Marantz-AV8802-pre-sm 电路图 维修手册.pdf
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1、START:|g1cz3Z09ximWbk6cjE4rRA=|Ygghtt7fGZdcfV1GRtLCE4wAJeTkgIvHcB/UT5DuF0U=|A+awjp6WQvAKkkwbcsAfNg=|:END AV Pre Tuner AV8802 /U1B/N1B/FB AV8802A /U1B/N1B/K1B/FB AV8802 / AV8802A Ver. 3 S0995V03DM/DG1502 Copyright 2015 D must connect recommended filter 44VCOMONoADC common voltage output; must connect
2、 external decoupling capacitor 45AGNDADGround, for ADC analog 46VCCADPower supply, 5.0 V (typ.), for ADC analog 47VINLINoADC analog voltage input, left channel 48VINRINoADC analog voltage input, right channel (1) Schmitt trigger input (2) Schmitt trigger input (3) Open-drain configuration in I2C mod
3、e (4) Onboard pull-down resistor (50 k, typical) (5) CMOS Schmitt trigger input PCM9211 BLOCK DIAGRAM Clock/Data Recovery MPIO_A SELECTOR MPIO_C SELECTOR MPIO _B SELECTOR ADC Com. Supply MPO0/1 SELECTOR MPO0 MPO1 MAIN OUTPUT SCKO BCK LRCK DOUT PORT RXIN8 RXIN9 RXIN10 RXIN11 DITOUT AUTO DIR ADC AUXIN
4、0 AUXIN1 AUXIN2 AUTO DIR ADC AUXIN0 AUXIN1 AUXIN2 AUTO DIR ADC AUXIN0 AUXIN1 DIT Lock:DIR Unlock:ADC AUXIN2 AUXOUT OSC Divider XMCKO Divider XMCKO DITOUT RECOUT0 RECOUT1 AUXIN0 AUXIN1 ADC Standalone ADC Mode Control Function Control REGISTER POWER SUPPLY MC /SCL MDI/SDA MDO /ADR0 MS/ADR1 FILT PLL DI
5、R Lock Detection ERROR/INT0 NPCM/INT1 ADC Clock (SCK/BCK/LRCK) (To MPIO _A This is not a final specification. Some parametric limits are subject to change. 2 / 18 CONFIDENTIAL R2A15220FP-87D BLOCK DIAGRAM AND PIN CONFIGURATION (TOP VIEW) AGND SWC SLC INLB/RECL2 INRB/RECR2 INR11/RECR5 INL10/RECL4 REC
6、R3 INL11/RECL5 FLIN1 RECL3 CIN1 FRIN1 SLIN1 SWIN1 AVEE MUTE FLIN2 FRIN2 SLIN2 SRIN2 CIN2 SWIN2 SBLIN2 SBRIN2 AVCC TREL BASSL1 BASSL2 FLOUT FLC FROUT AGND FRC ADCR SBLIN1 SRIN1 SBRIN1 SBL OUT ADCL SBR OUT SLOUT SBRC SROUT SWOUT SRC COUTINL5 INL1 INR1 INL2 INR2 INL3 INR3 INL4 INR4 INR5 INL6 INR6 INL7
7、INR7 INL8 INR8 INLA/RECL1 INRA/RECR1 INL9 INR9 SUBR1 SUBL1 INR10/RECR4 DATA CLOCK BASSR1 BASSR2 AGND AGND SBRCIN SBLCIN AGND SBLC FR Pre-OUT FL Pre-OUT SBR Pre-OUT TRER SUBR2 SUBL2 SRCIN SLCIN SR Pre-OUT SL Pre-OUT SBL Pre-OUT INR12 INL12 INR13 INL13 INR14 INL14 CC AGND DGND REC ATT 0/-6/-12/-18dB B
8、ass/ Treble -14+14dB (2dB step) +42-95dB, -(0.5dBstep) +42-95dB, -(0.5dBstep) +42-95dB, -(0.5dBstep) +42-95dB, -(0.5dBstep) +42-95dB, -(0.5dBstep) +42-95dB, -(0.5dBstep) Tone +420dB (0.5dBstep) Tone Bass/ Treble -14+14dB (2dB step) 0-95dB, - (0.5dBstep) +420dB (0.5dBstep) 0-95dB, - (0.5dBstep) MCU I
9、/F AVEE AVCC Bypass Tone Tone+MIX Bypass Tone Tone+MIX MAIN SUB MAIN SUB 81828384858687888990919293949596979899100 1 2 3 4 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 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50494847464544
10、43424140393837363534333231 MAIN SUB1 SUB2 196 R2A15220FP Pin Function 8-CHANNEL ELECTRONIC VOLUME With 14-Input selector And Tone control R2A15220FPR2A15220FP PRELIMINARY Notice ; This is not a final specification. Some parametric limits are subject to change. 3 / 18 CONFIDENTIAL R2A15220FP-87D PIN
11、DESCRIPTION PIN No. Name Function 49DATA Input pin of control data 50CLOCKInput pin of control clock Output pin of FL/FR/C/SW/SL/SR/SBL/SBR channel FRIN2, FLIN2, SRN2,SLIN2, SWIN2,CIN2, SBRIN2,SBLIN2 43,42, 41,40, 39,38, 37,36 Multi Input pin of L/R/C/SW/SL/SR/SBL/SBR channel (Multi IN 1/2) Output p
12、in for L/R channel REC Output Frequency characteristic setting pin of L/R channel tone control (Treble) 27,30 TREL, TRER 25,26, 28,29 22,20, 16,14, 10, 8, 2, 100 FROUT,FLOUT, COUT,SWOUT, SROUT, SLOUT, SBROUT,SBLOUT BASSL1,BASSL2 BASSR1,BASSR2 FLIN1, FRIN1, CIN1,SWIN1, SLIN1,SRIN1, SBLIN1,SBRIN1 90,9
