Technics-SAAK-210-Schematics电路原理图.pdf

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1、http:/servis- Service Manual TOP NEXT ORDER NO. MD0302054C2 CD Stereo System lSA-AK210E SA-AK210EB SA-AK210EG Colour (S). Silver Type TAPE SECTION : SG-2W MECHANISM SERIES Specifications AMPLIFIER SECTION RMS Power output 10% Total harmonic distortion 1kHz, both channels driven (Low channel) 55 W pe

2、r channel (6 ) 10kHz, both channels driven (High channel) 55 W per channel (6 ) Total Bi-Amp power 110 W per channel Input sensitivity AUX 250 mV Input Impedance AUX 13.3 k FM TUNER SECTION Frequency range 87.50 - 108.00 MHz (50 kHz steps) Sensitivity 1.8 V (IHF) S/ N 26 dB 1.5 V Antenna terminal(s)

3、 75 (unbalanced) AM TUNER SECTION Frequency range 522 - 1629 kHz (9 kHz steps) Sensitivity S/ N 20 dB (at 999 kHz) 560 V/ m CASSETTE DECK SECTION Track system 4 track, 2 channel Heads Record/ playback Solid permalloy head Erasure Double gap ferrite head Motor DC servo motor Recording system AC bias

4、100 kHz Erasing system AC erase 100 kHz Tape speed 4.8 cm/ s Overall frequency response (+ 3 dB, -6 dB at DECK OUT) NORMAL (TYPE I) 35 Hz - 14 kHz S/ N 50 dB (A weighted) Wow and flutter 0.18% (WRMS) Fast forward and rewind time Approx. 120 seconds with C-60 cassette tape CD SECTION Sampling frequen

5、cy 44.1 kHz Decording 16 bit linear Pickup Beam source/ wavelength Semiconductor laser/ 780 nm Number of channels Stereo Frequency response 20 Hz - 20 kHz (+ 1, -2 dB) Wow and flutter Below measurable limit Digital filter 8 fs D/ A converter MASH (1 bit DAC) : CD-DA SIGNAL LINE IC703 AN8739SBTE2 FOC

6、US COIL/ TRACKING COIL/ TRAVERSE MOTOR/ SPINDLE MOTOR DRIVE R701 4.7 C C C C C CN701 Q701 Q701 B1ADCF000001 LASER POWER DRIVE 3837 3536 33 29 GND GND LASER DIODE 11 12 10 6 8 5 4 9 2 3 F- T+ T- LPD VREF NA NB GND LD GND LD PDE PDF VCC C701 6.3V33 R750 4.7 C714 6.3V100 C713 0.1 C750 0.1 C751 0.1 C702

7、 0.1 IC701 AN8885SBE1 SERVO AMP TEN FEN FEOUT FBAL TBAL TEOUT CEA RF LPD LD RFIN PDF PDE PDB PDA VREF ENV OFTR /RFDET GND LDON BDO VCC CSBRT NC PDOWN NC NC C706 2700P C707 0.027 C704 0.1 C703 6.3V100 C712 0.1 C711 0.1 R708 22K R707 39K C749 2200P R744 120K C747 180P R706 1K R704 1K R702 10K R705 150

8、K C710 120P C742 0.027 M701 TRV MOTOR C736 0.1 M702 SP MOTOR C737 0.1 R731 6.8K R728 3.9K R749 4.7K C739 1500P R729 3.9K C738 0.01 R723 6.8K C752 1000P R727 3.9K C715 2700P R725 390 R715 1K R724 18K R735 100 C735 0.1 C734 10V220 R736 100 F+ SCHEMATIC DIAGRAM -1 CD SERVO CIRCUIT OPTICAL PICKUP CIRCUI

9、T : +B SIGNAL LINE M M IC703 VCC NC NC RSTIN IN3 IN4 VREF NC /RST GND GND PVCC2 PGND2 D4+ D4- D3+ D3- PGND1 PVCC1 NC D2+ D2- D1+ D1- IN1 NC PC2 NC IN2 NC 3456 222324 712 25262120 8 19 9 18 10 17 1112 272816 13 15 1430 29 12 11 10 2 4 6 8 9 7 5 3 1 13 14 15 16 12 11 10 2 4 6 8 9 7 5 3 1 13 14 15 16 G

