IC-7610_sch_AB4OJ.pdf

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1、SCHEMATIC DIAGRAMS To upgrade quality, some components may be subject to change without notice. q A7380-5EX Printed in Japan 2017 Icom Inc. GENERAL WIRING (1/2) J3061 J3051 J8502 J151 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 J251 1 2 3 4 5 6 7 8 9 10 11 12 13

2、14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 J201 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 J361 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 J2(CHASSIS) J1(CHASSIS) J1801 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19

3、 20 21 22 23 24 25 26 27 28 29 30 J101 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 J1003 J1002 J1001 J2003 J941 J101 P3P3 P3P3 P3P3 P3P3 J701 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 P3P3 MF1 P3P3 P3P3 P3 P3P3 P3 J1401 1 2

4、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 J1301 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 P3P3 J2 J2 J1 J1 J1091 P3P3 J4007 1 1 2 2 3 3 4 4 5 5 6 6 7 7 J4006 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 J4001 J4002 J4003 J4004 J4005 J1102

5、J1002 J1191 J502 1 2 3 4 5 6 7 8 910 J902 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 J1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 J301 1 2 3 4 5 6 7 8 9 10 11 12 13 14 J9605 1 2 3 4 5 6 7 8 J451 1 2 34 J4003 1 2 J9606 1 1 2 2 3 3 4 4 5 5 6 6 J331 1 2 3 4 5 6 78 J9607 1 2

6、 J341 1 2 34 J8501 J8001 J2481 J3481 J2018 1 2 3 45 J9611 1 2 3 J9611 1 2 3 J602 1 2 3 45 J9611 1 2 3 J9611 1 2 3 J612 1 2 3 45 J2018 1 2 3 45 J601 1 2 3 4 5 6 7 8 9 10 J2017 1 2 3 4 5 6 7 8 9 10 J2017 1 2 3 4 5 6 7 8 9 10 J611 1 2 3 4 5 6 7 8 9 10 P30 1 2 3 4 J721 1 2 3 4 5 67 J9610 1 1 2 2 3 3 4 4

7、 5 5 J2001 1 2 3 4 5 67 J9610 1 1 2 2 3 3 4 4 5 5 J3071 1 2 34 J4003 1 2 SP1 J6106 1 2 3 4 J6106 1 2 3 4 J591 1 2 3 4 56 J4501 J1071 J1171 J1072 J1172 RF:J3001/BPF:J1001 12 34 56 78 910 1112 1314 1516 1718 1920 2122 2324 2526 2728 2930 3132 3334 3536 3738 3940 RF:J3002/BPF:J1002 12 34 56 78 910 1112

8、 1314 1516 1718 1920 2122 2324 2526 2728 2930 3132 3334 3536 3738 3940 4142 4344 4546 4748 4950 RF:J2002/BPF:J1002 12 34 56 78 910 1112 1314 1516 1718 1920 2122 2324 2526 2728 2930 3132 3334 3536 3738 3940 4142 4344 4546 4748 4950 RF:J2001/BPF:J1001 12 34 56 78 910 1112 1314 1516 1718 1920 2122 2324

9、 2526 2728 2930 3132 3334 3536 3738 3940 J1101 J1001 P3 J8521 P3 J4051 J351 1 2 3 4 5 6 7 8 9 10 11 12 13 1415 J203 1 2 3 4 5 6 7 8 9 10 11 12 13 1415 J9613 1 2 3 4 5 6 7 8 9 10 11 12 13 J9613 1 2 3 4 5 6 7 8 9 10 11 12 13 J109 1 2 3 4 5 6 7 8 9 1011 J321 1 2 3 4 5 6 7 8 9 1011 J9616 1 2 3 4 5 6 7 8

10、 9 J9617 1 2 3 4 5 6 7 8 9 J6201 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 26262525 J7401 1 2 3 4 5 6 7 8 910 J9401 1 2 3 4 5 6 7 8 9 10 11 1213 J7121 1 2 3 4 BRRF ATRRF SD UNITDISPLAY UNIT PA UNIT USB UNIT DIGISEL-B UNIT ANT1 ANT2 RFMON RX-A PAO RX-B DIGIB-OUT DIGIB-IN DIGIA-IN

