Yamaha-RXV1-avr-sch(1) 维修电路原理图.pdf

《Yamaha-RXV1-avr-sch(1) 维修电路原理图.pdf》由会员分享，可在线阅读，更多相关《Yamaha-RXV1-avr-sch(1) 维修电路原理图.pdf（15页珍藏版）》请在收音机爱好者资料库上搜索。

1、ABCDEFGH123456DSP-AX1/RX-V1I BLOCK DIAGRAME-84/J-76RadioFans.CN 收音机爱 好者资料库ABCDEFGH123456DSP-AX1/RX-V1I BLOCK DIAGRAME-87/J-79RadioFans.CN 收音机爱 好者资料库ABCDEFGH123456DSP-AX1/RX-V1AM IF COILCONTROLDECODERS.CURVELEVEL DETFM DETCOILQ4S.METERSDANTCOILVCOSTOPOSCCOILAGCPLLMIXOSCMUTEPROGRAMABLEDIVIDERUNIVERSAL

2、COUNTERPHASE DETECTORCHARGE PUMPDATA SHIFTREGISTER LATCHUNLOCKDETECTORT5L.P.F.LRL.P.F.T4XL2FM ANTGNDTUNERCONTROLAM ANTAM COIL PACK PK2RF AMPLOCAL OSCBUFFERPK1VTOSCSTRQAMOSCFM OSCVTXL1STSGMONOD1D2METERVR1SEPARATIONVR2Q5/FM/STCEDICLKDOTMUTEMETER/STMIXA,B,G,L onlyT3AM/FM IF DET.IC1LA1266MPXIC3LA3401FM

3、IFPOST AMPAM IFAM DETT2AM RFIF/AMAM IFFM IFIFQUADRATUREDETT1IF AMPQ1,2qCERAMICFILTERFi 1CERAMICFILTERFi 2Fi 3REFERENCEDIVIDERFM/AMBAND CHANGEFM/AMMUTINGTUNERCONTROLPLLIC2LC72131TUNERtiuq!0!1!80134!2!5!6!8!90q2i!1o!0erty!3!6ity!2!5wq!7ST.IND!0!3!5ti1rQ3u!3AN78N05G ICsNJM7905FANJM79M12FAPQ3RD13PQ05RD1

4、1NJM78M12FA1:COMMON2:INPUT3:OUTPUT3211: OUTPUT2: COMMON3: INPUT321TC74HCU04APPC4570HANJM2068L-DNJM4556ALTC74HC4051APTC74HC4052APTC74HC4053APLA7108M1714NJM2904MPC4570G2191231:INPUT2:COMMON3:OUTPUT181SS1331SS270A1SR139-400MA185AK04RB441Q-40MTZJ2.0BMTZJ5.1AMTZJ5.1BMTZJ5.6BMTZJ6.2CMTZJ6.8AMTZJ6.8BG Diod

5、es1SS355RB501V-402SC1740S (R, S)2SD1915F (S, T)DTA144ESDTC114ESDTC143XSDTC144ESG Transistors2SC1846SLA3401LC7213112211LA1266LC78211LC78212LC7536-Y3011518168PM4007AYSS908-FYSS918D-FM30624FGFPM66004MBFP-200CTC74HC151FPELHD74HC151FPELADM202JRN-REEL7CS3310-KSRYSS910-SAK5383-VSW24258S-70LE-EL10DF1704EYSD

6、917-ME1HD74HC00FPELTC74HCU04AFELTC74HC125AFTC74HC126AFPC4574G2PCM1704UTC9274N-013281514142121422112214718898845132133176441515031818010030164321332010111168198415MSM514260C-60JSEBCBCE2SA1708 (S, T)2SC4488 (S, T)2SA18372SB13752SC47932SD2396 (J, K)S1NB20AnodeCathodeAnodeCathodeSGD2SK246 (Y)BCE2SA970 (

7、GR, BL)2SA1015 (Y)2SC535 (A, B, C)2SC1145 (O, Y)2SC1815 (Y)2SC2240 (GR, BL)2SC2705 (O, Y)2SC2878 (A, B)CEB2SA1037K (Q, R, S)2SC2412K (Q, R, S)2SC3326 (A, B)2SD1383K (A, B)2SD1938F (S, T)DTA144EKADTC143EKADTC144EKA2SA1943 (O, R)2SC5200 (O, R)ECBD3SBA20D4SBS4D10XB20D15XB20RBV-1306+12412KV1851-TLECB1:

