONITOR OUT S301 JK352 TV DT SEL CK SEL IN1 IN2 IN3 C1 C2 O2 O1

3、C4 C3 REGULATOR +B Q351 8 REGULATOR -B Q352 14 NJM4580MTE1 IC1203 NJM2060MTE1 IC1201 NJM2115MTE1 IC1521(IC1522) DIGITAL ANALOG CONVERTER CS4226-KQG IC1002 IC1003 CONVERTER SN74LV244APW DTS DECODER DSP IC1001 CS49326-CLR OSCILLATOR SNAHC1U04DBV IC1006 SN74HCU04APW INVERTER IC1005 CONVERTER SN74AHCT24

4、4PW IC1004 42 44 RX3 A OUT5 25 345689 24-bit DSP PROCESSING RAM PROGRAM MEMORY RAM DATA MEMORY STC RAM INPUT BUFFER PLL CLOCK MANAGER DATA07 811, 1417 CMP DAT27 CMP CLK28 CMP REQ29 25SCLK N1 26LRCLK N1 22SDATA N1 CLK IN CLK SEL 30 31 FILTD FILTS 3233 MCLK44 SCLK43 LRCLK42 AU DATA041 AU DATA140 AU DA

5、TA239 XMT9583 FILT 171940 +VA +VD CM OUT 1636 SCD OUT 19 EMWR 4 EXTMEN 2120 INTREQ 5 EMOE SCDIN 6 SCCLK 7 CS 18 RESET 36 INTREQ SCD OUT D OUT1 D IN3 32 D IN2 33 D IN1 343031 MCLK OUT 37 LRCK SCLK 38 AUDATA0 AUDATA1 AUDATA2 X1001 (12.288MHz) SCLK SCLK LRCK LRCK CCLK CD OUT CD IN CS PDN AUDIO OVL/ERR

6、CCLK CD OUT CD IN OVL/ERR RESET CS42 CS RESET CS49 43 RX1 RX2 A OUT1(2) 21(22) Q1001 DSP_OFF AIN1L 14 VSSA 35 VDDA 34 JK1301 TV (OPTICAL) JK1303 DVD (OPTICAL) JK1302 CD (OPTICAL) DIGITAL SWITCH AUDATA0 AUDATA1 AUDATA2 XMT958 XMT958 DIGITAL AUDIO INPUT INTERFACE FRAMER SHIFTER ROM PROGRAM MEMORY RAM

7、DATA MEMORY INPUT BUFFER CONTROLLER RAM OUTPUT BUFFER OUTPUT FORMATTER PARALLEL OR SERIAL HOST INTERFACE COMPRESSED DATA INPUT INTERFACE SPDIF RECEIVER L_DSP MCLK MCLK XTI 28 AINAUX 15 +B +B +B BUFFER AMP MAIN_LIN OP AMP A OUT6 26 A OUT6 10 OP AMP L_LPF SW_DSP A OUT6 23(24) + +B NJM4580MTE1 IC1451 N

8、JM2060MTE1 IC1230 NJM2060MTE1 IC1301,IC1302 TC9162AF ANALOG FUNCTION SWITCH IC1401 MICROCOMPUTER C2BBGF000262 IC901 99 VIDEO B 100 VIDEO A 10,9 IF DATA SD VIDEO B VIDEO A 7(22) 6(23) 8 SW CONT. CLK STB DATA 13 15 16 10 9 31 REMOTE Z901 (REMOTE SENSOR) 5611,47,48 TCE TCK TDT C_CH 2119 20 SW_CH JK1341

9、 DVD LS_CH 5(24) 4(25)3(26) 2(27) OP AMP 12 11 193090 DSP_PASS/DSP_OFF CS49326_INTREQ CS49326_SCDOUT DSP_OFF INTREQ SCD OUT 92 CS49326_CCLK CCLK 27 CS4226_CDOUT CD OUT 91 CS49326_CDIN CD IN 28 CS4226_CS CS42 94RESET CS4226_RESET 29 OVL/ERR CS4226_OVLERR 93 CS49 CS49326_CS 95CS RESET LED 3644,55 SOUT

