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IC-F24/F25/S SERVICE MANUAL

1. 15 10 e BOTOM VIEW 15 Horizontal 10 5 Horizontal Vertical e BOTOM VIEW 20 15 10 Horizontal 9 2 Vertical J4 Vertical to the OPTIONAL unit 15 OPVI SCK OPV2 SI DAST 50 GND CIRQ 5 2 10 1 DISC SIGO DET NMI CP11 BUSY BEEPO RES AFONO MCIN CP12 MCOT VCC PTT 5V GND 30 SECTION 10 BLOCK DIAGRAM
2. 5163 8157 C270 8159 0278 8164 Vertical 271 C279 C211 C356 LLI I I II I R190 IIIIIII R141
3. 9 2 UNIT 9 3 VIEW VIEW Vertical Vertical 10 15 20 Horizontal 0 5 10 Horizontal VIEW 105 100 95
4. DS1 CL 165HR 10 1 SECTION 11 VOLTAGE DIAGRAM 11 1 MAIN UNIT LPF w 58 ANTBOARD 2 5 15 PE NG eot E BAS 285 09 eel s S Se GAs R79 an 8 25 55 8 Jos EE SS DI ax 98 017 68k RX VCO wt 59 Jo
5. 224 I 72 3214 222 B 96 5 33 9 4030017780 S CER ECJOEB1E472K T 68 187 093 GES 0835 GE3S C81 4030016790 S CER ECJOEB1C103K B 772 215 4030017600 S CER ECJOEC1H080C Others C82 4030017460 S CER 102 B 782 215 C4 4030017560 ECJOEC1H2R5B B 94 9 33 9 C83 4030017620 SSCER ECJOEC1H100C 81 3 22 3 C5 4030017360 S CER ECJOEC1H030B 94 6 30 2 053 GE3 0835 GE3S 053 US3S GE3S 4030017400 S CER ECJOEC1H220J Others 4030017570 S CER ECJOEC1H040B Others 4030017420 S CER T 81 3 20 5 C6 4030017460 S CER ECJOEB1E102K B 92 8 33 4 C86 4030017420 5 ECJOEC1H470J 78 7 24 3 4030017460 5 ECJOEB1E102K B 929 296 052 EU2 GE2 0925 EU2S GE2S C8 4030017370 5 ECJOEC1H3R5B B 93 2 28 1 4030017650 SSCER ECJOEC1H270J Others 052 02 GE2 0528 025 6628 C88 4030017460 5 ECJOEBIE102K T 78 124 4030017580 3 ECJOEC1H060C Others 4030017570 S CER ECJOEC1H040B T 75 5 24 4 C11 4030006980 S CER C1608 1H 070D T B 91 5 21 9 052 EU2 GE2 0525 EU2S GE2S 052 EU2 8221 US2S EU2S GE2S C91 4510004650 SELE ECEV1EA4R7SR B 69 7 20 3 4030009530 S CER C1608 CH 1H 030B T Others C92 4030017630 S CER ECJOEC1H120J T 74 6 30 9 C13 4030007000 S CER C1608 CH 1H 090D T B 88 3 20 8 C93
6. DET AF signal IC6 A Q34 from FM IF IC IC1 pin 9 RX HPF MUTE IC6 B IC6 D Q35 2 1 LPF MIC 13 6 C Analog SW 9 IC10 4 AF 10 volume I612 gt Speaker 8 11 R226 IC8 D18 to TX circuit D A converter a FM mod 013 D17 021 CTCSS DTCS signal from D A conveter IC IC8 pin 10 signal from CPU 13 via low pass filters IC5 A B pin 7 4 2 2 MODULATION CIRCUITS The modulation circuit modulates the VCO oscillating signal RF signal using the audio signals from the microphone The AF signals from the D A converter IC8 pin 3 change the reactance of varactor diode D18 to modulate the oscil lated signal at the TX VCO circuit Q13 D17 D21 The modulated VCO signal is amplified at the buffer amplifiers Q10 Q12 and then applied to the drive amplifier circuit via the T R switch D14 The CTCSS DTCS signals CENCO CENC1 CENC2 from the CPU 13 pins 23 25 pass through the low pass filter IC5 pins 12 14 via registers 191 193 to change its waveform Then the signals are applied to the D A converter IC8 pin 9 The output signals from the D A converter IC8 pin 10 pass through the low pass filter IC6 pins 6 and 7 to be mixed with MOD signal and then applied to the D A converter again IC8 pin 4 after passing through the analog switch IC10 pins 8 and 9 4 2 3 T
7. 7030005240 5 5 ERJ2GEJ 473 X 47 79 1 39 7030004980 5 8 5 ERJ2GEJ 101 X 1000 74 8 39 9 7030004970 5 5 ERJ2GEJ 470 X 47 74 33 3 7030005050 5 5 ERJ2GEJ 103 X 10 78 8 36 7 7030005080 5 5 ERJ2GEj 823 X 82 78 8 38 7 7030005120 S RES ERJ2GEJ 102 X 1 75 9 33 7 052 EU2 GE2 0525 EU2S GE2S 7030005240 5 5 ERJ2GEJ 473 X 47 Others 2030000150 FL 335 46 350 MHz 62 8 27 7 2020001840 ALFYM450F K 2040001440 NFE31PT152Z1E9L 81 2 17 8 US2 USA 02 GE2 GEN 02 EU2 EUR 02 USS USA 08 GE3 GEN 03 S Surface mount M Mounted side T Mounted on the Top side B Mounted on the Bottom side 6 1 MAIN UNIT MAIN UNIT ORDER HIV REF ORDER HIV NO NO DESCRIPTION M LOCATION NO NO DESCRIPTION M LOCATION R21 7030005110 S RES ERJ2GEJ 224 X 220 72 2 38 9 R123 7030008400 S RES ERJ2GEJ 182 X 1 8 75 2 37 7 R22 7030005050 S RES ERJ2GEJ 103 X 10 T 69 2 38 9 R124 7030005170 S RES ERJ2GEJ 474 X 470 T 72 7 40 4 R23 7030005110 S RES ERJ2GEJ 224 X 220 T 71 2 38 9 R125 7030005110 S RES 2 224 X 220 T 73 2 38 9 R24 7030005050 S RES ERJ2GEJ 103 X 10 T 64 6 38 R131 7510001730 S STMR ERTJOEP 473J T 40 9 28 1 R25 7030005040 S RES ERJ2GEJ 472 X 4 7 B 68 37 8 R132 7030010080 S RES ERJ2RHD 104 X 100 T 40 9 27
8. UNIT abbreviation C CHASSIS PARTS M MAIN UNIT SECTION 8 SEMI CONDUCTOR INFORMATION TRANSISTORS AND FETs 2SA2048TL R Symbol UL 2581132 R Symbol 25 3356 R25 Symbol R25 de 25 4116 BL Symbol LL B E 25 4215 O Symbol QO uum 25C4226 25 Symbol 25C5107 0 Symbol 25 1829 Symbol 1 ity 2SK3019 Symbol KN 2SK880 Y Symbol XY s D 3SK293 Symbol UF G1 35 299 073 Symbol 73 EIS G2 I RD01MUS1 Symbol K2 G s D RD07MVS1 Symbol RD07MVS1 UNR9113J Symbol 6C UNR911HJ Symbol 6P B UNR9210J Symbol 8L rd UNR9213J Symbol 8C 1214 Symbol 9 B1 El B2 4216 Symbol 8U E1 C1 B1 2 C2 2 6501 Symbol 5 E1 2
9. 10 gt MOD 91 z MOD Ratio 128 1 _ gt C05 0109 184 501 0 1 i4 gt REF 145 r BPF ALL Enter to Sweep 45 Tl 68 1 Enter to Sweep 2 58 1 Enter to Sweep gt RX LVA 54 Enter to Sweep XX LVA 84 Enter to Sweep 468 pie RX LVA 179 888888888888 1 3 51V O Tx LVA 179 8888888888888 1 3 51V NOTE The above screen is an example Each transceiver has its own specific values for each setting 1 Transceiver s connection state 8 CTCSS DTCS deviation 8 Reload adjustment data 3 Squelch level 8 Receive sensitivity measurement 3 Reference frequency 4 Connected DC voltage measurement 5 Receive sensitivity automatically 9 PLL lock voltage measurement 6 PLL lock voltage for RX automatically Operating channel select 07 PLL lock voltage for TX automatically RF output 8 PLL lock voltage for RX manually FM deviation balance Narrow 9 PLL lock voltage for RX manually 8 FM deviation balance Wide 0 FM deviation Narrow FM deviation Wide 5 3 SOFTWARE ADJUSTMENTS TRANSMITTING Select the operation using 1 V keys then set specified value using 4
