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1、ABCDEFGH123456IJKLMN78910RX-V3000/RX-V3000RDSISCHEMATIC DIAGRAM (DSP)* All voltage 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 s
2、ubject to change without notice.Point q (Pin 1 of IC501)V : 2V/div, H : 50 nsec/divDC, 1 : 1 probe0VIC512, 515519, 525527 :PC4570G2IC509 : NJM2904M-T1Dual OP Amp+OUT1IN1VCC+VCCOUT212345+IN1IN2+IN2 +678IC510, 511 : TC74HCUO4AF-TP1Hex Inverters1A1Y2YVDD6A1234112A6Y5A1213143A3Y5Y4A567VSS4Y8910IC507, 51
3、3 : TC74HC00AFQuad 2 Input NANDA1B1A2VDDB4123411Y1A4Y4121314B2Y2B3A3567VSSY38910IC504 : CY62256LL-70SNCT32K X 8 bits Static RAMA5A6A7A8A9A10A11A12A13A14I/O0I/O1I/O2GND12345678910111213142827262524232221201918171615VCCWEA4A3A2A1OEA0CEI/O7I/O6I/O5I/O4I/O3INPUT BUFFERCOLUMNDECODERPOWERDOWNSENSE AMPSROW
4、 DECODER512 X 512ARRAYCEA10A9A8A7A6A5A4A3A2A14A13A12A11A1A0WEOEI/O0I/O1I/O2I/O3I/O4I/O5I/O6I/O7IC514 : AK4527VQ96kHz 24 bit 6ch CODEC1234567891011SDOSI2CSMUTEBICKLRCKSDTI1SDTI2SDTI3SDTOD AUXDFS1213141516171819202122DEM1DEM0TVDDDVDDDVSSPDNICKS2ICKS1ICKS0CAD1CAD03332313029282726252423DZF2RIN+RINLIN+LI
5、NROUT1LOUT1ROUT2LOUT2ROUT3LOUT34443424140393837363534LOOP1LOOP0/SDA/CDTIDIF1/SCL/CCLKDIF0/CSNP/SMCLKDZF1AVSSAVDDVREFHVCOMIC508 : TC74VHCT08AFQuad 2 Input ANDA1B1A2VDDB4123411Y1A4Y4121314B2Y2B3A3567VSSY38910IC502 : MSM514260C-60JS262,144-word x 16 bit Dynamic RAM1VCC2DQ13DQ24DQ35DQ46VCC7DQ58DQ69DQ710
6、DQ811NC12NC13WE14RAS15NC16A017A118A219A320VCC40VSS39DQ1638DQ1537DQ1436DQ1335VSS34DQ1233DQ1132DQ1031DQ930NC29LCAS28UCAS27OE26A825A724A623A522A421VSSTIMINGGENERATORI/OCONTROLLERI/OCONTROLLERCOLUMNDECODERSSENSEAMPLIFIERSI/OSELECTOROUTPUTBUFFERSOUTPUTBUFFERSINPUTBUFFERSINPUTBUFFERSMEMORYCELLSCOLUMNADDRE
7、SSBUFFERSINTERNALADDRESSCOUNTERREFRESHCONTROL CLOCKROWDECODERSWORDDRIVERSON CHIPVBB GENERATORROWADDRESSBUFFERSRASLCASUCASA0A8VCCVSSWEOEDQ1DQ8DQ9DQ169916168888888899IC521, 522, 524 : PCM1704F24 bit D/A ConverterREF DCSERVO DCVDDDGND+VDDVCCAGND+VCCBPO DC19174562016111214SERIAL INPUT I/F&CONTROL LOGIC2
8、3BIT DAC A23BIT DAC BBIPOLAROFFSETREFERENCE &SERVOPOWER SUPPLY109172381318IOUTNCNCNCNCBCLKWCLKDATA20BITINVERTIC520, 523 : DF1704E24 bit Digital FilterSERIALINPUTI/F8X OVERSAMPLINGDIGITAL FILTERWITHFUNCTION CONTROLLEROUTPUTI/FMODECONTROLI/FCRYSTAL OSCPOWER SUPPLY22811112131015141617182764352625242319
9、2079228BCKINLRCINDINBCKOWCKODOLDORSF0SF1SROIISIW0IW1OW0OW1XTIXTOCLKOVDDVSSMD/CKOMC/LRIPML/RESVMODEMUTERSTDEMSCKDATTLPFDACL OUT1HPFADCL IN+L INMCLKLRCKBICKDAUXSDOSSDTOSDTI1SDTI2SDTI3FORMATCONVERTERHPFADCR IN+R INDATTLPFDACR OUT1DATTLPFDACL OUT2DATTLPFDACR OUT2DATTLPFDACL OUT3DATTLPFDACR OUT3AUDIOI/FM