10、ND VCC AIN BIN VREF NAOUT GND NBOUT1 2 3 45 6 7 8 1234 23242526 5 22 6 21 7 20 8 19 9 18 10 17 11 16 12 15 1314 2728 : CD-DA SIGNAL LINE R741 47K R753 100 C745 1000P CN702 SPEED 1516 21 20 22 23 RESET SW 11 10 9 1 /RST 3 STAT 4 SUBQ 6 SQCK 7 BLKCK 8 MLD MDATA MCLK P.GND +7.5V 17 TX LD SW D.GND +3.3V

11、 RCH OUT A.GND LCH OUT 19 TJ702 18 S701 RESET SW C743 0.1 C753 470P C727 50V1 C728 50V1 C725 1000P C726 1000P R717 1K R718 1K C733 0.1 C732 6.3V220 R721 100 C731 6.3V220 C730 0.1 C754 470P R742 220K C716 820P R709 47K R711 82K C717 0.1 C744 5600P C718 0.22 R712 220 C721 10P R714 0 C722 10P X701 RSXZ

12、16M9M01T C723 10V220 C724 0.1 IC702 MN662790RSC SERVO PROCESSOR DIGITAL SIGNAL PROCESSOR/ DIGITAL FILTER/ D/A CONVERTER TO MAIN CIRCUIT (CN310) ON SCHEMATIC DIAGRAM-5 27 26 25 24 42 12 25 SCHEMATIC DIAGRAM - 2 CD SERVO CIRCUIT : +B SIGNAL LINE: CD SIGNAL LINE DVSS1 DVDD1 BCLK LRCK SRDATA TX MCLK MDA

13、TA MLD SENSE /FLOCK /TLOCK BLKCK SQCK SUBQ DMUTE STAT /RST SMCK CSEL TVD PC ECM ECS TRD FOD VREF FBAL TBAL FE TE RFENV VDET OFT TRCRS /RFDET BDO LDON KICK TRV VDD AVSS2 AVDD2 WVEL ARF IREF DRF DSLF PLLF EFM PCK SUBC SBCK VSS X2 OUT PLLF2 VCOF VCOF2 DSLF2 X1 IN RESY SSEL BYTCK DEMPH /CLDCK FCLK IPFLA

14、G FLAG CLVS CRC /TEST AVDD1 AVSS1 RSEL PSEL MSEL OUTR OUTL IOSEL IOVDD 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 2122232425262728293031323334353637383940 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 6461 62 636865 66 677269 70 7173 74 75 76 77 78 79 80 12 11 10 2 4 6 8 9 7 5

15、3 1 13 14 15 16 17 18 19 SCHEMATIC DIAGRAM - 3 C147 1000P JK101 Z101 RLA2Z007-T IC102 LC72131MDTRM PLL FREQUENCY SYNTHESIZER IC101 LA1833NMNTLM FM/AM IF AMP DET/AM OSC MIX/ FM MPX D101 B0BC5R00009 R134470 R1351K R1361K R1371K DO/ST CE PLLDA PLLCLK DO/ST C107 0.047 R110 1K R112 100K C108 8P C136 1000

16、P R114 5.6K R152 0 C110 0.01 R138 3.3K R130 10K C134 27P C133 27P C112 0.01 R115 560 R116 1K C111 50V4.7 R113 10K C125 16V22 C132 100P C130 6.3V100 R151 82 C113 1000P R119 12K R111 390 R128 82 R117 68K R118 3.3K C127 16V22 Z102 G2BAE0000003 C126 16V1 C106 0.01 C114 50V3.3 C109 1000P C115 50V4.7 C116

17、 0.033 R120 47K R143 22K C138 0.01 R123 68K C120 16V10 R121 22K R102 4.7K C139 50V4.7 C119 560P C131 100P C137 3300P C118 0.01 C117 0.01 C142 50V1 R142 6.8K C141 50V1 R141 6.8K R126 1K R125 470 R129 27K R127 470 C124 100P R132 10K C148 0.01 R124 33 X102 RLFDFT22DD C122 50V1 R122 2.7K C121 50V0.47 R1

18、31 120 R133 1K C129 6.3V100 C149 0.1 C123 50V1 R145 100K C143 4700 C144 4700 R146 100K 1B 1 2 3 4 Q101,Q102 2SC2058SPTA FM IF AMP TUNER/MAIN CIRCUIT +7.5V SD DO/ST 15V TGND PLLCLK DO/ST PLLDA LCH CE RCH TO MAIN CIRCUIT (2B) ON SCHEMATIC DIAGRAM-6 TO MAIN CIRCUIT (2A) ON SCHEMATIC DIAGRAM-6 1A DET_OU