10. 3 conductor 3 5 d mm plug a Chl To IC F24 F25 S SP jack JIG cable CLONE SP SP O CLE M OPC 478 U 5 2 CONFIGULATION LIST FOR ADJUSTMENTS IC F24 F25 US2 USA 02 GE2 GEN 02 EU2 EUR 02 US3 USA 03 GE3 GEN 03 FREQUENCY MHz FREQUENCY MHz SETTING CONDITION SETTING CONDITION EU2 GE2 082 EU2 GE2 US3 GE3 US3 GE3 Set TX power to Low1 Set DTCS code to 007 Set IF bandwidth to Wide Middle Middle EUR only 400 000 450 000 Set TX power to High 435 000 485 000 450 000 Set TX power to Low1 450 000 485 000 400 000 400 000 435 000 Set TX power to Low1 485 000 Set IF bandwidth to Narrow Set TX power to Low2 435 000 Set TX power to Low1 Set TX power to Low1 Set IF bandwidth to Wide Middle Middle EUR only Set TX power to Low1 Set IF bandwidth to Wide Set CTCSS to 151 4Hz Set IF bandwidth to Wide 470 000 520 000 Set TX power to Low1 435 000 485 000 Set TX power to Low1 Set DTCS code to 007 Set IF bandwidth to Narrow 435 000 485 000 435 000 485 000 400 000 450 000 IC F24S F25S Re clone these settings every time each category is adjusted 1 8 5 MODULATION BALANCE FREQUENCY MHz 10521 EU2 1 PLL LOCK VOLTAGE 2 REFERENCE FREQENCY FREQUENCY M
11. lee SERVICE MANUAL gt 245 5 IC F25S Icom Inc INTRODUCTION This service manual describes the latest service information for the IC F24 IC F24S IC F25 IC F25S UHF TRANSCEIVER at the time of publication VERSION SYMBOL FREQUENCY 5 02 US2 400 470 MHz 5 03 US3 450 512 MHz GEN 02 GE2 450 470 MHz GEN 03 GE3 450 520 MHz 5 02 US2S 400 470 MHz 5 03 0535 450 512 MHz GEN 02 GE2 400 470 MHz GEN 03 GE3 450 520 MHz 25 EUR 02 EU2 400 470 MHz 255 EUR 02 EU2S 400 470 MHz 2245 upgrade quality electrical mechanical parts and internal circuits are subject to change without notice or obligation DANGER NEVER connect the transceiver to an AC outlet or to a DC power supply that uses more than 8 V Such a connection could cause a fire or electric hazard 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 RF signal of more than 20 dBm 100mW to the antenna connector This could damage the trans ceiver s front end ORDERING PARTS Be sure to include the following four points when ordering replacement parts 10 digit order numbers Component part number and name Equipment model name and unit name Quantity required lt SAMPLE ORDER
12. B2 DIODES 1SS400 Symbol A j 1SV307 Symbol TX DAN222 Symbol N Mi HVC350B Symbol B0 MA368 Symbol 6L 8043 L Symbol 4 3 lt MA2S077 Symbol S i lt 25111 Symbol pH 25728 Symbol B i lt RB876W TL Symbol 3X RB886G Symbol C o SECTION 9 BOARD LAYOUTS 9 1 MAIN UNIT TOP VIEW Horizontal C153 8181 R180 8237 R182 R118 C154 IC6 O 813
13. ECJOEC1HOR3B B 73 5 39 8 254 7030008010 S RES ERJ2GEJ 123 X 12 B 9 3 10 1 C41 4030017380 5 ECJOEC1H050B B 68 5 39 2 R255 7030008010 S RES ERJ2GEJ 123 X 12 B 7 6 10 1 42 4030017460 5 ECJOEB1E102K 68 5 37 7 R256 7030005050 S RES ERJ2GEJ 103 X 10 T 6 8 6 C43 4030017460 5 ECJOEB1E102K T 70 2 38 9 257 7030005120 S RES ERJ2GEJ 102 X 1 9 22 1 44 4030017340 5 ECJOEC1H010B B 69 37 8 8258 7410001140 SARY EXB28V104JX T 6 6 20 6 052 EU2 GE2 0825 025 GE2S R259 7030005120 S RES ERJ2GEJ 102 X 1 T 21 6 22 1 4030017550 SSCER ECJOEC1H1R5B Others R260 7030005090 5 5 ERJ2GEJ 104 X 100 T 215 25 C45 4030017620 S CER ECJOEC1H100C 722988 R261 7410001130 S ARY EXB28V102JX T 19 4 19 9 053 GE3 0535 GE3S R262 7030005090 S RES ERJ2GEJ 104 X 100 T 21 3 13 9 4030017630 S CER ECJOEC1H120J Others R263 7030005050 S RES ERJ2GEJ 103 X 10 T 21 312 9 C46 4030017460 SSCER ECJOEB1E102K T 68 2 38 9 R264 7030005240 S RES ERJ2GEJ 473 X 47 T 21 3 10 9 C48 4030017400 5 ECJOEC1H220J 64 2 37 2 265 7410001130 S ARY 28 102 T 19 7 9 2 C49 4030017350 5 ECJOEC1H020B B 64 2 40 R266 7030007340 S RES ERJ2GEJ 153 X 15 kO T 57188 093 0835 GE3S R271 7030005160 S RES ERJ2GEJ 105 X 1 MQ B 10 39 3 4030017380 5 ECJOEC1H050B Others R272 703
14. US2S F24S USA 02 GE2S F24S GEN 02 EU2S F25S 02 S Surface mount M Mounted side T Mounted on the Top side B Mounted on the Bottom side US3S F24S USA 03 GE3S F24S GEN 03 6 2 MAIN UNIT MAIN UNIT ORDER HIV REF ORDER HIV NO NO DESCRIPTION M LOCATION NO NO DESCRIPTION M LOCATION R235 7030005090 S RES ERJ2GEJ 104 X 100 B 20 3 4 2 C32 4030017460 SSCER ECJOEB1E102K 75 8 39 9 8236 7030005230 3 ERJ2GEJ 334 X 330 28352 C33 4030017460 5 102 T 774 88 7 R237 7030005050 S RES ERJ2GEJ 103 X 10 T 21 1 39 1 C34 4030017420 SSCER ECJOEC1H470J T 77 1 39 7 R238 7410001140 S ARY EXB28V104JX B 40 9 9 5 C35 4030016930 SSCER 1 104 78 8 37 7 R240 7030005590 S RES ERJ2GEJ 680 X 68 O T 997123 C36 4030017460 S CER ECJOEB1E102K 718333 R241 7030010040 S RES ERJ2GE JPW 39 4 6 4 C37 4030017460 5 ECJOEB1E102K B 73 4 34 2 10525 0535 EU2S 8225 GE3S only C38 4030017350 S CER ECJOEC1HO20B B 748 377 8242 7030010040 S RES ERJ2GE JPW 41464 052 202 82 0925 EU2S 8225 10525 0538 EU2S 8225 GE3S only 4030017550 S CER ECJOEC1H1R5B Others R251 7030008010 5 5 ERJ2GEJ 123 X 12 5991 C39 4030017620 S CER ECJOEC1H100C B 73 5 38 8 R252 7030005530 S RES ERJ2GEJ 100 X 100 B 13 7 9 1 C40 4030017520 5
15. Connect the audio generator the MIC connector and set as 1 0 kHz 150mV rms Transmitting MOD Ratio Middle EUR only Operating CH Transmitting CH9 CH2 MOD Ratio Wide Operating CH Transmitting CH9 CH2 Connect the FM deviation meter to the antenna connector through the attenuator 2 10 kHz 3 20 kHz 4 10 kHz MODULATION BALANCE BAL N Narrow e Operating CH CH6 CH1 No audio applied to the MIC input Set the deviation meter as HPF OFF LPF 20 kHz De emphasis OFF Detector P P2 Transmitting UR Middle EUR only Operating CH Transmitting CH7 CH2 BAL Ratio Wide Operating CH Transmitting CH7 CH2 For 245 255 adjustment Connect the FM deviation meter with the oscilloscope to the antenna connector through an attenuator Set to square wave form 5 3 SOFTWARE ADJUSTMENTS RECEIVING Select an operation using 1 IL keys then set specified value using gt keys on the connected computer keyboard ADJUSTMENT CTCSS DTCS DEVIATION CTCS DTCS ADJUSTMENT CONDITION e Operating CH CH10 CH1 No audio applied to the MIC input Transmitting MEASUREMENT LOCATION Connect the FM deviation meter to the antenna connector through the attenuator 0 68 kHz RX SENSITIVITY BPF T1 BPF T2 e Operatin