10、CLKLRCKBICKSDOUTSDIN1SDIN2SDIN3DC INPUT (VIN)DC OUTPUT (VO)ON/OFF CONTROL (VC)GND2531I CIC505 : PQ025EZ5MZP+2.5V RegulatorAC3D34MDRAMAC-3 RF DEMODULATORCODEC(A/D & D/A CONVERTER)DIGITALFILTERD/ACONVERTERRAMFLFLFL/FRFL/FRRLRLRL/RRRL/RRRCRC/LFERC/LFERCLLCD DIGITALL/RCL/RCCC04.94.94.93.304.94.93.3004.9
11、004.9004.9004.9004.9004.9004.93.704.94.92.0000004.94.93.70002.63.104.90.42.63.104.90.40000004.900004.94.9004.9004.905.05.00.10.10.100.8000.83.11.75.01.03.700.10.10.10.100002.12.12.02.002.604.85.02.65.02.605.03.403.405.0000002.50.44.04.00003.404.8004.8004.004.04.02.50.10.10.12.5003.33.33.303.33.30000
12、.700001.61.61.60002.50003.303.32.101.73.41.204.74.71.600004.74.84.81.602.42.44.74.74.704.704.61.60.704.74.71.600004.74.84.81.602.42.41.74.74.74.704.704.62.4-4.904.92.4-4.9-2.3-2.30002.64.92.4-4.904.92.4-4.9-2.3-2.30002.74.91.72.4-4.804.92.4-4.8-2.3-2.20002.74.90000-11.000011.60-11.000-11.0000-11.600
13、011.6000-11.60000-11.000011.60-11.00000-11.62.52.52.511.62.52.52.511.62.52.52.5-11.62.52.52.5-11.62.52.52.52.52.52.52.52.55.005.0002.83.32.802.83.3002.82.802.83.32.802.83.3002.82.8000000000-11.0-11.0000-11.0-11.000000011.6-11.60000.60.600000011.6-11.60000.60.600000011.6-11.60001.61.6000002.52.52.52.
14、52.52.52.52.52.52.505.005.003.305.05.000005.005.01.605.05.02.51.61.54.0003.300000003.3000.93.41.71.8003.40.2000000.403.31.71.03.401.72.03.12.10.10.10.10.10003.400.8000.8003.33.30qwCIRCUIT CHANGES BY MARKET.X : NOT USEDO : USEDUS13510US13510FCC74P76L-2P75E-1Point w (Pin 56 of IC503)V : 2V/div, H : 50
15、 nsec/divDC, 1 : 1 probe0VConditions INPUT: DVD auto PROGRAM: PRO LOGIC DSPRadioFans.CN 收音机爱 好者资料库ABCDEFGH123456IJKLMNO78910RX-V3000/RX-V3000RDSISCHEMATIC DIAGRAM (FUNCTION)* All voltage are measured with a 10M/V DC electric volt meter.* Components having special characteristics are marked Zandmust
16、be replaced with parts having specifications equal to thoseoriginally installed.* Schematic diagram is subject to change without notice.IC501 : NJM2068MD-T1IC506509, 511, 513515, 521,523525 : PC4570G2Dual OP-Amp+OUT1IN1VCC+VCCOUT212345+IN1IN2+IN2 +678L2L4L3LCOM1L1 12345L6LCOM2L5 678L8LCOM3L7 91011VD
17、D19VSS16VEE12RES 18S 17LEVEL SHIFTERLATCHSHIFT REGISTERR2R4R3RCOM1R1R6RCOM2R5R8RCOM3R72022302928272625242321CONTROL15 CL14 D113 CEIC503, 512 : LC78211Analog Function SwitchIC502, 504 : LC78212Analog Function SwitchL6 3LCOM2 8L8LCOM3L7 91011VDD19VSS16VEE12RES 18S 17L2L3L1 123L5 67LEVEL SHIFTERLATCHSH
