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IC-F4000 series SERVICE MANUAL

1. 1 1 1 Int SP 1 UNIT VIEW 1 SPEAKER MICROPHONE JACK gt 9 FI2 CPU5 5 ib 2 E 5 SE P 5 A lt amp ES E dir s 1 61 E SP 77 3 o gt 5 J 4 LE 3 E I ET Et E a 6 Ese DISC d e 6275 076 8 He Bs E Fe sie AFON TE EJ mr EE E E mi e pn
2. IC58 IC56 NJM12902 CD4066 51 LPF 88 04 5 12 ANALOG MIC AUTO_TX HPF CTRL lt MGC0 MIC GAIN 1 60 CTRL MGC1 553 1155400 NIMIJ90S 9 CTCSS DTCS TPA0211DGN Splatter IC58 IC58 IC62 IC60 NJM12902 NJM12902 CD4066 NLM12902 59 LDTC144EE EM9745P RBEEP IC52 R1EX24016 1 59 1 2902 b EEPROM 5 IC61 4053 ZN IC60 NJM12902 IC61 CD4053 BEEP b BEEP 063 2581132 SW Q64 XP6501 H ser sc SS gt AM H cms 073 2015 051 T5 TCSS DTCS DEC XP4601 B REG DISC LPF D 074 25 1132 072 075 6501 2541586 CLONE 6514 76 LDTC144EE H BUFF 2 Ic59 5V b REG LM2902 REG PL 071 we R4F20102 s KTA2015 Be P ss 1 Ep BEG Explanatory notes 1 57 R2A20178 Ge 052 554 LDTC144EE 5169 Ei i 1 53 IC54 TX Line FIL 107704 NJM2871 SW SELECT gt b CPU5 RX Line REG gt Common Line D52 082 083 Voltage Line 155390 LDTA144EE
3. MANUAL UHF TRANSCEIVERS Icom Inc INTRODUCTION This service manual describes the latest technical information for the IC F4001 IC F4002 IC F4003 IC F4006 IC F4008 UHF TRANSCEIVERS alt the time of publication CHANNEL FREQUENCY VERSION SPACING RANGE kHz MHz IC F4001 12 5 25 0 IC F4002 F ee 01 2 4 02 03 11 12 L N 3 400 470 22 vrum E E EXP 12 5 25 0 03 ___ 05 21 AUS 2 __ 05 23 808 21 IC F4006 RUS22 Ruses To upgrade quality any electrical or mechanical parts and internal circuits are subject to change without notice or obligation ORDERING PARTS Be sure to include the following four points when ordering replacement parts 1 10 digit Icom part number 2 Component name 3 Equipment model name and unit name 4 Quantity required ORDER EXAMPLE 1110003491 S C TA31136FNG IC F4001 8820001210 Screw 2438 screw IC F4003 MAIN UNIT 5 pieces Top cover 10 pieces Addresses are provided on the inside back cover for your convenience CAUTION NEVER connect the transceiver to an AC outlet or to a DC power supply that uses more than the specified voltage This will ruin the transceiver DO NOT expose the transceiver to rain snow or any liquids DO NOT reverse the polarities of the power supply when connecting t
4. gt SHIFT D ERBSE3R00U SW 12 288MHz L HR DS51 CL 165HR BATTERY 1 SECTION 10 MAIN A UNIT 1 2 VOLTAGE DIAGRAM NJM12902V CTCSS DTCS FILTER R314 R313 390k 3 3 307 1H R312 6 B 0 01 LM2902PWR 22k XP4601 m ala 8139 C331 R326 R327 Jr A 0 01 12902 IC58 B 5 VDD 1 01 CONT1 O I1 CONT4 0 12 MMZ1005Y102CT R366 368 150k 270k 1 04 1 02 47 47k 47k 0 0012 C314 J R2A20178 25 23 22 21 VDAREF2 RESET VIN6 GND LM2902PWR 052 0 14 CONT2 0 13 R341 342 1 03 vss CD4066BPWR 47 R370 470k A NJM12902V LDTC144EE D 14 LM2902PWR gt 68k 68k I o de X NJM12902V NJM12902V D53 NJM12902V LM2902PWR 071 UNR911HG0 C381 C382 LDTC144EE KTA2015 1155400 4 4 0 01 NJM12902V 5 V a V IGND 35 1 IGND x15 4 7k C423 R431 2SA1586 3 Ta s
5. CONNECTION Standard signal generator 20 to 90 to the antenna connector 127 to 17 dBm CAUTION NEVER transmit while an SSG is connected to the antenna connector FM Attenuator deviation meter 30 dB gt RF power meter 0 1 6 W 50 Frequency counter OPC 478 RS 232C type to RS 232C port OPC 478U USB type EN OPC 478UC USB type iw To SP connector To MIC q Speaker 8 Q To SP JIG cables ADJUSTMENT CHANNELS Before starting the adjustments use the cloning software to create the same cloning file as shown below then upload it into the transceiver Frequency MHz TX 501 RF PWR Lock ENTERS COE EI CHIESE 400 000000 lt 470 000000 lt 5 i 470000000 lt W ON 435 000000 lt W ON 435 000000 lt W L2 ON Ed 435000000 lt W Li ON 435000000 lt W 007N Li ON ma 435000000 lt N Li 9 435 000000 lt W ON 435000000 lt W 12257 L1 ON 435000000 lt W Li ON 400000000 lt N L1 I 1 CONVENIENT The same cloning file is available Right click below and select Save Embeded File to Disk For EUR versions When
6. MC51 J52 J51 17 LOWER KEY UPPER KEY PTT SWITCH PWON ECA 2264 pu ufo Em E ROSI 1 521 ap SQIN E gr amp us 15 8 ub a A JANG j SC SR a E m m Sg SOFO akg B La er ZZ ai ale RE I e B H g ES Gi B 9 Et 153 E R5V E wk ES ET s SC 1858 557 45V 8 3 0 3B dE Em Eq JE L 1 8 JE DISC m Es 5 d B 8 5520 57 E B 5 3 53 D e meme aes 38 e BB BBB 38 VCON ENSE EPTT B TMUT PDET ATX T E sus SLH OLH 09H SGH OSH DCH GZH OZH GTH OTH SH The combinat
7. EXP 03 EUR 21 UK 01 EXP 21 EUR 22 UK 02 AUS 22 EUR 23 UK 03 AUS 23 EXP 22 EXP 23 USA 11 EXP 13 BC 123SE L BC 123SV L BC 147SV MB 124 3285 JACK PANEL SCREW 2 6 ZK3 EUR 21 EXP 23 AUS 21 RUS 21 AUS 21 USA 13 EXP 22 RUS 21 EUR 22 UK 01 EXP 12 EXP 21 RUS 22 RUS 21 RUS 22 USA 12 EUR 23 RUS 23 EXP 22 EXP 13 RUS 23 EXP 11 EXP 12 RUS 22 EXP 13 RUS 23 EUR 22 EXP 12 EXP 21 AUS 23 AUS 22 BO Self tapping Pan head ZK Black NI ZU Nickel Zinc SUS Stainless MP19 C ANT PCB MP16 C MP32 C MP27 C MO MP13 C er MP34x2 C K 3 ub Wi MP6 M P25 C P d 2 lt MP24 C e xy x MPINC 12 MP32 C MP34x2 C SH y U S S wi C MP9 C MP15 C 14 2 MP7 C MP8 C UNIT ABBREVIATIONS C CHASSIS PARTS M MAIN A UNIT The combination of top side and bottom side this page shows the actual configuration of P C board SECTION 8 BOARD LAYOUTS
8. FREQUENCY SYNTHESIZER CIRCUITS LP the AMPs VCO 014 016 99 9 50 SCL PLST IF IC 163 4 4 VOLTAGE BLOCK DIAGRAM To the TX circuits BSV D gt To the RX circuits 1S To both RX and TX circuits ____ 5V To both RX and TX circuits IC54 By EE To the logical circuits 4 5 PORT ALLOCATIONS e CPU IC51 DESCRIPTION DESCRIPTION Tone signal CTCSS DTCS conversion select decoding input H RSSI input L BATV input Tone signal 5 2 DTMF Noise level detect BIIS decoding encoding H Squelch close Clock frequency shift PLL unlock detect H Clock frequency is shifted RX AF mute switch control RX mode narrow wide L AF mute Switching RX AF mute switch control L While receiving in the narrow L AF mute mode MIC mute switch control External PTT input L MIC mute H An external PTT is pushed Transmission mute Automatic TX control for VOX L TX inhibit mode H Microphone input is detected Beep sounds Square waves AT power AMP control Temperature sensing voltage H AF power AMP IC55 is g activated VOLUME CONTROL input Common clock Microphone input sensing voltage Common serial data Remaining battery voltage UPPER key input or 2 VE RSS
9. 23 9 25 4 23 9 27 2 22 1 27 2 23 2 28 5 27 4 28 5 29 2 28 9 31 28 5 34 4 26 8 34 4 28 5 31 5 23 8 29 7 24 7 47 4 16 6 37 4 23 5 35 4 23 5 35 4 25 1 34 4 23 5 38 4 25 1 37 4 25 1 42 2 27 7 4030019740 4030019810 4030019810 4030009710 4030011320 4030019740 4030019740 4030019810 4030019810 4030019810 4030011630 4030010250 4030009770 4030019740 4030019810 4030019490 4030019740 4030019740 4030014260 4030019740 4030011320 4030019680 4030019680 4030019930 4030011680 4030010090 4030009840 4030010090 4030019810 4030009740 4030019810 4030019930 4030019810 4030019810 4030019810 4030019810 4030019810 4030019930 4030019930 4030019850 4030019690 4030019460 4030019900 4030019890 4030019930 4030019800 4030019860 4030019930 4030019850 4030019930 4030019750 4030019930 4030019810 4030019740 4030019740 4030019710 4030019810 4030011320 4030019810 4030019970 4030013910 4030019810 4030019810 4030013910 4030013910 4030019740 4030019740 4030019970 4030019740 4030019740 4030019740 4030019930 4030019740 4030019490 4030019930 4030019890 4030019810 4030019890 4030019930 4030019750 4030019690 4030019930 4030019930 4030019490 4030019810 4030019930 4030019930 4030019930 4030019930 4030013910 4030011320 4030013910 4030019680 4030019900 4030019740 4550007320 4030019740 4030011320 4030019850 4030019850 4030009800 4030019930 4030019740 4030019740 4030019740 C1005 JB 1H 102K T C