16. F24 F25 2245 F25S F24 F25 2245 F25S 2245 F25S only BO BT Self tapping ZK Black SUS Stainless NI ZU Nickel zinc VETE WEE VE VET XY E ACCESSORIES Rer ORDER 3310002311 3310002291 0800007541 8010019540 8210020560 8810004860 8930051290 DESCRIPTION 052 0525 EU2 EU2S GE2 25 053 0535 GE3S FA SC25U 1 FA SC57U 1 BP 231 ACC 1 MB 94 ACC 2721 JACK PANEL Screw M2 x 6 ZK 2251 opt sheet 245 255 8 MP31 C IC F24S F25S ANT Unit UM 8 1 1 1 9 54 226 MP25 C s lt d A MP11 C S1 M 2509 MP10 C SP1 C MP27 C lt MP28 C MP28 C MP21 C fl 4 2 g N 8 5 8 MP22 C 2 E L IC F24 F25 only 31 1 7 32 1 7 116 1 7 1 16 17 8 11 16 38 1 1 2 4 8 3 16 53 2 3 32 2 3 32 2 139 5 15 32 092 0525 EU2 4 EU2S GE2 GE2S 159 6 1 4 053 0535 GE3 GE3S unit mm inch
17. 4030017380 S CER 1 0508 70 9 33 5 053 GE3 0835 GE3S 052 EU2 GE2 525 EU2S GE2S 4030007020 S CER C1608 CH 1H 120J T Others 4030017600 SSCER ECJOEC1H080C Others C14 4030017570 S CER 1 0408 B 86 8 38 7 C94 4030017730 SSCER ECJOEB1E471K T 70 3 24 C16 4030008560 5 C1608 CH 1H 300J T 86 4 21 5 C96 4030017460 S CER ECJOEBIE102K T 738 36 C17 4030017510 S CER ECJOEC1H680J B 83 4 38 7 US3 GE3 US3S GE3S only C18 4030006860 5 C1608 JB 1H 102K T T 836 314 C97 4030017420 S CER ECJOEC1H470J T 748 86 C19 4030017460 S CER ECJOEB1E102K 8 86 377 CO8 4030017380 S CER ECJOEC1H050B 66 1 33 9 C20 4030017590 5 ECJOEC1H070C B 841 377 0521 EU2 GE2 0925 EU2S GE2S C21 4030017400 S CER ECJOEC1H220J B 85 8 34 3 4030017620 S CER ECJOEC1H100C Others 093 663 US3S GE3S C99 4030017460 S CER ECJOEB1E102K 68 3 36 3 4030017410 S CER 1 240 Others C100 4030017620 SSCER ECJOEC1H100C B 61 3 36 1 C22 4080017600 S CER B 84 1 36 7 C102 4030017380 S CER ECJOEC1H050B T 59 5 84 3 C23 4030017350 S CER 1 0208 B 82 37 7 C103 4030017350 SCER ECJOEC1H020B 58 2 35 1 093 US3S GE3S C104 4030017460 S CER ECJOEBIE102K T 58 9 29 4 4030017560 S CER ECJOEC1H2R5B Others C105 4030017460 S CER 102 B 58 6 37 1
18. gt keys on the connected computer keyboard ADJUSTMENT LV RX LVA ADJUSTMENT CONDITION Operating CH Receiving CH2 CH1 MEASUREMENT LV TX LVA e Operating CH CH2 CH1 Connect RF power meter or 50 Q dummy load to the antenna connector Transmitting PC screen LOCATION LVIN item on CS F14 ADu s screen the CONVENIENT PLL LOCK VOLTAGE can be adjusted automatically Select TX LVA item on the CS F14 ADJ screen and push ENTER key Operating CH Receiving CH5 CH2 e Operating CH CH5 CH2 Connect an RF power meter or 50 Q dummy load to the antenna connector Transmitting PC screen LVIN item on CS F14 ADJ s screen the 3 3 4 5 V Verify 3 3 4 5 V Verify REFERENCE FREQUENCY REF Operating CH Transmitting CH5 CH1 Loosely couple the frequency counter to the antenna connector 470 0000 MHz US2 EU2 GE2 520 0000 MHz 063 j Operating CH Transmitting CH1 CH1 EET Operating CH Transmitting CH2 Dm Operating CH Transmitting CH2 CH3 Connect the RF power meter to the antenna connector 4 0W 2 0W 1 0 W FM DEVIATION MOD N Narrow e Operating CH CH8 CH1 Set the deviation meter as HPF OFF LPF 20 kHz De emphasis OFF Detector P P2
19. 1140005990 5 MB15A02PFV1 G BND ER 1110005340 NJM12902V TE1 1110005320 NJM13403V TE1 1110005330 NJM12904V TE1 1190000350 M62363FP 650C 1110005350 S NJM2870F05 TE1 1130011770 CD4066BPWR 1110001810 TA7368F ER 1140012260 HD64F3687FP US2 GE2 1140012350 HD6433687A91FP Others 1110006260 BD5242G TR 1130011540 BR24L16FV WE2 6200008700 S COL 0 30 0 9 6 17 5N 94 7 36 4 6200008240 S COL 0 30 0 9 5IL 14N 94 8 31 9 6200009470 S COL 0 40 0 9 2TL 92 9 26 3 6200009470 S COL 0 40 0 9 2TL 89 9 20 6 6200009070 S COL LQW18AN18NGOOD 89 1 36 5 053 0535 GE3S 6200010850 S COL LQW18AN22NGO0D Others 6200007690 S COL LQW2BHN18NJO1L 84 3 34 5 053 GE3 0535 GE3S 6200007700 S COL LOW2BHN22NJO1L Others 6200007690 5 60 LOW2BHN18NJO1L 78 9 35 3 093 GES 0535 60635 6200007700 S COL LQW2BHN22NJO1L Others 6200007670 S COL LQW2BHN10NJO1L 75 9 35 2 093 GES 0535 8235 6200007680 S COL LQW2BHN12NJ01L Others 6200007230 S COL LQW2BHN15NJ01L 70 6 37 8 052 EU2 822 0525 2025 GE2S 6200007680 S COL LQW2BHN12NJ01L Others 6200005720 S COL 33NG F 63 5 38 8 052 EU2 GE2 0525 2025 GE2S 6200005730 S COL ELJRE 39NG F Others 6200003350 S COL ELJNC R27K F 66 8 33 9 6200002850 S COL NL 252018T R82J 94 2 32 4 6200008220 S COL 0 40 1 4 5 21N 81 2 20 9 6200006770 S COL ELJRE 1N5Z F 81 2 20 9 6200005660 S COL ELJRE 10NG F 76 35 5 US3 GE3 US3S
20. 55 31 R55 7030005040 S RES ERJ2GEJ 472 X 4 7 80 20 9 R161 7030005040 S RES ERJ2GEJ 472 X 4 7 12 9 27 3 R56 7030003860 S RES ERJ3GE JPW V T 78 22 4 162 7030005050 S RES ERJ2GEJ 103 X 10 T 8 7 29 1 R57 7030004970 S RES ERJ2GEJ 470 X 47 0 T 75 2 23 2 R163 7030005050 S RES ERJ2GEJ 103 X 10 T 14 1 29 8 R58 7030005060 5 5 ERJ2GEJ 333 X 33 72 124 8164 7030008410 SRES ERJ2GEJ 392 X 3 9 157 278 053 GE3 0535 8 235 only R165 7030008410 S RES ERJ2GEJ 392 X 3 9 T 12 6 31 9 59 7030005040 S RES ERJ2GEJ 472 X 4 7 T 71 2 24 R166 7030005240 S RES ERJ2GEJ 473 X 47 T 12 6 36 1 R61 7030004970 S RES ERJ2GEJ 470 X 47 0 T 71 8 36 3 R167 7030009290 S RES ERJ2GEJ 562 X 5 6 T 15 7 29 8 R62 7030005220 S RES ERJ2GEJ 223 X 22 T 72 1 35 R168 7030005000 S RES ERJ2GEJ 471 X 470 0 T 16 3 40 1 R65 7030004980 S RES ERJ2GEJ 101 X 100 O T 69 4 34 2 R169 7030005100 S RES ERJ2GEJ 154 X 150 T 18 41 1 R66 7030007340 S RES ERJ2GEJ 153 X 15 T 67 8 34 2 R170 7030008010 S RES ERJ2GEJ 123 X 12 T 12 9 29 3 R67 7030004980 S RES ERJ2GEJ 101 X 100 O T 67 8 35 1 R171 7030005100 S RES ERJ2GEJ 154 X 150 11 6 36 1 R68 7030005050 S RES ERJ2GEJ 103 X 10 T 694 35 1 8172 7030005700 S RES ERJ2GEJ 274 X 270 T 18 39 1 R69 7030005040 S RES ERJ2GEJ 472 X 4 7 T 64 1 35 2 R173 7030005