10、_L L_DSP SW_DSP L_OUT(R) CK SEL ST SEL DT SEL Q556 MUTING SWITCH REGULATOR+B Q560 JK406 SUBWOOFER Q557 VCR_MUTE CS49326_RESET 54 SUBW_MUTE V OP AMP OP AMP MUTING SWITCH TO TUNER MODULE RDS LC72720N IC970 6 RDS_CE 4 RDS_DO 3 RDS_CLK 5 RDS_DI 23222120 2 RDS_CE RDS_DT RDS_CK RDS_DI RDS_IN NJM4580MTE1 I

11、C1231 MICROCOMPUTER C2BBGF000262 IC901 NJM2060MTE1 IC1452 VOLUME CONTROL TC9482F IC1402 SL_IN 18 RESET Q901 32 HOLD 6078 SEG 116 7988 DEG 110 FL DISPLAY FL901 XOUT XIN 2322 CF901 HOLD Q902 HOLD 2 AC 13 14 19 12 22 5 3 6 21 20 4 1 18 + - + - 15 7 RLY SENS+ SENS- -VD VH- -HOUT VO2 VO1 -+HOUT VH+ +VD I

12、HDET SGND IN2- 11 DISP IN1- 10 DC -B D652 RCH Q651 8 THERM/OVLD2 Q553(Q554) MUTING SWITCH L.P.F H.P.F RELAY CONTROL -B -B +B +B -B +B +B+B +B POWER AMP HIC RSN313H25-P IC651 Q555 MUTING SWITCH L_LPF FROM POWER TRANSFORMER 1516 TC9482_DT TC9482_ST 14 TC9482_CLK L_OUT(R) OP AMP Q551 (Q552) MUTING SWIT

13、CH MAIN_LIN M D651 RCH OP AMP C_IN SW_IN LIN SL_OUT SW_OUT STBCK DATA LOUT C_OUT 4(25) 5(24) 3(26) 7 8 6 10(19) 11(18) 9(20) SHIFT REGISTER (32 BIT) STROBE GENERATE CIRCUIT LEVEL SHIFT CIRCUIT 1 dB VR LATCH 8 dB VR LATCH 1 dB VR LATCH 8 dB VR LATCH 1 dB VR LATCH 8 dB VR LATCH 3 TO 7 DECODER 4 TO 13

14、DECODER 12 1416 15 17 22 21 1 dB VR LATCH 8 dB VR LATCH 23 IC601 POWER AMP HIC RSN310R36A-P MICROCOMPUTER C2BBGF000262 IC901 RCH RCH 49 S/C SP 52 RELAY 50 SP B SP A 51 SP A SP B S/C SP RLY 7 THERM/OVLD1 45 LIMITTER KEY SWITCH 1,2 KEY1 KEY2 AC 19 RLY SENS+ +HOUT VH- -HOUT VO2 VO3 IN1- DISP H.P.F L.P.

15、F AF MUTE 53AMUTE AMUTE Q652 Q604 OUT V03 SWITCH M RELAY CONTROL +B +B VDLIM D617 V03 OUT H.P.F IN3- VR902 (VOLUME) 25 VOL_ENCD_1 VOL_ENCD_2 26 VR901 (INPUT SELECTOR) 3435 S/C SP RLY SP B SP A SEL_ENCD_1 SEL_ENCD_2 -B D602 -B D601 L.P.F 33 FRT_VCR2 S301 2 5 14 + - 7VO1 + - + - 21 22 24 23 GND 20 PAS

16、S- + - 6 1 4 3 15 16 11DC 8 10 OVER DET 12 13 IHDET PASS+ +B SENS- VH+ +B IN2- GND 9 17 Q903 SWITCH OVERDET OVERDET BA25BC0FP IC1701 RCH Q601 Q602 Q1681 (Q1682) HP601 HEADPHONES Q603 RL601 RL602 RL604 RL603 POWER TRANSFORMER SUB TRANSFORMER T701 Q751 D701D704 F3 F4 Q708,D708 Q724 T751 D721D728 D751D