10. 3 D12 HVD350B MMZ1005A152ET 5 gt d Da y 11 mvpi42 HVD142A 1 0 75 05 RDOIMUS1 141 0 470 D14 5 C107 Q4 33P 1 280107 28 5107 HVD376B Sut 28C4226 20 014 gt TX 1 9V LA RX LDTC144EE MMZ1005A152ET 4 0 5P J 012 LDTC144EE MP3 2775 1 RSC D35 TE 560 8 mm 0 d 25 5107 gs HVD350B RD07MUS2B R35 EI 3 4 7k 0 5 2 7 25 3356 2 05V ov D16 S HVD142A 25 880 TX RX 88 22 R70 RB886CS 0G 503040 120k 06 503040 LDTC144EE 019 LDTA144EE TA75501F MMZ1005Y102CT LOCK 4 15 273 4 UNLOCK 0 70V mE 1155400 D18 MB15A02PFV1 CLOCK FIN DATA LD 1 LE GND FC DO 5 NC vcc FOUT VP OSCOUT B OSCIN IC2 MMZ1005Y102CT 5 450 70 1155400 470k gt H 1 3 OSCIN MIXIN 15 2 2504119 OSCOUT GND 0 9 LTM45OGW MIXOUT PP v NOISEDET 2 262 IFIN RSSI IFOUT 0 01 FILOUT QUAD FILIN AFOUT 0 01560 237 NJM2591V EIS 3 28C4215 155390
11. 86 6 38 5 86 1 37 3 87 35 2 86 1 32 2 87 9 32 2 86 8 46 9 84 7 45 5 85 2 40 6 79 5 46 1 80 4 46 1 81 3 46 1 77 4 35 79 35 85 2 32 2 30 5 34 5 10 7 37 6 2 6 37 9 39 2 1 8 48 71 8 63 7 19 3 41 9 19 4 41 10 9 22 417 54 9 24 5 60 4 22 2 20 3 46 6 WAAWAAA 58 8 23 2 66 8 18 4 17 9 9 5 M Mounted side Mounted on the Top side on the Bottom side S Surface 6 4 SECTION 7 MECHANICAL PARTS CHASSIS PARTS ORDER NO DESCRIPTION ACCESSORIES ORDER NO DESCRIPTION 6910021491 2510001560 8900009640 0910065992 8010021710 8210026010 8210025830 8930080110 8930080130 8930079890 8210025800 8930080380 8930080180 8930080170 8930080120 8930080620 8930080630 8930042350 8930080410 8930079900 8930080100 8930080400 8930069710 8830003390 8930080090 8930080150 8930080140 8830003440 8610014180 8610007510 8610014190 8610007920 8810008761 8810009511 8810009511 8810009181 ORDER NO ANT CONNECTOR 106 1 045P01202 02 OPC 963 B 7262B 3285 CHASSIS 3285 FRONT PANEL Incl 9 3285 PTT PANEL 3285 PTT BUTTON 3285 PTT RUBBER 3285 LOCK PLATE 3285 BOTTOM PANEL 3285 SHAFT SP NET F 3285 NAME SHEET 3285 LENS O RING CF 3285 SP PLATE 1922 MIC SHEET 3285 MIC SPONGE 3285 TERMINAL HOLDER 3285 PLUS TERMINAL
12. C1005 CH 1H 2R5B T C1005 CH 1H 120J T C1005 CH 1H 5 C1005 CH 1H 120J T C1005 CH 1H 2R5B T C1005 CH 1H 150J T C1005 JB 1H 102K T C1005 JB 1A 104 C1005 CH 1H 470J T C1005 CH 1H 020B T C1005 CH 1H 020B T C1005 CH 1H 0508 C1005 JB 1H 102K T C1005 CH 1H 470J T C1005 JB 1H 102K T C1005 CH 1H 180J T O UJ UJ UJ UJ UJ UJ UJ UJ UJ UJ 0 ID D D UU D D D EES EE EES EE EE E eebe er EE AWI WWW WW EES Mes Bans Be feu 5 EE lt 0 0 42 7 10 7 42 7 9 8 39 1 12 5 37 3 10 8 43 7 14 45 5 8 9 47 2 11 6 45 5 11 6 47 4 15 2 49 6 12 1 51 2 14 52 9 17 7 55 4 17 1 53 8 19 3 58 3 19 3 56 3 18 8 64 6 19 3 59 2 19 9 64 5 16 4 61 5 23 6 58 3 17 7 55 4 18 8 58 3 22 2 54 4 22 7 54 4 21 8 56 5 24 5 54 4 23 6 56 5 25 4 56 8 27 6 53 6 27 6 59 6 28 9 55 2 27 6 57 6 29 4 49 1 26 4 59 5 22 2 64 2 20 6 64 2 21 5 60 4 23 8 64 2 22 4 61 9 25 1 60 6 27 4 64 2 23 3 61 7 29 9 62 6 26 4 61 5 27 4 64 4 27 7 63 5 27 7 65 9 24 9 61 7 31 8 61 9 19 3 60 9 14 8 48 1 27 9 54 7 30 5 63 5 29 9 48 9 29 5 46 7 26 4 46 7 29 5 55 4 20 4 53 5 18 8 51 3 19 5 46 7 21 8 43 1 20 3 43 1 18 5 44 5 32 6 43 6 32 6 42 7 32 6 48 6 32 6 41 19 4 39 2 19 4 40 1 10 9 41 9 10 9 15 3 16 15 3 17 2 13 9 18 8 13 9 20 5 15 8 23 9 15 8 24 8 14 5 25 2 15 8 25 7 15 8 26 6 17 4 29 20 3 22 7 20 3 25 4 20 3 26 3 19 2 31 23 2 31
13. E op TX ETS PLST Te o x x JE Fe 5 EP pg AFON a T T N E E m A d e 0 507 5 so BB 8 S T2 IC2 1 ScK HERE T E BI EL lt H TIN N ib E BAL IC56 9 1 2 TMUT 2 S HV MOD m s ah Kee HE Tres d n Se oi eg POL 5 19 gt z ELE E Ey 5 E SDEC a 1 5 al i T 555 ri gt T5V B S H fe Jg ge th IMUT d EPTT 2 REF IC62 cy VCON regi VOXV KEYZ 51 eL erem mE OH SH OTH GIH OZH GZH OEH GEH OSH GSH 09H 49 OLH GLH 08H S8H 06 e MAIN A UNIT BOTTOM VIEW gt 164 JE egor PWON RER e D33 D31 06H S8H 08 O T
14. Wide 16KOF3E 25 0 kHz Narrow 11 12 5 kHz 50 Q Nominal 30 C to 60 C 22 F to 140 F Except EUR UK 25 C to 55 C EUR UK Specified Icom s battery packs only 7 2 V DC negative ground Receiving 70 mA stand by 330 mA max audio 1 3 A at 4 0 W 58 6 W x111 0 H x31 0 D mm 2 5 16 W x4 38 H x1 7 32 D in 58 6 W x111 0 35 5 D mm 2 5 16 W x4 38 H x1 1382 D in Approx 330 g 11 1 32 oz With BP 265 Approx 270 g 9 17 32 oz 46 35 MHz 2nd 450 kHz Transmitting With BP 265 80 2 2 4W Variable reactance frequency modulation Narrow 2 5 kHz 4 0 kHz 5 0 kHz Middle Wide 2 5 ppm 70 dB min Except EUR UK 0 25 uW x1 GHz 1 0 1 GHz EUR UK Narrow 60 dB min 66 dB typ Middle 70 dB min 73 dB typ Wide 70 dB min 73 dB typ Wide Middle 1 096 typ at AF 1 kHz 40 6 deviation Narrow 1 5 typ at AF 1 kHz 40 Deviation Narrow 34 dB min 40 dB typ Wide 40 dB min 46 dB typ Narrow 40 dB min Middle 43 dB min Wide 45 dB min 60 100 of max deviation ll RECEIVER Sensitivity Squelch sensitivity at threshold Intermodulation Spurious response Audio output power Hum and noise Except EUR UK Without CCITT Filter Hum and noise EUR UK With CCITT Filter Adjacent channel selectivity 0 25 uV typ at 12 dB SINAD Except EUR
15. 1 TRANSMITTER CIRCUITS dh 4 2 FREQUENCY SYNTHESIZER CIRCUITS 4 3 VOLTAGE BLOCK DIAGRAM 4 3 PORT ALLOCATIONS 2 euer kng eeu derer t ve i eek 4 4 ADJUSTMENT PROCEDURES PREPARATION EE 5 1 FREQUENCY ADJUSTMENT el pe sawas a ERE qepa RE T 5 5 TRANSMIT ADJUSTMENT 0 00000 eee 5 6 RECEIVE ADJUSTMENT den S uq E keeled 5 7 PARTS LIST MECHANICAL PARTS BOARD LAYOUTS BLOCK DIAGRAM VOLTAGE DIAGRAM SECTION 1 SPECIFICATIONS ll GENERAL Frequency range Number of conventional channels Type of emission Antenna impedance Operating temperature range Power supply voltage Current drain Approx Dimensions Projections not included Weight Intermediate frequency Output impedance Audio Input impedance Audio TRANSMITTER Output power Modulation Maximum frequency deviation Frequency stability Spurious emissions Adjacent channel power Audio harmonic distortion FM hum and Noise Except EUR UK Without CCITT FILTER Residual modulation EUR UK With CCITT FILTER Limitting charact of modulator With BP 264 With BP 264 1st 400 470 MHz 16 channels EUR Wide 16KOF3E 25 0 kHz Middle 14KOF3E 20 0 kHz Narrow 8K50F3E 12 5 kHz Except EUR
16. 2 29 21 2 31 22 1 25 4 25 8 25 4 24 2 28 5 27 4 26 8 31 26 8 35 4 29 3 33 4 25 1 36 4 25 1 36 4 29 3 39 4 25 1 41 2 27 7 43 3 25 1 39 2 29 8 35 6 40 8 39 40 8 37 3 40 8 39 1 44 4 47 4 17 6 40 4 40 3 43 36 7 43 37 6 45 7 35 1 43 35 5 48 3 35 5 46 5 34 6 46 5 33 7 46 5 31 9 48 3 32 8 45 6 44 47 1 42 2 37 8 31 4 37 8 29 6 51 7 39 53 9 35 1 55 5 38 5 57 5 36 9 58 8 39 8 20 3 21 8 31 25 1 59 4 35 7 29 7 23 8 68 4 12 4 66 6 12 4 67 5 12 4 69 3 10 7 66 2 36 7 64 6 37 9 64 6 39 6 62 6 39 6 63 7 41 2 63 7 42 8 67 3 42 8 66 4 39 6 67 3 39 6 73 7 27 7 69 1 33 70 33 70 9 33 72 8 29 5 73 7 29 5 75 5 29 5 75 5 27 7 77 9 29 5 74 5 32 9 77 4 31 6 84 8 31 1 84 8 29 4 84 8 27 7 86 6 27 7 85 7 26 85 7 24 3 81 3 15 4 82 3 34 6 83 2 34 6 86 6 24 3 75 5 24 3 71 8 12 72 7 10 2 75 4 10 2 73 7 24 3 56 1 10 5 56 1 9 6 25 1 43 9 51 6 7 5 57 8 8 7 59 5 5 5 57 8 9 6 61 7 8 7 61 7 10 4 61 711 74 5 8 4 80 2 8 4 84 710 2 86 5 10 2 85 6 12 84 7 13 8 86 5 15 6 84 7 15 6 70 9 15 6 71 8 13 8 70 9 13 8 80 9 15 4 74 5 13 8 7030005060 7030005030 7030008010 7030005800 7030005810 7030007290 7030005700 7030005090 7030005310 7030005700 7030008300 7030005050 7030005120 7030005000 7030010040 7030005090 7030004980 7030005040 7030005090 7030005230 7030005120 7030007340 7030005120 7030005090 7210003061 7030005090 7030005090 7030007340 7030005230 7030005030 7030006610 7030005160 7030005