21. BAG agan a IR RI maaa TRANSMITTER CIRCUITS 22525254 Id kuq PEE CIRCUITS neos baad rms ubere usss OTHER CIRCUITS nag a suyaq awasqa wins POWER SUPPEY CIRCUITS PORT ALLOCATIONS bie bie Red mp reis ADJUSTMENT PROCEDURES PREPARATION e RR edes bete eb er CONFIGURATION LISTS FOR ADJUSTMENTS SOFTWARE ADJUSTMENTS SP Ar eve as PARTS LIST MECHANICAL PARTS AND DISASSEMBLY SEMI CONDUCTOR INFORMATION BOARD LAYOUTS MAIN UNIT db thd at bpd b da hed an ad Em CONNECT UNIT angi ar gag BLOCK DIAGRAM VOLTAGE DIAGRAM MAIN UNIT eh teet ditt huqta se SECTION 1 SPECIFICATIONS GENERAL Frequency coverage 400 470 MHz USA 02 GEN 02 EUR 450 512 MHz USA 03 450 520 MHz GEN 03 Type of emission VERSION WIDE MIDDLE NARROW BIET UM re sin 16 25 0 kHz Number of conventional channels 2 ch IC F24S F25S 16 ch IC F24 F25 e Antenna impedance 50 Q nominal Operating temperature range 30 to 60 C 22 F to 140 F USA GEN 25 C to 55 C EUR Power supply r
22. C24 4030017400 S CER 1 220 79 7 33 2 C106 4030017420 5 ECJOEC1H470J B 70 3 33 9 053 GES 0835 GE3S C107 4030017460 S CER ECJOEB1E102K T 206863 4030017410 S CER ECJOEC1H240J Others C108 4030016790 S CER ECJOEB1C103K T 69 7 36 3 C25 4030017600 5 1 080 B 80 4 36 1 C109 4030017460 5 ECJOEB1E102K B 57 6 41 3 C27 4030017460 S CER ECJOEB1E102K 83 9 35 7 C110 4030017730 SSCER ECJOEB1E471K 55 7 30 5 C28 4030017460 S CER 1 102 T 83 9 37 7 C111 4030017420 5 ECJOEC1H470J 56 3 34 4 C30 4030017590 5 ECJOEC1H070C B 796 378 C112 4030017460 5 ECJOEB1E102K T 60 2 38 6 C31 4030017460 S CER ECJOEB1E102K T 80 4 37 2 C113 4030017520 5 ECJOEC1HOR3B T 56 1 32 6 US2 USA 02 GE2 GEN 02 EU2 EUR 02 US3 USA 03 GESJ GEN 03 S Surface mount M Mounted side T Mounted on the Top side B Mounted on the Bottom side 6 3 MAIN UNIT MAIN UNIT ORDER HIV REF ORDER HIV NO NO DESCRIPTION M LOCATION NO NO DESCRIPTION M LOCATION C114 4030017360 5 CER ECJOEC1H030B T 51 9 36 5 C208 4030017590 5 ECJOEC1HO70C B 542 42 3 093 US3S GE3S C209 4030017460 S CER ECJOEBIE102K B 542 433 4030017580 5 1 060 Others C211 4030018910 S CER C1608 JB 475K T T 36 1 21 9 C115 4030017570
23. via the AF volume R226 The amplified AF signals are output from pin 10 and are then applied to the internal speaker which is connected to J1 via the SP jack J3 4 1 6 RECEIVE MUTE CIRCUITS NOISE SQUELCH A squelch circuit cuts out AF signals when no signals are received By detecting noise components in the AF sig nals the squelch circuit switches the AF mute switch Some noise components in the AF signals from the FM IF IC IC1 pin 9 are applied to the D A converter IC8 pin 1 as DET signal and are then output from pin 2 The signals are applied to the active filter section in the FM IF IC IC1 pin 8 The active filter section filters and amplifies noise components The amplified signals are converted into the pulse type signals at the noise detector section and output from pin 13 as NOIS signal The NOIS signal from the FM IF IC is applied to the CPU IC13 pin 53 Then the CPU analyzes the noise condition and outputs the AF mute control signal from the CPU pin 56 as RMUT signal from pin 56 The signal is applied to the RX mute switch 034 to control the AF signal muting ANALOG SWITCHING CIRCUITS CTCSS AND DTCS The tone squelch circuit detects tone signals and opens the squelch only when the receiving signal contains matched 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 th
24. 1C 105 8 47 5 41 4 277 4030016930 5 ECJOEB1A104K T 14 6 40 1 C148 4550006250 S TAN TEESVA 1A 106M8L T 50 1 44 1 C278 4030017430 SSCER ECJOEC1H101J T 18 40 1 C149 4030017460 S CER ECJOEB1E102K T 43 8 39 1 C279 4030018910 S CER C1608 JB 475K T T 36 9 23 2 C150 4030018860 S CER ECJOEBOJ105K T 43 9 22 7 C280 4030017780 SSCER ECJOEB1E472K T 21 3 27 8 C151 4030016930 S CER ECJOEB1A104K T 40 2 40 8 C281 4030018920 SSCER ECJOEB1H392K T 17 7 26 8 152 4030017420 S CER 1 470 T 35 3 41 1 C282 4030017710 SSCER ECJOEC1H181J 17 7 29 8 153 4030017420 S CER ECJOEC1H470J T 37 2 41 1 283 4030018900 5 474 19 4 31 7 154 4030017420 S CER 1 470 T 38 39 1 C284 4030016930 SSCER 1 104 T 22 9 39 1 C155 4030017420 S CER ECJOEC1H470J T 43 8 38 1 C285 4030016930 SSCER 1 104 T 22 9 40 1 C156 4030017460 S CER ECJOEB1E102K T 39 5 32 C286 4030017460 SSCER ECJOEB1E102K 16 7 40 4 C157 4030017620 S CER 1 100 T 38 5 32 C287 4550006250 5 TEESVA 1A 106M8L B 21 8 40 7 C158 4030016930 S CER ECJOEB1A104K T 36 1 31 4 C288 4030017460 5 ECJOEB1E102K 17 2 38 1 C159 4030017460 S CER ECJOEB1E102K T 36 1 32 4 C289 4030016930 S CER ECJOEB1A104K B 20281 C160 4030016930 5 ECJOEB1A104K B 20 2 33 7 C290 4030016930 SSCER ECJOEB1A104K T 27 5 16 2 C161 4030017620 S
25. 5 ECJOEB1E682K T 26 6 30 1 093 GES 0835 GE3S C259 4030018860 S CER ECJOEBOJ105K 315 411 4030017640 S CER ECJOEC1H150J Others C260 4030017730 SSCER ECJOEB1E471K T 29 8 39 1 C135 4030017460 S CER ECJOEB1E102K T 48 4 34 4 C261 4030016930 S CER ECJOEB1A104K 31 5 40 1 C136 4030016930 S CER ECJOEB1A104K T 48 4 35 4 C264 4510004630 S ELE ECEV1CA100SR 69 7 15 5 C137 4030016790 S CER ECJOEB1C103K T 57 7 44 1 C265 4030017460 S CER ECJOEB1E102K B 65 12 9 C138 4030017460 S CER ECJOEB1E102K B 49 6 28 4 C266 4030016930 SSCER 1 104 B 62 3 8 5 C139 4030016930 amp CER ECJOEB1A104K B 56 7 28 9 C269 4030017720 S CER ECJOEB1H331K 116 27 C140 4030016930 S CER ECJOEB1A104K T 43 4 34 7 C270 4030016950 5 ECJOEB1A473K T 14 1 28 8 C141 4030017460 S CER ECJOEB1E102K B 50 1 42 4 C271 4030016950 SCER ECJOEB1A473K T 14 1 26 8 C142 4030017460 S CER ECJOEB1E102K T 42 9 21 C272 4030016950 S CER ECJOEB1A473K T 10 6 28 5 143 4030017460 S CER ECJOEB1E102K B 52423 C273 4030016950 S CER ECJOEB1A473K 141978 144 4030017420 S CER ECJOEC1H470J B 49 6 29 3 C274 4030016950 SCER ECJOEB1A473K 11 6 31 9 145 4030017420 S CER ECJOEC1H470J 47 1 23 9 275 4030016970 5 ECJOEB1C223K T 11 6 34 4 146 4550000270 5 TEESVA 1E 474M8L 52 6 32 7 276 4030016950 5 ECJOEB1A473K T 12 6 34 4 147 4550000460 5 TEESVA
