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SERVICE MANUAL

1. V 1 to FRONT unit 39 DIG C84 2 C04 4 4 E 28 CS 05 LTO Ea d We T 04 2 A 2 17 SE LD Co SE RS C82 Y 2 n n S EX rest s wp 2 Re 51 wW B 529 ca 0315 17 IC9 ga e Fi FTN Sang lt J2 f E E e m Si 6116 1 5 Pog lt p 2 dm 200 ET im CEE 140 a to Speaker EE B 1 i B Cal 09 gt 15 la 5 Tg AE al 0 s dE JI
2. AFOUT NWC NW K w sw k sw REV HV FI3 FH 010 09 Ds D7 D3 D4 05 FOR IC6C D 012 45 Ji r a K k AE MCF 694 BPF BPF 2 BPF BPF TREX K kk LPF p kH LPF Sw D A sw HPF me REV o 09 1212 B 46 35 MHz T T 5V REV 4 3 2 1 RMUT TXC 022 01 SHIFT S LPT DET DET ip 1 AF sw Aue Kl AT MUTE BEEP 033 ai AFO Q4 032 gt ure LVIN 2nd 18 166 lt HV 7777 AFATT Lo mE IC4B 018 019 017 NOIS SD 023 020 034 TX RX gt Lx DRIVE PWR 018 AMP MICOUT 3 165 621 G20 619 9 sv Y z 2 APCV e a IC7A
3. LEFT SIDE C279 3 3 2 H band E B I 777 Other ron I BILI L6 k 7p L ML band
4. ES 257 ze n 01 x 3 A E 7 ca om 2228 2228 R42 Bs 205 i 6 CE Es E247 GOD 255 es B E lt cal gt s US Jor E E E 5 s 5 P aga cies RO rep Z Ball Ca REARS Em 4 iii 54 H Rios e E gj 8 T E Bu 1 uH zd 5p E B SE BS Bug 0 152 5 S 4 ka fA Jemez gt 54 al B m gt RC WIS H gt B8 L 8 pug 5 27 Eca ENT O EL B SE LT E 06 00 SE ere s 5 m RSI CSRS e BOTTOM VIEW SECTION 10 BLOCK DIAGRAM DET Yl y
5. 541 Cle C3 7 R4 23 d
6. 0105 118 1 5 WI Wa 316 C112 H5 Ci 613 C116
7. MAIN UNIT ORDER NO DESCRIPTION MAIN UNIT ORDER NO DESCRIPTION 4030006850 4030006860 4030008230 4030008210 4030008190 4030008270 4030008260 4030008250 4030007010 4030011770 4030009920 4030009530 4030007020 4030006990 4030011770 4030009920 4030006860 4030007090 4030009500 4030009510 4030008200 4030008190 4030009510 4030009350 4030008240 4030008230 4030008260 4030008190 4030009920 4030009520 4030006990 4030009530 4030006990 4030009910 4030009530 4030006860 4030007090 4030009500 4030006850 4030006850 4030007020 4030009520 4030006980 4030006850 4030011770 4030006860 4030011770 4030011770 4030006860 4510004630 4030007020 4030009920 4030009910 4030009920 4030007020 4030011600 4030011600 4550006560 4030006860 4030007090 4030008630 4030011600 4030008630 4030007030 4030011600 4030011600 S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S
8. SERVICE MANUAL UHF FM TRANSCEIVER 5 74205 Icom Inc INTRODUCTION DANGER This service manual describes the latest service information for the IC F410 IC F410S 420 and IC F420S UHF FM TRANSCEIVERS at the time of publication To upgrade quality any electrical or mechanical parts and internal circuits are subject to change without notice or obligation NEVER connect the transceiver to an AC outlet or to a DC power supply that uses more than 16 V 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 the transceiver DO NOT apply an RF signal of more than 20 dBm 100 mW to the antenna connector This could damage the transceiv er s front end IC F410 F420 eras IC F410S F420S ORDERING PARTS REPAIR NOTES Be sure to include the following four points when ordering replacement parts 1 10 digit order numbers 2 Component part number and name 3 Equipment model name and unit name 4 Quantity required lt SAMPLE ORDER gt 1150001670 IC SC 1322 IC F410 MAIN UNIT 5 pieces 8810005840 Screw 3 8 IC F410 Bottom cover 10 pieces Addresses are provided on the inside back cover for your convenience 1 Make sure a problem is internal before disassembling the transce
9. i OPINT IC2 7 OPCS S 80742SL A6 Tj BUSY BEEPOUT m CPU5V DICSIN AM 123 25LC160T I SN NOIS UNLK EXEN EXST DAST CSHIFT PLST VIN TEMP SUME T 58 ES t als 23 MAIN UNIT J1 aineet 9 9 2 2k Q3 Q18 2SC4081 DTC144EU DS10 R16 22 089 058 R15 085 057 056 R14 x xw 99 He DS4 DS3 DS2 R12 DS2 DS11 SML 311YTx10 k 1k w AN with W3 SCK R64 BEEP IS SET BEEP 27 5mV BEEPOUT 0 27 5mV Q7 R36 887 5 25 4081 869 Jeko IER 06 Res 0 1k 2 R30 R31 S Cet 1 10k 10k d d HANGERI Q10 o D4 DTC144TU dr E l DA204U as 1 i i i 05 gt i 5 0V Sy 0 5
10. 9949441 La t RFATT 21 22 PTTIN 1 ele Es E Es Es opvi 150 os nes m RX MUTE 0 V ser gem t NOIS 23 lt c 4 DET 4 OPV2 44 alelelels 2226 RX 0 V A T UNLK 25 5 9126 PWON 4 13 5 015 so 8 NJAJAN 15 T EXEN 27 G 28 GND __12 9 OPINT 8 2 t EXST 29 30 DMN Gers Ee 20 1 57 BAST SQ gt 2 1 4 SIGOUT 040 PLST 33 O 6 34 SCK 4 0511 9 22 OUT C238 gy 25 144 ov 1 35 36 50 DET 10 Vi 0 4 seour 0 4 TEMP 3715 ww 7 O24 BxMUT 22 t MC 39 o 40 GND BUSY s 9 5 25 gs 88 N t el 5 26 AFON 211 T al al al al al al al al al al al al SISISISISISTSISISISTSISTSIST SI SI SSS OJ MMUT HV 100k al al al al SISISISISIS MIC IN 4 L Lo o to Front unit COUT 3 os R w Re L TTTTTTTTTT Lo a lolololel I PTT OUT 215 0429 sv F MA111 a Through seszaevsssusssssssss gt As W3 of front unit s got Ber SET NGT RS gt COMPLETE VIEW we
11. CPU IC1 continued Description Outputs RF attenuator control signal to the attenuator switch MAIN unit Q1 Low While attenuator function is ON Input port for PLL unlock signal from the PLL IC MAIN unit IC10 High During unlock Outputs control signal for the power switching circuit MAIN unit Q14 Q15 Outputs control signal for LCD back light Low While LCD backlight is ON EXTPTT Input port for the PTT switch from the external connector MAIN unit J5 Low External PTT switch is ON Input port for the LCD backlight control signal from the external connector MAIN unit J5 Low External dimmer switch is ON PLST Outputs strobe signals for the PLL IC MAIN unit IC10 DAST Outputs strobe signals for the level controller IC MAIN unit IC12 EXST Outputs strobe signals for the expander IC MAIN unit IC13 KS1 KSO Output ports for the key matrix KR3 KRO Input ports for the key matrix BM Outputs control signal for the beep mute circuit Q10 High Beep muted Output ports for the CTCSS DTCS sig nals Input port for the microphone hanger detection signal Low Microphone on hook Output port beep audio while receiving 2 5 tone signals while transmitting Outputs DTMF signals Input port for the option connector state MAIN unit J4 Input port for the CTCSS DTCS decode si
12. AXN330C038P 4030007090 5 C1608 CH 1H 470J T 6510019250 S CONNECTOR B11B ZR SM3 TF 4030007090 S CERAMIC C1608 CH 1H 470J T 6510014960 S CONNECTOR B2B ZR SM3 TF 4030007090 S CERAMIC C1608 CH 1H 470J T 4030007090 S CERAMIC C1608 CH 470J T 4030007090 S CERAMIC C1608 CH 1H 470J T 7120000470 JUMPER ERDS2TO 4030007090 S CERAMIC C1608 CH 1H 470J T 8900004540 CABLE OPC 453 4030011600 5 C1608 JB 1 104 7030003860 S JUMPER ERJ3GE JPW V 4510005430 S ELECTROLYTIC ECEVOJA220SR 7030003860 S JUMPER ERJ3GE JPW V 4030006850 S CERAMIC C1608 JB 1H 471K T A 7030003860 S JUMPER ERJ3GE JPW V 4030007090 S CERAMIC C1608 CH 1H 470J T A 7030000010 S JUMPER MCR10EZHJ JPW 000 4030006860 S CERAMIC C1608 JB 1H 102K T A 7120000480 S JUMPER MJP 0 4 T 4030007090 S CERAMIC C1608 CH 1H 470J T A 7120000480 S JUMPER MJP 0 4 T 4030007090 S CERAMIC C1608 CH 1H 470J T A 7030003860 S JUMPER ERJ3GE JPW V 4030006860 S CERAMIC C1608 JB 1H 102K T A 7030003860 S JUMPER ERJ3GE JPW V 4030006860 S CERAMIC C1608 JB 1H 102K T A 7030003860 S JUMPER ERJ3GE JPW V 4030011600 S CERAMIC C1608 JB 1 104 7030003860 S JUMPER ERJ3GE JPW V 4030008920 5 C1608 JB 1C 473K T A 4030006860 S CERAMIC C1608 JB 1H 102K T A 4030008630 S CERAMIC C1608 JF 1C 104Z T A 0910050055 PCB 5156E 4030008630 S CERAMIC C1608 JF 1C 104Z T A 6910011560 BEAD HF70BB4 5X5X1 6 4030007090 S CERAMIC C1608 CH 1H 470J T
13. ANTENNA C14 TX0 7 V C11 2p L band LA382 H band C22 RX 0 V 1p Other 4232 Other 14 32 H band NG 6p L band C20 L MH H band LA 232 Other 2p L band 15 2 n 13 gt FOR 1 ML MH band 5 ML H band x L L ML Y655LY 03K P3 14 470 LA 382 12 AW wa Tue NM di ECC L7 15nH LES Sz 5 zs 8 REV SA STE 81 d 3 8 5 2 asm si 5 Ss NOEL SEL aT N S 82 x 5522 zzz
14. 57 n 77 CHASSIS ask UM9410F moi vr 287 MI407 E e wit v 28 ca 9 o4 5 H band 239 96 ps 100 5 gt 777 8 Other AM 0 001 gt gt p An R2 100 8 58 sot RX 2 9 V 1 1 w 1k L ML band wio 8 ach 16 TX 3 2 V 25 85 258 OX Sp P MH Q1 5 Di RX 2 8 V EFMH H band gt DTA144EU k gt E 713 SB 3 4528 lt 5 N 7 L ML band gt T 4 Jii Yess Y 2 8 2 T88 F83 5p PMH SC 1322 P L Seis H band 5 3p IP L ML H band 223 Ye55LY 03K P3 SE gRZ rere pi bang P EMH SC 1323 P ML MH a ML MH H 4 Sas egg 193 Other 6p ELL SC 1324 P H 1 1 T z ge RX 2 3 V 2 4 gl SC 1236 L L L id Y TET 5p P MH SC 1237 L ML lt band ij 20 SES E gt 1 2p SC 1325 L MH 55 gt OF lt IPFuH H band 6p EML gt mort 4p LMH SC 1326 L H 7p H band lt 8p Other gt 2 Ss ooh 18 197 8 BT 2SB1143 SOL mis Les cer cy 47
15. 1011 2 026 iic Fe 5 2 9 gt SP a LIMIT SUPRA AF 7 Sw sw gt MOD t t D LPF lt 66 A AN G28 630 88 MMUT TX SIGOUT TES 0705 I A vo Q25 D22 D33 vw K DTCSOUT 022 TONE SW 7N CPUSV 5 668 Nwe D21 lt REG K O we 0165 as MOD 103 5V 5 80 SCK LOOP PLL k TMUT DAST L32 L33 FIL K IC K BULE POWER PWON HORNO 2nd 029 SW K so Lo 5V 14 MAIN UNIT EXP EXST el ais 2 AFHPF 1013 EXEN REF lt S k 15 3MHz REG NWC 50 TCXO DTCSOUT SCK lt 162 PLST 2 MM UNLK R8V lt nw 176 DS8 DS11 Q3 Q8 var e Nee gm BACK DIM K 815 lt COMMON LINE LIGHT CTRL DIMIN PWON lt NE RFATT lt 187 R8V DS12 DS17 DSi 4 RX LINE 011 017 TEMP CPUS 28 LED LED DET 9 4 lt CTRL lt DTCSIN lt idi z 8 zzz CPUSV RMUT MMUT lt cL a LED type 4108 4208 LCD type F410 F420 cma 2156 CTDA2 012 AF CH U D Etc RM gt RMUT k RXMUT MM gt MMUT k MIMUT 918 SWITCH x8 CTRL CTRL SOK 024 037 025 046 77 SPINT J4 2 a OPCS a BUSY gt 0811 15 16 SCK cid w st OPV3 13 18 SO gt HANG CPU OU 5 GND 12 19 OPINT T 77 OPV2 OPTS 11 20 OPCS gt IC1 OPV3 OPT2 10 21 038 J5 OPTI 9 22 AFOUT 1 CPUSV RES SIGOUT 8 23 DET DIMIN DIM 2 gt RESET MDWN 7 24 RXMUT 7 sw 3 BU
16. 4030009920 S CERAM 7030003730 S RESISTOR ERJ3GEYJ 274 V 270 4030009990 S CERAM LCD type F410 F420 LED type F410S F420S S Surface mount FRONT UNIT ORDER NO DESCRIPTION FRONT UNIT ORDER NO DESCRIPTION 4030006900 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030006860 4030006860 4030006850 4030006860 4030006860 4030007090 4030006860 4030006900 4550006700 4030008880 4030011600 4030008920 4030008900 4030011600 4030006900 4030006900 4030006900 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030006860 4030006860 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030011600 4030006860 4030006860 4030006860 4030006860 4030006860 4030006860 4030006860 4030006860 4030007090 6450001470 6510020510 5030001540 5040002310 5040002310 5040002310 5040002310 5040002310 5040002310 5040002310 5040002310 5040002310 5040002310 5040001760 5040002310 5040002310 5040002310 5040002310 5040002310 S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S TANTALUM S CERAMIC S CERAMIC S CERAMIC S
17. C1608 CH 1H 0800 C1608 CH 1H 0800 C1608 CH 1H 220J T A C1608 CH 1H 220J T A C1608 CH 1H 220J T A C1608 JB 1H 102 C1608 JB 1H 272 C1608 CH 1H 180J T A C1608 CH 1H 120J T A C1608 JB 1E 103K T A C1608 JB 1E 103K T A C1608 JB 1E 103K T A C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 JB 1E 103K T A C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 JB 1C 104KT N C3216 JB 1C 105M T A ECEV1CA100SR C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 100D T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A S Surface mount MAIN UNIT MAIN UNIT ORDER ORDER NO DESCRIPTION NO DESCRIPTION 4030007090 5 C1608 CH 1H 470J T 6510020510 S CONNECTOR FH12 40S 0 5SV 4030007090 S CERAMIC C1608 CH 1H 470J T 6510018430 5