8、VIN2: VO3: GND4: VC41148NJM2068MDBU2092118912010M35013-79SP2SA1694 (O, P, Y)2SC4467 (O, P, Y)BCEBCEMTZJ11.0BMTZJ12.0CMTZJ15.0BMTZJ27.0BMTZJ30.0DI PIN CONNECTION DIAGRAMI BLOCK DIAGRAM (TUNER : RX-V1 only)E-88/J-80ABCDEFGH123456IJKLMN78910DSP-AX1/RX-V1AC-3 RF DEMODULATORSUB CPUMATRIX 6.1/DTS ESDECODE

9、RDOLBY DIGITAL/DTS/PRO LOGICDECODERAC3D2avAC3DavADCDIR5RAMRCLS/RSLSt/RStLSt/RStL/RC/LFEDIGITAL4.14.82.53.14.82.54.84.84.84.84.04.80.30.30.034.14.84.84.7-0.6-0.6000000000000000000000-0.1-0.84.84.84.84.84.84.84.84.84.43.54.74.73.50000002.42.42.44.802.44.802.42.42.42.411.602.42.4002.44.82.42.42.42.4-11

10、.60000002.53.54.74.74.84.74.704.704.82.52.32.44.802.44.8004.8002.34.72.32.403.54.74.72.50.32.53.10.32.53.10.3000000004.3qwre2.62.44.80004.902.44.91.92.42.4002.62.404.904.8002.42.403.60000004.84.84.74.84.84.84.84.82.300000002.24.84.84.84.84.84.900000004.84.804.74.84.84.700000000000000004.72.004.70002

11、.34.70003.32.400004.702.204.70004.84.800004.84.84.84.84.84.804.84.84.84.84.84.84.84.84.83.22.42.43.23.200000000004.80002.403.20000003.20000000004.80003.204.83.23.24.80002.403.2000003.2004.74.704.44.84.83.200004.84.74.704.84.83.2001.41.4003.22.42.43.2000000000000004.74.74.700002.001.204.704.74.74.74.

12、74.71.24.74.74.71.21.200000001.204.704.74.74.74.71.20004.74.73.82.44.72.42.44.84.70.7-4.8-0.5004.70004.704.72.304.7ISCHEMATIC DIAGRAM (DSP(1)-1)* All voltage are measured with a 10M/V DC electric volt meter.* Components having special characteristics are marked Zandmust be replaced with parts having

13、 specifications equal to thoseoriginally installed.* Schematic diagram is subject to change without notice.Point q (Pin 9 of IC2)V : 2V/div, H : 50 nsec/divDC, 1 : 1 probe0VPoint w (Pin 11 of IC2)V : 2V/div, H : 50 nsec/divDC, 1 : 1 probe0VPoint e (Pin 56 of IC24)V : 2V/div, H : 50 nsec/divDC, 1 : 1

14、 probe0VPoint r (Pin 13 of IC1)V : 2V/div, H : 50 nsec/divDC, 1 : 1 probe0VIC38 : PC4570G2IC45 : NJM2904M-T1Dual OP Amp+OUT1IN1VCC+VCCOUT212345+IN1IN2+IN2 +678IC39, 40 : TC74HCUO4AFELHex Inverters1A1Y2YVDD6A1234112A6Y5A1213143A3Y5Y4A567VSS4Y8910IC4, 36, 37 : HD74HC00FPELQuad 2 Input NANDA1B1A2VDDB41

15、23411Y1A4Y4121314B2Y2B3A3567VSSY38910IC43, 44 : HD74HC151FPEL8 to 1 Data SelectorsIC42 : TC74HC125AFQuad 3 State Bus Buffers1A1Y1CVcc4C1234112C4A4Y1213142A2Y3C3A567GND3Y8910IC41 : TC74HC126AFQuad 3 State Bus Buffers1A1Y1CVcc4C1234112C4A4Y1213142A2Y3C3A567GND3Y8910D4D3CD2 D1 D0YWSD5 D6 D7AB1615141312

16、1110912345678VCC4567ABC3210YWSTROBEGNDDATA INPUTSOUTPUTSDATA INPUTSDATA SELECTINPUTSOUTPUTSSELECTSTROBECXLLLLHHHHBXLLHHLLHHAXLHLHLHLHSHLLLLLLLLYLD0D1D2D3D4D5D6D7WHD0D1D2D3D4D5D6D7IC25 : W24258S-70LE-EL1032K X 8 bits Static RAMIC46 : PC4574G24 Channel OP-Amp1234111213145678910OUT AIN A+IN AV+INBINBOU