26. CER 1 100 T 43 4 33 7 C291 4030016780 5 ECJOEB1C153K T 25 7 0 9 C162 4030017500 S CER ECJOEC1H560J T 43 9 28 1 C292 4030016930 SSCER ECJOEB1A104K 1 25 7 13 9 C163 4080017570 S CER ECJOEC1H040B T 425 276 C293 4030017740 S CER ECJOEB1E821K 257119 C164 4030017590 ECJOEC1H070C T 43 9 27 1 C295 4030018110 5 ECJOEB1H272K T 29 1 5 1 C165 4030016790 S CER ECJOEB1C103K T 43 4 317 C296 4030018240 5 ECJOEB1E562K T 29 1 6 1 C166 4030017360 S CER ECJOEC1H030B T 43 2 24 7 297 4030017710 SSCER ECJOEC1H181J T 27 1 7 1 C167 4030016930 5 ECJOEB1A104K B 558 233 C298 4030018090 S CER ECJOEB1C822K T 3174 C168 4030016930 S CER ECJOEB1A104K B 56 6 19 8 C299 4030017510 S CER ECJOEC1H680J T 31654 C169 4030016930 S CER 104 B 566 188 C300 4030017450 5 ECJOEB1E271K B 19 8 38 2 C170 4030017460 S CER ECJOEB1E102K T 91 5 34 2 C302 4030017620 5 ECJOEC1H100C T 66 39 3 171 4030017420 S CER ECJOEC1H470J T 91 5 35 2 C303 4030017460 S CER ECJOEB1E102K T 65 393 173 4030017460 S CER 1 102 T 82 3 37 3 C304 4030017580 5 ECJOEC1H060C B 68 5 40 2 175 4030017360 S CER ECJOEC1H030B B 97 1 41 5 C305 4030017580 5 ECJOEC1HO60C B 64 2 41 052 02 GE2 0528 025 GE2S C306 4030017460 S CER 102 B 61 23 4030017560 S CER ECJOEC1H2R5B Others C307 4030017460
27. EU2S GE2S C235 4030016790 S CER ECJOEB1C103K T 69 8 15 7 4030017640 S CER ECJOEC1H150J Others C236 4030017460 S CER ECJOEB1E102K T 69 8 17 7 C124 4030017580 S CER ECJOEC1HO60C T 51 1 29 C237 4510005430 S ELE 22058 B 76 15 5 093 0835 GE3S C238 4030017460 S CER 0 1 102 B 77184 4030017610 S CER ECJOEC1H090C Others C241 4030016930 SSCER ECJOEB1A104K T 35 4 9 9 C126 4030017630 S CER ECJOEC1H120J T 52 37 7 C242 4030016930 SSCER ECJOEB1A104K 44 7 9 9 C127 4030017380 S CER ECJOEC1H050B T 50 5 37 5 C243 4030016790 S CER ECJOEB1C103K 405 99 093 0835 GE3S C244 4030016930 S CER ECJOEB1A104K 8 46 5 15 4 4030017600 5 Others C251 4030016970 5 ECJOEB1C223K T 88 4174 129 4030017530 S CER ECJOEC1HOR5B 48 4 31 4 252 4030017740 5 ECJOEB1E821K T 29 9 16 1 C130 4030016950 S CER ECJOEB1A473K B 49 3 39 1 C253 4030017740 S CER ECJOEB1E821K 33 4 14 9 C132 4030017460 S CER ECJOEB1E102K B 46 9 27 1 C254 4030016930 5 1 104 T 33 4 10 9 C133 4030017630 5 ECJOEC1H120J T 51 1 31 C255 4030016950 S CER ECJOEB1A473K 34 5 12 1 093 GES 0835 GE3S C256 4030016940 S CER ECJOEB1A393K T 29 9 28 1 4030017640 S CER ECJOEC1H150J Others C257 4030016930 5 ECJOEB1A104K T 29 9 30 1 C134 4030017630 S CER ECJOEC1H120J T 50 5 36 3 C258 4030017790
28. Input port for single tone decode signal from the LPF 5 pin 8 62 Inputs key input signal 63 Input port for the S meter signal from the FM IF IC IC1 pin 12 64 Input port for the PLL lock voltage SECTION 5 ADJUSTMENT PROCEDURES 5 1 PREPARATION When adjusting IC F24 F25 S the optional CS F14 ADJ ADJUSTMENT SOFTWARE Rev 1 0 or later JIG cable see the illust below and OPC 478 RS 232 type or OPC 478U USB type CLONING CABLE are required REQUIRED TEST EQUIPMENTS EQUIPMENT GRADE AND RANGE EQUIPMENT GRADE AND RANGE DC power supply FM deviation meter Output voltage Current capacity Frequency range Measuring range 7 2 V DC or more 600 MHz 010 10 kHz Audio generator Attenuator Frequency range Output level Power attenuation Capacity 300 3000 Hz 1 500 mV 20 or 30 dB 10 W or more Frequency counter Digital multimeter RF power meter terminated type SINAD meter Frequency range 0 1 600 MHz Frequency accuracy 1 ppm or better Sensitivity Input impedance Measuring range Frequency range Impedance SWR Measuring range SYSTEM REQUIREMENTS Microsoft Windows 98 SE ME 2000 XP RS232C USB port 100 mV or better 10 MQ V DC or better 1 10 W 100 600 MHz 50 Q Less than 1 2 1 20 20 kHz BEFORE STARTING SOFTWARE ADJUSTMENT Clone adjustment fregen
29. P 53 6 260 100k 1 1 IC10 BD5242G P21 RX 3 55 C348 5IX2 P20 SCK3 44 0 1 x s R181 ap 4 0 r HSJ1122 01001 J WEST 0 I haa 9105C2 8 1 6 a I A C277 R168 E 8255 5 2 I J3 CR 764 5 MG 34 K HSJ1456 010320 01 470 15P 88 12 unik Qa gt 255 BIAS 20 14251 QOL BASS NSS OS ka R229 C323 BM02B ASRS TF 383 C284 P 100 49 0047 ESDA wx IC15 Q29 CENCO 180 ES M 9 1 18 gt 58 BR24L16FV WE2 we LOS UNR9210J_ 8 66 lt on R110 C160 8193 8196 Rigs SSEL A k 041 20k 47k 47k 12 2 1 51566 vsS 2 o C324 R265 III De CHASSIS 8197 ga 105 Ss S 47P 1k 165 an SAN 4 e 47k NJM12902V 189 Ss TON L Ww a 2 11 224252 24 DG Mo2B ASRS TF ora Doy ey 88 Ss R230 C325 858 uL 7 15 9F 2775 DUSE 027 9 10 9999 222 So 9 g 1 NOTES I C1 1 5206 UNR9213J We Soo gas OO 9888 m 429 5 i i 1131 BS i Voltage line sic EH rn H n 2420 8 7 SENC1 18C LL ED mamam Common line i 9 gt gt 8208 4 5 185 146 l9 SENC2 45 5 2 8214 TAS 6 gt 8 55 TX line 11 D B ES 28 s