17、754 Q753 Z751 F1 RL751 JK791 AC IN L701 AC1 AC2 TO FL DISPLAY F5 Q1701Q1703 D741D744 HP MUTING RELAY DRIVE RELAY DRIVE RELAY DRIVE JK601 FRONT SPEAKER(A) JK605 FRONT SPEAKER(B) JK604 CENTER SPEAKER JK604 SURROUND SPEAKER RELAY DRIVE REGULATOR Q723 REGULATOR REGULATOR Q754 REGULATOR Q725 Q706 REGULAT

18、OR SIGNAL LINES MAIN SIGNAL LINE CD SIGNAL LINEPLAYBACK SIGNAL LINE RECORD SIGNAL LINE ( ) indicates Pin No. of right channel. REGULATOR REGULATOR REGULATORREGULATOR Q701,Q703,Q704 REGULATOR Q752 -B +B +B +B +B +B D755 -B Q707 REGULATOR D613 D614 D612 D611 Q605 SWITCH REGULATOR M Q771Q781 FAN MOTOR

19、DRIVE FAN MOTOR -B 1 C2BBGF000262 (80p) CS49326-CLR (40p) CS4226-KQG (44p) BA25BC0FPRSN313H25-PAN6558F NJM2115MTE1 NJM4580DD NJM4580MTE1 TC9163AN 2SB621AQSTA 2SD592AQSTA 2SD1915FTA 2SA933SQRSTA 2SC1740SSTA 2SC1740SQSTA RVTDTA114EST RVTDTC114YST RVTDTA143XST RVTDTC143ZST RVTDTC114EST RVTDTA113ZST 1N5

20、402BM21 RK306LFU1 MTZJ16CTA MTZJ33DTA MTZJ3R9ATA MTZJ5R6BTA MTZJ6R2BTA MTZJ6R8BTA MTZJ7R5CTA MTZJ3R3ATA 2SB1548PQAU 2SD2374PQAU SLR325MCT31 SLR325YCT31 SLR325VCT31 2SK2880CTA 1 1 4 5 8 NJM2060MTE1 1 7 14 8 1 14 28 15 B C E E C B E C B D S G B C E 2SA1534AQRTA 2SC3940AQSTA B C E A Ca Cathode Anode An

21、ode Cathode ACa MTZJ8R2CTA 1SS291TA RVD1SS133TA 1SR35400V RB721Q40T77 A Ca Cathode Anode TC9162AF (28p) TC9482F (28p) SN74LV244APW (20p) SN74HCT244PW (20p) SN74HCU04APW (14p) SNAHC1U04DBV RSN310R36A -P DTA114YETL LC72720N (24p) 1 NJM2279MTE1 (14p) 1SS355TE17 UDZSTE176R2B UDZSTE175R6B MA167ATA Ca A C

22、athode Anode 2SD2137PQTA B C E 22 26 1 24 1 ABCDEFG 1 2 3 4 5 6 7 8 9 DIGITAL P.C.B. (REP3107D-T) (SIDE A) DIGITAL P.C.B. (REP3107D-T) (SIDE B) ABCDEFG 1 2 3 4 5 6 7 8 9 DMAIN P.C.B. (REP3109C-M.E/EG) (REP3109D-M.EB) D724 D728 D721 C701 Q554 R661 R671 D725 D618 R727 C721 R639 R614 R699 R627 Q604 R64

23、0 R581 R582 R546 R553 R594 R554 R593 Q551 Q552 Q553 Q557 C662 C663 D723 D727 D722 D726 D702 D701 D703 D704 D707 L751 D601 R635 C712 C711 C758 R722 C710 C715 D602 C709 R705 R706 R725 D708 R711 R707 C713 Q703 C707 Q704 C708 R723 D705 R712 R708 R721 R713 R714 C714 C615 C617 C616 R637 R638 R607 C607 R63