18. 7030003560 S RESISTOR ERJSGEYJ 103 V 10 7030003700 S RESISTOR ERJ3GEYJ 154 V 150 7030003400 S RESISTOR ERJ3GEYJ 471 V 470 7030003360 S RESISTOR ERJ3GEYJ 221 V 220 7030003600 S RESISTOR ERJSGEYJ 223 V 22 7030003710 S RESISTOR ERJ3GEYJ 184 V 180 H band 7030003200 S RESISTOR ERJ3GEYJ 100 V 10 7030003590 S RESISTOR ERJ3GEYJ 183 18 other 7030003520 S RESISTOR ERJ3GEYJ 472 V 4 7 7030003590 S RESISTOR ERJSGEYJ 183 V 18 7030003520 S RESISTOR ERJSGEY J 472 V 4 7 7030003800 S RESISTOR ERJ3GEYJ 105 V 1 MQ 7030003360 S RESISTOR ERJ3GEYJ 221 V 220 7030003700 S RESISTOR ERJ3GEYJ 154 V 150 7030003520 S RESISTOR ERJ3GEYJ 472 V 4 7 7030003660 S RESISTOR ERJ3GEYJ 683 V 68 7030003370 S RESISTOR ERJ3GEYJ 271 V 270 0 7030003660 S RESISTOR ERJ3GEYJ 683 V 68 7030003230 S RESISTOR ERJ3GEYJ 180 V 18 0 7030003520 S RESISTOR ERJSGEYJ 472 V 4 7 7030003370 S RESISTOR ERJ3GEYJ 271 V 270 0 7030003450 S RESISTOR ERJSGEYJ 122 V 1 2 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 7030003340 S RESISTOR ERJSGEYJ 151 V 150 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 7030000060 S RESISTOR MCR10EZHJ 2 2 Q 2R2 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 7030000220 S RESISTOR MCR10EZHJ 47 470 7030003600 S RESISTOR 223 V 22 P L ban
19. Spurious emissions 70 dB Wide 60 dB Narrow 55 dB typical Wide 46 dB typical Wide 50 dB typical Narrow 40 dB typical Narrow Adjacent channel power TRANSMITTER Residual modulation Limitting 60 100 of modulation Microphone connector 8 pin modular 600 Q 1st 46 35 MHz 2nd 450 kHz Sensitivity typical 2 dBuV emf 20 dB SINAD 0 25 uV typical at 12 dB SINAD Intermediate freq Squelch sencitivity 2 dByV emf 0 25 uV typical 70 dB Wide 60 dB Narrow Adjcent chnnel selectivity Spurious response RECEIVER Intermoduration 50 dB typical Wide 46 08 typical Wide Hum and noise 45 dB typical Narrow 40 dB typical Narrow Audio output power 3 5 W typical at 5 distortion with a 4 Q load External SP connector 2 conductor 3 5 d mm 8 4 All stated specifications are subject to change without notice or obligation SECTION 2 INSIDE VIEW Power module IC5 AF power amplifier Low pass filter IC9 LA4425 PLL reference TCXO RF amplifier X2 CR 601 Q1 3SK241 expander VCO circuit IC13 BU4094BCF 2nd IF filter 1st mixer Q3 35 241 2nd IF filter 2 oe 1st IF filter TT j LR n x 2 8 24 E Level controller 1212 M62363FP FM IF IC AF switching IC IC1 TA31136FN 11 BU4066BC
20. This output level of a standard signal generator SSG is indicated as SSG s open circuit 5 4 BEEP ADJUSTMENT MEASUREMENT eee ADJUSTMENT ADJUSTMENT CONDITION UNIT LOCATION UNIT ADJUST BEEP AUDIO 1 Operating frequency Any Connect an AC mil Connect an audio generator to livoltmeter with 4 Q pin 25 MAIN unit J2 and set load to the SP as jack 1 kHz 550 mV Squelch OPEN Volume level 1 Receiving e MAIN unit SINAD DC power supply meter 13 6 V 15A AC millivoltmeter Speaker 4Q J4 FTT TTTTTTTTT 30 25 16 Audio generator J4 pin 25 Audio input point I FRONT unit R60 Beep level adjustment SECTION6 PARTS LIST FRONT UNIT FRONT UNIT DESCRIPTION DESCRIPTION 1140007911 S IC HD6433875B20H 7030003740 S RESISTOR 334 V 330 1110003500 S IC S 80742SL A6 T1 7030003570 S RESISTOR ERJ3GEYJ 123 V 12 1130008670 S IC 25LC160T I SN 7410000950 S ARRAY EXB V8V 102JV 7410000950 S ARRAY EXB V8V 102JV 7410000950 S ARRAY EXB V8V 102JV 1530002060
21. 8 25 4703 X LLLI xu 8 lt TMUT 53 g wa ba to I 5 BI H TTT Rx m lt 016 IC7b 88 8 52 88 sp Other 11121815 SEX 25 DTC144EU 88 b 54 p NJM2904M P 47 TX 2 1 V 24V m 777777777 77 RX 0 V 39 P ML MH P H T L 22 IC4b L ML MH band L 34V 33 Other NJM2904M 68V 0141 C139 115 6 8k 18 L band 8p L band I al 15 ML MH band 6p ML bannd on 2 _ 8 Lot 35 12p band 4p 2 Ww C193 Q46 Sat 855 ze 5 E 557 923 SEES 2 8 0195 DTA144EU oF 2 C5110 PRSE T E 470 IC6b T 3523 T S 122 R114 TX 2 8 V NJM2902M 24 gzl S 4 10 RX27V 27k ML band 25 292 OST S ance siki T m 5 BS DTC114EU R118 124 5 3 3k Other R144 858 8 e 2 uh 1k 1H 555 TT e DST 5 S z IC8b AM Aio MC152 E558ANA 100051 P3 aP us pat 2 0 V NJM2904M 20V 25 pias q hisa 34V C150 21 1 17265 7 100k 24V 75k 4 DOP 124 47k L band w i 8 g 2 5 AW W WI AM 8p ML band 0148 EAR lt z z 2 2 I 1 15p MH band 5p L MH band 10 s ki 157 270 R146 Bo 85 R125 10
22. R271 n 5 10k 5 gt TX1 5 V pe Lw m RX 13 3 V 7P 020 R69 917 gI 1 28 5107 ips lt y28C4081 5 Res BS 5 5 5 5 lt 5 im 14 al J TX17V J 8 m la T RX 0 V x 2 68k TMUT les Lss 1 T Ter re of 816 ag Less p uL 3 3 128 7582 some 1888338 28s 010144 I 4 JS tE 2 1 V gt m rm 77777777 777777 V gt 88 ML MH 2p P H m IC4b 7p LIML MH band i Other NJM2904M 0141 C139 w 18p L band 8p L band R128 15p ML MH band 6p ML bannd 2 10 12 H band MH H band eal ERES 1 t 11 28 88 cn DOS Z s ot Bec 5 110 28 5252 T ss Fat RS 8 55 seo 024 E 33 A RX2 7V 27k ML band ot 8s DTC114EU R118 124 85 02888 1 3 3k Other 5 228 1k 1H 5555 og 12 ANC M 1 fais MC152 E558ANA 100051 P3 ss 021 1729 V 522 150 e 1T365 2 64V RX 0 V 5888 47k 10p L band 1 5159 8 ML band 148 gt 150 MH band 5p L MH band lt 1 38 4p H band 4p ML H band 587 029 07V 028 0 7 V 2T og 2505107 77 25 5107 gt 458 g 8 a ee eee 2 559289 5 125 R121 I 582122 5 BET 018H 47 Td 7 6155 6
23. RER im Ho E SL oa m Erg ze N F5 pg 212 007 178 3 C d CA 008 3 5 3 E i 4 5 5 RD p 0125 P LIS Ferg z H RU _ s Fil Sa 22 15 m PSN 2 E ome BB 3 1 g 09 BEBE 4 5 m n DES pm x dE Ti f amp sim 216218 SEBEBHESEBSESEHS ip 5 X lt gt a Ral gt 6 ul NOTE 30 to Optional unit 16 Ds 2255 53 SP 628 6 RS 2105 166 E ES 73 RH
24. EXB V8V SEG16 SEGI PD2 SEG43 P63 SEG12 od _ SEG17 SEGIS PD3 SEG44 P62 SEG11 1 EXST SEG18 PD4 SEG45 P61 SEG10 DAST T PLST SEG19 mE PD5 SEG46 60 5 9 SEG20 PD6 SEG47 P57 WKP7 SEG8 gt SEG21 EC PD7 SEG48 P56 WKP6 SEG7 R48 SEG22 PE0 SEG49 M P55 WKP5 SEG6 EXB V8V SEG23 DIMIN LCD type only SEG23 SEGA PE1 SEG50 DO P54 WKP4 SEG5 1kx4 SEG24 SEGS PE2 SEG51 CL2 P53 WKP3 SEG4 IEXPTT SEG25 PES SEG52 CL1 P52 WKP2 SEG3 SEG26 Im AVCC HD6433875B20H P51 WKP1 SEG2 l EWON 2 0512 0517 011 017 SEG27 SECOB TONEM P50 WKPO SEG1 cong 47p 2EC2422Cx6 25 4081 6 SEG28 SEG29 TONED 1 SEG29 SEG30 VTREF PA1 COM2 019 SEG30 SEGST AVREF 2 3 DTC144EU SEG31 5585 AW PB7 AN7 PA3 COM4 SEG32 AM PB6 AN6 VCC 2 2k 1 DSe DS11 como 5 5 Vi E f SML 311YTx4 PB4 AN4 v2 COM2 PB3 AN3 2 2 VSS 6 LIGHT ON 7 5V PB1 AN1 P10 TMOW LED type LIGHT OFF 5 5V RA 1k LED type only DS10 R16 DS11 Q3 DTA143ZU lt 06 8051 5 3 3 2 P17 RQ3 TMIF P16 IRQ2 P15 IRQ1 P14 P12 TMOFH P11 TMOFL PBO ANO P21 SCK1 P24 SCK3 P25 RXD P27 IRQO P13 TMIG AVSS P26 TXD TEST w
25. GRADE AND RANGE DC power supply Output voltage Current capacity 13 2 13 6 V DC 15 Aor more Audio generator Frequency range Measuring range 300 3000 Hz 1 500 mV RF power meter terminated type Measuring range Frequency range Impedance SWR 1 50 W 300 600 MHz 500 Less than 1 2 1 Standard signal generator SSG Frequency range Output level 0 1 800 MHz 0 1 HV 32 mV 127 to 17 dBm Frequency counter Frequency range Frequency accuracy 100 mV or better Sensitivity 0 1 600 MHz 1 ppm or better Oscilloscope Frequency range Measuring range DC 20 MHz 0 01 20 V AC millivoltmeter Measuring range 10 mV 10 V FM deviation meter Frequency range Measuring range DC 600 MHz 0 to 10 kHz External speaker Input impedance Capacity 4 Q 5 W or more Power attenuation 50 or 60 dB Attenuator DC voltmeter Input impedance 50 DC or better Capacity 50 W or more ADJUSTMENT FREQUENCY DATA Before starting the adjustment back up the original frequen ADJUSTMENT FREQUENCY cy data and program adjustment frequency at right using the Frequency MHz Power optional programming software EX 2057 Rev 1 0 or later P ML LI ML MH H selection for IC F410 F420 CS F300S for IC F410S F420S cloning 440 0 450 0 470 0 490 0 Low1 cable OPC 478 and adaptor cable OPC 5
26. 2 5 gt 024 25 k o r o x z c lo o o amp IC13 RX MUTE BU4094BCF 5 1 v 6232 DAN202U 3 lt f ru 49V CR 601 Es EIS a bbl 5 it pin 1 1 VCON lt lt 1C12 0223 12 2 1 1 lt i p D 4 EE lt lt lt lt lt E EE EE 222222222222 L 2 6 650 035 sal eu 222222222222 E 3333 BST 28C4081 Rss 882 lola g VOUTI VOUT8 NGT ol z 8 85 9505 5595 ES 5 T2 VOUT2 VOUT7 A OE VIN2 VIN7 TT 38 85 anh Ly F SEE T EEE GND L WIDE 0 V Os 31 o 14 ro 7 5 H MODw NAR 0 6 V 194 D 5 6 S DAST LD RESET H GN SOK VDAREF t a OPINT o s oer 2195 t OPCS 9 10 0812 DI Do Wide 0 V eusv nl 90 52 1 VIN3 VING M Narrow 4 8 V Ng 13 UT t BEEPOUT 13 14 1 gt gt gt 8 8 8 Voir T TONE 15 16 OPV2 ae s VOUT4 m TX 0 V 036 1770 O is 222 TO OPTION VIN5 Bb D gt T DTCSIN 19 20
27. 2056 Sponge 8930045930 2056 M holder 8930046150 Rubber sheet AK 1 8930045390 Sponge FL 8930045920 2056 Sponge 8930045070 2056 M plate 8930045920 2056 Sponge LMR only 8930046770 Thermally sheet G LMR only 8510002280 VCO cover 8930048870 2056 A Sponge H band only 8510002280 VCO cover H band only 8930048870 2056 A Sponge H band only MP16 M 15 M M MP13 M MP6 M MP11 18 17 C MP1 F 4105 4205 LED type only SP1 WS1 MP8 O a8 MP7 C FRONT UNIT F MP2 LCD type only IC F410 F420 C CHASSIS PARTS M MAIN UNIT Unit abbreviations F FRONT UNIT SECTION 8 SEMI CONDUCTOR INFORMATION lt TRANSISTORS AND FET S 2581132 R 2581143 S 2SC4081 R 25 4215
28. CP1 L23 PLL lock voltage PLL lock voltage check point adjustment for TX L26 PLL lock voltage adjustment for RX 5 3 TRIMMER ADJUSTMENT Select an operation using T keys then set specified value using lt gt keys on the connected computer keyboard ADJUSTMENT REFERENCE FREQUENCY TXF SET ADJUSTMENT CONDITION Operating frequency Ch2 L band 430 00000 MHz ML band 470 00000 MHz MH band 490 00000 MHz 520 00000 MHz H band L 512 00000 MHz Power selection Low1 Transmitting MEASUREMENT Power Hi 2 Transmitting Operating frequency Ch4 L band 400 00000 MHz ML band 440 00000 MHz ML band 450 00000 MHz MH band 470 00000 MHz H band 490 00000 MHz Power selection High Transmitting Power L2 2 Power selection Low2 Ch3 Transmitting Power L1 3 Power selection Low1 Ch1 Transmitting LOCATION Loosely couple a frequency counter to the antenna connec tor 430 00000 MHz L band 470 00000 MHz ML band 490 00000 MHz MH band 520 00000 MHz H band 512 00000 MHz H band L Connect an RF power meter to the antenna connector 430 00155 MHz L band 470 00155 MHz ML band 490 00155 MHz MH band 520 00155 MHz H band 512 00155 MHz H b
29. LPF 20 kHz De emphasis OFF Detector P P 2 Transmitting RECEIVE Operating frequency CH1 Connect a SINAD meter with a 4 Minimum distortion BPF T1 L band 400 00000 MHz load to the external SP jack level BPF T4 440 00000 MHz ML band 450 00000 MHz MH band 470 00000 MHz H band 490 00000 MHz Connect a standard signal generator to the antenna connector and set as Level 3 2 97 dBm Modulation 1 kHz Deviation 3 5 kHz Wide 41 75 kHz Narrow Receiving CONVENIENT The 1 T4 be adjusted automatically D 1 Set each to 0 then push the F9 key The cursor must be set to the BPF T1 position D 2 The connected PC tunes T1 BPF T4 to peak levels or 2 1 Set the cursor to one of T1 12 or T4 as desired 2 2 Push F8 to start tuning 2 3 Pepeat 2 1 and 2 2 to perform additional tuning Operating frequency CH1 Rear Connect a SINAD meter with a 4 At the point where L band 400 00000 MHz panel Q load to the external SP jack noise just appears ML band 440 00000 MHz ML band 450 00000 MHz MH band 470 00000 MHz H band 490 00000 MHz Connect an SSG to the antenna con nector and set as Level adjust SSG s level to 8 dB SINAD on the con necting SINAD meter Modulation OFF Receiving
