Sony Cdx3170 Schematic 电路图.pdf

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1、4-4. SCHEMATIC DIAGRAM CD MECHANISM SECTION Refer to page 22 for Waveforms and Note and page 37 for IC Block Diagrams. CDX-3170 25 26 (Page 33) RadioFans.CN 收音机爱 好者资料库 Note: All capacitors are in F unless otherwise noted. pF: F 50 WV or less are not indicated except for electrolytics and tantalums.

2、All resistors are in and 1/4 W or less unless otherwise specified. U : B+ Line. Power voltage is dc 14.4V and fed with regulated dc power supply from ACC and BATT cords. C : panel designation. Voltage is dc with respect to ground under no-signal (detuned) condition. no mark : FM Voltages are taken w

3、ith a VOM (Input impedance 10 M). Voltage variations may be noted due to normal production tolerances. 4-6. SCHEMATIC DIAGRAM DISPLAY SECTION CDX-3170 29 30 (Page 35) RadioFans.CN 收音机爱 好者资料库 CDX-3170 4-8. SCHEMATIC DIAGRAM MAIN SECTION (1/2) Refer to page 36 for Note and page 39 for IC Block Diagram

4、s. ASSY 33 34 (Page 26) (Page 35) RadioFans.CN 收音机爱 好者资料库 CDX-3170 4-9. SCHEMATIC DIAGRAM MAIN SECTION (2/2) 35 36 Note: All capacitors are in F unless otherwise noted. pF: F 50 WV or less are not indicated except for electrolytics and tantalums. All resistors are in and 1/4 W or less unless otherwi

5、se specified. : internal component. C : panel designation. U : B+ Line. Power voltage is dc 14.4V and fed with regulated dc power supply from ACC and BATT cords. Voltage is dc with respect to ground under no-signal (detuned) condition. no mark : FM () : AM : CD PLAY Voltages are taken with a VOM (In

6、put impedance 10 M). Voltage variations may be noted due to normal production tolerances. Signal path. F: FM/AM J: CD (Page 34) (Page 29) 37 IC Block Diagrams IC1 CXD2507AQ IC3 BA6796FP-T1 XLON SPOD SPOC SPOB SPOA CLKO VDD CNIN SEIN CLOK XLAT XLTO DATO 52535455565758596061626364 51 SERVO AUTO SEQUEN

7、CER 33 34 35 36 37 38 39 40 41 42 43 45 46 47 48 49 50 44 DATA XRST SENS MUTE SQCK SQSO EXCK SBSO SCOR VSS WFCK EMPH DOUT C4M FSTT XTSL XTAO XTAI MNTO 20 21 22 23 24 25 26 2729 30 31 3228 LRCK PCMD BCLK GTOP XUGF XPCK VDD GFS RFCK C2PO XROF MNT3 MNT1 1 2 3 4 5 6 7 8 9 10 11 12 16 17 18 19 13 14 15 F

8、OK MON MDP MDS LOCK TEST FILO FILI PCO VSS AVSS CLTV AVDD RF BIAS ASYI ASYO ASYE WDCK 5 14 CPU INTERFACE SUB CODE PROCESSOR DIGITAL CLV EFM DEMODULATOR DIGITAL PLL ASYMMETRY CORRECTOR 5 D/A INTERFACE ERROR CORRECTOR 3 6 3 16K RAM DIGITAL OUT CLOCK GENERATOR 4 1234567891011121314 OPOUT CH4-IN CH4 CTL

9、1 CTL2 FWD REV TRAY GND CH3 CH5 COM CH4 + CH3 + CH3-IN CH3 VREF CH2 CH2-IN VCC VCC CH1 CH2 CH1-IN OP IN CH1 CH1 + OP IN + CH2 + DRIVE BUFFER DRIVE BUFFER DRIVE BUFFER DRIVE BUFFER DRIVE BUFFER DRIVE BUFFER DRIVE BUFFER DRIVE BUFFER DRIVE BUFFER LEVEL SHIFT LEVEL SHIFT LEVEL SHIFT LEVEL SHIFT THERMAL

10、 SHUT DOWN 1516171819202122232425262728 LOGIC CTL1CTL2FWDREV V/I 38 IC2 CXA1782BQ 363534333231302928272625 24 23 22 21 20 19 18 17 16 15 14 13 121110987654321 37 38 39 40 41 42 43 44 45 46 47 48 PHD 2 PHD 1 PHD LD RF O RF I CP CB CC1 CC2 FOK SENS C.OUT XRST DATA XLT CLK VCC ISET SL O SL M SL P TA O

11、TA M FSET TG2 TGU SRCH FE O FLB FGD FDFCT FE M FEI FEO FE BIAS F E EI VEE TED LPFI TEI ATSC TZC TDFCT VC APC LEVEL S FOK MIRR RF IV AMP1 RF IV AMP2 FE AMP TTL IIL FZC COMP DFCT IIL TTL IIL DATA REGISTER INPUT SHIFT REGISTER ADDRESS DECODER OUTPUT DECODER TTL IIL TOG1-3 BAL1-3 FS1-4TG1-2TM1-7PS1-4 F

12、IV AMP E IV AMP BAL1 BAL2 BAL 3 TE AMP TZC COMP DFCT TM1 DFCT FS4 ATSC WINDOW COMP TOG1 TOG2 TOG3 FCS PHASE COMPENSATION FS1 F SET TG2 TM7 TM3 TM4 TM5 TM6 ISET TRACKING PHASE COMPENSATION HPF COMPLPF COMP TG1 FS2 TM2 RF M 39 IC700 SM5878AM-E2 IC400 CXA1946AQ-T6 37GAIN12 38GAIN11 39IN14 40IN13 41IN12

13、 42IN11 INPUT SW 36 GAIN134 LOUD VOLUME 8dB STEP VOLUME 1dB STEP TONEFADER 35 LDLC1 34 LDHC1 33 INAO1 32 VRIN1 31 VOUT1 30 TIN1 29 TCLC1 28 TCLC11 27 TCLC12 26 TCO1 25 FDIN1 24 FNTO1 23 REO1 VCTBUFF VCTBUFF VCTBUFF LATCH CONTROL LATCH 1 GAIN234 LOUD VOLUME 8dB STEP VOLUME 1dB STEP TONEFADER 2 LDLC2

14、3 LDHC2 4 INAO2 5 VRIN2 6 VOUT2 7 TIN2 8 TCLC2 9 TCLC21 10 TCLC22 11 TCO2 12 FDIN2 14 REO2 13 FNTO2 VCTBUFF VCTBUFF VCTBUFF SHIFT REGISTER ZCDET 43IN21 44IN22 45IN23 46IN24 47GAIN21 48GAIN22 INPUT SW 18 VCC 17 VCT 16 DATA 15 TIMER 22 CE 21 CLK 20 DGND 19 GND 45k 45k ATTENUATION COUNTER FILTER & ATTE

15、NUATION OPERATION BLOCK NOISE SHAPER OPERATION BLOCK INPUT INTERFACE CLOCK GENERATOR TIMING CONTROL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MUTE DEEN CKO DVSS BCKI DI DVDD LRCI TSTN TO1 AVDDL LO AVSS RO AVDDR MUTE XVDD XTI XTO XVSS DS RSTN MODE ATCK L L R R 11 LEVEL DEM DAC LPF AMP 11 LEVEL DEM DAC 11 LEVEL DEM DAC LPF AMP 11 LEVEL DEM DAC