Denon-AVR1905-avr-sch维修电路原理图.pdf

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1、SCHEMATIC DIAGRAMS (1/13) INPUT/VOLUME UNIT (For ALL MODEL) SCHEMATIC DIAGRAMS (1/13) INPUT / VOLUME BOARD 1234567891011 A B C D E F G H AVR-1905/785 AVC-1590 R795470 4N7(EB)C726 100N(EB) C730 R761SR100 R761SBL100 C3 10N-K 470 R706R 470 R706L 470 R705R 470 R705L 470 R704R 470 R704L 470 R703R 470 R70

2、3L 470 R702R 470 R702L 470 R701R 470 R701L 2M2 R718R 2M2 R717L 2M2 R716L 2M2 R715L 2M2 R714L 2M2 R713L 2M2 R712L 2M2 R711R 2M2 R711L 100 R761ZR10/50 C753ZR KDS160 D752 KDS160 D751 R759ZL 1004.7/50 C750ZL100P-J C795 10/50 C796 200K R756ZL C793 100P-J 10/50 C797 10N-K C756 100 R761ZL C755 10N-K 10/50

3、C751ZL 10N-K C754 4.7/50 C750ZR R762ZL 100K 100K R723R 100 R724R 100K R723L 100 R724L 10/50 C713L 100 R728R 100K R729R 100K R729L 47N-Z C761SWC761FR 47N-Z C761FL 47N-Z ZD701MTZJ7.5A 2SK117Y Q774 R764FR 4K3 R763FL 15K 4K3 R764FL R733 4K7 C723 47/25 ZD702 MTZJ7.5A C72247N C763FR 47N-Z C763FL 47N-Z 10K

4、 R774 R732 220(1) R766SW 100 C765SW 10/50 R766FL 100 R767FR 100K C765FL 10/50 R767FL 100K 100P-JC742 100P-JC741 47/25 C791 C781SW 47N-Z C792 47/25R792 100(1) C781SBL 47N-Z 100 R782SW C781C 47N-Z C781SL 47N-Z C781FR 47N-Z 47N-Z C781FL 100 R782C 100 R782SR 100 R782FL R786SBR 2K2 R786C 2K2 R786SR 2K2 R

5、786SL 2K2 R787SW 100K C2 10N K C1 10N K 470 R708L 470 R708R 470 R707L 470 R707R 2M2 R718L 2M2 R716R 2M2 R717R 2M2 R714R 2M2 R715R 2M2 R712R 2M2 R713R KDS160 D753 10K R755 2SK117Y Q753 2SK117Y Q754 100 R754ZL 100 R757ZL R793470 100 R759ZR R754 2K2 200K R755ZL 10/50 C751ZR R754ZR 100 R794470 10/50 C71

6、3R 100 R728L R763FR 15K 4N7(EB)C725 100N(EB) C727 100N(EB) C728 100N(EB) C729 C763SW 47N-Z R773 2K2 R766FR 100 R771 100(1) 10/50C733 C765FR 10/50 R761C100 R761SL100 R761SBR100 100P-JC743 470R741 470R743 C781SBR 47N-Z C781SR 47N-Z R786SW 620 100 R782SBL 100 R782SBR 100 R782SL 100 R782FR R786SBL 2K2 R

7、786FL 1K3 R786FR 1K3 J702 8K2R765SW6K8R762SW 100P-JC762SW R762FL4K7R765FL15K C764FL33P-JC762FL100P-J J701 100P-JC752ZR 10N-KC757 - 8 76 5 NJM2068(2/2) IC705B C708R 100P-J C707L 100P-J KDS160 D2 KDS160 D1 C706L 100P-J C705L 100P-J C704L 100P-J C703L 100P-J C702L 100P-J C701R 100P-J C701L 100P-J 98765

8、4321 CN703 R75347(1/4) 100P-JC752ZL R760ZL510 10/50 C753ZL 100K R758ZR 100K R758ZL - 4 3 2 1 IC704A NJM2068(1/2) 200K R756ZR 100K R722R 100P-J C794 100K R722L 3K6 R761FR 3K6 R761FL C716R 10/50 10N-K C711R 39K R725R 39K R727R 39K R726R 68N(EB) C714R C715R 68N(EB) 10N-K C711L 39K R725L 39K R727L C715L