30. S TRANS 25 4081 T107 R 7410000950 S ARRAY EXB V8V 102JV 1590000440 S TRANS DTA143ZUA T106 7410000950 S ARRAY EXB V8V 102JV 1530002060 S TRANS 25 4081 T107 R 7030003320 S RESISTOR ERJ3GEYJ 101 V 100 1590000660 S TRANS DTC144TU T107 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 1590001650 S TRANS XP4601 TX 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 1530002060 S TRANS 25 4081 1107 R 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 1530002060 S TRANS 25 4081 1107 R 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 1590000660 S TRANS DTC144TU T107 7030003440 S RESISTOR ERJS3GEYJ 102 V 1 only 1530002060 S TRANS 25 4081 T107 R 7030003680 S RESISTOR ERJSGEYJ 104 V 100 1530002060 S TRANS 28C4081 T107 R only 7030003530 S RESISTOR ERJSGEY J 562 V 5 6 1530002060 S TRANS 25 4081 T107 R only 7030003580 S RESISTOR ERJSGEYJ 153 V 15 1530002060 S TRANS 28C4081 T107 R only 7030003640 S RESISTOR ERJSGEYJ 473 V 47 1530002060 S TRANS 28C4081 T107 R only 7030003440 S RESISTOR ERJSGEYJ 102 V 1 1530002060 S TRANS 25 4081 1107 R only 7310002740 S TRIMMER RV 150 RHO3A3A14X0FC 103 1530002060 S TRANS 25 4081 1107 R only 7030003680 S RESISTOR 104 V 100 1590000430 S TRANS DTC144EUA T106 only 7030003440 S RESISTOR ERJSGEYJ 102 V 1 1590000430 S TRANS DTC144EUA T106 only 7030003440
31. 1H 470J T A 4030009920 S CERAM C1608 CH 1H 050B T A other 4030009510 S CERAMIC C1608 CH 1H 010B T A 4030006980 S CERAM C1608 CH 1H 070D T A H band 4030009530 S CERAMIC C1608 CH 1H 030B T A 4030006990 S CERAM C1608 CH 1H 080D T A other 4030006860 S CERAMIC C1608 JB 1H 102K T A 4030011770 S CERAM C1608 CH 1H 060B T A 4030006860 S CERAMIC C1608 JB 1H 102K T A 4030006850 S CERAM C1608 JB 1H 471K T A 4030007110 S CERAMIC C1608 CH 1H 680J T A 4030006850 S CERAM C1608 JB 1H 471K T A 4030006860 S CERAMIC C1608 JB 1H 102K T A 4030006850 S CERAM C1608 JB 1H 471K T A 4030007020 S CERAMIC C1608 CH 1H 120J T A 4030006990 S CERAM C1608 CH 1H 080D T A H band 4030006860 S CERAMIC C1608 JB 1H 102K T A 4030007010 S CERAM C1608 CH 1H 100D T A other 4030006860 S CERAMIC C1608 JB 1H 102K T A 4030009920 S CERAM C1608 CH 1H 050B T A H band 4030007110 S CERAMIC C1608 CH 1H 680J T A 4030011770 S CERAM C1608 CH 1H 060B T A other 4030007130 S CERAMIC C1608 CH 1H 101J T A 4030006860 S CERAM C1608 JB 1H 102K T A 4030007130 S CERAMIC C1608 CH 1H 101J T A 4030006860 S CERAM C1608 JB 1H 102K T A 4030006860 S CERAMIC C1608 JB 1H 102K T A 4030006860 S CERAM C1608 JB 1H 102K T A 4030006860 S CERAMIC C1608 JB 1H 102K T A 4030006980 S CERAM C1608 CH 1H 070D T A 4030006860 S CERAMIC C1608 JB 1H 102K T A 4030006860 S CERAM C1608 JB 1H 102K T A 4550006320 S TANTALUM ECSTOJY475R 4030006860 S CERAM C1608 JB 1H
32. 4 LP e BOTTOM VIEW 40 to MAIN unit J3 2 9 3 MAIN UNIT e TOP VIEW 6 GND 5 ollz m
33. 8 The output sig nal is passed thorough the loop filter Q34 R180 R181 C203 C231 and is then applied to the VCO circuit as the lock voltage 4 3 2 VCO CIRCUIT MAIN unit The VCO circuit contains a separate RX VCO Q23 D20 D34 and TX VCO Q25 D22 D33 The oscillated signal is amplified at the buffer amplifiers Q28 Q29 and is then applied to the T R switching circuit D18 D19 The Rx sig nal is applied to the 1st mixer circuit Q3 and the Tx signal to the driver Q19 via the buffer amplifers Q21 Q20 A portion of the signal from Q28 is amplified at the buffer amplifier Q29 and is then fed back to the PLL IC IC10 pin 2 PLL circuit C RXVCO Buffer E SN i D18 to transmitter circuit 30 rm Q23 D20 034 Buffer to 1st mixer circuit m o 4 gt 019 TXVCO Buffer REN lt 085 gt 1025 022 033 filter IC10 PLL IC 8 Phase Programmable 2 counter Prescaler detector 45 9 MHz signal 4 17 Programmable x3 da PLST Shift register SOK X1 15 3 MHz 15 4 4 POWER SUPPLY CIRCUITS 4 4 1 VOLTAGE LINES MAIN unit The voltage from a DC power supply The same voltage as the VCC line which is con trolled by the power switching circuit Q14 Q15 When the POWER switch i
34. 8 sd a ile 5 10k 22 EN 186 V EM Bob 20 AW Q46 Ss 28 7 DTA144EU 5 EST meev 1266 77 cd Be s s NJM2902M 24 10k 470 4 99 TE 39V 8 Bet SM Eq 2 s ELT 5 2 kE Fy 88 55 470k 7 2 22k 01 SP JACK o 5 2 39V A 8 i5 IC8b zt gt 7 MWH Tei 28m e N n 8 029 169 J 8 xe z 20 V NJM2904M 85 me f R145 0175 gt 1 1 0 1 3 5 c 1 4425A 7 MH PES A ast m 8 pee R146 176 R269 a29 07 Fagg a Ox 8 T Pi 12 NJM2904M ESS Pes E zs 185 R157 270k amp pie 52 82k 22 2605107 77 2885107 8 5 E cress s C184 15 5 8 i ise iem Bita SET oa 115 Bs ux qu Berau 55 8 TN LMR only ph wie w15 RUD Woh IL CHASSIS os T I i 25 Se DTMF d 9 e DRE re C322 zs C186 85V Sl IG 9 8 022 029 oe 01 m wee X M 85 5 PET N DAN202U i I 8 4 5 Sac Sen J gt 55 5 alu 5 c a 55 8 5 0185 p 32V enm G q 8 aay 01 e z Bx pp al 2 fas s l 9 032 e u DTC144EU lt 8v lt T BV 51V T R204 10k 2 0251 A FEES C221 Em 4 is Paz 0 0027 Bo 25
35. 9 V RX APPROX PS g 0 001 I is m W6 2SD1664 3 VdBm 25 5355 17 15nH HV t FI2 450 Sr 5 L band 47p azizs 5 of co bee gt m CDBCA450CX24 31777 m 5E 8 xL 0 5j ban ae gt Feno el 5 25 1 1 TS S PA L11 15nH 1p L band 77 gas I DNUS H4 FE 2 5 LS LS 79V pans 18V ERS 8 on 2 9 170 V CABLE 518 J 2o J J as 013 CFWM450G pi2 T TY REEE gg DAN2 e z 3 ES 54V Q12 2981132 DTcii4EU P m 2 ry gaz aes ov SEIZE se 015 1 L 4 8 2 8555 C29 Tso oF U I t 1 L 2 T lt Z Z op Ty 82 Qi u is mm 82282 625 DTA144EU 8 2 4 Lees g 88 lt lt ms al lt m DAN202UL 4 L 44 ro 222658 RX 2 2 V agg 5 3 L 35 e TX 0 V tee x 5 lt x E Jl 1 5 nes v LS 5 ST 22 moi Y655LY 02M P 779 010 2501664 RX 7 9 V WS z 8 5 155 822238 8 85 H band 08 I T8 ie 258 MoS mov 33 6545 Y655LY 03K P3 R5315 aly 28 18 OS ole Other 2 x 0 001 330 ace w 5 901 FL 287 Dee Beg 2 gt Wide 5 R22 10k RX 2 3 V 9 Narrow 8 C 5 10k 2 5p H band
36. A C1608 JB 1H 102K T A C1608 CH 1H 060 C1608 CH 1H 060B T A C1608 JB 1H 102K T A ECEV1CA100SR C1608 CH 1H 120J T A C1608 CH 1H 050B T A C1608 CH 1H 040B T A C1608 CH 1H 050 C1608 CH 1H 120J T A C1608 JB 1C 104KT N C1608 JB 1C 104KT N ECST1CY225R C1608 JB 1H 102K T A C1608 CH 1H 470J T A C1608 JF 1C 1042 C1608 JB 1C 104KT N C1608 JF 1C 1042 C1608 CH 1H 150J T A C1608 JB 1C 104KT N C1608 JB 1C 104KT N 4030011600 4550006320 4030011600 4030008630 4030008850 4030011600 4510005290 4510006260 4030006860 4030006860 4510004630 4030006860 4030006860 4550006360 4030008880 4550006430 4550006430 4030006860 4510004630 4030006850 4030006880 4030006860 4550006170 4030008630 4510006850 4030006860 4030006990 4030006990 4030007050 4030007050 4030007050 4030006860 4030008470 4030007040 4030007020 4030006900 4030006900 4030006900 4030006860 4030006860 4030006860 4030006860 4030006900 4030006860 4030006860 4030006860 4030011600 4030010210 4510004630 4030006860 4030006860 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007010 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 S CERAMI C S TANTALUM S CERA
37. A C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T C1608 CH 1H 470J T C1608 JB 1C 104KT N C1608 JB 1H 102K T C1608 JB 1H 102K T C1608 JB 1H 102K T A C1608 JB 1H 102 C1608 JB 1H 102K T C1608 JB 1H 102K T A C1608 JB 1H 102K T C1608 JB 1H 102K T C1608 CH 1H 470J T 95003 2881 FH12 40S 0 5SV LD HU10140J SML 311YTT86 SML 311YTT86 SML 311YTT86 SML 311YTT86 SML 311YTT86 SML 311YTT86 SML 311YTT86 SML 311YTT86 SML 311YTT86 SML 311YTT86 SEC 2422C SML 311YTT86 SML 311YTT86 SML 311YTT86 SML 311YTT86 SML 311YTT86 LCD type F410 F420 LED type 4105 4205 WE a only only only only only only 7030000010 7030003860 8900007680 0910049322 0910051231 8930044930 S JUMPER S JUMPER CABLE PCB PCB LCD CONTACT MCR10EZHJ JPW 000 ERJ3GE JPW V OPC 741 B 5042B B 5289A SRCN 2055 SP N W only S Surface mount MAIN UNIT ORDER NO DESCRIPTION MAIN UNIT ORDER NO DESCRIPTION 1110003490 1180001250 1180000970 1110002700 1150001670 1150001680 1150001690 1150001250 1150001260 1150001700 1150001710 1110002680 1110002700 1110002700 1110003090 1130007610 1130007690 11900003
38. A 6910006290 HF70BB9X5X4 5 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030009910 S CERAMIC C1608 CH 1H 040B T A 4030009910 S CERAMIC C1608 CH 040 4030006860 S CERAMIC C1608 JB 1H 102K T A 4030006860 S CERAMIC C1608 JB 1H 102K T A 4030007020 S CERAMIC C1608 CH 1H 120J T A 4030007090 S CERAMIC C1608 CH 1H 470J T A 4550006320 S TANTALUM ECSTOJY475R 4030009510 S CERAMIC C1608 CH 1H 010B T A 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030007010 S CERAMIC C1608 CH 1H 100D T A 4030011600 S CERAMIC C1608 JB 1C 104KT N 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030009660 S CERAMIC C1608 JF 1C 224Z T A 4030007010 S CERAMIC C1608 CH 1H 100D T A 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030006850 S CERAMIC C1608 JB 1H 471K T A 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030007090
39. AW 1 a 270 _ oF 8 e s 4p Other I Le L E s S I LJH 820 001 25 4081 EL LR Ee 2 85352 BST C66 0 01 ox 65 NS oS OF oWo 8 n Tray I A Lee E mi 1 a C60 001 El lt 5 S DTAI44EU wide v LL R112 2 2 NAR 4 9 V TX4 7 V HU 330k on Q 4 nxov T Ox R110 DTC114EU R8V e TX74V 25 NTCCF20124AH 47k 88 1 La TES TSS mov E E ew Q44 EN 6 Oc 922 44EU 58 ze 58 0 R107 100 RSS 0307 47 25 4081 55 Ir L_ 73 w 1 85 T 170 is Er e wes 5 gu lo L o 5p H ban 7 4 3 iSt 5 i ade 35 z 8 nx amp Other 24v J T8 4 Laa 5s 3 ES 85 SE 18 2 1 1747 V S o R104 22k lt 0130 Se n 326 A 3 RX 0 V 56 in AN PE 24V 899 325 ES 24V 1 5k gt 8 22 4 ha 8 24 6 R102 128 o4y mT 12 w L gt 24V 7 z 0 047 10 t 14 24V 98 IC6a 5 24v 1 SN gt 8 13 Tes 2 88 NiMzso2m ES me ous less icon 9 77 83 mo N ERES 8z 5 NJM2902M 0 047 0 047 NJM2902M 85 ES 1173 155 AFREF 38 8 IC7b C330 NJM2904M 24V oT vec 5V 1 E R142
40. Ja TO OPTION TX 0 V 8187 C216 22 MIE GND O O VIN4 VINS pot 036 22 j lo 56 RX 5 1 V R188 C217 1220 IN OST DTC144EU 034 0811 blo o SCK R189 C218 220 2SK536 fae I 910 5 EXPTT 6 owe 7 9 190 A TK C219 0001 pm 5 PS 180 18 80 sls GND 12 19 OPINT O OF 77777777777 15 0813 ulo o OPCS 2111 6 0812 olo 5 OPT1 9 Of AF OUT 5 8 5 8 8 6 SIG OUT oe SIGOUT 5151515 5 24 BXMUT prn ui 89377024 BUSY 6 25 elele dela ae del el el el el al al el el el el 50 Meal SS SFSR SRR RRRS Of S 2x MIC IN 4 27 MIMUT 88 1 ere gz d NOTE MIC OUT 3 HV HV co 10 10 ol alal 5 29 9 of alal a 2 2 T OF MEASUREMENT CONDITIONS AJOIN SINISIN to ios co SF SF co PTT OUT 2 5V P L PMR L band L L LMR L band DIGITAL MULTIMETER N W3 of front unit A amp w elelee SS SSS 1 1 GND esl es a P ML PMR ML band L ML LMR ML band INTERNAL RESISTANCE 50k 0 V e o u ML y Y IC F420 420S LMR f 460 1MHz TX POWER 35W T
41. LVIN 47 2Fh 0 92V D A BP 41 29h 1 31V A D SD 38 26h 0 75V D A T4 POW 43 2Bh 1 34 DTCS balance level D A DTCS BL 149 95h 58 43 D A REF 147 93h 2 40V SQL level gt D A SQL Lev 0 00h 0 00 D A AF Dev 0 00h 0 00 440 20000 2 440 10000 2 POW High MODE Wide Operating channel gt 1 Power Hi 174 1 40 NMNNE RF output power Power L2 88 Q BEER Power L1 17 mu intinn rri MODN 15 anne MODW 137 mmnmnmumm 1 DT lan _ DTCS 10 CS balance DTCS W Reference frequency TXF SET Space A D D A Read TAB Display Parameters F8 at BPF Sweep F9 at BPF T1 Sweep T1 14 Enter at REF Set Mode 1 1 Cursor Up Down lt gt ESC Quit D NOTE The above values for settings are examples only Each transceiver has its own specific values for each setting Receive sensitivity Volume Squelch CONNECTIONS Standard signal generator FM deviation meter RF power meter DC power supply 17 to 125 dBm DC measurable 50 Q 1 50 W 13 2 13 6 V 15A 32 mV to 0 13 uV Attenuator Frequency 50 dB or 60 dB co