11、 DIGIA-OUT YGR ACCACC ALC RELAY EXT METER KEY REMOTE RX-OUT X-VERT RX-IN SDDAT3 GND SDCMD SDDAT0 GND SDDAT1 SD3R3V SDCD SDDAT2 SDCLK SDWP GND GND GND MICI MICE AFO AFE PHOR PHOL PHE PHE TUNER UNIT RF UNIT MAIN UNIT RFMON EXT-SP (A) (B) EXT-SP KEYPAD (1)(2) DC-IN GND +14V +14V HV GND MICE PHE AFO PHE

12、 AFE PHOR MICI PHOL ATRRF BRRF DIGISEL-A UNIT W21W23W31W33W51W61W41W48 PAO YGR ATNS GND NC 3R3V T8V TSTB2 NC GND TCALV -12V 3R3V SWRL IMPI 14V GND TSTB4 TDAT FORLP REFLP TOE PHASEI GND TSTB1 TPWRL TCLK TSTB3 14V 14V NC IREFV GND DID1V PSTB GND GND GND THML MDAT NC PDIDV GND GND FID1V DID2V +3R3V MCK

13、 PVDL +5V GND KEY DIDL DRESL NC FIDL GND GND START FID2V PWRS GND +14V RSTB3 +8V GND +3R3V RSTB1 +14V +14V MDAT +3R3V NC +8V GND RSTB2 GND NC GND RSTB5 NC MCK GND NC +14V GND RSTB4 +8V GND +3R3V DRESL GND TRAS TRVI METAV DPGV SENI BANDV RXS EPAD1L METBV GND DRIVE CIV T8V KEYI GND NC RTKI TRVTS EXRL1

14、S AAF CIVE DSELADJ GND ACC5V EXRL2S EPAD2L ALC GND AMOD EALC GND FLTXD NC FTRAS F3R3V NC F3R3V GND GND FRES HV 5V HV GND GND PWRK GND 5V NC GND FLRXD GND +8V 5V NC F3R3V +8V FSENI 5V GND VBUS2 GND_2 D-2 VBUS1 D+2 D-1 GND D+1 GND GND_1 DISPLAY UNIT DSCLB GND DSAPBH DSDAB MDAT DSRES DSTBB MCK GND DSON

15、BH DSCLA GND DSAPAH DSONAH GND MCK DSTBA MDAT DSDAA DSRES GND +3R3V +15V GND +3R3V +15V REFLP TCALV ANTS PHASEI SWRL TSTB3 IREFV TSTB2 T8V NC +14V GND +14V TSTB1 GND IMPI -12V +14V TDAT GND NC GND NC +3R3V TSTB4 TOE TPWRL TCLK +3R3V FORLP KEY DID1V PFIDL GND GND GND GND THML FID2V MDAT +3R3V PVDL PD

16、IDL DID2V GND START +5V DRESL PWRS PDIDV GND PSTB FID1V NC GND NC GND MCK GND GND NC GND GND GND RSTB2 +3R3V NC NC +3R3V MDAT GND +14V MCK +3R3V +14V NC RSTB5 +14V GND +14V GND RSTB4 +8V GND +8V GND RSTB3 +8V DRESL RSTB1 AAF DSELADJ NC DPGV CIV EPAD2L TRVI CIVE GND BANDV ALC METAV GND EXRL1S RTKI EX

17、RL2S EALC TRAS METBV SENI ACC5V T8V AMOD RXS GND GND EPAD1L TRVTS DRIVE KEYI GND DSCK GND DSDAT DSAPAH DSDAA DSONAH DSCLA DSTBA DSRES DSDAT DSAPBH DSDAB DSONBH DSCLB DSTBB DSRES DSCK GND GND +3R3V +14V GND GND +14V +3R3V LK2M GND LK2P CLKP GND CLKM +3R3V LCD_ON LK0M +3R3V LK1M LK0P LK1P GND SD_D3 GN

18、D GND SD_CD SD_CLK SD_D0 GND SD_D2 GND SD_CMD SD_D1 SD_WP SD3R3V GND USB1_HP USB1_HM USB1_5V USB2_HP USB2_HM USB2_5V GND GND GND +8V USA5V HV F3R3V PWRK USA5V F3R3V USA5V FTRAS NC GND GND F3R3V GND LRXD GND FSENI +8V HV NC GND FRES GND GND NC NC USA5V LTXD FANG FAN1 W1 TUNER EXT W1101W1104 HV GND GN