9、 68N(EB) R763SW 5K6 - 4 3 21 IC763A NJM2068(2/2) 2SK117Y Q773 1N4148WS D772 C764FR33P-JC762FR100P-J R762FR4K7R765FR15K 10/50 C732 R734 4K7 47/25 C721 47N C724 220(1) R731 KRA102M Q772 C773 1/50 C736 10/50 R783SBL 47K R784SW15K 100P-JC783SW R783SW 47K 4.7/50 C782SW R783C 47K 4.7/50 C782C 10/50 C782SR

10、 R783SL 47K R783FR 47K R783FL 47K 10/50 C782FL 100(1) R791 470 R788SBR 470 R788C 470 R788SR 470 R788SL 470 R788FL RLY701 C708L 100P-J R760ZR510 R762ZR 100K Q751 KRC104M Q752 KRA102M 1/50 C758 C706R 100P-J C707R 100P-J C704R 100P-J C705R 100P-J KDS160 D4 KDS160 D3 C702R 100P-J C703R 100P-J KDS 60 D5

11、KDS160 D6 100 R757ZR - 8 7 6 5 IC704B NJM2068(2/2) 200K R755ZR 3K9 R761SW - 8 7 6 5 IC721B NJM2068(2/2) C716L 10/50 - 4 3 2 1 IC721A NJM2068(1/2) 39K R726L 68N(EB) C714L D771 1N4148WS - 8 76 5 IC761B NJM2068(1/2) 10/50 C731 R767SW 100K 47/25 C771 100(1) R772 C772 47/25 C735 10/50 C734 10/50 470R742

12、R783SBR 47K 4.7/50 C782SBL 4.7/50 C782SBR 10/50 C782SL R783SR 47K 10/50 C782FR 470 R788SBL 1K R788SWC786SW 4.7/50 470 R788FR - 4 3 21 IC705A NJM2068(1/2) 13GND 11 10 8 7 5 4 2 1 VSS 16 STB 18 19 21 22 24 25 27 28 VDD 12 14CLK 6 9 3 17 15 DATA 23 20 26 IC703 TC9273-004 - 4 3 21 IC761A NJM2068(1/2) Q7

13、71 KRC104M 1413121110987654321 CN551 47P-JC764SW 39P-JC783SBR R784SBR12K 39P-JC783SBL R784SBL12K 56P-JC783FL R784FL6K8 19181716151413121110987654321 CN701 987654321 CN704 39P-JC783C - 4 3 2 1 IC783A NJM2068(1/2) NJM2068(1/2) 39P-JC783SR R784SR12K - 8 7 6 5 NJM2068(2/2) IC782B R784SL12K 56P-JC783FR R

14、784FR6K8 KRC104M Q755 - 8 76 5 IC762B NJM2068(2/2) - 4 3 2 1 IC784A NJM2068(1/2) R784C12K - 8 7 6 5 NJM2068(2/2) IC783B 39P-JC783SL - 4 3 2 1 NJM2068(1/2) IC782A - 8 7 6 5 NJM2068(2/2) IC781B 1 IN1 2 AGND1 3 IN2 4 AGND2 5 VEE 6 AGND3 7 VCC 8 CL 9 DA 10 MUTE 11 DGND 12 SEL 13 OUT2 14 OUT1 IC702 BD381

15、2F - 8 76 5 IC763B NJM2068(2/2) - 4 3 21 IC762A NJM2068(2/2) - 8 7 6 5 NJM2068(2/2) IC784B - 4 3 2 1 NJM2068(1/2) IC781A 19181716151413121110987654321 CN702 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 646362616059585756555453525150494847464544434241 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 2

16、5 242322212019181716151413121110987654321 IN21(L) IN22(R) IN12(R) IN11(L) ROUT32(R) ROUT31(L) ROUT22(R) ROUT21(L) ROUT12(R) ROUT11(L) AGND10 GOUT2(R) VIN2(R) AGND9 GOUT1(L) OUT1(L) OUT2(R) VIN1(L) VINSR GOUTSR AGND4 DGND DATA CLOCK MUTE AGND5 VEE AGND6 VCC AGND7 AGND8 BBNF1(L) BBNF2(R) BNF22(R) BNF1

17、2(R) BNF21(L) BNF11(L) TNF1(L) TNF2(R) AGND3 INDSPSR INDSPSL INDSPC INDSPSW AGND1 GOUTSW VINSW AGND2 GOUTC VINC OUTSW OUTC OUTSL OUTSR VINSL GOUTSL IN2MIX(R) IN2DSP(R) IN1MIX(L) IN1DSP(L) OUT1(L)- OUT2(R)- OUT1(L)+ OUT2(R)+ INDVDSW INDVDC INDVDSL IN81(FL) IN72(R) IN71(L) IN62(R) IN61(L) IN52(R) IN51