19、T R105 470 C104 1000P R106 470K C105 1000P R107 330 C103 0.01 R108 470K R109 330 Q101Q102 CF202 J0B10750077 R104 10K R103 100 C102 16V100 R139 22K Q106 Q110 R140 22K CF201 J0B1075A0086 C101 0.01 Q110 2SC3311ARTA DC DETECT SWITCH X103 RSXC7M20S05T SD Q106 KRA102MTA TUNER 15V SUPPLY SWITCH 8 7 6 22 HV

20、M27 150 15P 2SC2996 2SC2620 HVM27 18P 1.2K 10K TUNER PACK Z120 (ENV17290G1Y) 1 3 4 2 5 22P15P 47uH 100K 18P 1P 8P 8P HVM27 33K 100K 7P0.022 33K 33K 0.022 4P 22P 1P 4P 220P 10K 1.5M 0.022 330 470K 0.022 100uF 16V 220 2P 33P 10K 8P 100 2.7K 47P 330 100K 8P IFT 2SC2996 2SK360 2SK238 HVM27 3P 1uH D S G

21、D S G R144 120 STRQ SDC LW AIN PD AOUT VDD FMIN AMIN IFIN MONO FM AM CE DI CL DO VSS XOUTXIN 1234 17181920 5 16 6 15 7 14 8 13 9 12 10 11 IC101 PILOT OUT MPX IN PILOT IN DET OUTST AM OUT RCH LCHMONO FM/AM OSC AFC AM RF IN AGC AM MIX OUT REG AM IF IN GND SD FM DET VCC STRQ OSC OUT FM IF IN 1234 21222

22、324 5 20 6 19 7 18 8 17 9 16 10 15 11 14 12 13 AM LOOP ANT AM EXT ANT 75 OHM FM EXT ANT GND 1 2 3 4 5 6 789 AM ANT COIL AM OSC COIL 3 2 1 56 4 2 13 2 13 : +B SIGNAL LINE : FM/AM SIGNAL LINE : FM SIGNAL LINE : FM OSC SIGNAL LINE : AM SIGNAL LINE : AM OSC SIGNAL LINE MAIN CIRCUIT SCHEMATIC DIAGRAM - 4

23、 14 13 12 11 10 2 4 6 8 9 7 5 3 1 CN309 BOTTOMSW PLUNGER POSITION 5V DGND SW2 PGND SW1 OPEN CLAMP CHG_CCW 8V CHG_HALF CHG_CW TO CD LOADING CIRCUIT (CN1) ON SCHEMATIC DIAGRAM-13 CHG_CW CHG_HALF CHG_CCW SW1 SW2 VREF+ CHG_AD1 TO PANEL CIRCUIT (CP601) ON SCHEMATIC DIAGRAM-9 TO DECK CIRCUIT (CN1001) ON S

24、CHEMATIC DIAGRAM-11 CHG_AD2 1716151413121110246897531 CN304 Q211 KTC3875GRTA RHP FILTER (HEADPHONE) Q411 KTC3875GRTA LHP FILTER (HEADPHONE) Q308 KTA12710YTA CURRENT CONTROL SWITCH Q310 KRA110MTA CD ON/OFF SUPPLY SWITCH Q309 KTC3199GRTA VOLTAGE STABILISER CD3.3V : -B SIGNAL LINE : +B SIGNAL LINE : CD

25、 SIGNAL LINE : MAIN SIGNAL LINE: AUX SIGNAL LINE : PLAYBACK SIGNAL LINE : RECORD SIGNAL LINE R343 10K R342 47K R341 47K R340 10K R34422K R34512K SW5V R348 R346 R347 220 22K 12K CD8V CHG_PLGR Q323 MOT10V C326 0.47 D324 RL1N4003S-P Q324 Q323 KRC102STA PLUNGER MOTOR SUPPLY CONTROL SWITCH R350 10K R349