19、D +14V +14V 700mm W11-15 SPE SPO SPEAKER +14V GND GND GND GND BA10AS BA1AS +14V BA9AS BA7AS BA8AS BA11AS GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND EXT REF-IN RFLIA RFHIA RFHIA RFHIA RFHIA RFHIA RFHIA RFHIA RFHIA RFHIA

20、RFLIA RFLIA RFLIA RFLIA RFLIA RFLIA RFLIA RFLIA RFLIA RFOA RFOA RFOA RFOA RFOA RFOA RFOA RFOA RFOA RFOA BPF-A BOARDBPF-B BOARD W71W74 W101,W102 W111,W112 W121,W122 W141,W142 W131,W132 W151,W152 W161,W162 W171,W172 W101,W102 W191,W192 W201,W202 W301 W302 W303W304 W305W306W307W308 GND GND GND GND GND

21、GND GND GND GND GND RFHIA BA10AS RFOA RFOA BA1AS BA9AS BA11AS BA7AS BA8AS +14V BA1BS GND GND GND GND +14V RFLIB GND BA9BS GND RFOB GND GND GND GND BA9BS GND GND GND BA10BS GND BA7BS GND GND GND BA10BS GND GND BA11BS GND GND GND BA1BS GND RFHIB GND BA8BS GND GND GND GND GND GND GND BA7BS GND GND GND

22、BA11BS GND GND GND GND GND GND BA8BS GND +14V GND GND GND RFOB RFOB RFOB RFOB RFOB RFOB RFOB RFOB RFOB RFOB RFOB RFHIB RFHIB RFHIB RFHIB RFHIB RFHIB RFHIB RFHIB RFHIB RFLIB RFLIB RFLIB RFLIB RFLIB RFLIB RFLIB RFLIB RFLIB RX-A RX-B W211,W212 PW2FB PW2FB LK2M CLKP LCD_ON GND GND LK1M LK2P CLKM LK0M LK

23、0P +3R3V LK1P +3R3V GND (DVI) LAN EXT-DISP USB-2 (REMOTE&AF/IF) USB-1 KEY START o!9 ii i 67 y, u 4, 5 03 8, 9 #0#0 To upgrade quality, some components may be subject to change without notice. w A7380-5EX Printed in Japan 2017 Icom Inc. SCHEMATIC DIAGRAMS GENERAL WIRING (2/2) J771 1 2 3 4 5 6 7 8 9 1

24、0 J503 1 2 3 4 5 6 7 8 910 J504 1 2 3 4 5 6 7 8 9 10 J501 1 2 3 4 5 6 7 8 9 10 J502 1 2 3 4 5 6 7 8 910 J801 1 2 3 4 5 6 7 8 9 10 J201 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 31 32 33 34 35 36 37 38 39 40 4142 J1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 J2 1 2 3 4 5

25、6 7 8 910 J1 1 2 3 4 5 6 7 8 9 10 1112 J2 1 2 34 J1 1 2 3 4 5 6 7 8 9 10 1112 J2 1 2 3 4 5 6 7 8 9 10 1112 J1 1 2 3 4 5 6 7 8 9 10 1112 J4003 1 2 J9608 1 2 3 4 5 6 7 8 J9609 1 2 3 4 5 6 7 8 J6106 1 2 3 4 J702 1 2 3 4 56 J6106 1 2 3 4 J821 1 2 3 4 56 J203 1 2 3 4 5 6 7 8 9 10 11 12 13 1415 J902 1 2 3

26、 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 J9613 1 2 3 4 5 6 7 8 9 10 11 12 13 J9617 1 2 3 4 5 6 7 8 9 J109 1 2 3 4 5 6 7 8 9 1011 J9605 1 2 3 4 5 6 7 8 PHE PHE DOT PBAAK PHOL GND 3R3V GND KSPDL DASH PBBBK PHNI PBTK PHE GND PBABK PTCHL PHOR GND PBBAK RFML VLED+ AFMK

27、AFSK RFSL AFSL GND 3R3V VLED- AFML MULTI DS1 (FRONT UNIT) GND SDCLK SD3R3V GND GND SDCMD SDCD GND SDDAT0 SDDAT2 GND SDDAT3 SDDAT1 SDWP PHE PHOL MICE PHE PHOR MICI AFE AFO SQLS GND 8V AFO MICI MSND MICE MUDL DOT PHOR PHNI DASH GND GND PHOL PHE PHE PHE W11W18 MFDAK GND NC MFK MFDBK GND GND GND GND GND