18、(L) IN42(R) IN41(L) IN32(R) IN31(L) IN82(FR) INDVDSR IC701 BD3811K1 E2, GND ZONE_R GND GND GND 6CH_SR 6CH_C GND 6CH_FR GND GND GND GND SW_SUM SW_GND L TC9273_STB TUNER_L D/A_OUT_FR D/A_OUT_C D/A_OUT_SR D/A_OUT_SBL 3811K1_MUTE R L L RLY701 FR GND GND FR FL GND SBR R R L R L R L R L R L R R_NO AUX CD

19、E3 ZONE_L V.AUX_L GND V.AUX_R GND 6CH_SL GND 6CH_SW GND 6CH_FL GND GND GND GND GND GND +15V -15V SW_OUT SW C SL FL C GND SL SR GND SBL L R TC9273_DATA RLY_MULTI VCR_MUTE TUNER_R A/D_IN_L D/A_OUT_SW D/A_OUT_SL D/A_OUT_SBR 3811K1_CLK 3811K1_DATA SR GND GND TO CNT BOARD CDR/TAPE IN IC704,IC705 J701,J70

20、2 CDR/TAPE OUT VCR OUT *. C701L/R - C708L/R : E1, E2, C, H, T ONLY GND GND FROM CPU BOARD INPUT/VOLUME BOARD TO CPU BOARD SBR SBL VCR IN TV/DBS DVD/VDP TC9273_CLK A/D_IN_R D/A_OUT_FL FROM CPU BOARD RadioFans.CN 收音机爱 好者资料库 SCHEMATIC DIAGRAMS (2/13) DSP UNIT -1 (For ALL MODEL) SCHEMATIC DIAGRAMS (2/13

21、) 1234567891011 A B C D E F G H AVR-1905/785 AVC-1590 DSP 41 DSP 43 DSP 49 GNDGND GND +3.3V +3 3V +3 3V +1 2V 10/50 C908 +5VA +5VA +3 3V +5VD+5VD IC818(573) 12 DSP 51 IC818(573) 14 DSP 52 DSP 49 IC818(573) 16 DSP 39IC818(573) 18 DSP_33 DSP 24IC819(573) 14 DSP 29 DSP 26 DSP_29 DSP 43 IC819(573) 16 DS

22、P_30 DSP_41 IC818(573) 19 DSP_33 IC818(573)_19 DSP_39 DSP 51 DSP 49 DSP 17DSP 34 DSP_25DSP 30 DSP 35 DSP 43 DSP 41 GND GND 1000P-K C837 R873100 R87568 SBL/SBR_OUT +3 3V 10N-K C894 +5VA IC819(573) 17 IC819(573) 19 IC818(573) 14 IC818(573) 16 IC818(573) 17 IC818(573) 12 IC818(573) 14 IC818(573) 15 IC8

23、18(573) 17 IC818(573) 19 R901 10K C909 100N-K +15VA +3.3V +3.3V ROM_9 +3.3V +3.3V R824 47 GNDGND +3.3V GND +15VA TDI_DSP137 TCK_DSP139 TMS_DSP140 EMU DSP135 MUTE +5VD -15VA FR C AD_IN_L- AD_IN_R+ SR SB_R KDS160 D801 R804 OPEN C830 470/10 R805 100 C803 22P-J C814 47/16 47/16 C820 C809 100N-K -15VA 10

24、0N-K C906 C813 10N-K GND +3.3V R818 10K GND R850 10K DSP 35 +5VD DSP 46 DSP 42 GND DSP 50 ROM_16 ROM_10 ALE_DSP40 R817 100 +3 3V C844 100N-K R810 10K 10/50 C817 GND +5VD 22N-Z C858 R808 220 GND C861 24P-J C862 24P-J R839 100 R840 100 R841 100 R831 BEAD R833 BEAD R825 47 +3.3V R994 100 C834 15N-K BEA

25、D R832 R995 4K7 +3 3V +3.3V +3 3V GND 100N-K C849 100N-K C856 R829 47 R834 47 GND GND +5VD C902 470/10 R830 47 -15VA 10/50 C899 +1.2V +5VD BEAD CB803 BEAD TRST_DSP138 TDO_DSP136 GND +15VA GND GND +15VA FL SW AD_IN_L+ AD_IN_R- SL SB_L +5VA BEAD CB808 BEAD R801 OPEN R803 OPEN R802 4K7 C802 22P-J 47/16