30. R147 7030007350 S RES ERJ2GEJ 393 X 39 33 4 16 1 R44 7030005090 S RES ERJ2GEJ 104 X 100 B 54 8 15 4 R148 7030005080 5 5 ERJ2GEJ 823 X 82 T 31 6 16 1 R45 7030005070 S RES ERJ2GEJ 683 X 68 B 528137 8149 7030006610 S RES ERJ2GEJ 394 X 390 334129 46 7030005000 S RES ERJ2GEJ 471 X 4700 B 53 8 13 7 R150 7030008300 S RES ERJ2GEJ 184 X 180 T 33 4 11 9 R48 7030005000 S RES 20 471 X 4700 B 51 5 25 2 R151 7030005030 S RES ERJ2GEJ 152 X 1 5 T 33 4 13 9 R50 7030004980 S RES ERJ2GEJ 101 X 100 0 66 3 38 8152 7030005220 5 ERJ2GEJ 223 X 22 31 1 29 6 851 7030003670 S RES ERJ3GEY 823 V 82 8 96 5 37 3 R153 7030005220 S RES ERJ2GEJ 223 X 22 29 9 29 1 852 7030004990 S RES ERJ2GEJ 221 X 220 0 I 93 3 35 9 8154 7030005220 S RES ERJ2GEJ 223 X 22 T 28 2 30 1 R53 7030004970 S RES ERJ2GEJ 470 X 47 0 80 22 5 155 7030005090 S RES ERJ2GEJ 104 X 100 T 29 8 41 1 53 7030005530 S RES ERJ2GEJ 100 X 10 O T 80 22 5 156 7030005170 S RES ERJ2GEJ 474 X 470 T 29 8 40 1 052 EU2 822 0525 2025 6225 R157 7030007290 S RES ERJ2GEJ 222 X 2 2 T 31 5 39 1 7030005710 S RES ERJ2GEJ 121 X 120 Q Others R159 7030008010 S RES ERJ2GEJ 123 X 12 T 15 7 28 8 R54 7030005060 S RES ERJ2GEJ 333 X 33 T 813 214 R160 7030004980 S RES ERJ2GEJ 101 X 100 0 B
31. RES RR0510P 682 D 6 8 T 54 1 32 6 186 7030005080 5 5 ERJ2GEJ 823 X 82 T 19 4 29 8 R84 7030006020 S RES RR0510P 682 D 6 8 T 52 1 28 6 R187 7030005120 S RES ERJ2GEJ 102 X 1 B 9 18 2 R85 7030006020 S RES RR0510P 682 D 6 8 T 54 7 39 1 R190 7030007280 S RES ERJ2GEJ 331 X 330 0 T 34 7 18 9 R86 7030005530 S RES ERJ2GEJ 100 X 10 O B 48 2 28 8 191 7030008300 S RES ERJ2GEJ 184 X 180 T 18 4 1 R87 7030005110 S RES ERJ2GEJ 224 X 220 B 48 1 25 3 R192 7030005720 S RES ERJ2GEJ 563 X 56 T 18 5 1 R88 7030005010 S RES ERJ2GEJ 681 X 680 0 546 81 R193 7030005220 S RES ERJ2GEJ 223 X 22 T 18 61 US3 0535 GE3S R194 7030005220 S RES ERJ2GEJ 223 X 22 23 9 10 9 7030008370 S RES ERJ2GEJ 561 X 5600 Others 8195 7030005050 S RES ERJ2GEJ 103 X 10 19741 R89 7030005050 S RES ERJ2GEJ 103 X 10 B 49 3 41 2 R196 7030005240 S RES ERJ2GEJ 473 X 47 T 23 9 11 9 R90 7030005170 S RES ERJ2GEJ 474 X 470 46 9 25 1 197 7030005240 S RES ERJ2GEJ 473 X 47 T 23 9 12 9 R92 7030005310 S RES ERJ2GEJ 124 X 120 B 46 9 26 1 R198 7030005240 S RES ERJ2GEJ 473 X 47 T 25 7 12 9 R93 7030005120 S RES ERJ2GEJ 102 X 1 T 39 8 39 4 R200 7030005040 S RES ERJ2GEJ 472 X 4 7 T 25 7 14 9 R94 7030005100 S RES ERJ2GEJ 154 X 150 T 41 8 40 8 R201 7030005240 S RES ERJ2GEJ 47
32. S CER 102 8 593 123 C176 4030017460 S CER ECJOEB1E102K T 77 7 20 4 C308 4030017460 5 ECJOEB1E102K T 75 7 9 8 C177 4030009910 S CER C1608 CH 1H 040B T B 90 7 33 4 C309 4030017460 S CER ECJOEB1E102K 75 5 11 3 178 4030017420 S CER ECJOEC1H470J T 77 7 21 3 C310 4030016930 SSCER 1 104 T 21 3 11 9 C179 4030006860 5 C1608 JB 1H 102K T T 866 314 C311 4030017460 S CER ECJOEBIE102K B 64985 C180 4030017460 S CER ECJOEB1E102K T 67 1 32 3 C312 4030017420 SSCER ECJOEC1H470J B 75 6 1 C182 4030017590 ECJOEC1H070C T 68 8 31 6 C313 4030017420 SSCER ECJOEC1H470J B 32 9 7 1 053 GE3 US3S GE3S C314 4030017460 S CER ECJOEB1E102K 866 33 4030017600 5 1 080 Others C315 4030017460 5 ECJOEB1E102K T 93 2 6 C183 4030017420 S CER ECJOEC1H470J T 74 1 24 C316 4030016930 5 ECJOEB1A104K T 91 7 2 8 C185 4030017530 5 ECJOEC1HOR5B B 90 7 35 7 C317 4510004630 S ELE 10058 B 95 9 15 2 C186 4030017530 5 ECJOEC1HOR5B B 92 1 38 7 C318 4030016930 5 ECJOEB1A104K T 89 7 8 9 C188 4030017460 S CER ECJOEB1E102K B 47 5 20 7 C319 4030016930 S CER 1 104 T 89 6 2 8 C202 4030016930 S CER ECJOEB1A104K T 48 4 33 4 C320 4030017730 SSCER ECJOEB1E471K T 88 6 2 8 C203 4030017460 S CER ECJOEB1E102K B 46 9 30 1 C321 4030017460 SSCER ECJOEB1E102K B 19 3 4 2 C205 4030017380 S
33. pack Common 5 V converted from the VCC line at the 5 regulator circuit IC9 The output voltage is supplied to the D A converter IC8 analog SW IC10 etc Common 5 V converted from the VCC line at the S5 regulator circuit 023 025 The output voltage is supplied to the ripple filter Q17 PLL IC 4 etc Receive 5 V converted from the S5V line at the R5 regulator circuit Q22 The output voltage is supplied to the tripler Q19 FM IF IC IC1 IF amplifier Q4 VCO switch Q15 Q16 1st mixer Q3 etc Transmit 5 V converted from the S5V line at the T5 regulator circuit Q21 The output voltage is supplied to the YGR Q9 pre drive Q5 APC amplifier 122 etc 4 6 2 CPU IC13 Pin number Description Input port for the transceivers internal temperature detecting signal Input port for the detect signal for connecting battery pack s voltage Input port for power reset signal Output single tone encoder signal Outputs DTSC LPF control signal Outputs AF power amplifier control signal Output single tone encoder signal Input ports for rotary selector Output CTCSS DTCS signals Input ports for rotary selector Outputs serial clock signal to the PLL IC IC4 pin 9 D A convertor IC6 pin 7 etc Outputs serial data to the PLL IC 6 pin 8 and D A convertor IC6 pin 8 Outputs beep audio s
34. 00 TE61 1750001080 RB886G T2R 1790001010 MA8043 L TX 053 GE3 US3S GE3S only 90 2 38 7 91 5 31 1 87 5 33 5 87 5 34 8 87 4 36 7 85 39 9 81 8 33 5 81 8 34 8 73 6 35 9 72 2 35 9 65 8 35 3 65 8 36 7 52 6 38 9 49 4 28 3 49 6 26 9 50 5 33 7 50 5 35 2 41 5 39 2 70 5 40 4 35 7 7 1 21 3 6 8 5 11 2 23 1 4 88 5 36 2 74 5 19 9 7030003490 5 5 ERJ3GEYJ 272 V 2 7 91 8 39 9 7030005120 5 5 ERJ2GEJ 102 X 1 92 1 37 7 7030004970 5 5 ERJ2GEJ 470 X 47 0 66 7 22 7 052 EU2 GE2 0525 EU2S GE2S 7030005570 S RES ERJ2GEJ 820 X 82 Others 7030005050 S RES ERJ2GEJ 103 X 10 75 8 20 8 7030005050 S RES ERJ2GEJ 103 X 10 73 3 21 1 052 EU2 GE2 0525 EU2S GE2S 7030005220 5 5 ERJ2GEJ 223 X 22 Others 7030005090 5 5 ERJ2GEJ 104 X 100 66 7 18 2 7030005310 S RES ERJ2GEJ 124 X 120 68 17 7 7030005100 5 5 ERJ2GEJ 154 X 150 71 3 21 1 053 GE3 0535 GE3S 7030005170 S RES ERJ2GEJ 474 X 470 Others 7030008280 S RES ERJ2GEJ 271 X 270 71 3 22 4 7030005120 S RES ERJ2GEJ 102 X 1 68 4 24 7030005090 S RES ERJ2GEJ 104 X 100 85 5 36 7 7030005530 S RES ERJ2GEJ 100 X 10 9 77 5 37 5 7030005090 S RES ERJ2GEJ 104 X 100 82 3 35 7 7030005050 S RES ERJ2GEJ 103 X 10 83 9 36 7 1 4 0 4 4