17、T BOUT DIN D+IN DV+INCINCOUT CA +D+ + C +B1A142A123A74A65A56A47A38A29A110A011I/O112I/O213I/O314VSS28VDD27WE26A1325A824A923A1122OE21A1020CS19I/O818I/O717I/O616I/O515I/O4ROW DECODER218765432627202223219102524CORE CELL ARRAY512 ROWS64 x 8 COLUMNSPRECHARGE CKTCLK GENDATACNTRLCLKGENI/O CKTCOLUMN DECODERA

18、12A14A2A3A4A5A6A7A13I/O1I/O8WECSOEA11A10A1A0A8A91119IC3 : AK5383-VS24 bit 2ch A/D ConverterVOLTAGEREFERENCEDELTA-SIGMAMODULATORDELTA-SIGMAMODULATORVOLTAGEREFERENCEDECIMATIONFILTERDECIMATIONFILTERHPFHPFCONTROLLERCALLBRATIONSRAMSERIAL OUTPUTINTERFACE123456252428262792122231014131611127815191718VREFLSD

19、ATAHPFEMCLKDFSGNDLVCOMLAINL+AINLZCALAINR+AINRVCOMRVREFRGNDRVAAGNDBGNDCALSMODE1SMODE2SCLKLRCKFSYNCRSTVDDGNDE-90/J-82ABCDEFGH123456IJKLMNO78910DSP-AX1/RX-V1L/RL/RLS/RSRCC/LFEC/RCCENTERL/RC/LFEFL/FRFL/FRFRONT LRCRCRL/RRLFL/FRFL/FRRL/RRRL/RRL/RL/RC/RCC/LFEREARCENTERRL/RR REAR L0000.24.84.80.20.20.20.20.

20、20.20.20.20.20.20.20.20.20.20.20.20.24.83.22.02.54.61.64.8 4.84.84.84.84.44.84.84.84.84.84.82.42.42.50004.84.82.32.4000004.84.84.84.84.84.82.42.42.50004.84.82.32.4000004.84.84.84.84.84.82.42.42.50004.84.82.32.44.4000004.84.84.84.84.84.82.42.42.50004.84.82.32.44.4000004.84.84.84.84.84.82.42.42.44.9-4

21、.82.6-4.8-4.8-2.3002.64.900000011.511.50-2.202.60004.84.82.32.43.00000000004.83.202.44.84.74.74.82.52.5002.34.74.84.84.84.84.84.84.83.20000000.20.20.20.20.20.20.20.20.20.20.20.20.20.10.14.83.2000003.24.80000000004.84.83.24.80.10.10.10.20.20.20.20.20.24.84.84.62.00.20.20.20.22.52.51.64.80.20.20.20.20

22、.20.20.20.24.84.8001.61.61.61.61.61.63.93.94.104.82.42.42.42.43.64.31.61.61.61.61.54.83.24.81.51.61.61.61.61.61.61.61.61.61.63.51.64.802.42.42.42.403.23.63.94.34.14.83.24.84.74.74.84.84.84.84.80 03.24.802.52.300001.61.601.704.83.2003.24.80 3.04.44.41.84.44.80000004.84.83.2001.64.81.71.63.54.62.00.20

23、.20.20000.20.20.20.20.22.52.51.60.20.20.2t2.44.9-4.82.5 -4.8-2.3002.74.900000011.511.50-2.102.44.9-4.82.5 -4.8-2.3002.64.900000011.511.50-2.102.44.9-4.82.5 -4.8-2.3002.64.900000011.511.50-2.202.44.9-4.82.5 -4.8-2.3002.64.900000011.511.50-2.202.44.9-4.82.6-2.3002.74.9000000-11.5-11.50-2.20-4.82.44.9-

24、4.82.5-2.3002.64.9000000-11.5-11.50-2.20-4.82.44.9-4.82.5-2.3002.64.9000000-11.5-11.50-2.20-4.82.44.9-4.82.5-2.3002.64.9000000-11.5-11.50-2.20-4.82.44.9-4.82.5-2.3002.64.9000000-11.5-11.50-2.20DSP6DSP6DIGITAL FILTERDACRAMRAMRAMISCHEMATIC DIAGRAM (DSP(1)-2)* All voltage are measured with a 10M/V DC e

