Technics-SAEH-570-Schematics电路原理图.pdf
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1、BMAIN P.C.B. AOPERATION P.C.B. W902B 14 . . . 2 15 . . . . 1 W901B 14 . . . 2 15 . . . . 1 W902A 1 . . . . . . 15 2 . . . . . 14 1. . . . . . . .10 CN781 2 . . . . . 14 1 . . . . . . 15 W901A 2 . . . . . . . . 20 1 . . . . . . . . 19 W501 To SOUND PROCESSOR 1 . . 4W722A 1. . . . . . . .10W721A 8. .
2、. . 1 CP602 SPEAKERS CPOWER SUPPLY P.C.B. W701B 1. . . . . . . .10 T702 (Power transformer) DAC IN P.C.B. W1 W2/W3 1. . . . 8 CN602 AC IN E POWER TRANSFORMER (A) P.C.B. 1 . . 4W722B 1. . . . . . . .10 T701 (Power transformer) W721B W3W2 W1 For E,EG,EP areas. For EB area.F POWER TRANSFORMER (B) P.C.B
3、. 1. . . . . 11 CP101 Z120 TUNER UNIT BROWN BLUE ABCDEF 1 2 3 4 5 6 7 8 OPERATION P.C.B. A VR901 (VOLUME) C902 C928 C922 C920 R929 R988 R991 R934 R937 R930 R931 R918 R957 R919 R932 R956 R987 C915 D906 J J J J J J J J J J J J J J J J J J R995 R912 W902B 15 13 11 9 7 5 3 1 14 12 10 8 6 4 2 S913 D951 W
4、901B 15 13 11 9 7 5 3 1 14 12 10 8 6 4 2 D902 D901 J R926 R993 R958 R969 R959 R997 R996R990 R936 R935 R999 R954 C921 C903 D973 R939 R960 R986 J J J J J J C926 C905 D933 D905 J L901 L902 J J C901 FL901 1 2 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 3
5、8 39 40 41 42 43 44 45 46 47 48 49 50 53 54 L153 J J J R155 1 5 10 15 20 25 30 35 40 45 50 55 60 31 51 65 75 70 80 81 85 90 95 100 IC901 R953 R951 R943 R961 R924 R925 R922 R921 J J J R952 R976 R928 R950 R945 R962 R949 C912 C908 C907 C925 C909 C904 C911 C910 D907 J J J J J 3 2 1 X901 J J X902 C914 C9
6、16 C918 B C E Q901 R151 R152 R153 R154 L152 R158 C152 C153 C154 L151 J C919 C151 C927 Z901 (SENSOR) D151 C160 C155 C156 X151 IC151 158 9101615 C157 C159R944 R946 C924 C917 D974 C158 S901 ( / ) D306 ( ) R901 J S904 ( PLAY/ REC) R904 R157 R903 R902 S902 (CLOCK/ TIMER) C923 JK903 (PHONES) 2 1 4 3 5 6 7
7、 W905 C395 C396 J R906 R905 S907 (SET) S906 (TUNING MODE) S905 (FM AUTO/ MONO) S903 (DEMO) J J J J J R910 R909 R907 S908 (INPUT SELECTOR) S910 (TUNING ) D904 R911 R994 S912 (TUNER/ BAND) J S911 (TUNING ) R914 R915 R916 R913 J S915 (RDS DISP MODE PTY) S914 (RDS DISP MODE PS) J DIGITAL S.WOOFER D954 (
8、 PLAY/ REC) 3 2 1 1 2 3 REP3115D-M . E,EG,EP REP3115E-M . EB POWER SUPPLY P.C.B. C B C E Q701 B C E Q702 B C E Q711 B C E Q725 E C B Q705 R725 R723 C719 C717 C710 C720 W701B D723 C718 C722 C734 R720 R724 R768 R749 R765 D758 D739 D738 J D730 J 10 9 8 7 6 5 4 3 2 1 REP3115D-M . E,EG,EP REP3115E-M . EB
9、 ABCDEF 1 2 3 4 5 6 7 8 MAIN P.C.B. B 10 9 8 7 6 5 4 3 2 1 D607 R635 R719 J J W902A J J J J J J J 15 13 11 9 7 5 3 1 14 12 10 8 6 4 2 C664 C725 J J J J J J J J J J J J J J J J R230 C740 C733 C735 R764 R763 D737 B C E Q723 W901A W501 20 18 16 14 12 10 8 6 4 2 19 17 15 13 11 9 7 5 3 1 15 13 11 9 7 5 3
10、 1 14 12 10 8 6 4 2 R694 R696 R695 J J J J J J D657 D659 C705 D611 B C E Q612 J J J J J J J J J J J J C737 C706 R707 R776 R738 R739 R708 E C B Q708 E C B Q709 E C B Q707 D721 C707 C708 C509 C510 C714 C731 C741 D720 D719 D718 D705 D717 C715 C602 C656 C655 C554 C622 C551 C553 E C B Q609 E C B Q610 E C
11、 B Q554 E C B Q607 E C B Q608 E C B Q606 E C B Q555 B C E Q602 B C E Q551 B C EQ503 B C E Q601 J J J 1234567891011 CP101 E602 R605 R606 R617 R618 R684 R604R603 R686 R685 R601 R602 J J J J J J J J J J J J J J J J J R693 R692 R564 R229 R628 R688 R687 R512 R511 R509 R727 R510 R563 R558 R607 R608 R553 R
12、598 R597 R570 R561 R591 R559 R557 D555 D552 D757 D658 D551 D756 C550 C647 J J J J J J E C B Q710 C721 R572 R544 R610 R624 R638 J J C604 C608 C603 C607 C649 C650 C612 R627 C613 R555 C614 C723 C552 C648 C619 C611 C724 R621 R552 R551 R609 R637 R769 R721 R722 R648 R647 R767 R622 R556 R623 R554 R548 R797