35. 0005160 S RES ERJ2GEJ 105 X 1 B 11 39 3 C50 4030017460 5 ECJOEB1E102K B 64 2 36 1 R273 7030005160 S RES ERJ2GEJ 105 X 1 B 12 39 3 C51 4030017460 5 ECJOEB1E102K B 66 1 32 1 8274 7030005070 S RES ERJ2GEJ 683 X 68 8 15 393 52 4030017420 S CER ECJOEC1H470J 8 661 357 8275 7030005090 5 5 ERJ2GEJ 104 X 100 13 393 C53 4030016790 S CER ECJOEB1C103K B 64 2 33 1 R276 7030005090 S RES ERJ2GEJ 104 X 100 B 8 39 3 C54 4030017460 5 ECJOEB1E102K B 64 2 32 1 R277 7030005090 5 5 ERJ2GEJ 104 X 100 ka B 9 393 C56 4030017400 5 ECJOEC1H220J B 643 244 R278 7030005090 S RES ERJ2GEJ 104 X 100 B 14 39 3 C57 4030017460 5 ECJOEB1E102K T 64 1 36 8 R280 7030005050 S RES ERJ2GEJ 103 X 10 B 162862 C58 4030017460 S CER ECJOEB1E102K B 539 243 R284 7030004980 S RES ERJ2GEJ 101 X 100 9 B 16 3 27 C59 4030017460 5 ECJOEB1E102K 49 5 25 2 R287 7030007280 S RES ERJ2GEJ 331 X 330 0 T 18 4 24 C60 4030017460 5 ECJOEB1E102K 52 5 26 9 R288 7030005030 S RES ERJ2GEJ 152 X 1 5 T 14 7 22 7 C61 4030017430 SSCER ECJOEC1H101J 49 5 22 7 R291 7030005090 S RES ERJ2GEJ 104 X 100 B 59 125 62 4030017680 S CER ECJOEC1H820J B 475 176 R292 7030005090 S RES ERJ2GEJ 104 X 100 B 7 6 12 5 C63 4030017420 SSCER ECJOEC1H470J 46 5 20 7 R293 7030008290 S RES ERJ2GEJ 183 X 18 T 61
36. 1 R29 7030007270 S RES ERJ2GEJ 151 X 150 O B 64 2 35 1 R133 7030005050 S RES ERJ2GEJ 103 X 10 844 42 R30 7030005120 SRES ERJ2GEJ102X 1 B 677 357 8134 7030005040 SRES ERJ2GEJ472 X 4 7 T 74 143 R31 7030004980 S RES ERJ2GEJ 101 X 100 0 B 64 2 34 1 R135 7030005050 S RES ERJ2GEJ 103 X 10 T 24 5 24 R32 7030004980 S RES ERJ2GEJ 101 X 100 9 B 66 1 31 1 R136 7030005040 S RES ERJ2GEJ 472 X 4 7 T 22 8 24 R33 7030007270 S RES ERJ2GEJ 151 X 150 O 55 5 25 2 137 7030005050 S RES ERJ2GEJ 103 X 10 69 8 14 7 R34 7030005110 S RES ERJ2GEJ 224 X 220 52 5 25 2 138 7030005040 S RES ERJ2GEJ 472 X 4 7 69 8 16 7 R35 7030004980 S RES ERJ2GEJ 101 X 100 O B 50 5 25 2 R141 7030005000 S RES ERJ2GEJ 471 X 470 T 37 9 9 R36 7030007300 S RES ERJ2GEJ 332 X 3 3 T 52 5 15 5 R142 7030005000 S RES ERJ2GEJ 471 X 470 0 T 43 9 9 R37 7030009140 S RES ERJ2GEJ 272 X 2 7 T 50 7 16 3 R143 7030007340 S RES ERJ2GEJ 153 X 15 T 37 2 24 4 R38 7030005090 5 5 ERJ2GEJ 104 X 100 kO 46 5 21 8144 7030005050 5 ERJ2GEJ 103 X 10 B 465 137 R39 7030004970 S RES ERJ2GEJ 470 X 47 0 B 55 8 22 3 R145 7030005090 S RES ERJ2GEJj 104 X 100 T 33 4 18 1 R40 7030007270 S RES ERJ2GEJ 151 X 1500 B 56 2 21 1 R146 7030005090 S RES ERJ2GEJ 104 X 100 T 31 6 18 1 R43 7030004970 S RES ERJ2GEJ 470 X 47 0 B 47 5 15 4
37. 1132 T100 R 1590001190 XP6501 TX AB 1590003230 UNR9113J TX 1590003290 UNR9213J TX 1590003290 UNR9213J TX 1590003430 UNR911HJ TX 1590003270 UNR9210J TX 1510001080 2SA2048 TLR 1590001190 XP6501 TX AB 1590003020 XP4216 TX 1590003230 UNRO113J TX 1560001360 2SK3019 TL 1560001360 2SK3019 TL 75 39 6 76 8 37 9 66 2 37 9 51 4 23 1 74 3 33 5 72 5 19 1 82 6 27 76 1 27 5 67 30 3 59 4 36 3 56 3 37 59 31 5 54 9 30 7 54 2 37 1 56 5 32 6 59 1 32 6 55 5 44 1 51 5 40 4 43 3 29 9 71 9 16 4 24 9 25 9 81 15 2 76 3 15 1 75 7 11 7 49 7 18 4 24 8 16 7 63 1 10 6 35 7 9 2 91 9 8 6 91 4 5 2 16 5 23 1 19 9 22 5 10 7 30 1 9 1 26 6 59 2 38 6 59 5 33 3 55 2 28 1 49 5 29 9 49 37 9 52 8 29 52 36 6 43 9 36 4 85 1 38 7 55 9 42 3 43 4 25 9 41 7 31 8 65 6 40 7 53 6 34 6 58 4 38 2 49 4 34 49 4 31 1 94 9 39 6 94445954004 4544454505005 5404455550004 1750001080 RB886G T2R 1750000580 1SV307 TPH3 1750000710 HVC350BTRF 1750000710 HVC350BTRF 1790001260 25077 1790001240 25728 1750000710 HVC350BTRF 1750000710 HVC350BTR 1750000710 HVC350BTR 1750000710 HVC350BTRF 1790001260 25077 1790001260 25077 1750000710 HVC350BTRF 1750000710 HVC350BTRF 1720000570 MA368 TX 1750000710 HVC350BTR 1750000710 HVC350BTR 1790001250 25111 1790001250 25111 1790001790 RB876W TL 1750000520 DAN222TL 1790001260 MA2S077 TX 1750000940 ISS4
38. 222 7030005080 S RES ERJ2GEJ 823 X 82 B 63 9 8 5 R108 7030005600 S RES ERJ2GEJ 273 X 27 44 9 21 R223 7030005060 S RES ERJ2GEJ 333 X 33 B 61 11 3 052 EU2 GE2 0825 025 GE2S R224 7030005000 S RES ERJ2GEJ 471 X 470 0 B 75 5 10 3 7030008290 S RES ERJ2GEJ 183 X 18 Others R225 7030004980 S RES ERJ2GEJ 101 X 100 O B 33 9 7 1 R109 7030005090 S RES ERJ2GEJ 104 X 100 43 9 21 R226 7210003061 VAR TP76NOON 15F A103 2251A R110 7030005240 S RES ERJ2GEJ 473 X 47 B 21 8 34 3 R227 7030005050 S RES ERJ2GEJ 103 X 10 T 94 9 13 9 8111 7030005090 5 ERJ2GEJ 104 X 100 T 271 287 8228 7030005120 S ERJ2GEJ 102 X 1 94 2 15 2 2113 7030006610 S RES ERJ2GEJ 394 X 390 46 9 31 1 R229 7030005530 S RES ERJ2GEJ 100 X 10 O T 86 9 7 R114 7030005100 S RES ERJ2GEJ 154 X 150 46 9 29 1 R230 7030005530 S RES ERJ2GEJ 100 X 10 Q 87 2 17 2 115 7030007570 S RES ERJ2GEJ 122 X 1 2 T 40 5 32 R231 7030005120 S RES ERJ2GEJ 102 X 1 T 90 6 2 8 R116 7030007060 S RES ERJ2GEJ 684X 680 T 43 4 32 7 R232 7030007300 S RES ERJ2GEJ 332 X 3 3 T 93 2 4 4 R117 7030005040 S RES ERJ2GEJ 472 X 4 7 T 35 3 40 1 R233 7030007300 S RES ERJ2GEJ 332 X 3 3 T 92 7 2 8 R118 7030005040 S RES ERJ2GEJ 472 X 4 7 T 37 2 40 1 R234 7030005100 S RES ERJ2GEJ 154 X 150 B 23 3 6 2
39. 3 X 47 T 23 9 14 9 R95 7030005120 S RES ERJ2GEJ 102 X 1 B 49 9 36 4 R206 7030005110 S RES ERJ2GEJ 224 X 220 T 13 4 4 1 R96 7030008410 S RES ERJ2GEJ 392 X 3 9 B 49 3 40 1 R207 7030005090 S RES ERJ2GEJ 104 X 100 T 13 4 5 1 052 02 GE2 US2S EU2S GE2S R208 7030005240 5 RES ERJ2GEJ 473 X 47 T 15654 7030009140 S RES ERJ2GEJ 272 X 2 7 Others R209 7030005220 S RES ERJ2GEJ 223 X 22 T 15 6 6 1 R97 7030005120 S RES ERJ2GEJ 102 X 1 B 49 3 38 1 R210 7030008010 S RES ERJ2GEJ 123 X 12 T 15 6 4 1 R98 7030007290 S RES ERJ2GEJ 222 X 2 2 T 53 5 44 1 R211 7030005070 S RES ERJ2GEJ 683 X 68 T 27 1 4 1 R100 7030005040 S RES ERJ2GEJ 472 X 4 7 B 52 9 38 8 R212 7030005070 S RES ERJ2GEJ 683 X 68 T 27 1 5 1 R101 7030005000 S RES ERJ2GEJ 471 X 470 0 51 4 43 3 R213 7030005070 S RES ERJ2GEJ 683 X 68 T 27 1 6 1 R103 7030005240 S RES ERJ2GEJ 473 X 47 T 33 1 27 8 R214 7030005070 S RES ERJ2GEJ 683 X 68 T 29 1 7 1 R104 7030005230 S RES ERJ2GEJ 334 X 330 T 31 5 26 9 R215 7030005070 S RES ERJ2GEJ 683 X 68 T 31 6 1 R105 7030005170 S RES ERJ2GEJ 474 X 470 T 32 6 29 1 R220 7030004980 S RES ERJ2GEJ 101 X 1000 15 9 23 3 R106 7030005050 S RES ERJ2GEJ 103 X 10 T 37 5 32 R221 7030005000 S RES ERJ2GEJ 471 X 4700 66 5 13 7 R107 7030005580 S RES ERJ2GEJ 560 X 56 Q B 55 9 43 3 R