25、lectric volt meter.* Components having special characteristics are marked Zandmust be replaced with parts having specifications equal to thoseoriginally installed.* Schematic diagram is subject to change without notice.Point t (Pin 3 of IC7)V : 1V/div, H : 50 nsec/divDC, 1 : 1 probe0VIC10, 11, 13, 1

26、4, 16, 17, 19, 20, 22, 23: PCM1704F24 bit D/A ConverterIC4756 : PC4570G2Dual OP-Amp+OUT1IN1VCC+VCCOUT212345+IN1IN2+IN2 +678IC33 35 : MSM514260C-60JS262,144-word x 16 bit Dynamic RAM1VCC2DQ13DQ24DQ35DQ46VCC7DQ58DQ69DQ710DQ811NC12NC13WE14RAS15NC16A017A118A219A320VCC40VSS39DQ1638DQ1537DQ1436DQ1335VSS34

27、DQ1233DQ1132DQ1031DQ930NC29LCAS28UCAS27OE26A825A724A623A522A421VSSTIMINGGENERATORI/OCONTROLLERI/OCONTROLLERCOLUMNDECODERSSENSEAMPLIFIERSI/OSELECTOROUTPUTBUFFERSOUTPUTBUFFERSINPUTBUFFERSINPUTBUFFERSMEMORYCELLSCOLUMNADDRESSBUFFERSINTERNALADDRESSCOUNTERREFRESHCONTROL CLOCKROWDECODERSWORDDRIVERSON CHIPV

28、BB GENERATORROWADDRESSBUFFERSRASLCASUCASA0A8VCCVSSWEOEDQ1DQ8DQ9DQ169916168888888899REF DCSERVO DCVDDDGND+VDDVCCAGND+VCCBPO DC19174562016111214SERIAL INPUT I/F&CONTROL LOGIC23BIT DAC A23BIT DAC BBIPOLAROFFSETREFERENCE &SERVOPOWER SUPPLY109172381318IOUTNCNCNCNCBCLKWCLKDATA20BITINVERTIC9, 12, 15, 18, 2

29、1 : DF1704E24 bit Digital FilterSERIALINPUTI/F8X OVERSAMPLINGDIGITAL FILTERWITHFUNCTION CONTROLLEROUTPUTI/FMODECONTROLI/FCRYSTAL OSCPOWER SUPPLY228111121310151416171827643526252423192079228BCKINLRCINDINBCKOWCKODOLDORSF0SF1SROIISIW0IW1OW0OW1XTIXTOCLKOVDDVSSMD/CKOMC/LRIPML/RESVMODEMUTERSTDEMSCKIC57 :

30、HD74HC00FPELQuad 2 Input NANDA1B1A2VDDB4123411Y1A4Y4121314B2Y2B3A3567VSSY38910E-91/J-83P-E92/J84E-1P-E93/J85D-4P-E92/J84D-1P-E92/J84D-1ABCDEFGH123456IJKLMN78910DSP-AX1/RX-V1LCENTERREARCENTERFRONT LREAR L000000000000000000000000000000000000000000000000000000000000011.411.44.94.94.900-11.4-11.44.44.83

31、.64.33.7-11.500000011.411.411.400011.400011.411.4-11.5000-11.5000-11.5000000000000000000000000000000004.9-11.511.411.44.900-11.5-11.5-11.500-11.5-11.511.4-11.5000000000000000-11.511.411.4-11.5-11.511.4-11.4004.8000000000000000000000000000000000000000000000-11.6-11.64.8-0.1-5.7-5.7-5.1-5.15.45.44.84.

32、84.84.80.30.30.30.30.304.94.90.34.84.94.8-11.2-11.24.44.94.8-11.2-11.24.44.94.8-11.2-11.24.44.93.64.34.34.34.94.8-11.2-11.24.34.80005.4-5.7-11.5-11.65.411.3-11.5-11.611.511.500000-11.611.511.511.511.511.511.511.54.84.40000011.5-11.6000005.15.1-5.25.14.8004.800000005.15.1-5.25.14.8004.800000005.15.1-

33、5.25.14.8004.800000000000005.15.1-5.25.14.8004.84.94.94.94.94.94.94.91.30.30.54.800000000000000000000004.84.84.84.94.94.94.94.94.94.52.31.84.90000-0.104.94.90004.94.84.84.84.94.9-0.100004.90004.9-0.14.9004.900.500000004.94.94.94.94.94.94.94.90004.94.94.95.65.60.60.600000000.74.87.16.46.411.311.310.6