28、 VLED- VLED+ VLED- VLED+ 3R3V AFML AFMK AFSL RFML RFSL AFSK GND 3R3V PBTK PTCHL PBABK GND PBBAK PBBBK PBAAK KSPDL GND BOARD BOARD PBT BOARD VR EX-3210 MAIN SENSOR BOARD MIC JACK BOARD SD BOARD USB BOARD DISPLAY BOARD TO MAIN J351 TO MAIN J361 TO MAIN J331,J341 TO MAIN J321 TO MAIN J301 W24 W21 W22 W

29、23 LCD MFK GND NC GND GND GND GND MFDAK GND MFDBK G1 B6 R5 B2 B4 XL B5 G3 G0 G2 NC B1 R7 R3 HSYNC VSYNC NC DE GND XR B3 G7 YU B0 GND NC R4 G5 R0 R6 VDD DISP R2 B7 R1 PCLK G4 YD G6 GND FRONT UNIT RIT SENSOR EX-3956 MAINDBK 5V GND MAINDAK RITBK GND 5V RITAK GND 5V MAINDBK MAINDAK RITAK 5V GND RITBK GN

30、D GND NC NC GND CLKP HV LK2P PWRK LK1P FLRXD FLTXD F3R3V F3R3V LCD_ON 5V CLKM GND +3R3V GND NC +8V GND GND HV LK0M 5V +8V FTRAS FSENI GND GND GND LK0P NC 5V F3R3V 5V LK2M FRES LK1M GND +3R3V USB2_5V GND USB1_HM USB2_HM USB2_HP GND USB1_HP USB1_5V GND 8V MUDL AFO MICI SQLS MSND GND MICE EP1 EP10 u, i

31、 i i i i i i i To upgrade quality, some components may be subject to change without notice. e A7380-5EX Printed in Japan 2017 Icom Inc. SCHEMATIC DIAGRAMS TUNER NET RFMON ATT 3 dB PWR AMP Q301,Q302 DRIVE AMP Q201,Q202 DRIVE PRE Q101 RL352 LPF 10 M/14 MHz LPF 5 M/7 MHz RL252RL251 LPF 3.5 M/3.8 M/4.63

32、 MHz RL102 RL402 RL301 RL351 RL202 LPF 50 MHz LPF 18 M/21 MHz RL101 RL401 LPF 1.8 MHz RL202 RL152 RL302 RL151 LPF 24 M/28 MHz D301,D302 PWR/SWR DET FORLP REFLP S27 RL T8V ANTS ANT1ANT2 RL BUFF Q1611 PHASEI DET D1201 POWER IREFV BUFF IC1901 PHASE DET IC1701,D1311,D1312 TPWRL ATT 10 dB IMPI SWR DET D1

33、505,D1506 SWRL L1S L2S L3S L4S L5S L6S L7S REGISTER IC941 SHIFT BUFF IC351 REGISTER IC2811,IC2821,IC2831,IC2841 SHIFT CURRENT IC411 DET T/R Q503 CTRL DIDL BUFF IC1901 DET D1271,IC1701 POWER BUFF IC351 J200121 2 3 4 START KEY Q431 HEAT SENS PWRSCTRL Q432 F2 12 S27 CURRENT IC401 DET FIDL YGR RX_B RX_A

34、 RX-OUT RX-IN COUPLER M/M 30 dB REF-IN X-VERT J1504J1504J1504J1504 L4S L2S L6S L1S L7S L5S L3S THML BUFF IC151 BUFF IC251 BUFF IC251 BUFF IC351 BUFF IC351 DID1V DID2V FID1V FID2VPDIDV SW Q1122 +8V DC-DC IC1401 +1R5V REG IC1181 +2R5V REG IC1191 H4V DC-DC IC1001 UPWS F3R3V REG IC1141 H3R3V REG IC1101

35、+5V REG IC1241 AD3R3V REG IC1161 USB3R3V REG IC1131 +2R5V REG IC1171 PWRS PWRS 12V DC-DC IC1351 H1R18V DC-DC IC1251 +1R1V DC-DC IC1201 +3R3V DC-DC IC1051 IC1111 BACK-UP CTRL +5V DC-DC IC1301 SDPWS FPWS HV USA5V +14V ALC AMP IC2405 ALC AMP IC2405 12V ALC ALC AMP IC2407 ALC AMP IC2407 ALCL DPALCL ALC