13、 R729 J J C616 C617 C618 J D558 J J D725 IC601 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 J J J J J J J J J J J J J J J J J J J J J J J J J JJ J J J W721A W722A 10 9 8 7 6 5 4 3 2 1 4 3 2 1 J J J C709 C761 D755 D754 D761 D753 D702 D704 D752 D701 D751 D703 D601 D602 C704C701
14、 C703C702 J J J J J J J J J J J J J J J J E601 L602 L601 L605 L606 C639 C637 C635 C636C632 JK601 JK602 1 2 3 4 CP602 5 6 7 8 J J J C626 C620 C630 C621 C631 C642 R651 R642 R652 R650 R649 R639 R641 R640 C627 C629 C628 C732 C641 C640 To SOUND PROCESSOR LF (8 ) HF (6 ) LF (8 ) HF (6 ) CN781 N Rch Lch SP
15、EAKERS R672 R671 R675 R673 R674 C673 B C E Q671 B C E Q672 B C E Q673 D673D671 D672 C672 C671 REP3115D-M . E,EG,EP REP3115E-M . EB ABCDEF 1 2 3 4 5 6 7 8 JK701 L701 FC1FC2 F1 T2A Z701 C791 RL702 1 2 43 1 2 3 4 CN601 5 6 7 8 9 10 11 12 1 2 3 4 CN602 5 6 7 8 T702(Power transformer) R794 R773 R774 R795
16、 R771 R772 R712 E C B Q791 E C B Q726 D500 D711 D746 D740 J J C754 C758 D745 C759 R777 D742 D743 D741 D744 J J J J J J J C755 C753 C634 W1 W2/W3 D747 AC IN P.C.B. D AC IN 230V 50Hz . E,EG,EP 230-240V 50Hz . EB REP3116D-S . E,EG,EP REP3116E-S . EB POWER TRANSFORMER (A) P.C.B. E W722BW721B 1 2 3 4 5 6
17、 7 8 9 10 1 2 3 4 R793 CN710 CN709 CN708 CN707 CN706 CN705 CN704 CN703 CN702 CN701 R792 R791 J POWER TRANSFORMER (B) P.C.B. F CN711 CN713 CN712 W1 W2 W3 J J J J J J T701(Power transformer) REP3116D-S . E,EG,EP REP3116E-S . EB REP3115D-M . E,EG,EP REP3115E-M . EB S904 (PLAY/ REC) SCHEMATIC DIAGRAM-1
18、FL901 (A2BB00000084) 1 7 5 4 6 3 2 T S S908 (INPUT SELECTOR) S907 (SET) S906 (TUNING MODE) S905 (FM AUTO/MONO) JK903 3.5mm PHONES R997 150 R996 150 D973 MA4030MTA C921 1000P C922 35V33 C920 50V4.7 R922 10K R921 10K R944 2.2K R912 4.7K R911 3.3K R910 2.2K R909 1.8K R916 1.5K R915 1.2K R914 1K R913 82
19、0 R907 3.3K R906 2.2K R905 1.8K R904 1.5K R903 1.2K R902 1K R901 820 FL DISPLAY 16810 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 5053 542579 W905 S901 ( / ) C928 50V4.7 NOTE: The number which noted at the connectors on the sch
20、ematic diagram as SCHEMATIC DIAGRAM-1 or SCHEMATIC DIAGRAM-2 indicates the schematic diagram serial number located on the left corner in the schematic diagram. AOPERATION CIRCUIT C919 50V4.7 C927 50V4.7 C396 0.047 C923 0.1 C395 0.047 D974 MA165TA C907 470P C924 0.1 C904 0.01 R924 1K C908 470P R925 1
21、K S914 (PS) S915 (PTY) S910 (TUNING,) S911 (TUNING,) S912 (TUNER/ BAND) S913 (DIGITAL S.WOOFER) (RDS DISP MODE) A B C D E F G HIJKL M N O P Q R S T U X W V ABCDEFGHIJKLMNOPQRSTUVWXYZ S902 (CLOCK/ TIMER) S903 (-DEMO) :AUDIO SIGNAL LINE SCHEMATIC DIAGRAM-2 IC901 C2BBFD000297 SYSTEM CONTROL/ FL DRIVE C
22、 B A Q901 UN4212TA RESET R936 100 R919 15K R991 47K R91810K R92847K L9021H D901 1SS291TA L901 10H R951 330K R952 10M A B C D E F G H I J K L M N O P Q R S T U V W X Y Z R993 100K D933 MA165TA R990 100K C916 6.3V100 D951 LNJ301MPUJAD (DIGITAL S.WOOFER) R995 220 D954 SELS5923C (PLAY/ REC) R986 1.5K D3
23、06 SELS5223C () R939 1.5K C905 1000P C901 6.3V100 R935100 R934100 R9881K R93710K R9871K R926 2.2K C912 0.1 R954 100K C926 1000P R9601.5K R9581K R999 100K R95947 R969 2.7K D902 1SS291TA C903 0.01 C902 10V1000 X902 (32.7kHz) C911 18P C910 20P X901 (6MHz) 1 3 2 D9051SS291TA EFIKLNOQ R929 1K R9301K R932
24、1K R9311K R976 100K R956 1K R957 1K C915 0.01 C925 1000P R953100 A B C D H J C914 50V2.2 D904 MA165TA A B C D E A B C D E F G HIJKL M N O P Q R S TU V W X 1 11 21 2 12 22 3 13 23 4 14 24 5 15 25 6 16 26 7 17 27 8 18 28 9 19 29 10 20 30 3132333435363738394041424344454647484950 51 52 53 54 55 56 57 58
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