34、11.34.9-8.94.909.24.89.7-9.5-4.72.47.304.80000000005.15.1-5.25.14.80011.411.4-11.5000000000011.1-11.20000000000000000000000000000000000000000000000000000000000000000000yu-Au-BMAIN CPULEVEL CONTROLZONE 2 VOLUMEPHONE EQ AMPCIRCUIT CHANGES BY MARKET.X : NOT USEDISCHEMATIC DIAGRAM (FUNCTION)* All voltag

35、e are measured with a 10M/V DC electric volt meter.* Components having special characteristics are marked Zandmust be replaced with parts having specifications equal to thoseoriginally installed.* Schematic diagram is subject to change without notice.Point y (Pin 13 of IC27)V : 2V/div, H : 50 nsec/d

36、ivDC, 1 : 1 probe0VPoint u -A (+MB : Pin2 of CB8)Point u -B (/RES : Collector of Q8)V : 2V/div (+ MB), V : 2V/div (/RES)DC, 1 : 1 probe, H : 1 sec/div0V0V+ MB/RESAC CORD ONAC CORD OFFL2L4L3LCOM1L1 12345L6LCOM2L5 678L8LCOM3L7 91011VDD19VSS16VEE12RES 18S 17LEVEL SHIFTERLATCHSHIFT REGISTERR2R4R3RCOM1R1

37、R6RCOM2R5R8RCOM3R72022302928272625242321CONTROL15 CL14 D113 CEIC11 : LC78211Analog Function SwitchIC2, 3 : TC9274N-013Analog Function SwitchIC1 : NJM2068MD-T1IC48, 10, 1215, 2226 : PC4570G2Dual OP-Amp+OUT1IN1VCC+VCCOUT212345+IN1IN2+IN2 +678IC21 : LC78212Analog Function SwitchL6 3LCOM2 8L8LCOM3L7 910

38、11VDD19VSS16VEE12RES 18S 17L2L3L1 123L5 67LEVEL SHIFTERLATCHSHIFT REGISTERR2RCOM1R3RCOM1R1R6RCOM2R5R8RCOM3R72022302928272625242321CONTROL15 CL14 D113 CEL4 5LCOM1 4VSSGNDCKVDDSTBDATAS1S2S3S4S5S6S7S8S9S10S11S12S13S14S15S16S17S1S2S3S4S5S6S7S8S9S10S11S12S13S14S15S16S1721345768910111213141516171819202141

39、4240393836373534333231302928272625242322IC9 : LC7536-YElectric Controlled VolumeL5dB INCONTROLS112CE19CLK17DI18LATCHLEVEL SHIFTSHIFT REGISTERL CT13L CT24LVM95L5dB OUT6L1dB IN8L1dB OUTR5dB IN3028272223R1dB OUT25R1dB IN26R5dB OUTR CT1R CT2R VM13VDD21VCC14VSS10VEE27 11 15 16 20 24 29NCIC1620 : CS3310-K

40、SStereo Digital Volume ControlMUXMUXCONTROLREGISTERSERIAL TOPARALLELREGISTER88881616151481237611109121345AINLAGNDLAOUTLMUTEZCENCSSDATAISDATAOSCLKAOUTRAGNDRAINRVA+VAVD+DGNDIC31 : ADM202JRN-REEL7RS-232 Line Drive/RecieverR1R2T2T1T1OUTT1IN710T2OUTT2IN128R1INR1OUTR2INR2OUTGND564C2C2+V321C1C1+V+VCC16+5V

41、TO +10VVOLTAGE DOUBLER+10V TO 10VVOLTAGE INVERTER111413915RS-232INPUTSTTL/CMOSOUTPUTSRS-232OUTPUTSTTL/CMOSINPUTSE-92/J-84P-E97/J89F-2P-E91/J83L-7P-E91/J83L-8P-E91/J83L-6P-E97/J89A-6P-E96/J88G-1P-E95/J87I-5P-E95/J87H-5P-E93/J85D-2P-E95/J87F-1P-E94/J86I-4P-E100/J92C-2P-E100/J92B-6P-E94/J86I-5P-E97/J89