24、3 R643 C643 R631 R608 C608 R632 R610 R630 R645 R609 Q775 C775 D774 Q774 R782 R786 R779 R778 Q772 R780 C779 L602 Q723 Q724 R724 R720 R730 C702 R628 C625 C626 R625 R626 R681 C658 R658 C657 R657 R654 R653 R656 R655 C653 C654 C671 C672 C668 R682 R684 C667 C666 R683 C685 R685 R688 R687 D652 D651 R679 R72

25、9 R629 R728 C651 C652 Q651 R672 R674 R662 C664 C661 C416 C410 C409 R549 C535 C584 C586 R583 R584 R556 C534 R726 D731 D732 Q725 R621 R622 R623 C414 C413 R419 R420 R592 R591 C585 R585 R595 Q555 R552 R551 R555 R545 R550 R596 R586 Q556 R557 C583 C482 E601 C722 R548 R547 Q560 R544 D501 C533 J102 J103 J10

26、4 J105 J106 J107 J108 J110 J113 J114 J115 J121 J122 J123 J124 J125 J126 J127 J128 J149 J139 J144 J145 J147 J148 J304 J305 J306 J307 J308 J309 J310 J311 J312 J313 J314 J315 J317 J318 J333 J335 J336 J337 J338 J339 J340 J341 J342 J343 J344 J345 J346 J347 J348 J349 J350 J351 J352 J353 J354 J355 J359 J36

27、0 J361 J365 J366 J601 J602 J603 J604 J605 J606 J607 J608 J609 J610 J611 J612 J613 J614 J617 J618 J619 J620 J621 J622 J633 J634 J635 J801 J802 J803 J804 J805 J807 J808 J809 J810 J811 J813 J815 J816 J817 J818 J819 J820 J821 J822 J823 J824 J825 J826J827 J828 J829 J830 J832 J833 J834 J835 J836 J837 J838

28、 J901 J902 J903 J904 J905 J906J907 J908 J909 J910 J911 J912 J913 J914 J915 J916 J917 J919 J920 J921 J922 J923 C435 CN901CN903 C705 C706 W701 C704 C703 IC651 CN902 IC601 Q707 Q706 L604 L603 L651 Q708 Q701 CN401CN402 E W600 CN1000B CEBCEB BC 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 8 10 9 8 7 6 5 4 3 2 1 123 45

29、67 89 10 111213 14 15 16 1718 19 20 21 2212 345 6 789 10 11 12 13 E C B 1 2 3 4 5 6 7 8 9 10 11 12 5 4 3 2 1 18 1716 1514 1312 1110 9 8 7 6 5 4 3 2 1 1 23 4 5 67 1 234 5 6 X X X X RS4LS4 LS3RS3 XX R1L1 XX R4 X X W4 W3 X C3 J146 J367 C E B C E B C E B C E B C E B C E B C E B C E B C E B C E B C E B C

30、EB C E B C E B C E B C E B C E B CEB IJKLMHG CENTER C635C636 C614 Q602 Q601 R612 C612 R615 R797 C483 SURROUND R792 R799 R791 R798 D618 D614 Q603 D605 R639 Q604 D403 D404 R640 R581 2 W601 RL601 R794 R634 C621 R635 C622 C642 R604 C603 C604 C618 C615 R606 R647 C617 C616 R642 R605 R603 R607 C607 R633 R6

31、43 C643 R631 R608 C608 R632 R610 R630 C645 C644 R644 C611 C613 R611 R609 C777 R776 C776 R773 R784 C774 Q775 C775 D774 Q774 R782 R786 Q776 R779 C778 R777 R778 Q772 D770 R774 Q771 Q777 C773 D773 D768 R775 Q773 R766 Q780 R770 Q778 Q779 D771 D772 D781 D782 C771 R771 C772 R769 Q781 R768 R767 D769 R780 C7