42. S CERAMIC C1608 CH 1H 470J T A 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030007090 S CERAMIC C1608 CH 1H 470J T A 4550006000 S TANTALUM TEMSVB2 1V 225M 8L 4030009520 S CERAMIC C1608 CH 1H 020B T A P H band 4030006980 S CERAMIC C1608 CH 1H 070D T A L ML MH band 4030006860 S CERAMIC C1608 JB 1H 102 4030006860 S CERAMIC C1608 JB 1H 102K T A 4030006860 S CERAMIC C1608 JB 1H 102K T A 4030006860 S CERAMIC C1608 JB 1H 102K T A 4030006860 S CERAMIC C1608 JB 1H 102K T A 4030006860 S CERAMIC C1608 JB 1H 102K T A 4030006860 S CERAMIC C1608 JB 1H 102K T A 4030006860 S CERAMIC C1608 JB 1H 102K T A 4030006860 S CERAMIC C1608 JB 1H 102K T A 4030009660 S CERAMIC C1608 JF 1C 224Z T A 4030009660 S CERAMIC C1608 JF 1C 224Z T A 4030006860 S CERAMIC C1608 JB 1H 102K T A 4030008920 S CERAMIC C1608 JB 1C 473K T A 6450000140 CONNECTOR HSJ0807 01 010 6510007080 CONNECTOR PI28A 02M P PMR L LMR S Surface mount SECTION 7 MECHANICAL PARTS FRONT UNIT UNPACKING ORDER NO DESCRIPTION ORDER NO DESCRIPTION 6450001470 Connector 95003 2881 5210000120 Fuse 154 8900007680 Cable OPC 741 32100000801 5030001540 LCD LD HU10140J Optional product Microphone EM 99 Optional product Cable OPC 345 Optional product Cable OPC 346 Optional product Cable OPC 049 8930044930 LCD contact SRCN 2055 SP N W 821
43. S RESISTOR ERJSGEYJ 102 V 1 7030003440 S RESISTOR ERJSGEYJ 102 V 1 7030003680 S RESISTOR 104 V 100 1790001280 S DIODE 111 TX only 1750000130 S DIODE DA204U T107 7030003680 S RESISTOR 104 V 100 1750000130 S DIODE DA204U T107 only 1750000130 S DIODE DA204U T107 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 1790000620 S DIODE MA77 TX only 1730002320 S ZENER MA8051 M TX only 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 7030003680 S RESISTOR 104 V 100 7030003640 S RESISTOR ERJSGEYJ 473 V 47 6050010150 S XTAL CR 590 6 8015 MHz 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 only 7030003400 S RESISTOR ERJ3GEYJ 471 V 470 only 7030003470 S RESISTOR ERJ3GEYJ 182 V 1 8 KQ only 6200001720 S COIL NL 322522T 1R0J 7030003470 S RESISTOR ERJ3GEYJ 182 V 1 8 only 7030003470 S RESISTOR ERJSGEY J 182 V 1 8 kQ only 7030003470 S RESISTOR 182 V 1 8 only 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 7030003650 S RESISTOR ERJ3GEYJ 563 V 56 only 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 7030003630 S RESISTOR ERJ3GEYJ 393 V 39 only 7030003720 S RESISTOR ERJSGEYJ 224 V 220 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 7030003680 S RESISTOR ERJSGEYJ 104 V 100 only 7030003570 S RESISTOR ERJSGE
44. band H band 4030006860 S CERAM C1608 JB 1H 102K T A 4030011070 S CERAMIC 4030006860 S CERAMIC C1608 JB 1H 102 4030011080 S CERAM 4030011090 S CERAM 4030011070 S CERAM 4030011080 S CERAM 4030006860 S CERAM C1608 JB 1H 102K T A 4030006980 S CERAM C1608 CH 1H 070D T A 4030006860 S CERAM C1608 JB 1H 102K T A 4030011090 S CERAM GRM42 6 CH 070D 500PT L ML band GRM42 6 CH 050C 500PT P MH band GRM42 6 CH 040C 500PT H band GRM42 6 CH 060D 500PT L MH band 4030011110 S CERAMIC GRM42 6 CH 090D 500PT L ML band 4030011080 S CERAMIC GRM42 6 CH 060D 500PT P MH band 4030011100 S CERAMIC GRM42 6 CH 080D 500PT L MH band H band 4030011040 S CERAMIC GRM42 6 CK 020C 500PT L band 4030011020 S CERAMIC GRM42 6 CK 010C 500PT other 4030011070 S CERAMIC GRM42 6 CH 050C 500PT L ML band L H band 4030011060 S CERAMIC GRM42 6 CH 040C 500PT P MH H band 4030011050 S CERAMIC GRM42 6 CJ 030C 500PT L MH band 4030011240 S CERAMIC GRM42 6 CH 470J 500PT P 4010005730 CERAMIC HM60SJ SL 470J 500V 4030011070 S CERAMIC GRM42 6 CH 050C 500PT P L ML MH band 4030011050 S CERAMIC GRM42 6 CJ 030C 500PT L MH band H band 4030011060 S CERAMIC GRM42 6 CH 040C 500PT L L ML band 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030006850 S CERAMIC C1608 JB 1H 471K T A 4030011040 S CERAMIC GRM
45. s BST Dos TT Hu MN 7775 010 2501664 st Se 01 m k ix p H ban gt s 6 2 58 g28 BAR zl 7p L ML band gt 8 3g Pi Te55 XOS Y DEMERS 8 F88 5p EI MH SC 1322 P L g Wide 0 6 lt 853 Biz 8 5 5 do P UML 4p H band 0 5 5 Y655LY 03K P3 p SC 1323 P ML MH Ed Narrow 0 V o fs 2 L MLMH H band 60 C62 5 s 88 Seg 6p SC 1324 P H 270p o 8808 Li ola 77 05 os g 2 pie nee eee gL 16 C94 3p P L ML LI L 5 1236 11 1 n 25 4081 gj T L 4 LA 242 5 SC 1237 L ML e Bae 5 Kae fez gt J T 50 1325 o gt OF TOP IEH Al mort Te IP MH H band L MH SC 1326 L H gt TX 4 7 V 5V 7p H band zm r HV 8p Other B B 1 NTCCF20124AH 47k 52 NG ot ET T 4 163 9 88 REV S 5 018 bse 9 ST Be 45 330k o 55 25 1143 24 n ANY Ra 25 4 ze 5 5 TX 9 3 V T EP2 WSs V nx amp Other gt 117 ex 5 18 es 5 18nH 8 t 58 2 020 y c l C gt R69 8 HA 25 5107 5 S NJM2902M 0047 2 4 Q19 I elB of 8E BS P DTA144EU sS e o o o N
46. 0015090 2055 LCD reflector only 8210016090 2266 reflector only 8930044110 2055 LCD holder only 8310045980 2266 plate only 8010016380 1542 MOBIL BLACKET B 8820000530 Flange volt M4 X 8 NI 8810000470 PH M5 X 12 NI LCD type F410 F420 LED type F410S F420S 8810005840 PHA M5 X 20 8850000150 Flat washer M5 NI BS 8850000390 Spring waser M5 CHASSIS PARTS 8830000120 Nut M5 6910004210 731 Mic hanger set incl screw washer 8310042780 Label 1705 LCD seal A RRR ER ER ORDER NO DESCRIPTION 63110001080 Connector Screw abbreviations BT Self tapping PH Pan head 2510001030 Speaker VS 57 0837A FH Flat head ZK Black 8600036130 NI ZK Nickel Zinc BS Brass 8010017100 2055 Chassis 8010017120 2055 Cover 8210015070 2055 Front panel 8930044820 2055 Front key A 8810008660 PH BT M3 X 8 NI ZU 8930044100 2055 Speaker plate 8930044761 2055 Speaker net 1 8930027480 1126 TR A clip 8930039890 Insulation sheet AM MAIN UNIT OOOO PPPE MP6 7 ORDER NO DESCRIPTION 6450000140 Connector HSJ0807 01 010 8900004540 Cable OPC 453 6910006290 Bead HF70BB 9 X 5 X 4 5 8510009980 1705 VCO case 8510010080 1705 VCO cover 8510011460 2055 Filter case 8510011610 2055 Filter cover A 8510000210 194 Shield plate 8510005070 599 Shield plate 8930045920
47. 02 V 1 7030003440 ERJ3GEYJ 102 V 1 7030003760 ERJ3GEYJ 474 V 470 7030003560 ERJ3GEYJ 103 V 10 7030003280 ERJ3GEYJ 470 V 47 Q 7030003640 ERJ3GEYJ 473 V 47 7030003600 ERJ3GEYJ 223 V 22 7030003550 S RESISTOR ERJ3GEY J 822 V 8 2 MH band 7030003570 S RESISTOR ERJS3GEYJ 123 V 12 other 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 7030003550 S RESISTOR ERJ3GEY J 822 V 8 2 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 7030003730 S RESISTOR ERJ3GEYJ 274 V 270 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 7030003630 S RESISTOR ERJ3GEYJ 393 V 39 kQ 7030003800 S RESISTOR ERJ3GEYJ 105 V 1 MQ 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 7030003790 S RESISTOR ERJ3GEYJ 824 V 820 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 7030003200 S RESISTOR ERJ3GEYJ 100 V 10 0 7030003400 S RESISTOR ERJ3GEYJ 471 V 470 Q 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 kQ 7030003580 S RESISTOR ERJ3GEYJ 153 V 15 kQ 7030004050 S RESISTOR ERJ3GEYJ 1R0 V 1 4030011090 S CERAM GRM42 6 CH 070D 500PT L ML band GRM42 6 CH 050C 500PT MH band GRM42 6 CH 060D 500PT L MH band H band GRM42 6 CH 070D 500PT L ML band GRM42 6 CH 050 500PT MH band GRM42 6 CH 060D 500PT L MH
48. 030004760 S CERAM C2012 JF 1E 104Z T A 4030009510 S CERAMIC C1608 CH 1H 010B T A other 4510004510 ELECTROLYTIC 25 MV 470 HC 4030006980 S CERAMIC C1608 CH 1H 070D T A L band 4030006860 S CERAMIC C1608 JB 1H 102K T A 4030011770 S CERAMIC C1608 CH 1H 060B T A 4030007090 S CERAM C1608 CH 1H 470J T A ML band 4030007090 S CERAM C1608 CH 1H 470J T A 4030009920 S CERAMIC C1608 CH 1H 050B T A 4030008880 S CERAM C1608 JB 1C 223K T A MH H band 4030006860 S CERAM C1608 JB 1H 102K T A 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030008630 S CERAM C1608 JF 1C 104Z T A 4030009540 S CERAMIC C1608 CH 1H 1R5B T A L band 4510006850 S ELECTROLYTIC 1CA 4R7NR 16V 4 7 4030009500 S CERAMIC C1608 CH 1H OR5B T A 4510004630 S ELECTROLYTIC ECEV1CA100SR ML MH band 4030011050 S CERAMIC GRM42 6 CJ 030C 500PT 4030009550 S CERAMIC C1608 CH 1H 2R5B T A H band P L ML band 4030009910 S CERAMIC C1608 CH 1H 040B T A other 4030011060 S CERAMIC GRM42 6 CH 040C 500PT 4030006860 S CERAMIC C1608 JB 1H 102K T A P MH H band 4030006860 S CERAMIC C1608 JB 1H 102K T A 4010005440 CERAMIC HM60SJ CH 0600 500V 4030009550 S CERAMIC C1608 CH 1H 2R5B T A L band L L band 4030009540 5 C1608 CH 1H 1R5B T A 4010005420 CERAMIC HM60SJ CH 040C 500V ML band L ML MH H band 4030009520 5 C1608 CH 1H 020B T A 4030011050 S CERAMIC GRM42 6 CJ 030C 500PT MH band L ML band 4030009
49. 03560 ERJ3GEYJ 103 V 10 7030003680 ERJSGEYJ 104 V 100 7030003800 ERJ3GEYJ 105 V 1 MQ 7030003680 ERJSGEYJ 104 V 100 7030003800 ERJSGEYJ 105 V 1 MQ 7030003680 ERJSGEYJ 104 V 100 7030003680 ERJSGEYJ 104 V 100 7030003680 ERJSGEYJ 104 V 100 7030003800 ERJSGEYJ 105 V 1 MQ 7030003800 ERJSGEYJ 105 V 1 7030003800 ERJ3GEYJ 105 V 1 MQ 7030003440 ERJSGEYJ 102 V 1 7030003440 ERJ3GEYJ 102 V 1 7030003440 ERJSGEYJ 102 V 1 7030003440 ERJ3GEYJ 102 V 1 7030003440 ERJSGEYJ 102 V 1 7030003440 ERJ3GEYJ 102 V 1 7030003440 ERJSGEYJ 102 V 1 7030003440 ERJSGEYJ 102 V 1 7030003440 ERJSGEYJ 102 V 1 7030003440 ERJSGEYJ 102 V 1 7030003440 ERJSGEYJ 102 V 1 7030003440 ERJSGEYJ 102 V 1 7030003440 ERJSGEYJ 102 V 1 7030003440 ERJSGEYJ 102 V 1 7030003440 ERJSGEYJ 102 V 1 7030003440 ERJ3GEYJ 102 V 1 7030003440 ERJ3GEYJ 102 V 1 7030003440 ERJ3GEYJ 102 V 1 7030003440 ERJ3GEYJ 102 V 1 7030003440 ERJ3GEYJ 102 V 1 7030003440 ERJ3GEYJ 102 V 1 7030003440 ERJ3GEYJ 102 V 1 7030003440 ERJ3GEYJ 102 V 1 7030003440 ERJ3GEYJ 102 V 1 7030003440 ERJ3GEYJ 102 V 1 7030003440 ERJ3GEYJ 102 V 1 7030003440 ERJ3GEYJ 102 V 1 7030003440 ERJ3GEYJ 102 V 1 7030003440 ERJ3GEYJ 102 V 1 7030003440 ERJ3GEYJ 102 V 1 7030003440 ERJ3GEYJ 102 V 1 7030003440 ERJ3GEYJ 1
50. 102K T A 4030006860 S CERAMIC C1608 JB 1H 102K T A 4030007090 S CERAM C1608 CH 1H 470J T A 4030006860 S CERAMIC C1608 JB 1H 102 4030006850 S CERAM C1608 JB 1H 471K T A 4030006900 5 C1608 JB 1E 103K T A 4030006860 S CERAM C1608 JB 1H 102 4030011280 S CERAMIC C1608 CH 1H 271J T A 4030006850 S CERAM C1608 JB 1H 471K T A 4030011280 S CERAMIC C1608 CH 1H 271J T A 4030007010 S CERAM C1608 CH 1H 100D T A 4030011600 S CERAMIC C1608 JB 1C 104KT N 4030008920 S CERAM C1608 JB 1C 473K T A 4030011600 S CERAMIC C1608 JB 1C 104KT N 4030008920 S CERAM C1608 JB 1C 473K T A 4030006900 S CERAMIC C1608 JB 1E 103K T A 4030008920 S CERAM C1608 JB 1C 473K T A 4030006900 S CERAMIC C1608 JB 1E 103K T A 4030008920 S CERAM C1608 JB 1C 473K T A 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030008920 S CERAM C1608 JB 1C 473K T A 4510004630 S ELECTROLYTIC ECEV1CA100SR 4030006850 S CERAM C1608 JB 1H 471K T A 4550006540 S TANTALUM ECST1CY475R 4030011310 S CERAM C2012 JB 1A 564K T A 4030007090 S CERAMIC C1608 CH 1H 470J T A 4030008630 S CERAM C1608 JF 1C 104Z T A 4510004630 S ELECTROLYTIC ECEV1CA100SR 4030006860 S CERAM C1608 JB 1H 102K T A 4550006450 S TANTALUM ECST1EY105R 4550006170 S TANTALUM ECST1AY225R P PMR LMR S Surface mount