42、C-4P-E97/J89C-3ABCDEFGH123456IJKLMNO78910DSP-AX1/RX-V1REAR LREAR CENTERCENTERLFRONT L003.28.34.903.28.304.98.304.94.9046.846.8IDLINGCURRENT ADJ.(RL)46.846.8-44.7-44.7-46.8-44.01.71.71.146.81.10.60.500-1.7-1.7-1.7-1.1-46.8-1.1-0.6-46.8-0.60-0.646.80.6046.10.6000003.204.908.40004.904.9-8.9-4.916.611.8

43、-16.628.228.328.010.64.84.24.20.18.71.11.128.3-1.1-0.50.528.3-28.328.346.746.846.80.71.346.80.20.746.846.80000000.2-0.446.8-0.4-0.746.8-45.4-45.2-46.7-45.8-45.800.5-45.800.5-45.845.9-45.646.546.8-46.7-44.9-46.1-46.4-0.7-0.9-0.40.2-1.51.51.60.50-45.60.50-45.6-46.246.446.246.8-46.21.7-45.0-43.8-1.7-45

44、.6-45.6-45.6-46.2-44.4-44.446.81.61.1-1.6-1.1-1.7-46.8-1.1-1.1-46.8-0.5-0.5-46.801.646.81.10.50.5-0.546.80.5046.1000001.3-1.545.90046.21.346.60.50.6-0.6-1.1000000028.228.328.200000-11.81.744.946.81.71.146.81.10.546.80.50000000-0.6-0.6-1.1-46.8-1.1-1.7-1.7-1.7-1.7-1.146.846.446.2-46.8-44.7-44.9-44.30

45、.50.546.80.50.246.8-46.80.20.5-0.6-0.6-46.8-0.6-0.3-46.8-44.8-44.8-44.2-0.3-0.6-0.6-0.6-0.5-1.146.346.200.5-0.60000000-0.646.846.846.246.21.11.746.80.5-0.6-46.81.146.80.5046.800000-1.1-46.80.6-1.7-1.6-0.5-1.7-1.1-1.71.7-46.8-44.8-45.4-45.2-1.10046.819.20.1AC44.4AC72.8-46.546.500-28.128.000-28.128.02

46、8.028.028.00000000-29.1-45.2-29.6-29.60IDLINGCURRENT ADJ.(RR)IDLINGCURRENT ADJ.(RC)IDLINGCURRENT ADJ.(FL)IDLINGCURRENT ADJ.(FR)IDLINGCURRENT ADJ.(L)IDLINGCURRENT ADJ.(C)IDLINGCURRENT ADJ.(R)CIRCUIT CHANGES BY MARKET.X : NOT USEDO : USEDISCHEMATIC DIAGRAM (MAIN)* All voltage are measured with a 10M/V

47、 DC electric volt meter.* Components having special characteristics are marked Zandmust be replaced with parts having specifications equal to thoseoriginally installed.* Schematic diagram is subject to change without notice.E-93/J-85P-E98/J90H-2P-E100/J92C-3P-E92/J84K-7P-E96/J88E-6P-E95/J87D-1P-E91/

48、J83L-7P-E98/J90F-4P-E98/J90F-2P-E100/J92E-1E-3E-4POWERTRANSP-E94/J86J-7P-E100/J92E-1E-3E-4POWERTRANSP-E100/J92E-1E-3E-4POWERTRANSP-E94/J86A-3TO : FANABCDEFGH123456IJK78DSP-AX1/RX-V1-29.2-22.6-29.2-22.1-22.1-22.1-22.1-22.1-22.1-22.1-29-29.14.90.40.44.94.94.94.94.94.94.94.9-29-29-29-29-29-294.9-29-29-

49、29-29.1-29.2-29-292.22.24.94.94.84.84.80-29-22.1-22.1-22.102.24.94.94.84.84.84.9-29.2-22.1-22.1-2.9 -2.94.9TO MAIN (2)TO MAIN (2)TO POWER TRANSFORMERTO POWER TRANSFORMERCIRCUIT CHANGES BY MARKET.X : NOT USEDISCHEMATIC DIAGRAM (DSP(2)* All voltage are measured with a 10M/V DC electric volt meter.* Co

50、mponents having special characteristics are marked Zandmust be replaced with parts having specifications equal to thoseoriginally installed.* Schematic diagram is subject to change without notice.IC901, 902 : M66004MBFP-200CFL Display DriverP11817DISPLAYCONTROLREGISTEROUTPUTPORT(2BIT)SERIALRECEIVECI