26、1K Q324 KTA12710YTA CD MOTOR SUPPLY SWITCH CD8V 10 11 12 13 14 1 2 4 6 8 9 7 5 3 CR02 MOTOR BP1 DECK1_H DMT MOGND MOT10V REC_H +15V RECR RECL AGND PBR PBL MOT10V REC_H +15V REC_R REC_L PBR PBL JK300 RCH AUX LCH R201 10K AUXR R202 3.3K C202 100P C201 680 L301 J0JBC0000019 R401 10K R402 3.3K C402 100P

27、 C401 680 AUXL C331 0.22 C332 0.22 PL_GND MOTOR BP1 DECK1_H DMT RDS_DET +9V MIC MIC GND SPEANA REC_H HPR HPGND HPL MUTE_A MUTE_H /CD SPEA REC_H +9.0V R439 4.7K -9.0V Q404 R437 18K R436 18K C430 8200 R438 220K C431 1500P Q204 R237 18K R236 18K C230 8200 R238 220K C231 1500P C435 50V0.68 R443 3.3K LO_

28、L R239 4.7K C235 50V0.68 R243 3.3K LO_R Q405 C433 8200P C432 8200P HI_L C434 50V1 R444 1.8K R440 4.7K R441 12K Q205 R242 5.6K C234 50V1 R240 4.7K R241 12K HI_R C233 8200P C232 8200P CN303 +9.0V R352 220Q411 C318 16V33 -9.0V R471 12K R271 12K R353 220 R473 220 R472 220k C451 0.033 Q211 R272 220K R273

29、 220K C251 0.033 C252 0.033 C452 0.033 R274 1.5K R474 1.5K LHPF RHPF R454 220 MUTE_A MUTE_H /CD D307-D308 MA2J72800L C319 16V33 Q204, Q404 KTC3875GRTA LPF FREQ AMP SWITCH Q205, Q405 KTC3875GRTA HPF FREQ AMP SWITCH R244 1.8K R312 12 R311 15 C316 0.01 R313 10K Q308 D307 D308 Q309 R315 2.2K R317 330 C3

30、15 10V33 R316 3.9K R314 100 Q310 CD3.3V SW5V /CD +9V MIC DET_OUT R442 5.6K C253 1000P D309 RL1N4003S-P MAIN CIRCUIT SCHEMATIC DIAGRAM - 5 IC301 C0AABB000117 HEADPHONE AMP TO PANEL CIRCUIT (CP602) ON SCHEMATIC DIAGRAM-9 D323 D322 D321 D320 Q322 /CDRST BLKCLK SUBQ STATUS /RESTSW SW5V PLLCE PLLDA PLLCL

31、K CD3.3V CD7.5V CDR CDL /REST SW CDDGND CDAGND RST STAT SUBQ SQCK BLKCK SPEED MLD MDATA MCLK PGND +7.5V TX CD3.3V LCH OUT LD_SW TO SERVO CIRCUIT (CN702) ON SCHEMATIC DIAGRAM-2 R324 100 R322 100 R320 100 C320 1000P C321 1000P R321 100K R323 100K R325 100K R328 5.6K R329 5.6K R330 5.6K R331 5.6K ST/DO

32、/SQCK RCH OUT R327 10K R334 10K R335 10K R336 10K R332 1K R333 10K Q321Q320 CN310 C323 100P C324 100P C325 100P R337 4.7K R338 4.7K R339 4.7K R326 4.7K C322 1000P C317 1000P 30292827262524232221 2019181716151413121110246897531 19181716151413121110246897531 : -B SIGNAL LINE : +B SIGNAL LINE : CD SIGN

33、AL LINE : AUX SIGNAL LINE Q320 KRC101STA BLKCLK INTERFACE SWITCH Q321 KRC101STA SUBQ INTERFACE SWITCH Q322 KRC101STA CD STATUS INTERFACE SWITCH VCC GNDOUT1 OUT2 -IN2+IN2 -IN1+IN1 1234 5678 IC301 CN302 C429 50V1 R209 1.5K R409 1.5K R435 1.5K R235 1.5K R254 220 C229 50V1 R434 100K R234 100K R428 2.2K

34、C427 16V10 R208 3.3K R408 3.3K R203 1 R403 1 R405 33 R407 33 R404 33 R406 33 C403 1000P R228 2.2K C227 16V10 R205 33 R207 33 R204 33 R206 33 C203 1000P C440 1000P C240 1000P C426 47 C309 50V4.7 R309 27K -9.0V R310 56K R318 2.2K MUTEA Q203Q403 Q402 Q202 Q301 Q301 KRA102STA AUDIO MUTING CONTROL SWITCH