17. 3285 MINUS TERMINAL THERMALLY SHEET BC 3285 SIDE 3285 SIDE SEAL 3285 TOP SEAL 3285 ANT NUT KNOB N 389 MP26 KNOB SPRING NO 7800 KNOB N 390 KNOB SPRING NO 1500 SCREW BT B0 2X8 NI ZC3 BT SCREW BT B0 2X4 NI ZC3 BT SCREW BT B0 2X4 NI ZC3 BT 1FLAT WASHER 2 5 NI ZC3 BT DESCRIPTION ss VE eck eck T A hi et cht ech ech ech Zeck 6450000131 6450002250 6510021901 7700002920 2260001900 2260002800 2260002800 2250000670 8510016461 8510016471 6910014760 6910014760 8930080760 8930080770 HSJ1102 018540 HSJ1456 010320 BM02B ASRS TF LF SN EM9745P 38 G 01 SW 149 SKHLLD SW 167 SKQT SW 167 SKQT TP70TF5169 15 9F 3285 2775 VCO COVER 1 2775 VCO CASE 1 OG 503040 OG 503040 SPONGE KT INSULATION SHEET Refer to BOARD LAYOUTS for the location Screw abbreviations 7 1 Optional Optional Optional Optional Optional Optional Optional Optional Optional Optional Optional Optional 8210025840 8810004861 FA SC57U 1 BP 264 EXP USA 11 USA 12 UK 02 EXP 1 1 EXP 01 AUS 21 BP 265 USA 13 BC 191 EXP USA 11 BC 192 EXP USA 12 BC 193 USA 13 1235 L 11 1475 EXP 23 EUR 21 AUS 22 EUR 23 UK 03 AUS 23
18. 8 68 5 22 5 67 5 28 7 12 7 45 6 35 6 46 3 16 8 38 3 19 8 32 2 21 5 34 9 21 5 35 8 21 3 37 1 19 8 37 9 79 6 32 3 6 9 37 8 5 2 38 7 69 3 6 3 68 4 4 6 65 1 3 1 66 8 3 1 71 7 3 1 66 6 34 8 70 5 30 9 67 5 30 3 70 5 30 76 8 24 5 75 4130 8 4 34 7 4 8 33 3 83 2 8 4 17 5 43 6 20 8 43 6 20 2 33 7 85 2 37 3 87 9 35 2 87 32 2 86 1 35 2 87 6 42 7 80 7 35 81 3 30 80 4 30 77 7 30 84 30 8 84 29 9 71 8 37 7 73 4 34 8 69 5 40 69 5 37 70 41 6 70 39 5 74 7 46 1 72 6 45 4 72 6 47 2 77 7 46 1 72 6 46 3 79 5 30 75 9 46 1 85 2 34 5 UJ UJ UJ UJ UJ UJ UJ UJ UJ UJ UJ UJ UJ UJ UJ 0000 Ke Ke Ke E D D D D D D D UU ez AA UJ UJ UJ UJ UJ UJ D D D H D UJ D D D H UU UJ En Hl 8 5 5 7 10 6 5 7 12 5 8 9 1 10 5 10 7 14 9 12 5 10 14 9 6 6 12 4 14 9 12 4 15 8 14 8 13 4 16 5 13 4 17 7 11 8 19 7 11 8 21 4 10 3 19 8 19 1 18 2 19 2 33 5 11 3 30 8 5 9 39 2 5 9 31 7 11 3 35 7 5 9 35 7 11 3 36 6 9 6 36 6 7 6 37 5 7 6 37 3 9 1 23 8 16 1 24 7 16 1 32 7 15 1 32 7 14 1 32 7 12 1 33 2 9 1 39 1 14 2 41 8 9 UJ UJ UJ UJ UJ UJ UJ UJ 4 4 4 4 2 D UJ UJ D D 000 0000000 M Mounted side T Mounted on the Top side B Mounted on the Bottom side 6 2 S Surface mount UNIT PARTS NO DESCRIPTION LOCATION MAIN A UNIT PARTS NO DESCRIPTION HIV LOCATION 4030014260 4030019740 4030009740 4030014260 4030019650 4030011320 4030019740 403
19. 80 1 18 8 LQW1608A22NG00 72 5 24 5 6200007700 S COI LQW2BHN22NJ03L 80 1 12 6200007700 LQW2BHN22NJ03L 80 1 25 9 6200007680 LQW2BHN12NJ03L 65 1 7 5 6200007680 S COI LQW2BHN12NJ03L 80 1 38 3 6200013800 5 MLK1005S39NJT 66 7 8 1 6200013780 5 MLK1005S56NJT 6200004770 ELJNC R56J F 39 4 27 7 6200012170 5 MLG1608SR18J T 39 4 34 6 28 6 13 5 6200012170 5 MLG1608SR18J T 41 5 31 8 36 1 14 4 6200013810 5 MLK1005S33NJT 53 8 17 7 41 3 12 9 6200013810 S COI MLK1005S33NJT 56 3 20 4 46 2 13 4 6200013830 S COI MLK1005S22NJT 59 2 18 3 33 3 5 9 6190002030 S COI MLG1608S 1R0J T 59 1 26 6 55 6 18 6 6200013580 S COI 0 30 0 9 4 5PER lt COMO gt 54 3 26 1 58 1 19 4 6190002030 S COI MLG1608S 1R0J T 56 5 28 7 61 19 1 6200013630 5 0 30 0 9 3TR 5 8N 5PER 50 8 25 2 COMO 63 8 24 9 63 23 6 6200011860 5 0 LQW18ANR47G00D 58 9 27 4 56 5 22 6 6190002030 5 MLG1608S 1ROJ T 60 5 28 8 62 2 22 3 6200013840 5 MLK1005S18NJT 51 3 20 4 62 7 16 2 6200013990 5 MLK1005S1N0ST 32 7 13 1 52 6 29 5 63 5 33 6 25 7 31 5 7030005070 5 8 5 ERJ2GEJ 21 2 29 7030009140 5 5 ERJ2GEJ 36 4 27 3 7030005120 S RES ERJ2GEJ 38 3 42 6 7030005120 S RES ERJ2GEJ 49 3 35 1 7030009140 S RES ERJ2GEJ 272 X 2 7K 39 6 30 1 7030004990 S RES ERJ2GEJ 221 X 220 56 36 4 7030009140 S RES ERJ2GEJ 272 X 2 7K 65 5 42 7030005050 S RES ERJ2GEJ 103 X 10K 75 4 31 4 7030005090 5 5 ERJ2GEJ 104 X 100
20. A X X X X X X X x x x x x x x x x x x x x x x x x x x ERJ2GEJ 683 X x x x x X 1 x x x x x x x x x x x x x x x x x x x x x x x x x x x x x 2K 1 5K 22K 22K 22K 3 3K 390K 82K 470 6 8K 15K 180K 56K 22K 6 8K 47K 47K 47K K K 47K 68K ERJ2GEJ 683 ERJ2GEJ 473 ERJ2GEJ 103 ERJ2GEJ 104 ERJ2GEJ 105 ERJ2GEJ 103 ERJ2GEJ 183 ERJ2GEJ 103 ERJ2GEJ 822 ERJ2GEJ 105 ERJ2GEJ 103 ERJ2GEJ 822 ERJ2GEJ 222 ERJ2GEJ 471 ERJ2GEJ 333 ERJ2GEJ 471 ERJ2GEJ 104 ERJ2GEJ 154 ERJ2GEJ 274 ERJ2GEJ 154 ERJ2GEJ 474 ERJ2GEJ 682 ERJ2GEJ 562 ERJ2GEJ 823 ERJ2GEJ 392 ERJ2GEJ 471 ERJ2GEJ 333 ERJ2GEJ 103 ERJ2GEJ 274 ERJ2GEJ 274 ERJ2GEJ 474 ERJ2GEJ 564 ERJ2GEJ 104 ERJ2GEJ 124 10K 1 76 100K 150K 470K 6 8K 5 6 3 9K 470 33K 10K 270K 270K 470K 560K 8 3 3 8 6 15 4 1M 8 8 47 33 120 A d B A B AA dH UJ UJ UJ UJ UJ M M HB HB HI HI HU HI HI HL HL HL HL HL HL HL 444 4000444444444 4 UJ UJ UJ UJ UJ UJ UJ UJ UJ UJ UJ UJ UJ UJ UJ UJ UJ UJ UJ UJ 4 UJ UJ UJ UJ UJ UJ UJ UJ UJ UJ UJ Q Q Q Q Q Q D J J CJ E 19
21. Ee 155390 S D34 C265 D32 155390 0 01 Ek cd RX 1 8V RX 0 57V 35 293 022 c218 R123 C227 R125 3 c 100k 12P 100k 12 R115 198 HVD142A C180 114 Bac 1 2 D24 HVB350BYPTL HVB350BYPTL R157 6 8k LDTC144EE Explanatory notes ERTJOEP473J gt p TX Line LDTA144EE RX Line lt Common Line Voltage Line Refer to the PARTS LIST for the value and name of component 10 2 1 1 32 Hirano ku Osaka 547 0003 Japan Phone 81 06 6793 5302 Fax 81 06 6793 0013 URL http www icom co jp world index html Icom America Inc Corporate Headquarters 2380 116th Avenue N E Bellevue WA 98004 U S A Phone 1 425 454 8155 1 425 454 1509 URL http www icomamerica com E mail sales 9 icomamerica com Customer Service Phone 1 425 454 7619 Icom Canada Glenwood Centre 1150 6165 Highway 17 Delta B C VAK 5B8 Canada Phone 1 604 952 4266 Fax 1 604 952 0090 URL http Awww icomcanada com E mail info icomcanada com Icom Australia Pty Ltd Unit 1 103 Garden Road Clayton VIC 3168 Australia Phone 61 0
22. Receiving connector and set it as adjustment Frequency 435 MHz Level 20 dBu 87 dBm Modulation 1 kHz Deviation 3 kHz 2 Put the cursor on the adjustment item then push ENTER ADJUSTMENT OPERATION VALUE BPF ALL CH 1 Connect an SSG to the antenna Automatic Receiving connector and set it as adjustment Frequency 400 MHz Level 13 120 dBm Modulation 1 kHz Deviation 1 5 kHz 2 Once close the squelch by increasing SQL value then decrease the value to open the squelch 3 Push ENTER key to store the value The output level of the standard signal generator SSG is indicated as the SSG s open circuit SECTION 6 PARTS LIST MAIN A UNIT MAIN A UNIT PARTS PARTS NO BESGRIPTION LOCATION DESCRIPTION LOCATION 1110002751 12 7 13 4 1140005991 18 2 16 6 1110007320 18 2 13 4 1140015230 20 7 13 4 1130015240 23 6 13 4 1110007620 41 10 7 1180003600 45 5 10 7 1110007610 1130011770 1110007550 1110005340 1110006350 1110005340 1140013200 1130011770 32 5 8 8 6200013010 S COI 0O0 30 0 9 5TL 10 3N lt COMO gt 42 9 24 7 6200002851 S COI NLV25T R82J 45 8 38 9 6200012610 S COI 0 40 0 9 2TL 2 8N COMO 77 7 38 6200012610 S COI 0 40 0 9 2 2 8N lt COMO gt 85 25 2 6200012980 S COI 0 40 1 4 5 18 3N COMO 87 6 44 6 6200013860 S COI MLK1005S12NJT 15 6 34 8 6200013840 S COI MLK1005S18NJT 13 8 42 1 6200010850 S COI LQW18AN22NG00D