26、 C808 C804 22P-J 47/16 C810 100N-K C816 +3 3V 0.1/50 C812 +15VA -15VA DSP 52 DSP 50 DSP_46 IC818(573) 13 IC818(573) 15 IC818(573) 17 IC819(573) 19 DSP_17 DSP_24 C867 10N-K DSP 30 DSP 34 DSP 35 DSP 17 DSP 25 IC819(573) 15 DSP_25 DSP_26 C891 10N-K DSP 42 IC818(573)_18 IC819(573) 17 DSP_34 R868 100 DSP

27、 51 DSP 39 DSP 52 DSP 50 47R838 DSP_24 DSP 26DSP 29 DSP 33 DSP 46 DSP 42 100N-K C857 XTAL1 12.288MHz FLAG2 FLAG3 R826 47 +5VD 100N-K C848 10 R811 R849 1M XTAL2 18.750MHz R823 47 C868 10N-K 100N-K C851 C832 100N-K +1 2V R897 68 C850 100N-K R870 100 C871 100N-K +3 3V C853 100N-K R872100 100R871 R896 0

28、 R820 BEAD +3 3V R87468 R8780 R835 47 C854 100N-K D803 KDS160 R894 0 BEAD CB805 BEAD 1000P-K C836 FL/FR_OUT C/SW OUT SL/SR_OUT C912 10N K C911 100N-K C910 10/50 R807 100 470/10 C821 100N-K C831 R996 0 R997 0 R998 0 0 R816 C805 22P-J R806 75 IC819(573) 18 IC818(573) 12 IC819(573)_18 IC818(573) 13 IC8

29、18(573) 15 IC818(573) 13 IC819(573) 19 IC818(573) 16 IC818(573) 18 10K R814 R815 10K R898 10K +15VA +5VD 89057 EMPHA 89057 INT +5VD R866100 R864100 ROM_17_RAM_41 ROM_1_RAM_39 R859100 ROM_2_RAM_38 R857100 ROM_4_RAM_29 R855100 ROM_6_RAM_27 R853100 ROM_8_RAM_20 +15VA SEL CLK DSP_42 DSP_46 DSP_50 DSP_52

30、 DSP_17 DSP_25 DSP_29 DSP_33 FLAG1 +15VA R8840 R8860 0R893 R8950 +1.2V GND C904 10/50 C903 100N-K C915 100N-K 100N-K C801 C806 100N-K C818 1/50 BEAD BEAD CB802 C907 100/10 -15VA 4 7UH L803 4.7UH L801 4.7UH L802 4.7UH L804 C819 470/10 +3.3V +3.3V 10K R851 12457810 11639 CN803 +5VD R869 100 R902 100 R

31、867100 R862100 R865100 R860100 R863100 R861100 ROM_48_RAM_40 R858100 ROM_3_RAM_30 R852100 R854100 R856100 ROM_18_RAM_19 ROM_7_RAM_26 ROM_5_RAM_28 -15VA ERR MUTE C889 10N-K +5VD 100N-K C859 C866 10N-K 10K R813 C864 100N-K DSP_41 100N-K C865 ALE_DSP40 DSP_51 DSP_49 DSP_43 DSP_24 DSP_26 DSP_34 DSP_30 1

32、00N-K C860 BEAD BEAD CB806 FLAG0 C842 22P-J 22P-J C847 C841 100N-K 100N-K C839 100N-K C838 -15VA +3.3V +3.3V C920 OPEN R8810 R8820 R8830 R88068 R8790 R8850 C913 10N-K +3.3V C901 100N-K GND 100N-K C898 100N-K C905 C900 10/50 C897 100N-K OUTIN GND NJM7805 IC822 GND INOUT 1.2V IC824 +3.3V 100N-K C916 G

33、ND 5V IC803 GND 5V IC802 L805 2.2UH 100N-K C807 C811 22P-J 5V GND IC826 BEAD CB801 BEAD 100/10 C815 12 2 2G 3 35 576768 81010 1916113 GND 11 VCC 9 9 1G 2018171512 IC812 74HCT244 31 2 29 4 27 6 25 8 23 10 21 12 19 14 17 16 322830 135 26242022 791113 18 15 IC827 IDT71V124 A0 A1 A2 A3 CE I/O0 I/O1 VCC