51. 22 ARROW TE DTC144EU 058 DTC114EU 826 127 8488 el 1p MH band only e ES 25 t t WO 3 5 H band only sul ae 5 Re 2 Seg _ 1 as amp cs es m Na Ss lt 25 9 557 88 88 Mm S252 gt 7 OZ MC152 E558ANA 100051 P3 L ML band R 292 MC152 E558ANA 100050 MH H band gt TX 3 3 V gt RX 3 2 V RIT 68k 1 7 25 ox Sol gs telas E BST les GND FAN ss e T E nm T 25V AFO Ski 0 34 V Q38 2 pp DTC144EU ee 15 3 MHz DIMIN lt 85 85 28 sov d a IC10 039 L le anit an PD3140GS C203 DTC144EU DIM ubi LI J 047 HORNO HORN 0 z 6 181 it AFO H S d R208 1 to 10k 0236 0 1 GND Optional DET AW DISC 617 E J PLST R187 qq 1k 0216 4229 10 6 SCK R188 C217 1 122 Q34 nt 6 50 189 W T C218 22 2SK536 R207 o a i UNLK R190 1k C219 1 0 001 ExPTT 1k ESI Bec 5 5 4 5 5 8 77 77 axes 85 5 8 8 040 8100 7 250144 ov lt 8 9 Ar NOTE MEASUREMENT CONDITIONS PMRL band L L LMR L band DIGITAL MULTIMETER gt 27 P ML PMR ML band L ML LMR ML band INTERNAL RESISTANCE 50k V L i IC F
52. 220 7030003360 S RESISTOR ERJ3GEYJ 221 V 220 7030003560 S RESISTOR ERJSGEYJ 103 V 10 7030003520 S RESISTOR ERJ3GEYJ 472 V 4 7 7030003720 S RESISTOR ERJ3GEYJ 224 V 220 7030003490 S RESISTOR ERJSGEY J 272 V 2 7 7030003560 S RESISTOR ERJSGEYJ 103 V 10 7030003520 S RESISTOR ERJSGEY J 472 V 4 7 7030003640 S RESISTOR ERJSGEYJ 473 V 47 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 7030003640 S RESISTOR ERJSGEYJ 473 V 47 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 7030003680 S RESISTOR ERJSGEYJ 104 V 100 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 7030003300 S RESISTOR ERJSGEYJ 680 V 68 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 7030003200 S RESISTOR ERJSGEYJ 100 V 10 7030003460 S RESISTOR ERJ3GEYJ 152 V 1 5 7030003480 S RESISTOR ERJSGEYJ 222 V 2 2 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 7030003720 S RESISTOR ERJSGEYJ 224 V 220 7030004850 S RESISTOR ERJSGEYF 913 V 91 7030003560 S RESISTOR ERJSGEYJ 103 V 10 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 7030003720 S RESISTOR ERJSGEYJ 224 V 220 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 7030003560 S RESISTOR ERJSGEYJ 103 V 10 7030003480 S RESISTOR ERJ3GEYJ 222 V 2 2 7030003680 S RESISTOR ERJSGEYJ 104 V 100 7030005490 S RESISTOR RR0816R 363 D 36 7030003370 S RESISTOR ERJSGEYJ 271 V 270 7030004
53. 2522T 470J 7030003470 S RESISTOR ERJ3GEYJ 182 V 1 8 only C1608 JB 1E 103K T A C1608 JB 1E 103K T A 7030003630 S RESISTOR ERJ3GEYJ 393 V 39 4030006900 S CERAM C1608 JB 1E 103K T A 7030003440 S RESISTOR ERJSGEYJ 102 V 1 4030006900 S CERAM C1608 JB 1E 103K T A 7030003440 S RESISTOR ERJSGEYJ 102 V 1 4030006900 S CERAM C1608 JB 1E 103K T A 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 M ECSTOJY106R 7030003560 S RESISTOR ERJSGEYJ 103 V 10 7030003600 S RESISTOR ERJ3GEYJ 223 V 22 4030006860 S CERAMIC C1608 JB 1H 102K T A 7030003660 S RESISTOR ERJ3GEYu 683 V 68 4030006900 S CERAMIC C1608 JB 1E 103K T A U 4550006200 S TANTAL 7030003610 S RESISTOR ERJ3GEYJ 273 V 27 4030006860 S CERAM C1608 JB 1H 102K T A 4030006900 S CERAM C1608 JB 1E 103K T A 7030003560 S RESISTOR ERJSGEYJ 103 V 10 4550006140 S TANTALUM ECST1EY474R 7030003570 S RESISTOR ERJS3GEYJ 123 V 12 4030006860 S CERAM C1608 JB 1H 102K T A 7030003570 S RESISTOR ERJ3GEYJ 123 V 12 4030006860 S CERAM C1608 JB 1H 102 C1608 JB 1H 102K T A C1608 CH 1H 470J T A C1608 CH 1H 050 C1608 CH 1H 200J T A 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 4030006860 S CERAM 7030003680 S RESISTOR ERJSGEYJ 104 V 100 4030007090 S CERAM 7030003680 S RESISTOR ERJ3GEYJ 104 V 100
54. 270 S RESISTOR 4121 V 4 12 7030003230 S RESISTOR ERJSGEYJ 180 V 18 7030004050 S RESISTOR ERJSGEYJ 110 V 1 7030003370 S RESISTOR ERJSGEYJ 271 V 270 7030003720 S RESISTOR ERJ3GEYJ 224 V 220 7030003300 S RESISTOR ERJSGEYJ 680 V 68 7030003600 S RESISTOR ERJ3GEYJ 223 V 22 7030003240 S RESISTOR ERJSGEYJ 220 V 22 7030003600 S RESISTOR ERJ3GEYJ 223 V 22 7030003320 S RESISTOR ERJSGEYJ 101 V 100 7030003730 S RESISTOR ERJ3GEYJ 274 V 270 7030003380 S RESISTOR ERJ3GEYJ 331 V 330 7030003320 S RESISTOR ERJ3GEYJ 101 V 100 7030003380 S RESISTOR ERJ3GEYJ 331 V 330 7030003580 S RESISTOR ERJSGEYJ 153 V 15 7030003690 S RESISTOR ERJSGEYJ 124 V 120 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 7030003320 S RESISTOR ERJ3GEYu 101 V 100 0 7510000910 S THERMISTOR 2012 473KC 7030003450 S RESISTOR ERJSGEYJ 122 V 1 2 7030005870 S RESISTOR RR0816R 104 D 100 7030003640 S RESISTOR ERJSGEYJ 473 V 47 7030005650 S RESISTOR RR0816R 304 D 300 7030003640 S RESISTOR ERJSGEYJ 473 V 47 7030005870 S RESISTOR RR0816R 104 D 100 7030003480 S RESISTOR ERJSGEYJ 222 V 2 2 7030003200 S RESISTOR ERJ3GEYJ 100 V 10 7030003400 S RESISTOR ERJSGEYJ 471 V 470 7030003540 S RESISTOR ERJ3GEYJ 682 V 6 8 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 7030003540 S R
55. 3GEYJ 103 V 10 7030003500 S RESISTOR ERJ3GEYJ 332 V 3 3 7030003640 S RESISTOR ERJSGEYJ 473 V 47 7030003460 S RESISTOR ERJSGEYJ 152 V 1 5 7030003560 S RESISTOR ERJSGEYJ 103 V 10 P PMR LMR S Surface mount MAIN UNIT MAIN UNIT DESCRIPTION ORDER DESCRIPTION 7030003560 ERJSGEYJ 103 V 10 7030003320 ERJSGEYJ 101 V 100 7030003680 ERJSGEYJ 104 V 100 7030003440 ERJSGEYJ 102 V 1 7030003540 ERJSGEYJ 682 V 6 8 7030003560 ERJSGEYJ 103 V 10 7030003560 ERJSGEYJ 103 V 7030003400 ERJ3GEYJ 471 V 7030003560 ERJSGEYJ 103 V 7030003800 ERJ3GEYJ 105 V 7030003660 ERJSGEYJ 683 V 7030003680 ERJ3GEYJ 104 V 7030003440 ERJSGEYJ 102 V 7030003560 ERJ3GEYJ 103 V 7030003440 ERJSGEYJ 102 V 7030003200 ERJSGEYJ 100 V 10 7030003490 ERJSGEYJ 272 V 2 7 kQ 7030003320 ERJ3GEYJ 101 V 100 Q 7030003680 ERJSGEYJ 104 V 100 7030003440 ERJSGEYJ 102 V 1 7030003440 ERJSGEYJ 102 V 1 7030003440 ERJSGEYJ 102 V 1 7030003440 ERJSGEYJ 102 V 1 7030003290 ERJSGEYJ 560 V 56 Q 7030003760 ERJSGEYJ 474 V 470 7030003710 ERJ3GEYJ 184 V 180 7030003720 ERJSGEYJ 224 V 220 7030003560 ERJSGEYJ 103 V 10 7030003400 ERJSGEYJ 471 V 470 7030003560 ERJSGEYJ 103 V 10 7030003560 ERJSGEYJ 103 V 10 kQ 7030003680 ERJ3GEYJ 104 V 100 7030003440 ERJSGEYJ 102 V 1 70300
56. 410 F420 u u uu dette Ain 9 1 9 2 FRONT UNIT 4105 42085 0 4480 9 3 9 2 3 MAIN UNIT eR m 9 5 SECTION 10 BLOCK DIAGRAM SECTION 11 OLTAGE D RAM 11 zizrel Ein 11 1 UNE 11 2 SECTION 1 SPECIFICATIONS IC F410 F410S PMR IC F420 F420S LMR Mesurement method ETS 300 086 EIA TIA 152C 204D 400 430 MHz 400 430 MHz 440 470 MHz 450 470 MHz 470 490 MHz 470 490 MHz 490 520 MHz 490 512 MHz F410 32 16 ch x 2 banks F420 32 16 ch x 2 banks 24105 8 ch or 4 ch x 2 banks F420S 4ch 16 25 kHz Wide 8K50F3E 12 5 kHz Narrow Frequency stability 1500 Hz 10 000596 Operating temperature range 20 C to 55 C 30 C to 60 C 22 F to 140 F Frequency coverage Number of channels Type of emission GENERAL Power supply voltage 13 2 V DC negative ground 13 6 V DC negative ground max power 7 0 A at 25 W 5 0 A at 10 W 10 0 A at 35 W Current drain max audio 700 mA stand by 200 mA Antenna connector SO 239 50 Q Dimensions proj not included 140 W x 40 H x 170 D mm 51 2 W x 11982 x 61146 D inch Weight 1 2 kg 2 lb 10 oz Output power 25W 10W Modulation system Variable reactance frequency modulation 5 0 kHz Wide 2 5 kHz Narrow Max freqequency deviation
57. 42 6 CK 020C 500PT H band 4030011100 S CERAMIC GRM42 6 CH 080D 500PT other 4030009550 S CERAMIC C1608 CH 1H 2R5B T A 4030006860 S CERAMIC C1608 JB 1H 102K T A C 4030011070 S CERAM 4030011060 5 4030011080 5 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 4030009540 S CERAM C1608 CH 1H 1R5B T A 4030007090 S CERAM C1608 CH 1H 470J T A S Surface mount MAIN UNIT MAIN UNIT Mn DESCRIPTION DESCRIPTION 4030011770 S CERAMIC C1608 CH 1H 060 L band 4030004760 S CERAMIC C2012 JF 1E 104Z T A 4030009920 S CERAMIC C1608 CH 1H 050B T A 4510005290 S ELECTROLYTIC ECEV1EA221P ML H band 4510004630 S ELECTROLYTIC ECEV1CA100SR 4030009910 S CERAMIC C1608 CH 1H 040B T A 4030008630 S CERAMIC C1608 JF 1C 104Z T A MH band 4030006860 S CERAMIC C1608 JB 1H 102K T A 4030009520 S CERAMIC C1608 CH 1H 020B T A L band 4510004630 S ELECTROLYTIC ECEV1CA100SR 4030009540 S CERAMIC C1608 CH 1H 1R5B T A 4510004630 S ELECTROLYTIC ECEV1CA100SR ML MH band 4030008630 S CERAM C1608 JF 1C 104Z T A 4030009510 S CERAMIC C1608 CH 1H 010B T A L band 4030004760 S CERAM C2012 JF 1E 104Z T A 4030009500 S CERAMIC C1608 CH 1H OR5B T A other 4030006900 S CERAM C1608 JB 1E 103K T A 4030009560 S CERAMIC C1608 CH 1H R75B T A H band 4
58. 420 420S LMR f 460 1MHz TX POWER 35W IC FA10 410S PMR 1 455 1 MHz POWER 25W PMRH band 0 LMR VOLTAGES INDICATED WITH MARK ARE CHANGED WITH THE FREGUENCY AND POWER COMPLETE VIEW MAIN UNIT SP JACK Q8 2SD1664 IC2 TA7808F Fl2 450 R47 47 016 DSA3A1 09 DTC114EU 7 18V D12 DAN202U R48 1 5k CDBCA450CX24 TA31136FN C303 0 001 1 5p ML MH band 15nH L band 030 77 1 5p 50 ML H band ML band MH band L band H band D7 HVU350 E pi L band Other 2 50 p 220k AN R11 1 L ML MH MH H band LL ML 15 Y655LY 03K P3 C11 2p L band ANTENNA LA382 H band LA232 Other R7 47 LA 382 H band 1p Other
59. 4p H band 4p ML H band SR 8 gt E 82k 07v OST 537 AM rj ov 5 Q29 Q28 T 2505110 ss 55 os 55 184 15 AW 77 2SC5107 77 25 5107 R123 4 7k gees 2 gt ar Bn 827 6 2 85 00 11 2 5535 gt BET xe 5 LMR only C155 lt C186 SS WIS 0 5p DTC114EU mise 127 8888 el 0 1 560 1p MH band only 5 25 1H AMV Ss 3 5p H band ony 824 O o Ne 185 55 8 855 1 ar 553 88 S sz ox e ss 95 TX 0 V ails 8 ES 01 e 5 PMR only siz 85 85 RX2 9 V Seul 126 n 35 al Sz 85 2 Ss 516 65222 MC152 E558ANA 100051 P3 L ML band 259 e zi amp S 8 MC152 E558ANA 100050 MH H band gag lt a Cor TX 3 3 V d RX32 V MM 0254 111 ES 3 x z o x o z zalezalo RM 5989 g 555 lt IC13 RX MUTE Se HV BU4094BCF 5 1 v C232 I 25 GND Dc FAN 1 50V 88 49V 8 2 NW I 8 22323222 Maz 4 T M62363FP 650C 4 C208 038 5 000 TX2 8 v DTC144EU SEES 818 818 VIN VINS 8 DIMIN lt VOUTI VOUT8 7 0202 LH 0 VOUT2 VOUT7 0022 3 J5 VIN2 VIN7 4 5 100 GND 9 f 7 S S 3 BESET HPD3140GS DTC144EU DIM CLK VDAREF HORNO HORN LE DI Do GND lo VIN3 VIN6 AFO O VOUT3 VOUT6 4 Narrow 4 8 V hs GND_16 Optional DET d DISC OPC 617 Que
60. 5 The modulated signal is amplified at the buffer amplifiers Q28 Q30 and is then applied to the drive amplifier circuit AF circuit AF mute AF mute AF power Signal IC7b 6 switch IC12 switch IC4a Amp rom oT HPF 3 15 De IC11c IC11a IC9 Speaker AF HPF AF ATT Volume control signal TXC RMUT 4 2 3 DRIVE AMPLIFIER CIRCUIT MAIN unit The drive amplifier circuit amplifies the VCO oscillating sig nal to the level needed at the power amplifier The RF signal from the buffer amplifier Q30 passes through the T R switch D18 and is amplified at the buffer Q21 Q20 and drive Q19 amplifiers The amplified signal is applied to the power amplifier circuit 4 2 4 POWER AMPLIFIER CIRCUIT MAIN unit The power amplifier circuit amplifies the driver signal to an output power level The RF signal from the drive amplifier Q19 is applied to the power module IC5 to obtain 35 W for IC F420 F420S 25 W for IC F410 F410S of RF power The amplified signal is passed through the antenna switch ing circuit D3 low pass filter and APC detector and is then applied to the antenna connector Collector voltages for the driver Q19 and control voltage for the power amplifier IC5 pin 2 come from the APC con troller Q17 Q18 to stabilize the output power The transmit mute switch Q16 controls the APC controller when transmit mute is necessary 4 2 5 APC CIRCUIT M