18、IFT REGISTERR2RCOM1R3RCOM1R1R6RCOM2R5R8RCOM3R72022302928272625242321CONTROL15 CL14 D113 CEL4 5LCOM1 4IC510 : LC7536-YElectric Controlled VolumeL5dB INCONTROLS112CE19CLK17DI18LATCHLEVEL SHIFTSHIFT REGISTERL CT13L CT24LVM95L5dB OUT6L1dB IN8L1dB OUTR5dB IN3028272223R1dB OUT25R1dB IN26R5dB OUTR CT1R CT2
19、R VM13VDD21VCC14VSS10VEE27 11 15 16 20 24 29NCIC516520 : CS3310-KSRStereo Digital Volume ControlMUXMUXCONTROLREGISTERSERIAL TOPARALLELREGISTER88881616151481237611109121345AINLAGNDLAOUTLMUTEZCENCSSDATAISDATAOSCLKAOUTRAGNDRAINRVA+VAVD+DGNDIC505, 522 : LC78213Analog Function SwitchL6LCOM3L5 789L7LCOM41
20、011VDD19VSS16VEE12RES 18S 17LEVEL SHIFTERLATCHSHIFT REGISTERR6RCOM3R5R7RCOM42024232221CONTROL15 CL14 D113 CEL4LCOM2L3 456R4RCOM2R3272625L2LCOM1L1 123R2RCOM1R1302928IC527 : MBM29F400BC-704M Bit Flash Memory12345678910111213141516171819202122N.C.RY/BYA17A7A6A5A4A3A2A1A0CEVSSOEDQ0DQ8DQ1DQ9DQ2DQ10DQ3DQ1
21、1RESETWEA8A9A10A11A12A13A14A15A16BYTEVSSDQ15/A-1DQ7DQ14DQ6DQ13DQ5DQ12DQ4VCC44434241403938373635343332313029282726252423RY/BYRY/BYBUFFERERASE CIRCUITWRITE/ERASEPULSE TIMERLOW VCC DETECTVCCVSSWEBYTECEOEA-1A0A17RESETCONTROLCIRCUIT(COMMAND REGISTER)CHIP ENABLEOUTPUT ENABLECIRCUITWRITE CIRCUITI/O BUFFERD
22、Q0DQ15DATA LATCHY DECODERX DECODERADDRESS LATCHSTBSTBY GATE4,194,304CELLMATRIXPoint e (Pin 20 of IC26)V : 2V/div, H : 50 nsec/divDC, 1 : 1 probe0VPoint r-A (+MB : Emitter of Q506)Point r-B (/RES : Collector of Q507)V : 5V/div (+ MB), V : 1V/div (/RES)DC, 1 : 1 probe, H : 1 sec/div0V0V+ MB/RESAC CORD
23、 ONAC CORD OFFINPUT SELECTORREC OUT/ZONE 2SELECTORPHONO MMEQ AMPBUFFERZONE 2LEVEL CONTROL4MROMMAIN CPULEVEL CONTROLRESETPOWER DOWNDETECTFLFLFLFLRLRLRLRCRCRCLLCLCLC0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000011.6-11.600011.600011.6000-11.600
24、0-11.600000000000000011.6000-11.6-11.6000-11.600011.6011.60-11.6000-11.600011.6011.6011.6000000-11.600011.6000-11.60000011.6-11.6000011.6000-11.62.22.21.61.83.02.01.62.54.8-11.600011.6004.82.12.02.22.62.12.42.42.42.14.902.83.12.42.51.41.42.02.14.92.82.82.02.22.42.41.81.81.700.82.404.84.8004.804.8000
25、-5.14.900004.9-5.1000-5.14.904.804.8004.84.8000-5.14.900004.804.8004.84.8000-5.14.900004.804.8004.84.8000-5.14.900004.804.8004.84.8000-5.14.90001.83.12.51.42.14.84.84.804.82.82.22.41.80.84.804.84.84.84.804.84.901.104.94.91.40.304.94.94.94.90011.9011.911.26.57.10004.800.6011.95.65.65.64.84.90.84.804.