35、 Q202, Q402 KTD1304TA MUTING SWITCH Q203, Q403 KTD1304TA HEADPHONE MUTING SWITCH Q401 KTC3875GRTA AGC CONTROL Q401R430 1K C428 16V10 R431 100K D401 MA2J72800L R433 4.7K R432 2.2K R460 0 R427 47K R426 3.3K C425 100P C226 47 C225 100P C424 50V100P C224 50V1 R226 3.3K R230 1K C228 16V10 R231 100K D201

36、MA2J72800L R233 4.7K R232 2.2K R260 0 R227 56K Q201 Q201 KTC3875GRTA AGC CONTROL R229 12K R429 12K C313 0.01 C312 0.01 C423 4700 C223 4700 R424 4.7K R224 4.7K C222 0.15 C422 0.15 R425 47K R225 47K +9.0V R456 1.5K R256 1.5K R455 100K R255 100K Q407Q207 R423 2.7K R223 2.7K C421 16V10 C221 16V10 Q207,

37、Q407 KTD1304TA MUTING SWITCH MA2J72800L MA2J72800L MA2J72800L MA2J72800L R499 0 R299 0 : MAIN SIGNAL LINE TX D.GND MLD/PLLCE LM_L LM_R SW5V SD PLLCE1 PLLCLK BLKCLK SW2 CHG_AD1 CHG_AD2 SW1 CHG_CCW CHG_CW CHG_HALF CHG_PLGR SUBQ STATUS /CDRST /RESTSW ST/D0/SQCK LED9V ASP_DAT ASP_CLK MDATA/PLLDA VREF+ D

38、C_DET AGND MOT10V PLLCE MCLK/PLLCLK PLLDA LM_R SW5V SD PLLCE1 BLKCLK SW2 CHG_AD1 CHG_AD2 SW1 CHG_CCW CHG_CW CHG_HALF CHG_PLGR SUBQ STATUS /CDRST /RESTSW ST/D0/SQCK LED9V ASP_DAT ASP_CLK VREF+ DC_DET MOT10V LM_L -9.0V TO POWER CIRCUIT (CN500) ON SCHEMATIC DIAGRAM-12 CN300 MAIN CIRCUIT SCHEMATIC DIAGR

39、AM - 6 TO POWER CIRCUIT (CN501) ON SCHEMATIC DIAGRAM-12 CN301 REC1 DATA VCC OUT1 TBI1 REF IN REF OUT IN A1 IN D1 1N C1 IN B1 IC300 REC2 SUR1 SUR2 IN A2 IN B2 IN C2 IN D2 OUT2 CLOCK GND MIC IN VCUT TBO1 TMI1 TMO1 TT1 TOUT1 TOUT2 TT2 TMO2 TMI2 TBI2 TBO2 TO TUNER CIRCUIT (1A) ON SCHEMATIC DIAGRAM-3 TO

40、TUNER CIRCUIT (1B) ON SCHEMATIC DIAGRAM-3 12 11 10 2 4 6 8 9 7 5 3 1 12 11 10 2 4 6 8 9 7 5 3 1 : -B SIGNAL LINE : +B SIGNAL LINE : CD SIGNAL LINE : MAIN SIGNAL LINE : FM/AM SIGNAL LINE : AUX SIGNAL LINE : PLAYBACK SIGNAL LINE : RECORD SIGNAL LINE IC300 C1BB00000747 AUDIO SOUND PROCESSOR R410 82 CDL

41、 C3106.3V100 C3116.3V100 C40616V10 16V10 16V10 16V10 C407 C408 C409 50V1C304 R3056.8K C20616V10 16V10 16V10 16V10 16V10 C207 C208 C209 C329 CDR R210 82 R411 5.6K R211 5.6K C404 220P C204 220P PBL PBR R414 1K R214 1K R415 47K R215 47K C405 220P C205 220P REC_R REC_L R416 100K R216 100K R217 8.2K R417

42、 8.2K C21216V1016V10C412 SPEA R218 56K R418 56K R304 10K MIC A_VOLIN1 B_VOLIN1 BB_A1 BB_B1BB_B2 BB_A2 BVOLIN2 A_VOLIN2 AUXR AUXL C3060.15 REF R357 22K R356 100 Q302 16V10 R458 0 C411 C41350V0.47 50V0.47C414 R419 1.5K R355 4.7K R213 47K R413 47K R420 3.9K C4150.15 0.15C416 C4171500P C418 16V10 C2190.