61. 50 1130007700 1590000720 1580000660 1580000680 1530002600 1530002060 1590000720 1540000550 1590000680 1540000550 1590000680 1520000460 1590001190 1550000020 1590000680 1590000430 1530002060 1520000380 1530003291 1530003310 1530003310 1530002060 1530003420 1590000680 1530003420 1590000680 1590000430 1530003310 1530003310 1530003420 1530002060 1590000430 1560000530 1560000400 1530002060 1590000430 1590000430 1590000430 1590000430 1590001450 1590000990 1590000430 1590000430 1590000720 1590000720 1790000650 1750000510 1710000310 1710000730 1790000620 1750000260 1720000370 1720000370 1720000370 1720000370 1160000060 1160000060 1750000300 1750000300 L LMR S IC S IC S IC S IC IC IC IC IC IC IC IC S IC S IC S IC IC S IC S IC S IC S IC S TRANS S FET S FET S TRANS S TRANS S TRANS S TRANS S TRANS S TRANS S TRANS S TRANS S TRANS S FET S TRANS S TRANS S TRANS STOR STOR STOR STOR STOR STOR STOR STOR STOR STOR STOR STOR STOR TRANSISTOR S TRANS S TRANS S TRANS S TRANS S TRANS S TRANS S TRANS S TRANS S TRANS S TRANS S TRANS S TRANS S TRANS S TRANS S FET S FET S TRANS S TRANS S TRANS S TRANS S TRANS S FET S TRANS S TRANS S TRANS S TRANS S TRANS S DIODE S DIODE DIODE S DIODE S DIODE S DIODE STOR STOR STOR STOR STOR STOR STOR STOR STOR STOR STOR STOR STOR STOR STOR STOR STOR STOR STO
62. 510 S CERAMIC C1608 CH 1H 010B T A H band 4030011070 S CERAMIC GRM42 6 CH 050C 500PT 4030007090 S CERAMIC C1608 CH 1H 470J T A P MH band 4030006980 S CERAMIC C1608 CH 1H 070D T A L band 4030011040 S CERAMIC GRM42 6 CK 020C 500PT 4030011770 S CERAMIC C1608 CH 1H 060B T A P H band ML band 4010005410 CERAMIC HM60SJ CJ 030C 500V 4030009910 S CERAMIC C1608 CH 1H 040B T A L L band MH H band 4010005440 CERAMIC HM60SJ CH 0600 500V 4030007090 S CERAMIC C1608 CH 1H 470J T A L ML band 4030009500 5 C1608 CH 1H OR5B T A 4010005420 CERAMIC HM60SJ 040C 500V 4030009510 5 C1608 CH 1H 010B T A L band L MH band 4030009570 5 C1608 CH 1H OR3B T A other 4010005400 CERAMIC HM60SJ CK 020C 500V 4030009550 S CERAMIC C1608 CH 1H 2R5B T A L band L H band 4030009540 5 C1608 CH 1H 1R5B T A 4510005750 S ELECTROLYTIC ECEV1EA220SP ML MH band 4030006860 S CERAM C1608 JB 1H 102 4030009500 S CERAMIC C1608 CH 1H OR5B T A H band 4030007090 S CERAM C1608 CH 1H 470J T A 4030006980 S CERAMIC C1608 CH 1H 070D T A L band 4030006860 S CERAM C1608 JB 1H 102K T A 4030011770 S CERAMIC C1608 CH 1H 060B T A 4030007090 S CERAM C1608 CH 1H 470J T A ML band 4510005750 S ELECTROLYTIC ECEV1EA220SP 4030009920 S CERAMIC C1608 CH 1H 050B T A 4030009910 S CERAMIC C1608 CH 1H 040B T A MH H band P H band 4030007090 S CERAMIC C1608 CH
63. 70 1790000620 1790000620 1720000370 1720000520 1720000370 1790001280 1160000060 1790001280 1790001280 1730000520 1160000060 1790001280 1160000060 1790001280 1720000370 1720000370 2010002230 2020001270 2020001410 6070000210 6050010230 6110002110 6110001520 6110002110 6110001520 6110002110 6200005800 6200005780 6200005780 6170000230 6200002330 6200002330 6200004440 6200002330 6200002330 6200005730 6200003290 6200002150 6200002520 6110001590 6110001520 6200005690 6200005700 6200005680 6200005690 6200005690 6200005700 6200004230 6200003690 6200001620 6200002520 6200003690 6200004110 6200001620 6200005710 6200005710 6200005690 6200004230 6200004230 6200005690 7030000620 7030003320 7030003320 7030000220 7030003320 7030003320 7030000220 7030001170 7030001170 DIODE S DIODE S DIODE S DIODE S VARICAP S VARICAP S VARICAP S DIODE S DIODE S DIODE S DIODE ZENER S DIODE S DIODE S DIODE S DIODE S VARICAP S VARICAP XTAL CERAMIC CERAMIC S DISCRIMINATOR S XTAL COIL COIL COIL COIL COIL S COIL S COIL S COIL COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL COIL COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR D
64. 92 for your con 470 0 490 0 520 015120 Lowi venience 440 0 450 0 470 0 490 0 Low2 440 0 450 0 470 0 490 0 P IC F410 F410S PMR L 420 4205 LMR L L band ML ML band MH MH band H H band High TRIMMER ADJUSTMENT When you adjust the contents on page 5 4 TRIMMER ADJUSTMENT the optional EX 2057 or CS F300S OPC 478 and JIG CABLE See illustration at CONNECTIONS are required lt STARTING TRIMMER ADJUSTMENT Turn the transceiver power ON connect a computer to the MIC jack using the optional OPC 478 CLONING CABLE and JIG CABLE then start up the ADJUST program in EX 2057 or CS F300S STARTING THE PROGRAM D Boot up DOS Insert the EX 2057 CS F300S backup disk into drive A 3 Type the following to start up the program ADJ ADJUST A B 1 2 2 Enter Tum The adjustment screen appears after reading set data from Rui im oA seris the transceiver DA Sotiev 0 oon 000 Afer 0 00 000 After the adjustment screen appears set or modify the data as desired IPLL reference crystal type A This does not activate for IC F410 F410S F420 F420S s adjustment B TCXO crystal type You must select B for IC F410 F410S F420 F420S s adjustment 2RS 232C port number Boot up DOS and change the directory A gt CD ADJ AXSADJSADJUST B 1 Trimmer Control Software for
65. AIN unit The APC circuit protects the power amplifier from a mis matched output load and stabilizes the output power The APC detector circuit D1 detects forward signals and reflection signals The combined voltage is at minimum level when the antenna impedance is matched at 50 and is increased when it is mismatched The detected voltage is applied to the inverse amplifier IC4b pin 6 and the power setting voltage T4 is applied to the other input pin 5 for the reference When antenna impedance is mismatched the detected voltage exceeds the power setting voltage The output voltage of the inverse amplifier IC4b pin 7 controls the input current of the power module 5 and drive amplifier 019 to reduce the output power via the APC controller Q17 Q18 4 3 PLL CIRCUITS 4 3 1 PLL CIRCUIT A PLL circuit provides stable oscillation of the transmit fre quency and receive 1st LO frequency The PLL circuit con sists of the PLL IC IC 2 loop filter and reference oscillator circuit and employs a pulse swallow counter An oscillated signal from the VCO Q23 Q25 passes through the buffer amplifiers Q28 Q29 is applied to the PLL IC IC10 2 and is prescaled in the PLL IC based on the divided ratio N data The reference signal is generated at the reference oscillator X2 and is also applied to the PLL IC The PLL IC detects the out of step phase using the ref erence frequency and outputs it from pin
66. CERAMIC S CERAMIC S CERAMIC S ELECTROLYTIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S TANTALUM S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC C1608 JB 1H 471K T A C1608 JB 1H 102 C1608 UJ 1H 080D T A L band C1608 UJ 1H 060D T A ML band C1608 UJ 1H 040C T A MH H band C1608 UJ 1H 180J T A L band C1608 UJ 1H 150J T A ML MH band C1608 UJ 1H 120J T A H band C1608 CH 1H 100D T A L band C1608 CH 1H 060 ML band C1608 CH 1H 050 MH band C1608 CH 1H 030B T A H band C1608 CH 1H 120J T A L band C1608 CH 1H 080D T A ML band C1608 CH 1H 060B T A MH band C1608 CH 1H 050B T A H band C1608 JB 1H 102K T A C1608 CH 1H 470J T A C1608 CH 1H OR5B T A C1608 CH 1H 010B T A C1608 UJ 1H 050C T A L MH band C1608 UJ 1H 040C T A ML H band C1608 CH 1H 010B T A MH band C1608 CH 1H 3R5B T A H band C1608 UJ 1H 100D T A L band C1608 UJ 1H 080D T A ML band C1608 UJ 1H 150J T A MH band C1608 UJ 1H 040C T A H band C1608 CH 1H 050B T A L band C1608 CH 1H 020B T A ML band C1608 CH 1H 080D T A MH band C1608 CH 1H 030B T A H band C1608 CH 1H 080D T A L MH band C1608 CH 1H 040B T A ML band C1608 CH 1H 030B T A H band C1608 JB 1H 102K T A C1608 CH 1H 470J T A C1608 CH 1H OR5B T A C1608 JB 1H 471K T A C1608 JB 1H 471K T A C1608 CH 1H 120J T A C1608 CH 1H 020B T A C1608 CH 1H 070D T A C1608 JB 1H 471K T A C1608 CH 1H 060B T
67. CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC CONNECTOR S CONNECTOR LCD S LED S LED S LED S LED S LED S LED S LED S LED S LED S LED S LED S LED S LED S LED S LED S LED C1608 JB 1E 103K T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 JB 1H 471 C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 CH 1H 470J T A C1608 JB 1H 102K T A C1608 JB 1E 103K T A ECST1AY106R C1608 JB 1C 223K T A C1608 JB 1C 104KT N C1608 JB 1C 473K T A C1608 JB 1C 333K T A C1608 JB 1C 104KT N C1608 JB 1E 103K T A C1608 JB 1E 103K T A C1608 JB 1E 103K T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T
68. ESISTOR ERJ3GEYJ 682 V 6 8 7030003430 S RESISTOR ERJSGEYJ 821 V 820 0 7030004050 S RESISTOR ERJSGEYJ 110 V 1 0 7030003740 S RESISTOR ERJSGEYJ 334 V 330 7030003440 S RESISTOR ERJSGEYJ 102 V 1 7030003680 S RESISTOR ERJSGEYJ 104 V 100 7030003490 S RESISTOR ERJ3GEYJ 272 V 2 7 7030003280 S RESISTOR ERJSGEYJ 470 V 47 ML band 7030003460 S RESISTOR ERJSGEYJ 152 V 1 5 7030003500 S RESISTOR ERJSGEYJ 332 V 3 8 other 7030003580 S RESISTOR ERJ3GEYJ 153 V 15 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 7030003600 S RESISTOR ERJSGEYJ 223 V 22 7030003280 S RESISTOR ERJ3GEYJ 470 V 47 7030003570 S RESISTOR ERJ3GEYu 123 V 12 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 7030003580 S RESISTOR ERJSGEYJ 153 V 15 7030003520 S RESISTOR ERJ3GEYJ 472 V 4 7 7030003600 S RESISTOR ERJ3GEYJ 223 V 22 7030003520 S RESISTOR 472 V 4 7 7030000460 S RESISTOR MCR10EZHJ 4 7 kQ 7030003200 S RESISTOR ERJ3GEYJ 100 V 10 7030000460 S RESISTOR MCR10EZHJ 4 7 7030003410 S RESISTOR ERJSGEY J 561 V 560 7030000460 S RESISTOR MCR10EZHJ 4 7 kQ 7030003520 S RESISTOR ERJ3GEYJ 472 V 4 7 7030000460 S RESISTOR MCR10EZHJ 4 7 7030003200 S RESISTOR ERJ3GEYJ 100 V 10 7030003520 S RESISTOR ERJSGEYJ 472 V 4 7 7030003200 S RESISTOR ERJ3GEYJ 100 V 10
69. F Microphone amplifier Discriminator IC8 NJM2904M X1 CDBCA450CX24 High pass filter IC6 NJM2902M Note Located under side of the point 6 Lift the front portion of the main unit and remove it UT 105 SmarTrank 2 Logic Board Instllation location UT 96 TONE UNIT 7 2 n 0 2 gt m 0 0 lt 0 a SECTION 3 Unscrew 4 screws and remove the bottom cover Unsolder 3 points from the antenna connector Unscrew 2 screws 8 and remove the front case 3 Unscrew 10 screws and remove 2 clips 0 Remove shield case E Opening case SECTION 4 CIRCUIT DESCRIPTION 4 1 RECEIVER CIRCUITS 4 1 1 ANTENNA SWITCHING CIRCUIT MAIN unit The antenna switching circuit functions as a low pass filter while receiving and as resonator circuit while transmitting The circuit does not allow transmit signals to enter receiver circuits Received signals enter the antenna connector and pass through the low pass filter 1 3 C1 C2 9 12 The fil tered signals are then applied to the RF circuit passed through the 74 type antenna switching circuit D4 D5 L5 4 1 2 RF CIRCUIT MAIN unit The RF circuit amplifies signals within the range of frequen cy coverage and filters out of band signals The signals from the antenn
70. IC F300 Series Rev 1 0 D A BPTI 98 62h 2 08V lt Startup command RX 440 20000MHz TX 440 10000MHz POW High MODE Wide Program starts up then the adjust ment screen J appears after read ing set data from the transceiver Space A D D A Read TAB Display Parameters F8 at BPF Sweep _ F9 at Ti Sweep 11 14 Enter at REF Set Mode 1 J Cursor Up Down lt gt ESC Quit NOTE When the EEPROM FRONT unit IC3 is replaced or the transceiver displays an error message and beeps the following operation is necessary before starting the ADJUSTMENT 1 Download the programmed data using the EX 2057 or CS F300S from an exact same version of the transceiver then save it See the instructions for detailed operation 2 Set the cursor to the MODEL and push the J key the computer keyboard 3 Type RESERVE then push Enter Reserved indicator flashes at the right hand top corner on the computer screen 4 Connect the transceiver which has been repaired then write the data to the transceiver E PROGRAM SCREEN EXAMPLE Trimmer Control Software for IC F300 Series Rev 1 0 Connected DC voltage A D VIN 165 5 13 23 D A 98 62h 2 03V Internal temperature A D TEMPS 173 ADh 24 81 C D A T2 49 31h 1 41V PLL lock voltage A D