34、VSS I/O2 I/O3 WE A A5 A6 A7A8 A9 A10 A11 A12 I O I O5 VCC VSS I O6 I O7 OE A13 A1 A15 A16 C870 100N-K 11312111098 VCC GND 76532765321 IC814 74HC00 33343536 1234 37 38 39 40 41 42 43 44 45 46 47 48 56789 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 2526272829303132 IC807 LC89057 RX0 RX1 RX2 RX3 DGND

35、DVDD RX RX5/VI RX6/UI DVDD DGND RMCK RBCK DGND DVDD RLRCK RDATA DO DI CE CL XMODE DGND DVDD TMCK/PIO0 TBCK/P O1 TLRCK/PIO3 RXOUT AGND AVDD LPF TXO/PIOEN TDATA/PIO3 DGND SBCK SLRCK SDIN DVDD XOUT XMCK XIN DVDD DGND AUDIO/VO CKST RERR INT EMPHA/UO 100N-K C843 C845 100N-K R81210K R809 1M C890 10N-K 113

36、12111098 VCC GND 76532765321 IC815 74HC00 C846 100N-K BEAD BEAD CB810 100N-K C840 C833 15N-K C863 10N-K C855 100N-K R8870 R8880 R87668 R87768 C872 100N-K 5325321 D D R Q Q R C R C R C K C K 131121110 VCC 98 7 76 6 GND Q Q IC825 74LCX74 C914 100N-K R837 470 R828 47 R836 47 100N-K C835 BEAD CB804 BEAD

37、 1/50 C893 C892 10/50 CN804 R999 0 JACK801 17 1614 1311 10875421151812963 CN801 GND 5V IC801 161315312 810126745 14 911 SN74LVC139A IC820 2Y1 2Y2 2Y0 2Y1 2Y2 2Y3 1Y3 1Y2 1Y1 1Y0 1Y2 1Y1 1G 2G GND VCC VCC 2G GND 1G 2019181716151131211 1098765321098765321 74LCX244 IC811 R899 10K R900 10K VCC 2G GND 1G

38、 2019181716151131211 1098765321098765321 IC80974LCX244 100N-K C852 2 8 5 74 11 9 14 15 3 16 61013 112 74LVX157MTC IC816 1in2 1in0 2in0 2in1 3in0 3in1 in0 in1 GND VCC 1Y 2Y 3Y Y E S 89057_SDIN SHARC_RESET SHARC_CS SHARC_SCLK 89057_CE 89057_1837_SCLK AD1837_CE SHARC_SDIN SHARC_SDOUT 89057_RESET 89057_

39、1837_SDOUT AD1837_RST R827 47 R889240 R891100 R892180 R890180 GND INOUT 3.3V IC823 VCC 2G GND 1G 2019181716151131211 1098765321098765321 74LCX244 IC810 12345678 3738394041424344343536282930313233 9 10 11 12 13 14 15 16 17 18 19 20 21 22 2324252627 AS7C34096 IC806 NC NC NC A18 A17 A16 A15 OE I O7 VCC

40、 VSS I O5 I O A1 A13 A12 A11 A10 NC NC NC NC NC A0 A1 A2 A3 A CE I/O0 I/O1 VCC VSS I/O2 I/O3 WE A5 A6 A7 A8 A9 NC NC I O6 123456789 10 11 12 13 14 15 444546474835363738394041424334 16 17 18 19 20 21 22 23 24 262728293031323325 IC805 LH28F800BJE-PBTL90 DQ10 DQ11 DQ12 DQ13 DQ1 DQ6 DQ5 DQ VCC DQ3 DQ2 D

41、Q9 DQ1 DQ8 DQ0 VSS A0A1 A2 A3 A A5 A6 A7 A17 A18 RB NC NC RP NC NC A8 A9 A10 A11 A12 A13 A1 A15 DQ7 VSS BYTE A16 DQ15A-1 OE CE WE 13579 2018161412 246810 1719111315 74LCX573APW IC818 OE 1D 2D 3D D 5D 6D 7D 8D GND LE 8Q 7Q 6Q 5Q Q 3Q 2Q 1Q VCC 13579 2018161412 246810 1719111315 OE 1D 2D 3D D 5D 6D 7D