36、CTRL Q2014,Q2062,Q2061 NASBS ALC AMP IC2405 ALC AMP IC2405 FORLP POCV ALC CTRL Q2012,Q2016 AMS ALC AMP IC2407 ALC AMP IC2407 ALC AMP Q2010 REFLP PFIDL ICCV +8V EALC T8V MUTE Q561,D561,D562 ATT 24 dB BUFF Q1621 CAPONS HV TDAT,TCLK,TOE TUNER UNIT NATT2S NATT2R TSTB1TSTB4 PA UNIT NATT1R NATT1S PSTB MCK

37、 MDAT DRESL+14VTUNER TO RF TO RF CHASSIS UNIT TO RF TO RF TO MAIN NL0SNL9S,NL0RNL9R NC1SNC9S,NC1RNC9R NCINS,NCINR,NCOUTS NCOUTR,NCREDS,NCREDR X-VERTER TO MAIN TO RF REF IN RX-ANT IN RX-ANT OUT +1R1V H1R18V +2R5V H2R5V +5V +3R3V F3R3V SD3R3V H3R3V +8V USB3R3V USA5V 12V +1R5V AD3R3V MAIN UNIT (REG BLO

38、CK)MAIN UNIT (ALC BLOCK) H4V +14V HVDC 13.8 V To upgrade quality, some components may be subject to change without notice. r A7380-5EX Printed in Japan 2017 Icom Inc. SCHEMATIC DIAGRAMS YGR AMP IC1091 LPF fc=60 ATT 1.8 dB YGR S27 RL S25 RL S25 RL S25 RL S25 RL SPLTRS SPLIT S25 RL S25 RL S27 RL S25 R

39、L HPFBS DSELBS HPFAS DSELAS RANTBS SPLTRS REGISTER IC1201,IC1202 SHIFT TRVRBS RMUTAS RMUTBS RANTAS TRVRAS AT24BS AT12BS AT6BS AT3BS AT24AS AT6AS AT12AS AT3AS REGISTER IC1203 SHIFT TRVI EALC CTRL Q4003 AMOD ASQLS AAF J4006 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 J4007 1 1 2 2 3 3 4 4 5 5 6 6 7 7 BANDV ACC5V

40、J4005 EXRL1S METAV J4001 EXRL2S METBV J4002 EALC J4003 RELAY Q341,Q342 CIV J4004 MOS-FET IC4003 KEYI EPAD2L EPAD1L CIVE 14V ATT 1.8 dB BUFF IC4002 BUFF IC4002 BUFF IC4001 BUFF IC4001 CTRL Q4005 CTRL Q4008 SENI CTRL Q4004,Q4006,Q4007 TRAS TRVTS S25 RL RTKI CTRL Q1091,Q1092 T8VT5V T5V S25 RL PW2FB PW2

41、RLS PW2RLSBA1AS SPLONS LPF fc=60 MHz PR2AS PRE AMP Q3364 PR1BS PR2AS BA6AS BA12TXS PR1AS BA5AS PIN ATT D3431 AMP Q3475 PR2BS BA0AS ASQLS ALC BA9AS BA7AS BA8AS POFAS PIN ATT D3401 POFAS ATT 2 dB SPLOFS BA11ASBA3AS ATT 2.6 dB BA4AS PR1AS T8V SPLOFS DPGV RF AMP IC3421 POFBS ATRRF BA2AS PIN ATT D3402 RE

42、GISTER IC3504 SHIFT REGISTER IC3502IC3503 SHIFT DRIVE PRE AMP Q3335Q3336 SPLONS BA12AS BA10AS BPF 8.0010.999 MHz LPF 0.030.499 MHz BPF 11.0014.999 MHz BA11AS BPF 30.0060.00 MHz BA9AS BPF 50.0054.00 MHz(TX) BPF 22.0029.999 MHz BA7AS LPF 0.51.599 MHz BA12AS BA3AS BPF 4.005.999 MHz BPF 3.003.999 MHz BA