26、84.81.74.804.8004.84.84.804.904.804.84.804.84.8004.800.5004.94.3-11.64.94.34.23.64.84.94.3-11.64.94.34.23.64.84.94.3-11.64.94.34.23.64.80.500.704.95.500-5.7-5.1-11.7-11.6-11.611.74.8-11.64.34.900-11.600-11.600-11.600-11.600-11.6-11.600-11.600-11.600-11.6-11.600-11.60-11.6000.6000.6000.60.600-11.600-
27、11.6000.60.600011.6000-11.600011.6000-11.600000000-0.1-0.1-0.1-11.6000000-0.1-0.1-0.111.600000000011.8000-11.8-11.600011.6002.42.02.82.01.42.42.82.42.42.42.42.12.62.202.04.800002.51.62.03.01.91.63.22.22.1004.84.804.9004.74.84.8004.84.804.804.8004.82.302.24.84.84.904.504.84.90004.84.5erArBCIRCUIT CHA
28、NGES BY MARKET.X : NOT USEDXJ553A0XF291A0XJ553A0XF291A0XJ553A0XJ553A075P76L-3P74H-1P76A-2P80G-3P78A-6P76L-4P76H-4P78F-3P78F-4P79H-2P76I-8P80I-2P78C-5P78J-2P80K-4P80K-3Conditions INPUT: DVD auto PROGRAM: PRO LOGIC DSPRadioFans.CN 收音机爱 好者资料库ABCDEFGH123456IJKLMN78910RX-V3000/RX-V3000RDSISCHEMATIC DIAGR
29、AM (OPERATION)* All voltage 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.VO12Vm13+Vm14VEE5+Vm26V
30、m27VO28VCC9VCC11+2IC803 : PC4570HADual OP-AmpIC802 : NJM2068L-DIC804 : NJM4556ALDual OP-AmpIN12+IN13VCC4+IN25IN26OUT27+VCC8OUT11+IC901, 902 : M66004MBFP-200CFL Display DriverP11817DISPLAYCONTROLREGISTEROUTPUTPORT(2BIT)SERIALRECEIVECIRCUITDIGITAL OUTPUTCIRCUITDISPLAYCONTROLLERCLOCKGENERATORP0XOUT20XI
31、N21CS14SCK15SDATA16RESET13DIG001261DIG15DIG12641DIG11SEG005923SEG35SEG273133SEG26SEGMENTOUTPUTCIRCUITDISPLAY CODEREGISTER(8BITx16)CGROM(35BITx160)DECODERCGRAM(35BITx16)DECODERCODE SELECTCODEWRITERAMWRITECORD/COMMANDCONTROLCIRCUITIC801 : TC4066BPQuad Analog Switch/MultiplexerSWAIN/OUT1OUT/IN2OUT/IN3I
32、N/OUT4CONT B5CONT C6VSS714VDD13CONT A12CONT D11IN/OUT10OUT/IN9OUT/IN8IN/OUTSWDSWBSWCSIG/ASIG/BSIG/DSIG/CTONE CONTROLBASS EXTENSIONPHONES AMPHP MUTEFL DRIVERFL DRIVER008.4-8.48.5008.5-8.50-8.400-8.40-8.50-8.400-8.408.500010.9000-10.9000-10.900010.90000.70.70009.18.48.4000-8.4-9.1-8.44.04.05.004.005.0
33、4.9-26.14.94.9-30.6-30.64.94.94.94.94.94.94.9-21.0-29.1-18.6-29.1-30.6-20.0-29.2-29.2-29.24.9-29.1-29.224.2-30.9-30.9-29.2-26.20-26.202.34.94.84.84.84.8-29.2-29.2-29.2-29.2-29.3-29.2-29.2-29.2-29.2-29.2-29.2-29.2-18.8-26.2-30.7-27.6-30.7-201-26.2-24.6-24.7-27.6-20.0-25.7-30.7-29.2-30.7-29.1-30.6-20.