23. UK 4 dByV EMF typ at 20 dB SINAD EUR UK 0 25 uV typ Except EUR UK 4 dByV EMF typ EUR UK 70 dB min 74 dB typ Except EUR UK 65 dB min EUR UK 70 dB min 0 8 W typ at 5 distortion with 12 Int speaker 0 4 W typ at 5 6 distortion with 8 O Ext speaker Narrow Wide Narrow Middle Wide Narrow Middle Wide 34 dB min 40 dB min 47 dB typ 52 dB typ 40 dB min 43 dB min 45 dB min 60 dB min 65 dB typ 70 dB min 73 dB typ 70 dB min 73 dB typ Specifications are measured in accordance with TIA EIA 603B or EN 300 086 stated specifications are subject to change without notice or obligation SECTION 2 INSIDE VIEWS e MAIN A UNIT TOP VIEW 5V LINE REGULATOR Q75 cg J Ea 5V LINE REGULATOR 076 1254 IC1 Ke dj TCXO X2 RE PLL IC IC2 2ND IF BPF 212 59 2ND IF narrow mode only A 4 LEE GAIN CONTROLLER e 051 262 5 Q ATRA t LED CTRL Te Q82 Q83 EB d ns Ri HPF AN BEEP SW IC58 le IC61 FILTER SW Q52 TONE LPF IC59 MIC AF LINE SW IC56 UNIT BOTTOM VIEW 5V LINE REGULATOR Q74 AF ANP IC55 TUNED BPF POWE
24. adjusting Deviation in the middle band change the bandwidth to Middle as shown below PMR DTMF Continuous Tone SCAN 5Tone mp Emergency 5 23 Lockout Penalty Key amp Display 5 000 Set Mode Lockout Override OFF PWR Save Start Timer 1stSec 5 000 ES 60 000 Beat Cancel FURS E Select Middle ADJUSTMENT UTILITY Click Al or Read lt TR in the Adjust menu to open the Adjust Utility window as shown below Click to open the Check window View Port Clone Adjust Help sl E LMR Memory CH ADJ CHANNEL E scan L3 2Tone Emergency E Common E J Adjust Utility TX OUTPUT POWER B Parameter MOD BALANCE DEVIATION CTCSS DTCS SQUELCH REF FREQUENCY RX SENSITIVITY LOCK VOLTAGE Adjustment Power L1 MOD N MOD Ratio T TCSS DTCS SOL Deer EPP ALL T1 BPF T2 47 LV TX LYA HEHEHE HHH LVA If the below window appears the utility is password protected Enter the password to open the Adjust Utility window a Adjust Read Pas Enter Password for Adjust Read TIT RX 400 05000 TX 400 05000 RF Power Low1 Mode Narrow 1 00
25. lt SLVJ gt 1590004050 LDTA144EET1G lt SLVJ gt 1590004070 LDTC144EET1G lt SLVJ gt 1590004070 LDTC144EET1G lt SLVJ gt 19 10 7 2 5 5 12 5 8 9 14 1 8 14 1 8 9 12 5 10 9 20 3 17 9 29 9 5 9 31 7 5 9 32 6 11 3 30 8 11 3 34 8 5 9 35 7 9 6 34 8 7 6 35 7 7 6 33 2 10 8 34 1 9 1 32 3 9 1 38 2 10 8 38 2 9 1 41 9 8 41 8 15 1 45 5 9 8 45 7 15 2 49 6 13 1 UJ UJ UJ UJ UJ UJ UJ D UJ UJ UJ D UJ D UJ D WA UJ D D 2 AU D D UJ 1 UJ UJ UJ UJ UJ UJ UJ UJ 44444 HU D D D D 1750001800 RB886CS T2RA 1750001800 RB886CS T2RA 1750001890 HVD142AKRF E 1750001890 HVD142AKRF E 1750001890 HVD142AKRF E 1750001550 HVD376BKRF E 1750001840 HVD350BKRF E 1750001550 HVD376BKRF E 1750001650 1SV309 TPH3 F 1750001840 HVD350BKRF E 1750001810 L1SS400T1G lt SLVJ gt 1750001810 L1SS400T1G lt SLVJ gt 1750001890 HVD142AKRF E 1750001780 HVB350BYPTL E 1750001780 HVB350BYPTL E 1750001780 HVB350BYPTL E 1750001790 155390 TE61 1750001790 155390 TE61 1750001790 155390 TE61 1750001790 155390 TE61 1750001810 L1SS400T1G lt SLVJ gt 1750001820 LRB706F 40T1G lt SLVJ gt 1750001790 155390 TE61 1750001810 L1SS400T1G lt SLVJ gt 1750001810 L1SS400T1G lt SLVJ gt 1 2002 144 4 4 1 1 10 DD DD D 10 7030005050 5 5 ERJ2GEJ 20 3 27 2 18 3 29 20 2 31 M Mounted side Mounted on the side B Mounted on the Bottom side S Surface mount
26. 0005290 7030009290 7030005080 7030008410 7030005000 7030005060 7030005050 7030005700 7030005700 7030005170 7030008310 7030005090 7030005310 ERJ2GEJ 823 X ERJ2GEJ 100 X 1 ERJ2GEJ 101 X 100 ERJ2GEJ 470 X 47 ERJ2GEJ 332 X 3 3K ERJ2GEJ 104 X ERJ2GEJ 104 X ERJ2GEJ 124 X 120K ERJ2GEJ 104 X 100K ERJ2GEJ 124 X ERJ2GEJ 154 X ERJ2GEJ 121 X 120 ERJ2GEJ 332 X 3 3K ERJ2GEJ 470 7 ERJ2GEJ 100 0 ERJ2GEJ 561 X 560 82K 1 10 4 4 ERJ2GEJ 222 X 2 2K 4 0 X X 4 x 1 x x ERJ2GEJ 104 X 100K ERJ2GEJ 681 X 680 ERJ2GEJ 103 X 10K ERJ2GEJ 104 X 100K ERJ2GEJ 222 X 2 2K ERJ2GEJ 222 X 2 2K ERJ2GEJ 392 X ERJ2GEJ 471 X ERJ2GEJ 104 X ERJ2GEJ 392 X ERJ2GEJ 473 X ERJ2GEJ 104 X ERJ2GEJ 472 X 4 7K ERJ2GEJ 470 X 47 ERJ2GEJ 152 X 1 5K ERJ2GEJ 102 X 1K ERJ2GEJ 684X 680K ERJ2GEJ 273 X 27K 6 3 9K 470 100K 3 9K 47K 100K ERJ2GEJ 822 X Se ERJ2GEJ 332 ERJ2GEJ 822 ERJ2GEJ 273 ERJ2GEJ 102 ERJ2GEJ 102 ERJ2GEJ 102 ERJ2GEJ 682 ERJ2GEJ 153 ERJ2GEJ 123 ERJ2GEJ 563 ERJ2GEJ 152 ERJ2GEJ 223 ERJ2GEJ 223 ERJ2GEJ 223 ERJ2GEJ 332 ERJ2GEJ 394 ERJ2GEJ 823 ERJ2GEJ 471 ERJ2GEJ 682 ERJ2GEJ 103 ERJ2GEJ 153 ERJ2GEJ 184 ERJ2GEJ 563 ERJ2GEJ 223 ERJ2GEJ 682 ERJ2GEJ 473 ERJ2GEJ 473 ERJ2GEJ 473 ERJ2GEJ 472 ERJ2GEJ 104 ERJ2GEJ 473 ERJ2GEJ 683 ERJ2GEJ 683 ERJ2GEJ 683 x x x x x x x x
27. 0009720 4030019650 4030019740 4030019740 4030009740 4030019740 4030019740 4030019650 4030019740 4030019740 4030019740 4030019930 4030014260 4030011680 4030011320 4030011720 4030014260 4030019740 4030009710 4030009830 4030009830 4030009790 4030011650 4030019970 4030010080 4030014260 4030011320 4030011630 4030019930 4030019740 4030011700 4030009730 4030009760 4030009790 4030019650 4030019740 4030011630 4030020040 4030019970 4030013880 4030011320 4030019740 4030019490 4030019810 4030019740 4030019740 4030013890 4550000270 4030019900 4550000460 4030009840 4030009710 4030009710 4030019740 4030019740 4030019740 4030011320 4030011320 4030011320 4030019930 4030019810 4030009740 4030019930 4030019740 4030011700 4030011660 4030019740 4030011320 4030009780 4030009840 4030011660 4030009840 4030009780 4030009710 4030019740 4030019740 4030019930 4030019930 4030019740 4030019740 4030019740 4030019740 4030011670 4030009750 4030011630 4030009750 4030011670 4030009760 4030019740 4030019930 4030011320 4030011660 4030011660 4030019650 4030019740 4030011320 4030019740 4030009830 C1005 JB 1H 331K T C1005 JB 1H 102K T C1005 CH 1H 100C T C1005 JB 1H 331K T C1005 CH 1H 050B T C1005 CH 1H 470J T C1005 JB 1H 102K T C1005 CH 1H 080C T C1005 CH 1H 050B T C1005 JB 1H 102K T C1005 JB 1H 102K T C1005 CH 1H 100C T C1005 JB 1H 102K T C1005 JB 1H 102K T C1005 CH 1H 050B T C1005 JB 1H 102K
28. 050 7030005040 7030005050 7030005050 7030005050 7030005040 7030005050 7030007290 7030007290 7030009280 7030005050 7030007280 7030005530 7030008010 7030005220 7030008010 7030005050 7030005040 7030005120 7030005120 7410001140 7030005040 7030005040 7030005050 7030005090 7410001140 7410001140 7030008400 7030009280 7030005090 7030007340 7030005090 7410001140 7030007340 7030005090 7030005120 7030005120 4030011650 4030009720 4030011630 4030011650 4030009720 4030011630 4030019740 4030011670 4030011700 4030019740 4030019740 4030009720 4030009760 4030007050 4030019740 4030019740 4030019740 4030019740 4030019740 4030019930 4030019950 4030019810 4030019740 4030019740 4030019970 4030019740 4030011320 4030014260 4030019740 4030011320 4030011320 4030014260 4030011700 4030019740 ERJ2GEJ 333 X ERJ2GEJ ERJ2GEJ RR0510P 102 D RR0510P 152 D ERJ2GEJ 222 X P ERJ2GEJ 274 X 270K ERJ2GEJ 104 X 100K ERJ2GEJ 124 X 120K ERJ2GEJ 274 X 270K ERJ2GEJ 180K ERJ2GEJ 103 X 10K ERJ2GEJ ERJ2GEJ 471 X 470 ERJ2GEJ JPW ERJ2GEJ 104 X 100K ERJ2GEJ 101 X 100 ERJ2GEJ 4 ERJ2GEJ 104 X 100K ERJ2GEJ 334 X 330K ERJ2GEJ ERJ2GEJ 153 X 15K ERJ2GEJ 102 X 1K ERJ2GEJ 104 X 100K TP76NOON 15F A103 2251A ERJ2GEJ 104 X 100K ERJ2GEJ 104 X 100K ERJ2GEJ ERJ2GEJ 334 X 330K ERJ2GEJ 152 X 1 5K ERJ2GEJ 394 X 390K ERJ2GEJ ERJ2GEJ 103 X 10K ERJ2GEJ 472 X 4 7K ERJ2GEJ 10