13、1, 92,93, 94,95, 96,97 Frequency characteristic setting pin of L/R channel tone control (Bass) 24,18, 17,13, 12, 6, 4, 98 FRC,FLC, CC,SWC, SRC,SLC, SBRC,SBLC Connects capacitor for reducing click noise of L/R/C/SW/SL/SR/SBL/SBR channel volume INL1,INL2, INL3,INL4, INL5,INL6,INL7,INL8, INL9,INL12,INL
14、13,INL14 Input pin of L/R channel (Input Selector) 57,59,61,63, 65,67,69,71, 75,83,85,87 INR1,INR2, INR3,INR4, INR5,INR6,INR7,INR8, INR9,INR12,INR13,INR14 56,58,60,62, 64,6668,70, 74,82,84,86 53,54ADCL, ADCROutput pin for L/R channel ADC 88,89 1,5,9,15, 21,55,98 AGND Analog ground of internal circui
15、t 31AVCCPositive power supply to internal circuit 48DGNDDigital ground of internal circuit 52AVEENegative power supply to internal circuit 46,47 33,32 SUBL1,SUBR1 SUBL2,SUBR2 Output pin for L/R channel SUB1/SUB2 Output RECR3,RECL3 51 MUTEOutside Mute Control PIN 72,73, 76,77, 78,79 80,81 INRA/RECR1,
16、INLA/RECL1, INRB/RECR2,INLB/RECL2, INR10/RECR4,INL10/RECL4, INR11/RECR5,INL11/RECL5 Input pin of L/R channel (Input Selector)/ Output pin for L/R channel REC Output 44,45 34,35 SBRCIN,SBLCIN SRCIN,SLCIN 3rdMulti Input pin for SBL/SBR/SL/SR channel Volume that is able to swap SBR/SBL with SR/SL FR Pr
17、e-out,FL Pre-out, SR Pre-out, SL Pre-out, SBR Pre-out,SBL Pre-out Pre-output pin of FL/FR/SL/SR/SBL/SBR channel 23,19, 11, 7, 3, 99 197 NJW1194A (INPUT : U3203, U3204) NJW1194 2-CHANNEL ELECTRONIC VOLUME WITH INPUT SELECTOR AND TONE CONTROL I I I I GENERAL DESCRIPTION I I I IPACKAGE OUTLINE I I I I
18、FEATURES G G G G G G G G G G G I I I I BLOCK DIAGRAM NJW1194V 198 2. FL DISPLAY FLD(17-BT-40GINK) (SPK/SMPS : Z1003) PIN CONNECTION GRID ASSIGNMENT Y2q 199 FLD (GP1261AI) (FRONT : Z1002) PIN CONNECTION PATTERN DETAIL 200 ANODE CONNECTION 201 FRONT FRONT PCB ASSY Parts indicated by nspon this table c
19、annot be supplied. The parts listed below are only for maintenance. Therefore they might differ from the parts used in the unit in appearances or dimensions NOTE:The symbols in the column Remarks indicate the following destinations. U : North America model N : Europe model K : China model F : Japan
20、model B : Black model SG : Silver Gold model REF No.Part No.Part NameRemarksQtyNewVer SEMICONDUCTORS GROUP D100126301020310ASWEJ3290W-R2H0-BA(GREEN/RED LED)26301020310AS1* D1002,100320305002730AS1N4003(HOMI)20305002730AS2 D100400D2760798948UDZS8.2B-TE1700D27607989481 D101600D2760848908UDZS22B-TE1700
21、D27608489081 D101700D2760798935UDZS20B-TE1700D27607989351 D102600D2760683930UDZS5.1B-TE17 +C00D27606839301 D1027,1028263010046507SBL-BUF4V5K-1-AV-FP3.5-TBF19.5C263010046507S2 D1029,1030263010047500STOL-52CSBBCEA-B2263010047500S2 D1031,103200D2760683930UDZS5.1B-TE17 +C00D27606839302 D1033,10342630100
22、47500STOL-52CSBBCEA-B2263010047500S2 D1040-104220305002730AS1N4003(HOMI)20305002730AS3 Q100100D2690192902KRC102S-RTK/P (10K-10K)00D26901929021 Q100400D2690192902KRC102S-RTK/P (10K-10K)00D26901929021 Q100521385001950AS2SC581021385001950AS1 Q100600D2690192902KRC102S-RTK/P (10K-10K)00D26901929021 Q1008
23、00D2730464901KTC3875S-GR-RTK/P00D27304649011 Q101100D2690192902KRC102S-RTK/P (10K-10K)00D26901929021 Q101200D2710316901KTA1042D-Y-RTF/P00D27103169011 Q1014-101600D2690192902KRC102S-RTK/P (10K-10K)00D26901929023 Q101700D2690184907KRA102S-RTK/P (10K-10K)00D26901849071 Q101800D2690192902KRC102S-RTK/P (
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