34、0-30.6-21.0-26.14.9-29.2-29.3-27.2-29.2-23.8-23.8-26.2-12.5-12.50-26.2-29.2-29.2-18.8-26.2-30.7-27.6-30.7-20.1-26.2-24.6-24.7-27.6-20.0-25.7-30.7-29.2-30.7-29.2-29.2-30.6-29.3-27.2-29.2-29.2-29.2-29.2-29.2-29.2-29.2-29.3-29.2-29.2-29.2-29.2-23.8-23.8-29.2-29.1-29.1-29.20-29.2-29.2-29.2-29.2-29.2-29.
35、2-29.1-29.2-29.2-29.2-29.2-29.1-29.1-29.1-29.1-30.7-29.1-30.7-29.1-30.7-26.2-24.6-29.1-26.1-29.2-24.5-29.1-26.0-27.7-24.5-30.7-29.1-29.1-29.1-29.1-30.7-29.1-30.7-29.1-30.7-26.2-24.6-29.1-26.1-29.2-24.5-29.1-26.0-27.7-24.5-30.7-29.1-24.5-24.5-26.0-26.0-26.0-26.0-26.0-29.1-29.2-29.2-29.14.9-29.1-29.2-
36、29.2-29.2-29.229.229.20-29.2-29.1-29.1-29.24.84.84.84.84.92.32.30-26.1-26.0-26.0-26.0-26.0-24.5-24.5-29.1-30.94.94.80-12.3AC 6.9VCIRCUIT CHANGES BY MARKET.X : NOT USEDO : USEDREC OUTDSP PROGRAMVOLUMESW901 903, 971 981990 994EVQ11ASKQNAB76P75I-1P78F-4P75L-6P74G-1P75D-1P75L-5P75L-8Conditions INPUT: DV
37、D auto PROGRAM: PRO LOGIC DSPABCDEFGH123456IJKLMNO78910RX-V3000/RX-V3000RDSISCHEMATIC DIAGRAM (MAIN)* All voltage 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 ins
38、talled.* Schematic diagram is subject to change without notice.RELAY DRIVER VPREGULATORPOWER SUPPLYPOWER AMP (L ch)POWER AMP (R ch)POWER AMP (C ch)POWER AMP (RC ch)POWER AMP (RL ch)POWER AMP (RR ch)FLRLRCRLRCLCLCAC 81.0V (60.9V)51.8 (38.6)-51.8 (-38.8)0000000018.84.30.127.24.851.650.950.951.650.950.
39、950.9-0.600-40.7-51.9-51.6-51.8-51.2-8.6-51.9-51.1-51.6-51.1-0.5-1.100-51.9-51.6000051.6050.251.951.900.551.90.51.051.91.61.051.650.93.31.6-0.6-1.151.650.951.051.650.950.951.0-0.600.1-40.7-51.9-51.6-51.6-51.2-8.6-51.9-51.4-51.6-51.4-0.6-1.200-51.9-51.6000051.651.900.551.90.51.051.91.61.051.650.93.31
40、.6-0.6-1.1-2.9-0.6-0.5-2.951.650.950.951.650.950.950.9-0.600.1-40.7-51.9-51.6-51.6-51.2-8.6-51.9-51.4-51.6-51.4-0.6-1.100-51.9-51.6000051.651.900.551.90.51.051.91.61.051.450.93.31.6-0.5-1.1-2.8-0.651.650.950.951.650.950.950.9-0.600-40.9-51.9-52.0-51.6-51.2-9.0-51.9-51.4-51.6-51.40-1.1-0.50-51.9-51.6
41、000051.651.900.551.90.50.651.91.60651.450.93.31.6-0.5-1.1-2.80-51.0-9.0-1.1000051.650.950.951.650.950.950.9-0.600-40.9-51.9-52.0-51.6-51.2-8.9-51.9-51.6-51.6-51.6-0.5-1.100-51.9-51.6000051.651.900.551.90.51.051.91.61.051.450.93.31.6-0.5-1.1-2.8-0.5-51.0-9.0-1.1000051.650.950.951.650.950.950.9-0.600-
42、40.9-51.9-52.0-51.5-51.2-9.0-51.9-51.4-51.6-51.40-1.2-0.60-51.9-51.6000051.651.900.551.90.51.051.91.61.051.450.93.41.6-0.6-1.2-2.80-51.0-9.0-1.251.351.851.751.951.628.7000-25.6-51.6-51.5-51.0-51.7-51.50.30.200.300-31.4-49.6-30.90.123.027.127.1023.0023.8CIRCUIT CHANGES BY MARKET.X : NOT USEDF AMP (1)