32、80 C779 C781 L602 R795 R624 R664 D613 D612 D611 C602 C641 C601 Q652 R405 R407 R410 R408 R406 R401 R402 C422 C421 C426 C425 C428 C427 C430 R409 R412 R411 C432 C431 D617 R413 C433 R403 C423 R404 C424 R414 C434 Q401 Q402 R618 R619 R616 R617 C403 R423 C404 C402 C401 R435 R426 R425 R424 S D C418 C416 C41

33、5 R422 R415 C405 C410 C409 R418 R416 R417 R421 C412 C411 R427 C417 IC401 R663 C414 C413 R419 R420 CP771 R545 IC402 14 85 R793 R486 R485 C628 C629 C627 JK405 JK406 Q605 R698 R613 TVTAPE INREC OUTCD J101 J104 J105 107 J109 J110 J111 J112 J113 J116 J117 J118 J119 J120 J128 J129 J149 J135 J136 J137 J138

34、 J140J141 J301 J302 J303 J310 J311 J314 J315 J317 J318 J319 J320 J321 J322 J323 J324 J325 J326 J327 J328 J329 J330 J331 J332 J334 J337 338 J355 J356 J357 J358 J362 J363 J364 J608 J609 J610 J611 J612 J615 J616 J623 J624 J625 J626 J627 J628 J629 J630 J631 J632 J635 J636 J637 J806 J808 J809 J811 J812 J

35、814 J828 J829 J830 J831 J907 908 J912 C435 14 C640 C639 C499 G S D RL602 RL603 SUB WOOFER C601 L604 L603 RL604 L651 L652 CN402 W752 W600 W602 W602 _ JK605 CN1000B JK402 JK403 JK404 TV VCR OUTVCR IN DVD 2 345 6 789 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 18 1716 1514 1312 1110 9 8 7 6 5 4 3 2 1

36、5 67 1 234 5 6 1528 1 12 34 56 65 34 12 5 61 24 3 3 2 1 3 2 1 5 4 3 2 1 21 43 RCH LCH LCH RCH RCH LCH LCH RCH LCH RCH RCH LCH 3 2 1 XX R1L1 X R4 L4 X X X L5R5 C4 JK604 L+ L- R+ R- C- C+ 3 4 1 2 CD TAPE TV VCRDVD WOOFER SUBCENTER SPEAKERS SURROUND SPEAKERS LCH RCH IN FRONT SPEAKERS L+ L- R- R+ 2 1 G

37、12 34 56 1234 C E B C E B C E B C E B C E B C E B C E B C E B C E B C E B C E B C E B C E B C E B C E B C E B CEB PANEL P.C.B. (REP3104E-S) ABCDEFG 1 2 3 4 5 6 7 8 9 D901 L901 R919 R906 C907 D904 R907 Q901 D902 C906 R902 C905 Q902 C910 C912 R916 D903 C914 C913 D911 C915 CP903 R963 R962 R917 R903 C99

38、1 C992 R911 R910 C901 C917 R992 R991 C904 R918 R908 S967 S968S969 S971S970 S965 D939 D940 D938 S966 R965 R966 R968 R964 DIGITAL DVD 6CH +/R -/L TONE/BAL TAPE MONHELP R R934 R933 R932 R931 R938 R939 R940 R909 R920 R905 C916 R913 R914 R921 J115 J114 J117 J118 J119 J120 J116 J326 J327 J328 J329 J330 J3

39、31 J332 J333 J334 J335 J336 J337 J338 J339 J340 J341 J342 J344 J345 J346 J347 J348 J349 J350 J351 J352 J353 J354 J356 J357 J358 J360 J361 J362 J364 J366 TAPE R928 R927 J369 J370 D913 D914 Z901 D944 R946 R967 J371 VOLUM VR902 BCOM 12 51 50 21 3 304045 213 ABCOM VR901 INPUT SELECTOR 5 4 3126789108 7 6

40、 5 4 3 2 1 CP902 8 7 6453 2 1 CP901 17 18 16 15 13 1412 11 9 10 8 57 6 4 2 3 1 CN904A J363 J365 R915 C E B C E B PHONO EQ P.C.B. (REP3109C-M.E/EG) (REP3109D-M.EB) TUNER PACK P.C.B. (RAN0002EM) GHIJKLM W402 R467 J186 R468 J184 R449 R450 J183 R466 C460 R460 R459 C461C462 C459 C490C489 C463 R462 R464 R