29. 1 00v Power L2 Enter to Sweep Enter to Sweep Enter to Sweep Enter to Sweep Enter to Sweep 5 2 FREQUENCY ADJUSTMENTS 1 Select an adjustment item using on the PC s keyboard 2 Set modify the adjustment value as specified using lt gt on the PC s keyboard then push ENTER ADJUSTMENT TRANSCEIVER S CONDITION OPERATION ADJUSTMENT ITEM PLL LOCK VOLTAGE Adjustment CH Receiving Connect an RF power meter to the antenna connector Select the item RX LVA then push ENTER RX LVA CH Transmitting Select the item TX LVA then push ENTER TX LVA CH Receiving CH Transmitting Click the Reload F5 button to check on the I O Check window as illustrated below LVIN On the UO Check window 2 7 3 9 V Verify REFERENCE FREQUENCY CH Transmitting Loosely couple a frequency counter to the antenna connector Check window 215 07 8 43 15 F ISCH 27 MOD BAL CTCSS 501 Lev 125 70 0 29 2F 092V 130 82 255V 0 00 0 0 000 91 5B 178V 0 0 000 2 45 values shown above example only Each transceiver has own values Lock voltage 470 0000 MHz 300 Hz 5 3 ADJUSTMENTS 1 Select an adjustment item using 4 on the PC s keyboard 2 Set or modify the
30. 1 9 24 2 18 1 23 8 7030005220 S RES ERJ2GEJ 62 6 27 7 18 1 26 7 7030005530 S RES ERJ2GEJ 64 2 26 4 29 2 26 7 7030005600 5 8 5 ERJ2GEJ 273 64 4 26 1 54 1 39 8 7030005100 S RES ERJ2GEJ 65 4 26 1 51 7 36 8 7030007290 S RES ERJ2GEJ 222 60 9 16 4 56 7 39 8 7030005170 S RES ERJ2GEJ 474 62 6 29 9 58 1 38 5 7030005310 S RES ERJ2GEJ 124 62 6 31 8 37 5 6 3 7030005050 S RES ERJ2GEJ 50 3 29 5 67 9 45 8 7030004980 S RES ERJ2GEJ 49 9 27 9 87 33 7 7030005040 5 8 ERJ2GEJ 55 6 30 5 69 1 3 1 7030005120 S RES ERJ2GEJ 49 1 25 5 21 9 33 8 7030008410 S RES ERJ2GEJ 46 7 25 5 7030005120 S RES ERJ2GEJ 46 7 24 3 7410001130 S ARR EXB28V1 44 4 29 9 2030000870 MFT46 3P3 46 350 MHz FL 442 36 2 34 6 7030005100 S RES ERJ2GEJ 150K 62 35 3 2020002460 LTM450GW 7030005050 S RES ERJ2GEJ 10K 40 1 19 4 2020002570 LTM450HW lt JJE gt 7030005580 5 8 5 ERJ2GEJ 560 X 46 7 20 9 7030005090 5 5 ERJ2GEJ104 X 100 63 5 27 7 7510001730 5 ERTJOEP 473 56 6 13 3 6070000310 JTBM450CX70 lt gt 47 6 40 9 7030010080 S RES ERJ2RHD 104 X 100K 58 3 13 3 6050012050 CR 794 TTS14VSB A6 15 3 MHz 41 9 15 7030005110 S RES ERJ2GEJ 224 X 220K 28 1 32 1 6050012730 CR 864 SMD 49 12 288 MHz 7030005170 5 5 ERJ2GEJ 474 X 470K 25 8 33 3 JE 86 9 38 5 7030008400 S RES ERJ2GEJ 182 X 1 8K 28 1 30 9 7030005050 S RES ERJ2GEJ 103 X 10K 18 1 21 8 TA75S01F TE85R F MB15A02PFV1 G BND ERE1 NJM2591V TE1 ZZZB R4F20102NFA EMPTY R1EX24016ATAOO
31. 1005 JB 1E 103K T C1005 JB 1A 393K T C1005 JB 1A 104K T C1005 JB 1H 122K T C1005 CH 1H 221J T C1005 JB 1A 104K T C1005 JB 1A 104K T C2012 JB 1A 106K T C1005 JB 1E 103K T C1005 JB 1A 104K T C1005 JB 1A 104K 1 C1005 JB 1A 104K T C1005 JB 1A 104K T C1005 JB 1H 472K T C1005 CH 1H 470J T C1005 JB 1H 472K T C1005 CH 1H 181J T C1005 JB 1A 473K T C1005 JB 1H 102K T F930J226MAABMA C1005 JB 1H 102 C1005 CH 1H 470J T C1005 JB 1E 183K T C1005 JB 1E 183K T C1005 JB 1H 471 C1005 JB 1A 104K T C1005 JB 1H 102 C1005 JB 1H 102K T C1005 JB 1H 102K T 41 4 25 1 40 4 25 1 37 6 29 8 40 4 34 6 42 4 25 1 43 3 23 5 45 7 17 6 39 39 8 37 3 44 4 35 6 41 8 35 6 39 8 40 9 41 8 43 38 6 40 9 39 47 3 35 1 44 5 42 6 47 1 43 1 41 3 40 3 43 39 6 44 7 35 5 46 5 32 8 48 3 34 6 46 5 35 5 50 2 37 41 5 34 6 39 4 33 4 41 5 33 6 39 4 32 5 41 5 29 6 39 2 24 6 36 9 31 4 50 5 38 6 50 2 40 7 57 1 41 5 53 9 36 58 7 36 9 57 4 35 1 50 9 34 6 69 3 12 4 66 6 14 1 68 4 10 7 62 6 42 76 4 32 9 65 5 37 9 63 5 39 6 65 5 39 6 67 3 41 2 62 6 37 9 74 6 29 5 77 29 5 74 6 26 77 4 30 7 70 6 28 7 85 7 29 4 85 7 27 7 84 8 26 86 6 26 87 5 26 71 8 15 6 72 8 24 3 74 6 24 3 72 7 13 8 72 742 73 6 10 2 74 5 10 2 15 46 6 26 43 9 56 1 8 7 52 5 7 5 50 7 7 5 53 4 7 5 57 8 10 5 47 1 6 4 57 6 7 3 59 5 6 4 79 2 8 4 82 2 8 4 81 2 8 4 85 6 10 2 86 5 13 8 85 6 15 6 86 5 12 84 7 23 2 76 9 28 83 2 33 82 3 33 76 8 22
32. 1005 JB 1E 103K T C1005 JB 1E 103K T C1005 CH 1H 070C T C1005 CH 1H 470J T C1005 JB 1H 102K T C1005 JB 1H 102K T C1005 JB 1E 103K T C1005 JB 1E 103K T C1005 JB 1E 103K T C1005 CH 1H 0R5B T C1005 CH 1H 101J T C1005 CH 1H 220J T C1005 JB 1H 102K T C1005 JB 1E 103K T C2012 JB 1A 106K T C1005 JB 1H 102K T C1005 JB 1H 102K T C1005 JB 1H 331K T C1005 JB 1H 102K T C1005 CH 1H 470J T C1005 CH 1H 181J T C1005 CH 1H 181J T C1005 JB 1A 104K T C1005 CH 1H 030B T C1005 CH 1H 560J T C1005 CH 1H 060C T C1005 CH 1H 560J T C1005 JB 1E 103K T C1005 CH 1H 100C T C1005 JB 1E 103K T C1005 JB 1A 104K T C1005 JB 1E 103K T C1005 JB 1E 103K T C1005 JB 1E 103K T C1005 JB 1E 103K T C1005 JB 1E 103K 1 C1005 JB 1A 104K T C1005 JB 1A 104K 1 C1005 JB 1E 183K T C1005 CH 1H 221J T C1608 JB 0J 106M T C1005 JB 1A 473K T C1005 JB 1A 393K T C1005 JB 1A 104K T C1005 JB 1H 682K T C1005 JB 1E 223K T C1005 JB 1A 104K T C1005 JB 1E 183K T C1005 JB 1A 104K T C1005 JB 1H 122K T C1005 JB 1A 104K T C1005 JB 1E 103K T C1005 JB 1H 102K T C1005 JB 1H 102K T C1005 JB 1H 391K T C1005 JB 1E 103K T C1005 CH 1H 470J T C1005 JB 1E 103K T C1005 JB 0J 105K T C1005 JB 1H 472K T C1005 JB 1E 103K T C1005 JB 1E 103K T C1005 JB 1H 472K T C1005 JB 1H 472K T C1005 JB 1H 102K T C1005 JB 1H 102K T C1005 JB 0J 105K T C1005 JB 1H 102K T C1005 JB 1H 102K T C1005 JB 1H 102K T C1005 JB 1A 104K T C1005 JB 1H 102K T C2012 JB 1A 106K T C1005 JB 1A 104K T C1005 JB 1A 393K T C
33. 2 72 1 19 7 69 28 7 60 8 9 4 61 7 4 6 73 6 12 75 4 13 8 74 5 17 4 77 13 7 79 7A7 1 77 2 17 1 60 8 11 68 4 8 68 4 6 3 69 3 4 6 71 7 4 1 20 9 3 5 43 6 2 8 53 1 2 8 10 0209 4 DDD D EES 2 EE E Ee D DDD qD DZ ZD 0000 UJ UJ UJ UJ UJ UJ UJ UJ UJ UJ UJ ez D UJ UJ D M Mounted side T Mounted on the Top side B Mounted on the Bottom side 6 3 S Surface mount UNIT PARTS NO DESCRIPTION H V LOCATION 4030011320 4520000020 4520000020 4030019740 4030019740 4030019930 4550006250 4030019930 4030019930 4030019930 4030019970 4030019740 4030019930 4030019740 4030019740 4030019740 4030019740 4030019740 4030019740 4030019740 4030019930 4030019810 4030019740 4030019810 4030019930 4030019810 4030019930 4510009870 4030019740 4030019930 4030019810 4030019740 4550007320 4030019930 4030009790 4030009740 4030009770 4030019930 4030019930 4030019870 4030019930 4030019930 4030019930 4030019930 4030019930 4030019930 4030019810 4030019930 6450000131 6450002250 6510021901 5210000970 5040002670 7700002920 2260001900 2260002800 2260002800 2250000670 6910018460 6910018460 6910018460 6910014730 6910021240 6910021240 6910018460 8510016471 6910014760 6910014760 C1005 CH 1H 470J T NOJC227M006 NOJC227M006 C1005 JB 1H 102K T C1005 JB 1H 102K T C1005 JB 1 104 TEESVA 1A 106M8R C1005 JB 1A 104K T C1005 JB 1A 104K
34. 3 9549 7500 Fax 61 03 9549 7505 URL http Avww icom net au E mail sales icom net au Icom New Zealand 146A Harris Road East Tamaki Auckland New Zealand Phone 64 09 274 4062 URL http www icom co nz E mail inquiries icom co nz 64 09 274 4708 Beijing Icom Ltd 10 07 Long silver Mansion No 88 Yong Ding Road Haidian District Beijing 100039 China Phone 86 010 5889 5391 5392 5393 Fax 86 010 5889 5395 E mail bjicom bjicom com URL http www bjicom com Icom Europe GmbH Communication Equipment Auf der Krautweide 24 65812 Bad Soden am Taunus Germany Phone 49 6196 76685 0 Fax 49 6196 76685 50 URL http www icomeurope com E mail info Gicomeurope com Icom Spain S L Ctra Rubi No 88 Bajos A 08174 Sant Cugat del Valles Barcelona Spain Phone 34 93 590 26 70 34 93 589 04 46 URL http www icomspain com E mail icomspain com Icom UK Ltd Blacksole House Altira Park Herne Bay Kent CT6 6GZ UK Phone 44 01227 741741 44 01227 741742 URL http www icomuk co uk E mail info Gicomuk co uk Icom France s a s Zac de la Plaine 1 Rue Brindejonc des Moulinais BP 5804 31505 Toulouse Cedex France Phone 33 5 61 36 03 03 Fax 33 5 61 36 03 00 URL http www icom france com E mail icom Q9 icom france com Asia Icom Inc 6F No 68 Sec 1 Cheng Teh Road Taipei Taiwan R O C Phone