43、F AMP (1)77P75L-4P78D-6P78D-6P78D-1P78D-1Conditions INPUT: DVD auto PROGRAM: PRO LOGIC DSPABCDEFGH123456IJK78RX-V3000/RX-V3000RDSISCHEMATIC DIAGRAM (F AMP)* All voltage are measured with a 10M/V DC electric volt meter.* Components having special characteristics are marked Zandmust be replaced with p
44、arts having specifications equal to thoseoriginally installed.* Schematic diagram is subject to change without notice.IC901 : LC72722RDS Signal Processor+ +REFERENCEVOLTAGE57kHzbpf(SCF)CCBTESTPLL(57kHz)ANTIALIASINGFILTERSMOOTHINGFILTERRAM(24 BLOCK DATA)ERROR CORRECTION(SOFT DECISION)SYNC/ECCONTROLLE
45、RSYNCDETECT-1DATADECODERCLOCKRECOVERY(1187.5Hz)MEMORYCONTROLOSC/DIVIDERVREFCLK(4.332MHz)SYNCDETECT-2VDDAVSSDVDDDRDS-IDSYNCSYRVSSAMPX INDOCLDICET1T2T3T4T5T6T7X INVREFFL OUTC INX OUT3141519182415642202122237891011 16 171312IC351 : M5220LDual OP-AmpIN12+IN13VCC4+IN25IN26OUT27+VCC8OUT11+POWER AMP (FRONT
46、)POWER SUPPLYFAN DRIVERREGULATORSUBPOWER SUPPLYRDS DECODERFL27.024.625.20-22.6-27.2-22.1001.124.61.127.00.527.0050.4000-26.30-27.2-26.9-27.2-26.4-26.2-14.0-26.91.11.127.00.527.0050.6000-26.30-27.2-26.9-27.2-26.4-26.2-13.9-26.900-22.10026.826.60026.7021.1-20.012.0-11.905.09.1-5.00-9.35.09.100-9.309.1
47、0-27.2027.0AC 43.3VAC 15.9VAC 6.9V05.44.711.511.53.22.60004.84.72.12.14.302.12.1004.71.71.8000.712.01.41.44.8012.05.95.8AC 12.6VCIRCUIT CHANGES BY MARKET.X : NOT USEDZZZCIRCUIT CHANGES BY MARKET.X : NOT USEDO : USEDTUNER78P77K-4P77J-4SAME PAGED-7P80B-3SAME PAGED-7SAME PAGED-7P75L-6P75L-7P76A-7P75G-9
48、P77M-3SAME PAGEF-2/F-3P75E-9Conditions INPUT: DVD auto PROGRAM: PRO LOGIC DSPABCDEFGH123456IJKL78RX-V3000/RX-V3000RDSISCHEMATIC DIAGRAM (VIDEO 1/2)* All voltage are measured with a 10M/V DC electric volt meter.* Components having special characteristics are marked Zandmust be replaced with parts hav
49、ing specifications equal to thoseoriginally installed.* Schematic diagram is subject to change without notice.Point t (Pin 3 of IC610)V : 1V/div, H : 50 nsec/divDC, 1 : 1 probe0VIC608 : TC74HCUO4APHex Inverters1A1Y2YVDD6A1234112A6Y5A1213143A3Y5Y4A567VSS4Y8910IC611 : BU2092Serial In/Parallel Out Driv
50、erCONTROLCIRCUITOUTPUT BUFFER (OPEN DRAIN)128BIT STORAGE REGISTER128BIT SHIFT REGISTER101112131415161718VSSDATACLOCKLCKQ0Q1Q2Q3Q4VDDOEQ11Q10Q9Q8Q7Q6Q5123456789IC601 : TK15420MVIdeo Amp+OUTAINAVEEVCCOUTB12345+INAINB+INB +678IC609 : LA710975 Video Driver6dBDR6dBDR6dBDR123456783635343332313029VIN1+NFB1
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