71. MI S CERAM S CERAM S CERAMI S ELECTR S ELECTR S CERAM S CERAM S ELECTR S CERAM S CERAM OLYTIC OLYTIC OLYTIC S TANTALUM S CERAM C S TANTALUM S TANTALUM S CERAM S ELECTR S CERAM S CERAM S CERAM OLYTIC S TANTALUM S CERAM S ELECTR S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAMI S CERAM S ELECTR S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM S CERAM OLYTIC LYTIC C1608 JB 1 104 ECSTOJY475R C1608 JB 1C 104KT N C1608 JF 1C 104Z T A C1608 JB 1C 123K T A C1608 JB 1C 104KT N ECEV1EA221P ECEV1AA471UP C1608 JB 1H 102 C1608 JB 102 ECEV1CA100SR C1608 JB 1H 102K T A C1608 JB 1H 102K T A ECST1VY104R C1608 JB 1C 223K T A ECST1VY474R ECST1VY474R C1608 JB 1H 102 ECEV1CA100SR C1608 JB 1H 471K T A C1608 JB 1H 472 C1608 JB 1H 102K T A ECST1AY225R C1608 JF 1C 104Z T A ECEV 1CA 4R7NR 16V 4 7 C1608 JB 1H 102
72. O 25 4703 SE Symbol BARB Symbol BR Symbol QO Symbol SE 25 5107 O 25 5110 O 2501664 0 25 144 GR 28J377 Symbol MF Symbol MGO Symbol DAQ Symbol VG Symbol 4L D G S D 5 D a J s 2SK241 R TX 2SK272 2SK536 2SK880 GR DTA143ZU Symbol DU Symbol K Symbol BJ Symbol XG Symbol 113 D 162 D G2 eL S H 1 H 1 5 SLE G1 D D DTA144EU DTC114EU DTC144EU DTC144TU DTC363EK Symbol 16 Symbol 24 Symbol 26 Symbol 06 Symbol H27 4601 Symbol 5 Np XP6501 Symbol 5N lt DIODES 155302 155352 11365 DA221 DAN202U Symbol C3 Symbol C1 Symbol pink line Symbol K Symbol N gt gt gt DAN204U HVU350 MA77 MA111 713 Symbol Symbol 4 Symbol 4B Symbol 1B Symbol MIN gt gt gt gt gt 8051 M TX MI809 UM9401F Symbol 5 1 Symbol Red dot SECTION 9 BOARD LAYOUTS 9 1 FRONT UNIT IC F410 F420 e TOP VIEW e BOTTOM VIEW gt 1 x M
73. R STOR STOR STOR STOR STOR S VARICAP S VARICAP S VARICAP S VARICAP S DIODE S DIODE S DIODE S DIODE TA31136FN D EL TA7808F TE16L AN78L05M E1 NJM2904M T1 S AU27AL SC 1322 S AU27AM SC 1323 P ML MH band S AU27AH SC 1324 P H band M57788L SC1236 0 L band M57788H SC1237 0 ML band M57788UH SC1325 L MH band M57788SH SC1326 L H band NJM2902M T1 NJM2904M T1 NJM2904M T1 LA4425A uPD3140GS E1 098 BU4066BCF T1 M62363FP 650C BU4094BCF T1 L band DTA144EUA T106 3SK272 TX 3SK241 R TX 25 4215 TE85R 2SC4081 1107 R DTA144EUA T106 2SD1664 T100Q DTC114EUA T106 2SD1664 T100Q DTC114EUA T106 2SB1132 T100 R XP6501 TX AB 2SJ377 TE16R DTC114EUA T106 DTC144EUA T106 2SC4081 T107 R 2SB1143 S 2SC4703 T1 SE 2SC5107 O TE85R 2SC5107 O TE85R 2SC4081 T107 R 2SC5110 O TE85R DTC114EUA T106 2SC5110 O TE85R DTC114EUA T106 DTC144EUA T106 2SC5107 O TE85R 2SC5107 O TE85R 2SC5110 O TE85R 2SC4081 T107 R DTC144EUA T106 2SK880 GR TE85R 2SK536 TA 2SC4081 T107 R DTC144EUA T106 DTC144EUA T106 DTC144EUA T106 DTC144EUA T106 2SJ144 GR TE85R DTC363EK T147 DTC144EUA T106 DTC144EUA T106 DTA144EUA T106 DTA144EUA T106 713 TX UM9401F 407 MI809 T11 77 TX 155352 HVU350TRF DAN202U T107 DAN202U T107 155302 TE85R 155302 TE85R 1790000700 17500003
74. SA3A1 DA221 TL 77 TX MA77 TX HVU350TRF 1T365 01 T8A HVU350TRF MA111 TX DAN202U T107 111 TX MA111 TX RD20E B2 DAN202U T107 111 TX DAN202U T107 111 TX HVU350TRF HVU350TRF FL 287 46 350 MHz CFWM450E CFWM450G 450 24 CR 601 15 300 MHz LA 382 LA 232 LA 382 LA 232 LA 382 33CS Y655LY 02M P3 33CS Y655LY 03K P3 33CS Y655LY 03K P3 LW 25 LON 15NJ04 LON 15NJ04 ELJFC 4R7M F LON 15NJ04 LON 15NJ04 ELJRE 39NG F ELJNC R12K F ELJNC 56NK F ELJNC R18K F LA 242 L ML band L MH band LA 232 MH band H band ELJRE 18NG F ELJRE 22NG F ELJRE 15NG F ELJRE 18NG F ELJRE 18NG F ELJRE 22NG F ELJNC R56K F MC152 E558ANA 100051 P3 ELJFC 1ROK F ELJNC R18K F MC152 E558ANA 100051 P3 L ML band MC152 E558ANA 100050 MH H band H band other H band other H band other H band other ELJFC 1ROK F ELJRE 27NG F ELJRE 27NG F ELJRE 18NG F ELJNC R56K F ELJNC R56K F ELJRE 18NG F MCR10EZHJ 100 ERJ3GEYJ 101 V 100 0 ERJ3GEYJ 101 V 100 MCR10EZHJ 47 Q 470 ERJ3GEYJ 101 V 100 ERJ3GEYJ 101 V 100 0 MCR10EZHJ 47 Q 470 MCR50JZHJ 220 Q 221 MCR50JZHJ 220 221 S Surface mount MAIN UNIT MAIN UNIT DESCRIPTION DESCRIPTION 7030003520 S RESISTOR ERJSGEYJ 472 V 4 7 7030003240 S RESISTOR ERJ3GEYJ 220 V 22 Q 7030003720 S RESISTOR ERJ3GEYJ 224 V
75. SY 6 D5 BEEPO 4 Microphone 1 2 Q1 Di AUX 5 26 AFON 5 HANG HANGER CLIN MICIN 27__ 039 6 4 T pj CLONE MICOUT 3 25 HV 7 PTIOUT 2 29 5V 8 VE CLOUT ETTO 2 29 5 5 HORNO HORN 8 48 lt 04 D2 1 CLONE z SHIFT t 5 Sag sw gt 77 AFO xi gt DET 1 lt Y D5 MIC 040 DEL LPF OPTION SIGOUT SIG 7 x Q5 CONV TONE UT 96 k IC3 UT 105 T MUTE BEEP lt 010 10 1 SECTION 11 VOLTAGE DIAGRAM e FRONT UNIT LED type LED type only pone ype only peia Gii r LCD type only DS1 LD HU10140J LCD type only SEG2 SEG3 LCD type only SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 FRONT UNIT 75 74 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEGM SEGI2 SEG13 SEG13 vec P66 SEG15 NOTE SEG14 SEG14 PDO SEG41 P65 SEG14 R46 LCD type F410 420 LED type F410S 420S MEASUREMENT CONDITIONS DIGITAL MULTIMETER 50kO VDC OSCILLOSCOPE 20MHz 75 SEG20 74 SEG19 73 SEG18 70 SEG15 68 SEG13 54 CTDA2 53 CTDA1 52 CTDAO LCD type only P97 SEG40 P96 SEG39 P95 SEG38 P94 SEG37 P93 SEG36 P92 SEG35 P91 SEG34 P90 SEG33 P87 SEG32 P86 SEG31 P85 SEG30 P84 SEG29 P83 SEG28 P82 SEG27 P80 SEG25 P77 SEG24 P76 SEG23 P75 SEG22 P74 SEG21 P72 SEG19 P71 SEG18 P70 SEG17 P67 SEG16 SEG15 zem PD1 SEG42 P64 SEG13 47
76. V 11 1 MAIN UNIT R17 100k R16 47k C22 ri 5p P L ML MH C23 C20 6p L band 4 p 2p Lband 4p EUMD m oV 77 1 5p MLMH band Dare 08 TX7
77. YJ 123 V 12 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 7030003570 S RESISTOR ERJSGEYJ 123 V 12 only 7030003800 S RESISTOR ERJSGEYJ 105 V 1 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 7030003200 S RESISTOR ERJSGEYJ 100 V 10 only 7030003430 S RESISTOR ERJSGEYJ 821 V 820 only 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 7030003390 S RESISTOR ERJSGEYJ 391 V 390 only only 7030003390 S RESISTOR ERJ3GEYJ 391 V 390 only 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 7030003480 S RESISTOR ERJSGEYJ 222 V 2 2 only 7030003480 S RESISTOR ERJSGEYJ 222 V 2 2 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 only 7410000950 S ARRAY EXB V8V 102JV 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 only 7030003400 S RESISTOR ERJ3GEYJ 471 V 470 9 7030003430 S RESISTOR ERJ3GEYJ 821 V 820 only 7030003400 S RESISTOR ERJSGEYJ 471 V 470 7030003440 S RESISTOR ERJSGEYJ 102 V 1 7030003440 S RESISTOR ERJSGEYJ 102 V 1 4030006900 S CERAMIC 7030003200 S RESISTOR ERJ3GEYJ 100 V 10 4030006900 S CERAMIC 7030003710 S RESISTOR ERJ3GEYJ 184 V 180 4030006900 S CERAMIC C1608 JB 1E 103K T A 7030003650 S RESISTOR ERJ3GEYJ 563 V 56 4030006900 S CERAMIC C1608 JB 1E 103K T A 7030003510 S RESISTOR ERJ3GEYJ 392 V 3 9 4030006900 S CERAMIC C1608 JB 1E 103K T A U 6200003190 S COIL NL 32
78. a Zac de la Plaine Rue Brindejonc des Moulinais P 5804 31505 Toulouse Cedex France hone 561 360303 Fax 561 36 03 00 RL http www icom france com BI P U Count on us Icom Inc 6 9 16 Kamihigashi Hirano ku Osaka 547 0002 Japan 1999 by Icom Inc
79. a switching circuit pass through the attenuator circuit D4 D5 and the two stage tunable bandpass filters D7 D8 The filtered signals are amplified at the RF amplifier Q2 and then enter other two stage bandpass filters D9 D10 to suppress unwanted signals The filtered signals are applied to the 1st mixer circuit Q3 The tunable bandpass filters 07 010 employ varactor diodes to tune the center frequency of the RF passband for wide bandwidth receiving and good image response rejec tion These diodes are controlled by the CPU FRONT unit via the level controller 12 The attenuator circuit D4 D5 functions only when the attenuator function is assigned to a programable key and turnes on to protect the RF amplifier from distortion caused by receiving excessively strong signals When the attenuator function is turned on the CPU FRONT unit IC1 pin 32 switches the voltage level of the RF ATT line from high to low and then controls the attenuator switch Q1 In this case the current of D4 D5 is increased and D4 D5 act as an attenuator 2nd IF and demodulator circuits 4 1 3 1ST MIXER AND 1ST IF CIRCUITS MAIN unit The 1st mixer circuit converts the received signals to a fixed frequency of the 1st IF signal with the PLL output frequency By changing the PLL frequency only the desired frequency will pass through a pair of crystal filters at the next stage of the 1st mixer The RF signals from
80. and L 35 0 W LMR 25 0 W PMR 10 0 W italy 20 0 W LMR 10 0 W PMR 5 0 W Italy 3 5 W LMR 2 5 W PMR Italy FM DEVIATION MOD or MOD W Operating frequency CH1 400 00000 MHz 440 00000 MHz 450 00000 MHz 470 00000 MHz H band 490 00000 MHz Power selection Low1 Connect an audio generator to the MIC jack and set as 1 kHz 40 mV Set an FM deviation meter as HPF OFF LPF 20 kHz De emphasis OFF Detector Transmitting L band ML bang P ML bang L MH band Connect an FM deviation meter to the antenna connector through an attenuator 4 2 kHz Wide 2 1 kHz Narrow NOTE Wide Narrow ver sion must adjust both setting TRIMMER ADJUSTMENT continued Select an operation using T then set specified value using lt gt keys on the connected computer keyboard MEASUREMENT ADJUSTMENT ADJUSTMENT CONDITION LOCATION DTCS WAVE Operating frequency 1 Connect an FM deviation meter Set to flat wave FORM L band 400 00000 MHz with an oscilloscope to the form ML bandl 440 00000 MHz antenna connector through an ML bandl 450 00000 MHz attenuator MH band 470 00000 MHz H band 490 00000 MHz Power selection Low audio signal is applied to the MIC jack DTCS code 007 Set an FM deviation meter as HPF OFF
81. d 7030005640 S RESISTOR RR0816R 753 D 75 kQ 7030000210 S RESISTOR MCR10EZHJ 39 Q 390 7030003670 S RESISTOR ERJ3GEYJ 823 V 82 P ML MH band 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 7030000180 S RESISTOR MCR10EZHJ 22 220 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 L H band 7030003320 S RESISTOR ERJ3GEYJ 101 V 100 7030000200 S RESISTOR MCR10EZHJ 33 Q 330 other 7030003820 S RESISTOR ERJ3GEYJ 155 V 1 5 MQ 7030000220 S RESISTOR MCR10EZHJ 47 Q 470 7030003530 S RESISTOR ERJSGEY J 562 V 5 6 P L ML band 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 7030000210 S RESISTOR MCR10EZHJ 39 390 7030003320 S RESISTOR ERJ3GEYJ 101 V 100 P MH H band 7030003560 S RESISTOR ERJSGEYJ 103 V 10 7030000200 S RESISTOR MCR10EZHJ 33 330 7030003650 S RESISTOR ERJ3GEYJ 563 V 56 L L ML MH band 7030003730 S RESISTOR ERJ3GEYJ 274 V 270 7030000190 S RESISTOR MCR10EZHJ 27 Q 270 7030003580 S RESISTOR ERJSGEYJ 153 V 15 L H band 7030003620 S RESISTOR ERJSGEYJ 333 V 33 7030003480 S RESISTOR ERJSGEYJ 222 V 2 2 7030003640 S RESISTOR ERJSGEYJ 473 V 47 7030003360 S RESISTOR ERJSGEYJ 221 V 220 0 7030003760 S RESISTOR ERJ3GEYJ 474 V 470 7030003320 S RESISTOR ERJSGEYJ 101 V 100 0 7030003760 S RESISTOR ERJ3GEYJ 474 V 470 7030003240 S RESISTOR ERJ3GEYJ 220 V 22 Q 7030003560 S RESISTOR ERJ