42、 8D GND LE 8Q 7Q 6Q 5Q Q 3Q 2Q 1Q VCC 74LCX573APW IC819 5325321 D D R Q Q R C R C R C K C K 131121110 VCC 98 7 76 6 GND Q Q IC821 74LCX74 22 21 20 19 18 17 16 15 1 22 21 20 19 18 17 16 15 1 23 2 25 26 OUTL2 OUTL3 1110987651110987651213 PD/RST AGND NC OUTL1 NC OUTR1 AGND AVDD NC NC OUTR2 32321 51 52

43、DVDD CLATCH CIN CCLK DGND 39 38 39 38 37 3 3 2 1 0 2 1 0 5 6 7 8 9 50 DLRCLK DBCLK DVDD DGND DSDATA1 DSDATA2 DSDATA3 DSDATA4 ABCLK ALRCLK MCLK ODVDD ASDATA COUT 3332313332313029282730292827 36 35 3 AGND FILTD FILTR AVDD ADCLN ADCLP ADCRN ADCRP AGND NC NC OUTR3 AGND AVDD NC OUTL4 NC OUTR4 AGND M/S AD

44、1837 IC808 1 1 3 1 2 1 1 1 0 139 138 135 136 137 122 123 12 125 126 127 128 129 130 131 132 133 3 109 110 111 112 113 11 115 116 117 118 119 120 121 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 37 38 39 40 41 42 43 44 45 46 101 10099 98 97 96 9510210310105106107108 9

45、4 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76737475 123456789 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 IC804 SHARC EX GND VDDINT VDDINT CLKCFG1 BOOTCFG0 BOOTCFG1 GND VDDEXT GND VDDINT GND VDDINT GND GND FLAG0 FLAG1 AD7 GND GND VDDEXT GND VDDINT AD6 A

46、D5 AD VDDINT GND AD3 AD2 VDDEXT GND AD1 AD0 VDDINT VDDINT GND ALE AD15 AD1 AD13 GND VDDEXT AD12 VDDINT GND AD11 AD10 AD9 AD8 DAI_P1(SD0A) VDDINT DAI_P2(SD0B) DAI_P3(SCLK0) GND VDDEXT VDDINT GND DAI_P (SFS0) DAI_P5(SD1A) DAI_P6(SD1B) DAI_P7(SCLK1) VDDINT GND VDDINT GND WR RD DAI_P10(SD2B) GND VDDINT

47、GND VDDEXT DAI_P11(SD3A) DAI_P12(SD3B) DAI_P8(SFS1) DAI_P9(SD2A) VDDINT DAI_P13(SCLK23) DAI_P1 (SFS23) DAI_P15(SD A) VDDINT GND GND DAI_P16(SD B) DAI_P17(SD5A) DAI_P18(SD5B) DAI_P19(SCLK 5) VDDINT GND GND VDDEXT DAI_P20(SFS 5) GND VDDINT FLAG2 FLAG3 VDDINT GND VDDINT GND VDDINT GND VDDINT GND VDDINT

48、 VDDINT GND VDDINT GND VDDINT GND VDDINT GND VDDEXT GND VDDINT GND VDDINT RESET GND VDDINT SPICLK MISO MISI GND VDDINT VDDEXT AVDD AVSS GND CLKOUT EMU TDO TDI TRST TCK TMS GND CLK N XTAL VDDEXT CLKCFG0 SPICS VDDINT IN IN 78 GND 12 8 6 2 IN 3467B 10 14 4 89057_EMPHA BSE SEL_CLK ERR_MUTE FLAG2 FLAG1 F

49、RONT_OPT_IN COAX1 OPT2 OPT1 OPT 89057_SDIN EPROM_RESET SHARC_RESET SHARC_CS SHARC_SCLK 89057_CE AD1837_CE DSP_GNDDSP_GND DSP_GND -15V +15V 6 1258 TP 11 7 5 1 IN OUT OPT3 SHARC_SDIN SHARC_SDOUT 89057_RESET AD1837_RESET DSP_+5V A 9 13 3 AVR2105 89057_INT FLAG3 FLAG0 AVR1505,1705,1905 FROM CPU UNIT 89057_1837_SCLK OUT 89057_1837_SDOUT FROM CPU UNIT JTAG CONTROL JACK AVR2405,1805 ONLY RadioFans.CN 收音机爱 好者资料库 SCHEMATIC DIAGRAMS (3/13) DSP UNIT -2 (For ALL MODEL) SCHEMATIC DIAGRAMS (3/13) 1234567891011 A B C D E F G H AVR-1905/785 AVC-1590 FR SW SR C FL SL R864SW 100K R864FR 100K MUTE