43、2AS BPF 50.0054.00 MHz(RX) BA12TXS BPF 15.0021.999 MHz BPF 1.601.999 MHz BPF 6.007.999 MHz BA5AS BA1AS BA0AS BPF 2.002.999 MHz BA6AS BA4AS LPF BA10AS BA8AS BA10BS BA7BS PRE AMP Q2335Q2336 BA1BS BA12BS BA11BS BA4BS PR2BS BA6BS BA9BS POFBS PR1BS BA0BS BA5BS SPLONS ATT 2 dB BA3BS AMP Q2471 PRE AMP Q236

44、4 BRRF SPLOFS REGISTER IC2502IC2503 SHIFT BA2BS BA8BS BA0BS BA3BS BPF 11.0014.999 MHz BA8BS BA5BS BPF 8.0010.999 MHz BA2BS LPF LPF 0.51.599 MHz BA7BS BA4BS BPF 2.002.999 MHz BA1BS BPF 3.003.999 MHz LPF 0.030.499 MHz BPF 6.007.999 MHz BA6BS BPF 1.601.999 MHz BPF 4.005.999 MHz BPF 22.0029.999 MHz BPF

45、30.0060.00 MHz BPF 15.0021.999 MHz BA12BS BA9BS BPF 50.0054.00 MHz BA11BS BA10BS EEPROM IC1 RF AMP Q201 IC4,IC5 D_S CTRL BPF EEPROM IC1 RF AMP Q201 RL IC1071 IC4,IC5 D_S CTRL DSELBS S25 RL BPF S25 RL HPF fc=1.6 MHz HPFBS S25 RL ATT 6 dB ATT 24 dB AT24BS ATT 12 dB AT6BSAT12BS S27 RL S27 RL AT3BS S27

46、RL S27 RL ATT 3 dB S25 RL RX_A RX_B RANTAS RANTBS TRVRBS TRVRASRMUTAS DET REV-PWR D1023 RMUTBS DET REV-PWR D1012 T5V RXS X-VERT DSELADJ ATT 6 dB ATT 3 dB ATT 24 dB S27 RL AT3ASAT6ASAT24AS ATT 12 dB S27 RL S27 RL AT12AS S27 RL RXSDSELAS HPF fc=1.6 MHz S25 RL S25 RL HPFAS RX-IN RX-OUT S25 RL S25 RL TR

47、VTS RF UNIT TO PA MCK,MDAT,RSTB1,DRESL MCK,MDAT,RSTB2,DRESL 6:SQLS ACC 2 1:RTTY 5:AF 3:SEND TO MAIN 5:ALC 4:BAND 4:MOD 6:TRV ACC 1 1:8V 2:GND 3:SEND 7:14V 2:GND 8:ALC 7:14V KEY METER SEND ALC REMOTE EXT KEYPAD TO MAIN TO MAIN MCK,MDAT,RSTB5,DRESL MCK,MDAT,RSTB4,DRESL BPF-A BOARD MCK,MDAT,RSTB3,DRESL

48、 TO MAIN BPF-B BOARD DSTBA DSDAA DSDAT DSCLA DSCK TO MAIN DSRES DIGISEL-A UNIT DSCLB DSRES DIGISEL-B UNIT DSCK TO MAIN DSTBB DSDAT DSDAB TO TUNER TO RF TO CHASSIS TO CHASSIS To upgrade quality, some components may be subject to change without notice. t A7380-5EX Printed in Japan 2017 Icom Inc. SCHEM

49、ATIC DIAGRAMS IC7401 LAN DRIVER X7401 25.0 MHz FAN CTRL Q451,Q452 PHOL BUFF IC1021 PHOR UMOD UMODS D/A IC401 ISPBS MICI AF AMP FPWS AMOD D/A A/D TXS A/D RXS PWRS BUFF IC2411 SDPWS SPONBS RFMON A/D 200 ksps,12 bits IC9501 ICCV FID2V FID1V DPALCL AGCBV DID1V DRIV BANDV PDIDV REFV DID2V SW RL REFSEL IREFV A/D LTC2208 IC8201 PLL IC IC2301 POCV AMP Q2410 ATT AGCAV RESET IC4231 NJU7704F3 AFO SPONAS LOOP FIL AGCBV X2401 AF AMP IC3011 REFULK X4021 CR-1017 48 MHz SPAK FORLP EEPROM IC4211 GT24C128B AMP IC8101 AF AMP IC3201 DC AMP IC9201,Q9201 BUFF IC421 REFLVL AMP Q2431 REFLP PIN D8051D8055 A