35. 3 X 10K ERJ2GEJ ERJ2GEJ 103 X 10K ERJ2GEJ 472 X 4 7K ERJ2GEJ 103 X 10K ERJ2GEJ 222 X 2 2K ERJ2GEJ 222 X 2 2K ERJ2GEJ 391 X ERJ2GEJ 103 X 10K ERJ2GEJ 331 X 330 ERJ2GEJ ERJ2GEJ ERJ2GEJ 223 X ERJ2GEJ 123 X 12K ERJ2GEJ 103 X 10K ERJ2GEJ 472 X 4 7K ERJ2GEJ 102 X 1K ERJ2GEJ 102 X 1K EXB28V104JX ERJ2GEJ 472 X 4 7K ERJ2GEJ 472 X 4 7K ERJ2GEJ 103 X 10K ERJ2GEJ 104 X 100K EXB28V104JX EXB28V104JX ERJ2GEJ 182 X 1 8K ERJ2GEJ 391 X ERJ2GEJ 104 X 100K ERJ2GEJ 153 X 15K ERJ2GEJ 104 X 100K EXB28V104JX ERJ2GEJ 153 X 15K ERJ2GEJ 104 X 100K ERJ2GEJ 102 X 1K ERJ2GEJ 102 X 1K C1005 CH 1H 1R5B T C1005 CH 1H 080C T C1005 CH 1H 5 C1005 CH 1H 1R5B T C1005 CH 1H 080C T C1005 CH 1H OR5B T C1005 JB 1H 102K T C1005 CH 1H 2R5B T C1005 CH 1H 040B T C1005 JB 1H 102K T C1005 JB 1H 102K T C1005 CH 1H 080C T C1005 CH 1H 150J T C1608 CH 1H 220J T C1005 JB 1H 102K T C1005 JB 1H 102K T C1005 JB 1H 102K T C1005 JB 1H 102K T C1005 JB 1H 102K T C1005 JB 1A 104K T C1005 JB 0J 224K T C1005 JB 1E 103K T C1005 JB 1H 102K T C1005 JB 1H 102K T C1005 JB 0J 105K T C1005 JB 1H 102K T C1005 CH 1H 470J T C1005 JB 1H 331K T C1005 JB 1H 102K T C1005 CH 1H 470J T C1005 CH 1H 470J T C1005 JB 1H 331K T C1005 CH 1H 040B T C1005 JB 1H 102K T 73 6 13 8 73 6 15 6 78 8 13 7 77 9 13 7 77 2 15 5 74 5 15 6 61 7 7 8 60 8 6 2 60 8 7 8 61 7 6 2 60 8 4 6 61 7 9 4 66 2 35
36. 886 02 2559 1899 Fax 886 02 2559 1874 URL http www asia icom com E mail sales asia icom com Icom Polska 81 850 Sopot ul 3 Maja 54 Poland Phone 48 58 550 7135 48 58 551 0484 E mail icompolska icompolska com pl Count us Inc 1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 14617XZ C1 2009 Icom Inc
37. A NJU7704F3 42A TE1 ZZZB NJM2871BF05 TE1 ZZZB TPA0211DGNR CD4066BPWR R2A20178NP NJM12902V TE1 ZZZB LM2902PWR NJM12902V TE1 ZZZB CD4053BPWR CD4066BPWR 00005050 m 13 9 16 6 15 1 22 4 15 2 28 1 25 8 27 6 32 7 27 6 36 4 23 5 34 4 25 1 0 00 02 00 0 NN 0 03 0 iMUUUUUUUU 1560001700 RD07MUS2B T112 1560001241 RD01MUS1 T113 1530000371 2SC3356 T1B S R25 1530003311 2SC5107 O TE85R F 1590004050 LDTA144EET1G lt SLVJ gt 1530003311 2SC5107 O TE85R F 1530003311 2SC5107 O TE85R F 1530003311 2SC5107 O TE85R F 1590004070 LDTC144EET1G lt SLVJ gt 1590004070 LDTC144EET1G lt SLVJ gt 1530002920 2SC4226 T1 R25 1530002920 2SC4226 T1 R25 1530002851 2SC4116 BL TE85R F 1560000541 2SK880 Y T5RICOM F 1590004070 LDTC144EET1G lt SLVJ gt 1560000841 2SK1829 TE85R F 1580000731 3SK293 TE85L F 1580000731 3SK293 TE85L F 1530002601 2SC4215 O TE85R F 1590004070 LDTC144EET1G lt SLVJ gt 1530002851 2SC4116 BL TE85R F 1590004050 LDTA144EET1G lt SLVJ gt 1590001650 XP4601 TX 1590004070 LDTC144EET1G lt SLVJ gt 1590003431 UNR911HG0L 1590004070 LDTC144EET1G lt SLVJ gt 1520000460 2SB1132 T100 R 1590001190 XP6501 TX AB 1510001090 KTA2015Y RTK P 1510000771 2SA1586 GR TE85L F 1510001090 KTA2015Y RTK P 1520000460 2SB1132 T100 R 1590001190 XP6501 TX AB 1590004070 LDTC144EET1G lt SLVJ gt 1590003271 UNR9210G0L 1590004050 LDTA144EET1G
38. A converter SP1 Int speaker 4 2 TRANSMITTER CIRCUITS TX AF CIRCUITS The audio signal from the internal or external microphone MIC signal is passed through the MIC gain SW and applied to the MIC AMP The amplified MIC signal is passed through the MIC mute SW HPF which attenuates frequencies 300 Hz and below The filtered MIC signal is passed through the pre emphasis circuit which provides 6 dB oct of frequency response then they applied to the limiter AMP The amplitude limited MIC signal is passed through the MIC line SW and applied to the splatter filter which attenuate harmonics in the MIC signal to prevent exceeding permissible deviation The filtered MIC signal is applied to the D A converter which adjusts its level deviation The level adjusted MIC signal is applied to the TX VCO as the modulation signal TX AF CIRCUITS Splatter MODULATION CIRCUIT The modulation signal from the TX AF circuits is applied to D15 of the TX VCO to frequency modulate it The frequency modulated signal from the TX VCO is buffer amplified by two buffers and applied to the TX AMP circuits via the TX RX SW D5 MODULATION CIRCUITS TX VCO Q10 5 b gt gt D D15 FREQUENCY MODULATION rom the TX AF circuits TX AMPLIFIERS The buffer amplified signal from the LO SW D5 is amplified by the pre AMP pre drive AMP
39. DA PB7 AN7 DA 2 1 AVSS RES TEST vss PJ1 OSC2 0 05 1 vec P37 TXD_3 P36_RXD_3 P35 SCK3_3 P34 FTCI P27 TXD 2 5 4 P26 RXD 2 PB5 AN 5 PB4 AN 4 0 1 1 PB2 AN 2 PB3 AN 3 13 03 P12 IRQ2 P11 IROl P247TRDOI 0 0 1 5 R4F20102NFA P56 SDA SCS P57 SCL SSI P53 TGIOB P52 TGIOA 15 5 P33 FTIOD P32 FTIOC P31 FTIOB P30 FTIOA P16 IRO6 P17 IRO7 P54 SSO P55 SSCK P51 TCLKB P50 TCLKA P63 FTIODO 055 1 8 LDTA144EE L HR CL 165HR MGC1 P25 SCK3_2 P23 TRCOI MGCO P22 TXD P21 RXD P20 SCK3 P87 TREO P86 TRBO P85 TRAIO P67 FTIODl P66 FTIOCI 65 64 1 60 NMI P61 FTIOBO P62 FTIOCO 17 8 20 21 2 3 4 26 28 2 2 2 2 27 2 30 ET 32 1 52 vec 0 WP Al SCL A2 SDA vss R1EX24016ATA00A MAIN A UNIT 2 2 io 015 Dh 220125331 4 25 4116 MMZ1005Y102CT 4 a RX VCO 10 1818 2 8 D11 ole a gt ANT_BOARD 33P HVD376B a o 4 g 0 76V 8 5 25 4226 3
40. I voltage LOWER key input The input signal depends on the L Pushed status of pin 51 PLL strobe H Load enable D A converter strobe D A CONVERTER 1 57 H Load enable PIN LINE EEPROM data No NAME EEPROM clock 23 T1 BPF tuning voltage Power supply switching control TXPO TX power control H Supplying current to the 24 T2 BPF tuning voltage receiver _ ons ine 7 REF Reference frequency adjust voltage Power supply switching control H Supplying current to the transmitter circuits T5 line Power supply switching control H Supplying current to the RX TX common circuits S5 line Power supply switching control H The transceiver s power is ON Internal PTT input L PTT pushed External microphone connection detect Lock voltage input DESCRIPTION 8 Additional lock voltage adjustment 11 SQLC Squelch threshold setting 12 TENC CTCSS deviation adjustment 19 BAL DTCS balance 20 VRAF Max deviation AF volume adjustment CTCSS DTCS signal ROTARY SELECTOR input Frequency response switching H DTCS encoding Busy LED Green control L LED lights Squelch open Busy LED Red control L LED lights Transmit MIC gain control MIC gain control Cloning data SECTION 5 ADJUSTMENT PROCEDURE 5 1 P
41. K 54 9 7 1 7030005310 5 8 5 ERJ2GEJ 124 X 120K 49 1 7 3 7030005170 5 5 ERJ2GEJ 474 X 470K 15 1 35 5 7030005530 S RES ERJ2GEJ 100 X 10 19 3 36 7030008280 S RES ERJ2GEJ 271 X 270 65 1 36 6 7030005120 S RES ERJ2GEJ 102 X 1K 65 7 30 3 7030005530 S RES ERJ2GEJ 100 X 10 78 6 23 8 7030005040 S RES ERJ2GEJ 472 X 4 7K 5 3 34 4 7030005060 S RES ERJ2GEJ 333 X 33K 4 5 35 2 7030004970 S RES ERJ2GEJ 470 X 47 6 8 35 2 7030005040 S RES ERJ2GEJ 472 X 4 7K 70 5 45 8 7030004970 S RES ERJ2GEJ 470 X 47 71 6 39 5 7030005220 S RES ERJ2GEJ 223 X 22K 71 6 41 6 7030004980 S RES ERJ2GEJ 101 X 100 19 2 44 1 7030005220 S RES ERJ2GEJ 223 X 22K 22 4 44 1 7030005050 S RES ERJ2GEJ 103 X 10K 7030004980 S RES ERJ2GEJ 101 X 100 49 6 14 7030005040 S RES ERJ2GEJ 472 X 4 7K 51 8 16 6 13 8 6 6 7030005530 S RES ERJ2GEJ 100 X 10 57 4 17 7 13 8 10 5 7030005070 5 5 ERJ2GEJ 683 X 68K 57 4 19 3 15 7 14 8 7030004980 5 8 5 ERJ2GEJ101 X 100 54 5 18 8 49 6 15 2 7030005090 5 5 ERJ2GEJ 104 X 100K 59 9 18 9 49 6 16 6 7030004980 S RES ERJ2GEJ 101 X 100 63 2 17 9 56 8 26 4 7030005090 5 5 ERJ2GEJ 104 X 100K 62 8 19 3 54 28 7 7030005010 S RES ERJ2GEJ 681 X 680 52 8 25 2 60 4 26 1 7030008370 S RES ERJ2GEJ 561 X 560 61 5 22 3 64 6 28 2 7030006020 5 5 RR0510P 682 58 3 23 8 62 5 28 2 7030006020 S RES 58 1 25 4 46 3 32 6 7030006020 S RES 59 5 23 8 28 1 33 3 7030006020 S RES 60 3 25 1 15 7 18 3 7030009320 S RES i 6