41、465 R461 R463 C464 D401 C465 C455 C467 C466 R455 R458 C457 C458 C456 C453 R457 R451 C451 R453 C452 R452 C470 R454 R456 C454 C469 R470 R469 IC451 CP101 JK401 85 41 1234567891011 1 2 3 4 5 6 7 8 9 10 11 12 13 21 34 LCH RCH PHONO C902 R922 C930 R901 R919 R1688 Q1682 Q1681 R1696 R1695 R1693 R1681 R1687

42、R1685 R1684R1686 R1690 R1691 R1692 R1689 C1685 R1683 R1682 D902 C905 C978 C971 D970 C909 C911 C914 C913 R1694 C1684 C1683 R1699 Q903 BAND MEMORY S959S956S957S958 C929 C928 C927 C926 C925 C924 C923 C922 C921 R903 R912 R975 112 1324 IC970 C973 C970X970 C974 C975 C977 C976 R976 L971 L970 C903 C972 R924

43、 R923 R972 R973 R971 R974 R961 R918 S960 S955S954 S962 HELP TIMER FM MODEPRESETTUNING UP TUNING R951 R953 R954 R955 R956 R957R958 R960 C908 R993 R994C993 C994 R904 S953S964 R920 R952 SFC MODE FL901 SOUND MODE J101 J102 J103 J105 J106 J107 J108 J109 J111 J112 J113 J114 J117 J301 J302 J303 J304 J305 J

44、306 J307 J308 J309 J310 J311 J312 J313 J314 J315 J316 J317 J318 J319 J320 J321 J322 J323 J324 J325 J332 J333 J334 J335 J336 J337 J338 J367 J368 R928 J369 J370 J110 DOWN C1681 C1682 W908 C918 C919 1 2 3 W906 5 4 3 2 1 CP907 4 3 2 1 VOLUME VR902 A BCOM 123 CF901 8081 IC901 51 50 3130 1 100 2010 FL901

45、13040 E2/E3 R915 C E B C E B C E B ABCDEFG 1 2 3 4 5 6 7 8 9 SWITCH P.C.B. (REP3104E-S) HEADPHONE P.C.B. (REP3104E-S) FRONT SPEAKER A P.C.B. (REP3104E-S) HEADPHONE L R GND 1 3 2 4321 CN907 HP601 C632 C631 1 2 3 4 SPEAKERS FRONT R+ L+ L- R- JK601 CN601 SP-B POWER S950 R950 S961 W906 D943 D942 R943 R9

46、42 STANDBY WAKE J124 J123 1 2 345 S951 SP-A SUB-TRANSFORMER P.C.B. (REP3109C-M.E/EG) (REP3109D-M.EB) TRANSFORMER P.C.B. (REP3109C-M.E/EG) (REP3109D-M.EB) ABCDEFG 1 2 3 4 5 6 7 8 9 C741 D741 D742 D744 D743 J971 FC705FC706 AC IN 230V-240V PRIMARYSECONDARY T701 (POWER TRANSFORMER) CAUTION RISK OF ELECT

47、RIC SHOCK TOUCH THIS P.C.B AC VOLTAGE LINE. PLEASE DO NOT FC708 FC707 F4 250V T6.3A W701 1 2 3 4 5 6 7 8 9 10 11 12 F3 250V T6.3A W702 231 FC710FC709 F5 250V T1.0A J164 J462 J461 Q751 JK791 Z751 J161 D755 J661 CN751 C751 J162 J163 C752 C753 D751 D754D752 D753 R755 Q753 C755 C757 D756 J168 D757 Q754 G S D For E/EG only For EB/GN only 34 1 2 RL751 FC702FC701 1 3 2 L701 E C B 3 2 1 W752_ T751 (POWER TRANSFORMER) C754 Q752 F1 250V T2.5A C E B C E B 50HZ