82. gnals Input port for S meter signal Input port for PLL lock voltage Input port for the transceiver s internal temperature 4 5 2 I O expander 1 1 12 MAIN unit Description Output tunable band pass filter control signals Output port for tunable band pass filter control signal while receiving output power control signal while transmitting Output port for reference frequency control voltage 2 MAIN unit Description Outputs control signal for the R8 regu rator circuits MAIN unit Q10 Q11 High While transmitting Outputs control signal for the T8 regu rator circuits MAIN unit Q8 Q9 High While Tx is muted Outputs AF mute switch MAIN unit IC11 control signal for the receiver cir cuit High While no receive audio is emit ed Outputs MIC mute control signal High While DTMF signals are output etc Outputs external device control signal High When matched 2 5 tone signals are received Outputs control signal for the AF ampli fier regulator circuit High When squelch is open etc Outputs AF filter control signal High Filters out CTCSS or DTCS fre quency Outputs receive transmit passband width control signal High While narrow bandwidth is selected SECTION 5 ADJUSTMENT PROCEDURES 5 1 PREPARATION REQUIRED TEST EQUIPMENT EQUIPMENT GRADE AND RANGE EQUIPMENT
83. gnals are output from pin 9 IC1 and are then applied to the AF amplifier circuit Limiter amp FM detector 9 10 11 AF signals lt t WA En X1 Discriminator 2nd IF filter PLL IC IC10 45 9 MHz 17 x3 16 5 Noise T detector X2 15 3 MHz RSSI IC1 TA31136FN 13 1st IF from the IF amplifier Q4 NOIS signal to the CPU FRONT unit IC1 4 1 5 AF AMPLIFIER CIRCUIT MAIN unit The AF amplifier circuit amplifies the demodulated AF sig nals to drive a speaker AF signals from the FM IF IC IC1 pin 9 are amplified at the AF amplifier IC7a and then pass through the high pass fil ter IC6 whose characteristics are controlled by the AFHPF line When is at a high level the cut off frequency is shifted higher to remove CTCSS or DTCS sig nals The filtered signals from IC6 pin 14 pass through the AF switching IC IC11 pin 8 9 and are applied to the level con troller IC12 pin 16 15 The audio level controlled signals are again passed through the AF switching IC IC11 pin 2 1 applied to the de emphasis circuit IC4 with frequency characteristics of 6 dB octave and are then power ampli fied at the AF amplifier IC9 to drive a speaker 4 1 6 RECEIVER MUTE CIRCUITS MAIN and FRONT units NOISE SQUELCH The noise squelch ci
84. h via the I O expander IC IC13 4 2 TRANSMITTER CIRCUIT 4 2 1 MICROPHONE AMPLIFIER CIRCUIT MAIN unit The microphone amplifier circuit amplifies the audio signals from the microphone within 6 dB octave pre emphasis characteristics to a level needed for the modulation circuit The AF signals from the microphone are amplified at the AF IC8b and limiter IC8a amplifiers and are then passed through the pre emphasis circuit R152 C180 which has 6 dB octave pre emphasis characteristics The pre emphasized signals are passed through the splatter filter IC7a and are then applied to the AF switching IC IC11 pins 11 10 The signals are applied to the level controller 1212 pins 16 15 The deviation level controlled signals are passed through the AF switching IC IC11 pins 3 4 and are then applied to modulation circuit as the MOD signal The narrow wide switch Q35 is connected to the input of the splatter filter IC7a and switched by the NWC signal coming from the I O expander IC 1C13 When NWC is at a high level the narrow wide switch Q35 shifts the filter cut off frequency for narrow deviation selection 4 2 2 MODULATION CIRCUIT MAIN unit The modulation circuit modulates the VCO oscillating signal RF signal using the microphone AF signals The MOD signals from the AF switching IC IC11 pin 4 change the reactance of D21 to modulate the oscillated sig nal at the TX VCO circuit Q2
85. iver 2 DO NOT open the transceiver until the transceiver is dis connected 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 An insu lated tuning tool MUST be used for all adjustments 5 DO NOT keep power ON for a long time when the trans ceiver is defective 6 DO NOT transmit power into a 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 ana lyzer when using such test equipment 8 READ the instructions of test equipment thoroughly before connecting equipment to the transceiver EXPLICIT DEFINITIONS IC F410 F410S PMR Personal Mobile Radio e IC F420 F420S LMR Land Mobile Radio Frequency Coverage Channel Spacing Frequency Coverage Channel Spacing L band 400 430 MHz 25 12 5 kHz L band 400 430 MHz 25 12 5 kHz ML band 440 470 MHz 25 12 5 kHz ML band 450 470 MHz 25 12 5 kHz MH band 470 490 MHz 25 12 5 kHz MH band 470 490 MHz 25 12 5 kHz H band 490 520 MHz 25 12 5 kHz H band 490 512 MHz 25 12 5 kHz TABLE OF CONTENTS SECTION 1 SECTION 2 INSIDE VIEW SECTION DISASSEMBLY INSTRUCTIONS SECTION CIRCUIT DESCRIP SECTION SECTION SECTION 7 ECHANICAL PARTS SECTION 8 SEMI CONDUCTOR INFORMATION SECTION 9 91 IERONT UNIT IG F
86. rcuit cuts out AF signals when no RF signals are received By detecting noise components in the AF signals the squelch circuit switches the AF mute switch A portion of the AF signals from the FM IF IC IC1 pin 9 are applied to the level controller IC12 pin 24 The level con trolled noise components are output from pin 23 and are applied to the active filter in IC1 pin 8 Noise components are amplified and output from pin 7 and are then applied to the noise detector section pins 10 11 The detected noise signals are rectified and output from pin 18 without smooth ing The noise signal NOIS from IC1 pin 13 is applied to the CPU FRONT unit IC1 pin 19 The CPU analyzes the noise condition and outputs the RMUT signal via the I O expander IC IC13 to toggle the AF mute switches 11 CTCSS AND DTCS The tone squelch circuit detects AF signals and opens the squelch only when receiving a signal containing a matching subaudible tone CTCSS or DTCS When tone squelch is in use and a signal with a mismatched or no subaudible tone is received the tone squelch circuit mutes the AF signals even when noise squelch is open A portion of the AF signals from the AF amplifier IC7b passes through the low pass filter FRONT unit Q5 to remove AF voice signals and is applied to the CTCSS or DTCS decoder inside the CPU FRONT unit IC1 pin 97 via the CTCIN line to control the AF mute switc
87. s pushed the CPU outputs the PWON control signal to the power switching circuit to turn the circuit ON Common 5 V for the CPU converted from the VCC line by the CPU5V regulator circuit IC3 The circuit outputs the voltage regardless of the power ON OFF condition Common 8 V converted from the HV line by the 8V regulator circuit IC2 Common 5 V converted from the HV line by the 5V regulator circuit Q12 Q13 Receive 8 V controlled by the R8 regulator circuit 010 011 using the TXC signal from the I O expander IC IC 13 Transmit 8 V controlled by the T8 regulator circuit Q8 Q9 using the signal from the expander IC IC 13 4 5 PORT ALLOCATIONS 4 5 1 CPU FRONT unit IC1 Description Input port for overvoltage detection from the connected power supply Outputs clock signal to the EEPROM IC3 PLL IC MAIN unit IC10 and expander ICs MAIN unit 12 etc Input port for the data signals from the EEPROM IC3 etc Outputs data signals to the EEPROM IC3 PLL IC MAIN unit IC10 and expander ICs MAIN unit IC12 IC13 etc Input port for the cloning signal Output port for the cloning signal Input for the POWER switch Low While POWER switch is pushed NOIS signal input port from the FM IF IC MAIN unit IC1 for noise squelch operation Input port for the PTT switch Low While PTT switch is pushed
88. sis ne PMR 5 1MHz TX POWER 25W Ws Md VOLTAGES INDICATED WITH MARK ARE CHANGED WITH THE FREGUENCY AND POWER RIGHT SIDE Icom Inc 6 9 16 Kamihigashi Hirano ku Osaka 547 0002 Japan Phone 06 6793 5302 Fax 06 6793 0013 Icom America Inc lt Corporate Headquarters gt 2380 116th Avenue N E Bellevue WA 98004 U S A Phone 425 454 8155 Fax 425 454 1509 RL http www icomamerica com Customer Service gt 425 454 7619 Icom Canada Division of Icom America Inc c U Phone 604 273 7400 Fax 604 273 1900 Icom Australia Pty Ltd A C N 006 092 575 Phone 03 9387 0666 03 9387 0022 URL httpz www icom net au Asia Icom Inc Phone 02 2559 1899 Fax 02 2559 1874 3071 5 Road Unit 9 Richmond B C V6X 2T4 Canada 290 294 Albert Street Brunswick Victoria 3056 Australia 6F No 68 Sec 1 Cheng Teh Road Taipei Taiwan R O C Icom Europe GmbH Communication Equipment Himmelgeister Str 100 D 40225 D sseldorf Germany Phone 0211 346047 Fax 0211 333639 URL http www icomeurope com Icom Spain S L Crta de Gracia a Manresa Km 14 750 08190 Sant Cugat del Valles Barcelona SPAIN Phone 93 590 26 70 Fax 93 589 04 46 URL http www icomspain com Icom UK Ltd Unit 9 Sea St Herne Bay Kent CT6 8LD U K Phone 01227 741741 Fax 01227 741742 URL http www icomuk co uk Icom France S
89. the bandpass filter are applied to the 1st mixer circuit Q3 The applied signals are mixed with the 1st LO signal coming from the RX VCO circuit Q23 to pro duce a 46 35 MHz 1st IF signal The 1st IF signal passes through a pair of crystal filters to suppress out of band signals The filtered signal is amplified at the 1st IF amplifier Q4 and applied to the 2nd IF circuit 4 1 4 2ND IF AND DEMODULATOR CIRCUITS MAIN unit The 2nd mixer circuit converts the 1st IF signal to a 2nd IF signal A double conversion superheterodyne system improves the image rejection ratio and obtains stable receiv er gain The 1st IF signal from the IF amplifier Q4 is applied to the 2nd mixer section of the FM IF IC IC1 pin 16 and is then mixed with the 2nd LO signal for conversion to a 450 kHz 2nd IF signal IC1 contains the 2nd mixer limiter amplifier quadrature detector active filler and noise amplifier circuits etc A tripled frequency from the PLL reference oscillator is used for the 2nd LO signal 45 9 MHz The 2nd IF signal from the 2nd mixer IC1 pin 3 passes through ceramic filters Fl2 and FI3 during narrow channel spacing selection or passes through 2 bypassing only during wide channel spacing selection It is then ampli fied at the limiter amplifier section IC1 pin 5 and applied to the quadrature detector section IC1 pins 10 11 and X1 to demodulate the 2nd IF signal into AF signals The AF si
90. unter CAUTION DO NOT transmit while p V A to DC cable SSG is connected to to the antenna connector the antenna connector Personal computer DB9 female plug incl level converter circuit dig cable to an RS 232C port 478 ED Pin 7 GND Pin 6 MIC 5 Audio generator AC 7 300 Hz to 3 kHz millivoltmeter BADA Pin 4 PTT 1 Pin 5 MICE Pin 2 Clone MIC connector 5 2 PLL ADJUSTMENT MEASUREMENT ADJUSTMENT ADJUSTMENT ADJUSTMENT CONDITION POINT UNIT LOCATION UNIT ADJUST Operating frequency Ch1 Connect a digital L band 400 00000 MHz multi meter or oscil ML band P 440 00000 MHz loscope to the ML band L 450 00000 MHz check point CP1 MH band 470 00000 MHz H band 490 00000 MHz Receiving Power selection Low1 Transmitting Operating frequency Ch2 L band 430 00000 MHz ML band 470 00000 MHz MH band 490 00000 MHz H band P 520 00000 MHz H band t 512 00000 MHz Receiving Power selection Low1 Transmitting DC power supply 13 2 13 6 V 15

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