42. R CTRL 063 y 222 e AGC CTRL P 021 gt w 95 2 L At POWER Pv 2 Q1 D XTAL ur E Fm ma DRIVE AMP 02 15 IF MIXER Q23 PRE DRIVE Q3 IF DEMODULATOR IC gt PRE AMP IC3 zi 252120 Q4 gt oz BUFFER Q9 R5 LINE REGULATOR RIPPLE FILTER 072 Q15 S5 LINE REGULATOR d 971 7 ANT IC60 CLONE BUFFER mr Q81 D51 D A CONVERTER 3 3 IC57 CPU 3 151 i gt 5 4 veo aA A 74 nn Mo 222 RESET IC53 IC52 SECTION3 DISASSEMBLY INSTRUCTION 1 REMOVING THE CHASSIS 1 Remove the ANT connector nut and 2 knobs 4 CAREFULLY lift the chassis out of the FRONT PANEL and turn it over in order to unplug the speaker wire CHASSIS FRONT PANEL 2 Remove 2 screws from the bottom of the CHASSIS 3 Lift the bottom of the CHASSIS up in the direction of the arrow BE CAREFUL to not pull out the speaker wire when Y N d separating the CHASSIS the FRONT PANEL KTSP SIDE SEAL SCREWSx2 CHASSIS CHASSIS 2 REMOVING THE MAIN UNIT 1 Remove the 9 screws and the side plate from the MAIN UNIT 2 Unsolder the 2 points shown and then remove the MAIN UNIT FRONT PANEL For easy separation of the CHASSIS Use a suction lifter to lift the bottom of the CHASSIS
43. REPARATION REQUIRED EQUIPMENTS GRADE AND RANGE EQUIPMENT EQUIPMENT GRADE AND RANGE Cloning software CS F3000 CLONING SOFTWARE Revision 1 0 or later JIG cable Modified OPC 478 U UC See the illusted below RF power meter 50 O terminated Measuring range Frequency range SWR 0 1 6 W 100 600 MHz Less than 1 2 1 Frequency counter Frequency range 0 1 600 MHz Frequency accuracy 1 ppm or better Input level Less than 1 mW Modulation Analyzer Frequency range Measuring range 30 600 MHz 010 10 kHz Standard signal AC millivoltmeter Measuring range 10 mV to 10 V generator SSG Frequency range Output level 0 12600 MHz 220 to 90 dBu 7127 to 17 dBm Oscilloscope Frequency range Measuring range DC 20 MHz 0 01 20 V Attenuator Power attenuation Capacity 30 dB More than 6 W Audio generator AG JIG CABLE JIG cable1 Frequency range Output level GND 900 3000 Hz 1 500 mV External speaker AUDIO GENERATOR 3 conductor 2 5 d mm plug 300 3000 2 1 500 mV SETTING Frequency 1 kHz Level Waveform Sine wave Input impedance Capacity 1 500mV 80 More than 1 W MILLIVOLTMETER 10 mV to 10 V cable2 MIC SP 3 conductor 3 5 d mm plug CLONE EXT SPEAKER 1 W 8 Q OPC 478 U UC
44. STE 572 085 LDTC144EE lt LDTC144EE C426 R433 2015 vo ERBSE3ROOU Cl AL GND SE BTL vot TPA0211DGN IN SHUTDOWN 1r 29 R435 3 VDD 55 6501 NJM12902V IC60 D55 2581132 74 1155400 2 R414 330k I 1 56 1 01 11 0 12 1 02 CONT2 CONT3 vss NJM12902V LM2902PWR VDD CONTI 1 04 0 14 0 13 1 03 CD4066BPWR IC53 R473 100k 8 vDAREFI 15 16 17 NJM12902V 3 4 w 47 MSVB2 UNR9210G0 081 Explanatory notes p TX Line RX Line lt Common Line Voltage Line CD4053B 64 63 62 61 60 59 58 54 53 52 51 50 49 cp VDD vss MR VOUT NJU7704F3 oro STA ojo XP6501 1C54 CTRL VIN GND NB VOUT NJM2871BF05 TP76NOON LDTC144EE 2 2 B2 B3 Si TP70TF5169 e 4 6 7 E Refer to the PARTS LIST for the value and name of component PB6 AN6
45. T C1005 JB 1A 104K T C1005 JB OJ 105K T C1005 JB 1H 102K T C1005 JB 1A 104K T C1005 JB 1H 102K T C1005 JB 1H 102K T C1005 JB 1H 102K T C1005 JB 1H 102K T C1005 JB 1H 102K T C1005 JB 1H 102K T C1005 JB 1H 102 C1005 JB 1A 104K T C1005 JB 1E 103K T C1005 JB 1H 102K T C1005 JB 1E 103 C1005 JB 1A 104K T C1005 JB 1E 103K T C1005 JB 1A 104K T 10 CE 100 LD C1005 JB 1H 102K T C1005 JB 1A 104K T C1005 JB 1E 103K T C1005 JB 1H 102K T F930J226MAABMA C1005 JB 1A 104K T C1005 CH 1H 330J T C1005 CH 1H 100 C1005 CH 1H 220J T C1005 JB 1A 104K T C1005 JB 1A 104K T C1005 JB 1A 273K T C1005 JB 1A 104K T C1005 JB 1A 104K T C1005 JB 1A 104K T C1005 JB 1A 104K T C1005 JB 1A 104K T C1005 JB 1A 104K T C1005 JB 1E 103K T C1005 JB 1A 104K T HSJ1102 018540 HSJ1456 010320 BMO2B ASRS TF LF SN 5 000 CL 165HR YG EM9745P 38 G 01 lt gt SW 149 SKHLLD SW 167 SKQTLAEO10 SW 167 SKQTLAEO10 TP70TF5169 15 9F 3285 MMZ1005Y102C T MMZ1005Y102C T MMZ1005Y102C T MPZ2012S331A T MMZ1005A152ET MMZ1005A152ET MMZ1005Y102C T 2775 VCO CASE 1 OG 503040 OG 503040 37 3 46 3 19 8 40 9 21 7 37 1 26 36 5 12 2 32 22 2 37 1 12 9 40 8 12 2 37 6 15 8 39 6 12 2 38 5 19 3 33 7 20 7 32 2 5 2 37 8 11 3 39 3 6 5 42 8 6 8 44 8 8 1 23 1 6 5 30 8 6 1 23 1 3 7 30 8 75 4 12 65 2 38 4 63 8 34 4 69 30 3 73 7 26 77 2 25 7 65 9 11 4 14 7 27 1 14 3 31 7 16 2 32 2 14 3 32 6 18 32 2 85 2 44 4 17 1 32 2
46. T C1005 JB 1H 102K T C1005 JB 1H 102K T 1005 1 104K T C1005 JB 1H 331K T C1005 CH 1H 030 C1005 CH 1H 470J T C1005 CH 1H R75B T C1005 JB 1H 331K T C1005 JB 1H 102K T C1005 CH 1H 070 C1005 CH 1H 180J T C1005 CH 1H 180J T C1005 CH 1H 330J T C1005 CH 1H 1R5B T C1005 JB 0J 105K T C1005 CH 1H 240J T C1005 JB 1H 331K T C1005 CH 1H 470J T C1005 OR5B T C1005 JB 1A 104K T C1005 JB 1H 102K T C1005 CH 1H 040B T C1005 CH 1H 090C T C1005 CH 1H 150J T C1005 CH 1H 330J T C1005 CH 1H 0508 C1005 JB 1H 102 C1005 CH 1H 0R5B T C1005 CH 1H 200J T C1005 JB OJ 105K T C1005 JB 1H 222 C1005 CH 1H 470J T C1005 JB 1H 102K T C2012 JB 1A 106K T C1005 JB 1 103 C1005 JB 1H 102K T C1005 JB 1H 102K T C1005 JB 1H 152 TEESVA 1E 474M8R C1005 JB 1A 473K T 1 105M8R C1005 CH 1H 060 C1005 CH 1H 070C T C1005 CH 1H 070C T C1005 JB 1H 102K T C1005 JB 1H 102K T C1005 JB 1H 102 C1005 CH 1H 470J T C1005 CH 1H 470J T C1005 CH 1H 470J T C1005 JB 1A 104K T C1005 JB 1E 103 C1005 CH 1H 100C T C1005 JB 1A 104K T C1005 JB 1H 102K T C1005 CH 1H 040B T C1005 CH 1H 020B T C1005 JB 1H 102K T C1005 CH 1H 470J T C1005 CH 1H 270J T C1005 CH 1H 060 C1005 CH 020 C1005 CH 1H 060 C1005 CH 1H 270J T C1005 CH 1H 070C T C1005 JB 1H 102K T C1005 JB 1H 102K T C1005 JB 1A 104K T C1005 JB 1A 104K T C1005 JB 1H 102K T C1005 JB 1H 102K T C1005 JB 1H 102K T C1005 JB 1H 102K T
47. UJ UJ UJ UJ UJ UJ UJ 4 Kb Kb Kn e 444 4 0 UJ UJ D D D D D 6200012490 0 30 0 9 6TR 13 6N COMO 9 5 7 5 7030005240 S RES ERJ2GEJ 473 X 47K 6200012490 0 30 0 9 6TR 13 6N COMO 10 6 10 5 7030005050 S RES ERJ2GEJ 103 X 10K UNIT PARTS NO DESCRIPTION LOCATION MAIN A UNIT PARTS NO DESCRIPTION HIV LOCATION 7030005080 7030005530 7030004980 7030004970 7030007300 7030005090 7030005090 7030005310 7030005090 7030005310 7030005100 7030005710 7030007300 7030004970 7030005530 7030008370 7030007290 7030005090 7030005010 7030005050 7030005090 7030007290 7030007290 7030008410 7030005000 7030005090 7030008410 7030005240 7030005090 7030005040 7030004970 7030005030 7030005120 7030007060 7030005600 7030005210 7030007300 7030005210 7030005600 7030005120 7030005120 7030005120 7030005290 7030007340 7030008010 7030005720 7030005030 7030005220 7030005220 7030005220 7030007300 7030006610 7030005080 7030005000 7030005290 7030005050 7030007340 7030008300 7030005720 7030005220 7030005290 7030005240 7030005240 7030005240 7030005040 7030005090 7030005240 7030005070 7030005070 7030005070 7030005070 7030005070 7030005240 7030005050 7030005090 7030005160 7030005050 7030008290 7030005050 7030005210 7030005160 7030005050 7030005210 7030007290 7030005000 7030005060 7030005000 7030005090 7030005100 7030005700 7030005100 7030005170 703