43、47 C4200.47 R422560 C305 10V220 ASP_DAT ASP_CLK R308 2.2K R307 2.2K C308 100P C307 100P R222 560 R421 68K R221 68K C220 0.47 0.47 REF C21816V10 R220 3.9K C2150.15 0.15C216 C2171500P R258 0 C21116V10 R219 1.5K C213 50V0.47 C214 50V0.47 P GND D GND uP GND CD8V LED9V MOT10V +9V -9V SW5V CD8V LED9V MOT1

44、0V +9V -9V SW5V R319 2.2K T GND DC_DET FAN MUTE_H +15V HIGH_LIN HIGH_RIN A_GND LO_L LO_R LOW_LIN LOW_RIN R303 27 R30210K ST/DO/SQCK PLLCE1 PLLDA 2A 2B C302 0.01 D301 D301 B0BC7R500001 C301 1000P R412 1K R3014.7K R212 1K DC_DET MUTEH HI_L HI_R D305 CD7.5V D303 +9V D304 D302 D306 D303-D305 B0ADCJ00002

45、0 D302 B0ACCK000005 D306 RL1N4003S-P C419 Q302 KTC3875GRTA VOLTAGE REGULATOR C303 1000P +15V SURR SUBW FAN +7.5V SD DO/ST 15V TGND DET_OUT PLLCLK DO/ST PLLDA LCH CE RCH DET_OUT +9V 15V SD PLLCLK 3 4 5 6 23 24 25 26 7 1 2 27 28 8 9 10 11 12 13 1429 30 15 16 31 32 17 18 33 34 35 36 19 20 37 38 39 40 2

46、122 41 42 IC604 C1BB00000715 RDS DEMODULATION LSI 1234 13141516 5 12 6 11 7 10 8 9 VREF MPXIN VDDA VSSA FLOUT CIN TEST XOUT RDS-ID/READY RDCL RDDA RST MODE VDDD VSSD XIN IC604 1 2 3 4 5 6 7 8 2 4 6 7 5 3 1 1234 13141516 5 12 6 11 7 10 8 9 SCHEMATIC DIAGRAM - 7 PANEL CIRCUIT CP900 CN900 JK601 HEADPHO

47、NE : +B SIGNAL LINE: MAIN SIGNAL LINE REW TUNER CD FF STOP DECK2 S901 S902 S903 S904 S905 S906 TAPE AUX DECK1 DISPLAY S907 S908 S909 S910 R901 1K R902 1K R903 1.2K R904 1.8K R905 2.2K R906 2.7K R907 4.7K R908 6.8K R909 10K R910 22K MICSW_1 K2_1 VJOG_B VREF+ VJOG_A R900 10K R912 47K C901 100P C902 10

48、0P R913 47K VR600 EVEKE2F3524B JOG VOL TACT SWITCH CIRCUIT HP_SW L602 L603 HPL HPR L604 C621 0.022 C620 0.022 MICSW POWER SSEQ PRESET EQ DECK 1/2 REC OPEN/CLOSE CD1 CD2 CD3 CD4 CD5 S601 S602 S603 S604 S605 S606S607 S608 S609 S610 S611 R601 1K R602 1K R603 1.2K R604 1.8K R605 2.2K R606 2.7K R607 4.7K

49、 R608 6.8K R609 10K R610 22K R611 68K R600 4.7K SYS6V K1 D600 B3AAA0000583 R622 R623 /CD MOTOR BP1 REC_H SW5V H_DECK1 PL1 PL2 VREF+ R612 100 R681 10K R619 4.7K R618 4.7K MUTEH MUTEA DMT IC601 C1BB00000574 I/O EXPANDER LED9V R687 1.2K D609 B3AAA0000583 SER4 R614 1K R613 1K C634 100P C635 100P C636 0.1 SER3 K2 VJOG_B VREF+ VJOG_A VREF+ K2 VJOG_B VJOG_A R617 4.7K L602-L604 ELEXT101KA04 IC603 C1BB00000086 SPECTRUM ANALYSER R675 4.7K BIASC 1234 15161718 5 14 6 13 7 12 8 11 9 10 VREFC RREFC NC NCNC NC DIFOUT CIN AIN VC