48. adjustment value as specified using 5 on the PC s keyboard then push ENTER ADJUSTMENT TRANSCEIVER S CONDITION OPERATION ADJUSTMENT ITEM TX OUTPUT POWER CH 14 Transmitting CH Transmitting L1 power CH Transmitting Connect RF power meter to the antenna connector Power Hi Power L2 2 0W Power L1 1 0W MODULATION BALANCE CH Transmitting Connect a modulation analyzer with an oscilloscope to the antenna connector through an attenuator Square waveform Flat FM DEVIATION Narrow mode CH Transmitting CH Transmitting Wide mode CH Transmitting Connect a modulation analyzer to the antenna connector through an attenuator MOD N C 2 05 to 2 15 kHz MOD M C 3 25 to 3 35 kHz MOD W C 4 05 to 4 15 kHz CTCSS DTCS DEVIATION EUR versions only e CH e Transmitting e Connect a modulation analyzer to the antenna connector through an attenuator CTCSS DTCS 0 65 to 0 75 kHz 5 4 RECEIVE ADJUSTMENTS 1 Select an adjustment item using T J on the PC s keyboard 2 Set or modify the adjustment value as specified using lt gt on the PC s keyboard then push ENTER TRANSCEIVER S ADJUSTMENT CONDITION ITEM RX SENSITIVITY CH 11 1 Connect 558 to the antenna Automatic
49. drive AMP and power AMP in sequence to obtain TX power The amplified TX signal is passed through the antenna SW and the LPF which eliminates harmonics and then fed to the antenna APC CIRCUITS D1 and D2 rectify a portion of the TX signal to direct current and the APC AMP compares the voltage and the TX power control reference voltage T1 The resulting voltage controls the gain of the power and drive AMPs to keep the TX power constant TX AMPLIFIERS AND CIRCUIT 4 3 FREQUENCY SYNTHESIZER CIRCUITS The RX VCO is composed of Q13 D11 and D12 The VCO output signal is buffer amplified by two buffers and applied to the 1st IF mixer via the LO SW D6 and the LPF The TX VCO is composed of Q14 and D14 D16 The VCO output signal is buffer amplified by two buffers and applied to the 1st IF mixer via the LO SW D6 and the LPF A portion of oscillated signal from each VCO is fed back to the PLL IC via the buffer and the LPF The applied VCO output signal is divided and phase compared with a 15 3 MHz reference frequency signal from the TCXO which is also divided The resulting signal is output from the PLL IC and DC converted by the loop filter and then applied to the VCO as the lock voltage When the oscillation frequency drifts its phase changes from that of the reference frequency causing a lock voltage change to compensate for the drift in the VCO oscillating frequency
50. he transceiver DO NOT apply an RF signal of more than 20 dBm 100 mW to the antenna connector This could damage the transceiver s front end IC F4001 REPAIR NOTES 1 Make sure that the problem is internal before disassembling the transceiver 2 DO NOT open the transceiver until the transceiver is disconnected from its power source 3 DO NOT force any of the variable components Turn them slowly and smoothly 4 DO NOT short any circuits or electronic parts insulated tuning tool MUST be used for all adjustments 5 DO NOT keep power ON for a long time when the transceiver is defective 6 DO NOT transmit power into a Standard Signal Generator or a Sweep Generator 7 ALWAYS connect a 50 dB to 60 dB attenuator between the transceiver and a Deviation Meter or Spectrum Analyzer when using such test equipment 8 READ the instructions of the test equipment throughly before connecting it to the transceiver Icom Icom Inc and the Icom logo are registered trademarks of Icom Incorporated Japan in Japan the United States the United Kingdom Germany France Spain Russia and or other countries TABLE OF CONTENTS SECTION SECTION SECTION SECTION SECTION SECTION SECTION SECTION SECTION SECTION 4 1 4 2 4 3 4 4 4 5 5 1 5 2 5 3 5 4 10 SPECIFICATIONS INSIDE VIEWS DISASSEMBLY INSTRUCTION CIRCUIT DESCRIPITON RECEIVER CIRCUITS See quas qaa parasch ataqa 4
51. ion of top side and bottom side of this page shows the actual configuration of P C board lt GEA OgA OTA STA OZA SA VOLUME CONTROL ROTARY SELECTOR SECTION 9 BLOCK DIAGRAM 400 470MHz 015 25 4116 011 10 144 RIPPLE R5V FIL SW 013 25 4226 15 3MHz D12 HVD350B 1 60 2 010 4 91 NJM12902 CR 794 25 5107 25 5107 25 5107 2SC3356 01 051 RD07MUS2B PRE 026 014 28C4226 021 25 4116 15402 D16 HVD350B 2SK1829 TA75S01F D1 RB886CS RSSI AGC x3 d ER 353 65 MHz 423 65 TRE D2 RB886CS 15 309 Q12 LDTCl44EE FM R5C SW D28 D28 D26 D24 06 HVB350B HVB350B HVB350B HVB350B LDTA144EE 46 35MHz 45 9MHz IB IC GM aoe nee RF SES more lt mur 1 3 NJM2591 022 ER MIXER 35 293 T D31 D32 FI2 185390 LTM4506 T2 Tl 025 gt W N CERAMT LDTC144EE sw BPF W N 450kHz SW 1 5 JTBM450CX70 CERAMI ei 33 034 155390 Q27 LDTA144EE REF LVA 450kHz gt 1 59 1 58 1M2902 NJM12902 Q58 UNR911HGO PTT HPF DET
52. ixed with the 2nd LO signal resulting in the 450 kHz 2nd IF signal The 2nd LO signal is generated by tripling the 15 3 MHz reference frequency signal oscillated by the reference frequency oscillator The converted 2nd IF signal is filtered by the crystal filter filters to eliminate unwanted signal and amplified by the 2nd IF AMP then demodulated by the detector circuit which employs a discriminator as the phase shifter The demodulated AF signal is applied to the RX AF circuits e 2ND IF CIRCUITS LE IC 1C3 NJM2591 HS D A converter A 1 57 R2A20178 NWC RX AF CIRCUITS The demodulated AF signal from the IF demodulator IC is passed through the LPF HPF which attenuates frequencies 300 Hz and below The filtered AF signal is passed through the AF line SW HPF which additionally attenuates frequencies 300 Hz and below de emphasis circuit which provides 6 dB oct of frequency response The de emphasized AF signal is passed through the AF SW LPF which attenuates frequencies 3 kHz and above is adjusted in level by the D A converter The level adjusted AF signal is then applied to the AF power AMP via the AF line SW The amplified AF signal is applied to the internal or external speaker RX AF CIRCUITS 1 57 R2A20178 D
53. up UNSOLDER Suction lifter MAIN UNIT EA950R 2 Manufacture ESCO CO LT CHASSIS MAIN UNIT Continued to the right above 3 1 SECTION 4 CIRCUIT DESCRIPTION 4 1 RECEIVER CIRCUITS RF CIRCUITS The RX signal from the antenna is passed through the LPF and antenna SW then filtered by the 2 staged tuned BPF to eliminate unwanted out of band signal The filtered RX signal is amplified by the RF and filtered by another 2 staged tuned BPF to obtain a good image response then applied to the 1st IF circuits The tuned BPFs are tuned to the RX frequency by applying adequate tuning voltages T1 and T2 to the variable capacitors RF CIRCUITS D3 D22 From the TX circuits p SW D28 022 D24 D26 2 1ST IF CIRCUITS The RX signal from the RF circuits is applied to the 1st IF mixer and mixed with the 1st LO signal from the RX VCO resulting in the 46 35 MHz 1st IF signal The 1st IF signal is filtered by the crystal filter amplified by the 1st IF AMP then applied to the 2nd IF circuits 1ST IF CIRCUITS RX VCO 910 08 e gt gt gt gt gt 2ND IF CIRCUITS AND DEMODULATOR The signal from the 1st IF circuits is applied to the IF demodulator IC which contains the 2nd IF mixer 2nd IF AMP FM detector etc in its package The 1st IF signal is applied to the 2nd IF mixer and m

IC-F4000 series SERVICE MANUAL

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