40. 310 S RES ERJ2GEJ 124 X 120 T 19 4 26 8 R70 7030005530 S RES ERJ2GEJ 100 X 100 B 576 403 8174 7030005090 S RES ERJ2GEJ 104 X 100 T 194 288 R71 7030005070 S RES ERJ2GEJ 683 X 68 T 582 386 8175 7030005110 S RES ERJ2GEJ 224 X 220 T 194 278 R73 7030004980 S RES ERJ2GEJ 101 X 100 9 B 57 7 30 5 R176 7030005100 S RES ERJ2GEJ 154 X 150 T 17 7 27 8 R75 7030005110 S RES ERJ2GEJ 224 X 220 B 58 4 36 1 R177 7030005060 S RES ERJ2GEJ 333 X 33 17 7 28 8 R76 7030004980 S RES ERJ2GEJ 101 X 100 0 B 57 6 39 3 R178 7030005710 S RES ERJ2GEJ 121 X 1200 T 19 4 30 7 R77 7030005050 S RES ERJ2GEJ 103 X 10 B 56 7 30 5 179 7030005120 5 5 ERJ2GEJ 102 X 1 11 5 16 8 R78 7030005090 5 5 ERJ2GEJ 104 X 100 578 333 R180 7030005160 ERJ2GEJ 105 X 1 T 247401 79 7030006020 S RES RR0510P 682 D 6 8 T 56 5 39 1 R181 7030005240 S RES ERJ2GEJ 473 X 47 T 21 1 40 1 R80 7030005120 S RES ERJ2GEJ 102 X 1 B 54 6 32 8 182 7030005090 S RES ERJ2GEJ 104 X 100 24 7 39 1 053 GES 0835 GE3S R183 7030006020 S RES 510 682 6 8 172 391 7030008370 S RES ERJ2GEJ 561 X 560 O Others R184 7030008250 S RES RRO510P 562 D 5 6 B 17 7 40 4 R82 7030009320 S RES ERJ2GEJ 487 X 4 7 Q T 52 6 32 R185 7030005310 S RES ERJ2GEJ 124 X 120 B 18 7 40 4 R83 7030006020 S
41. 4 43 4 64 4030016790 5 ECJOEB1C103K 49 7 16 3 R294 7030005600 S RES 20 273 X 27 T 60 4 43 4 65 4030017460 5 ECJOEB1E102K 46 5 18 9 8295 7030005240 SRES ERJ2GEJ473X 47 B 951 434 C66 4030017460 S CER ECJOEB1E102K B 475 137 296 7030003490 S RES ERJ3GEYJ 272 V 2 7 B 91 8 35 3 C67 4030017460 5 ECJOEB1E102K B 53 9 22 3 R297 7030005120 S RES ERJ2GEJ 102 X 1 T 91 3 36 2 C68 4030017440 SSCER ECJOEC1H221J 51 8 13 7 R301 7030010040 S RES ERJ2GE JPW B 93 1 22 4 C69 4030017730 SSCER ECJOEB1E471K 53 8 15 4 R302 7030004990 S RES ERJ2GEJ 221 X 220 O 93 3 34 9 C70 4030017730 5 ECJOEB1E471K 54 8 13 7 R303 7030005040 S RES ERJ2GEJ 472 X 4 7 T 33 6 20 7 C71 4030016930 5 ECJOEB1A104K 56 2 17 5 C72 4030017420 SSCER ECJOEC1H470J T 69 8 18 7 C73 4030017460 S CER ECJOEB1E102K T 69 3 24 4030017590 S CER ECJOEC1H070C B 942 415 C74 4030017460 S CER ECJOEB1E102K T 933 97 053 663 US3S GE3S C75 4550005980 S TAN TEESVA 475M8L 545 99 4030017600 5 ECJOEC1H080C Others C76 4030016790 S CER ECJOEB1C103K T 66 7 21 1 C2 4030017350 S CER ECJOEC1H020B B 93 2 36 C77 4030017460 5 ECJOEB1E102K 65 7 22 7 082 EU2 6 2 10525 EU2S IGE2S 4030017460 S CER 102 74 8 20 8 4030017550 5 ECJOEC1H1R5B Others C79 4030018890 5
42. 400 520 MHz 018 Q17 15 XP1214 2SK880 25 4116 16 UNR9213J 014 25 4226 RIPPLE D16 HVC350B 5 FIL 52 w HVC350B VCO LV CR 783 ADJ Q12 010 014 015 09 Q5 Q7 D2 1SV307 15 3 MHz 25 5107 25 5107 25077 25 5107 2563356 RD07MVS1 D5 MA2S077 TX RX W ANT gt gt Sw SW D21 HVC350B b Lv 019 IC4 ADJ 2SC4116 MB15A02 gt BEF gt C11 9t 122 013 25 5107 25 1829 TA75S01F 25 4226 D1 RB886G 017 HVC350B GATE D30 RB886G 353 65 MHz 473 65 MHz CTRL 018 68 010 09 D7 HVC350B D3 HVC350B 06 HVC350B HVC350B D8 HVC350B D4 HVC350B UNR9113J Q4 25 4215 FL 335 459 MHz FM IF IC s MUTE BPF 46 35 MHz 3SK299 TA31136FN 026 UNR9213J V CERAMIC WAN SW SQL IN CDBC450CX24 ALFYM450F K 450 kHz DET LVA T1 T2 MOD Q34 OPTION CONNECTOR NJM13403 2SK3019 MCOT MCIN RX MIMII3403 258019 HPF gt MIC D A al MUTE SKP 4538 DET DISC Q28 OPTI
43. 46 dB typical for Wide 34 dB min 40 dB typical for Narrow 45 dB min 55 dB typical for Wide 43 dB min 53 dB typical for Middle 40 dB min 50 dB typical for Narrow 60 100 of maximum deviation 2 2 Double conversion superheterodyne system dst IF 46 35 MHz 2nd IF 450 kHz 0 25 uV 119 dBm typical at 12 dB SINAD USA GEN 4 dByV 111 dBm emf typical at 20 dB SINAD EUR 0 25 uV typical USA GEN 4 dByV emf typical EUR 70 dB min 75 dB typical for Wide 70 dB min 73 dB typical for Middle 60 dB min 65 dB typical for Narrow 70 dB min 70 dB min 74 dB typical USA GEN 65 dB min 67 dB typical EUR for Wide 34 dB min 40 dB typical for Narrow 45 dB min 55 dB typical for Wide 43 dB min 53 dB typical for Middle 40 dB min 50 dB typical for Narrow 0 5 W typical at 5 distortion with an 8 load 8 Q Specifications are measured in accordance with EIA 152 C 204D TIA 603 or 300 086 All stated specifications are subject to change without notice or obligation SECTION2 INSIDE VIEWS e MAIN UNIT TOP VIEW 5 Regulator IC9 2870 Crystal filter FL 335 FM IF IC L J TA31136FN IF amplifier Q4 2SC4215 EEPROM IC15 BR24L16FV BOTTOM VIEW Pre drive Q5 2SC3356 Power amplifier Q7 RD07MVS1 Drive amplifier Q8 RD01MUS1 IC12 TA7368F S5 Re
44. CABINET PARTS MAIN UNIT ORDER NO 6450001680 6450002250 HSJ1122010010 HSJ1456 010320 7210003061 2260002840 2250000490 SKHLLFA010 8510016580 8510016770 2775 shield plate 2776 earth plate 7700002540 SKP 4538 CHASSIS PARTS ORDER NO 2260002870 5 243 13 2510001060 KO36NA500 47 8900009640 8900009640 OPC 963 OPC 963 6910015910 6910015860 8010019690 8210020920 8210020550 8930063350 8610011930 8610012130 8930063330 8930063330 8930063060 8930063400 8930063410 8930063410 8930043760 8930059360 8930063390 8830001720 8810009220 8810009560 8810009510 8810009510 8810009510 8810010160 8930051290 8930042350 8930056540 8830001700 8830001700 8830001740 2775 chassis 2775 front panel 2721 rear panel 2775 lens Knob N 318 Knob N 323 2775 B main seal 2775 A main seal 2775 side plate 2775 B top plate 2775 A top plate 1923 mic seal 2775 release plate 2721 antenna nut Scerw M2 x 6 ZK 2251 opt sheet 1922 mic sheet Spring AH VR nut Q VR nut Q VR nut S Screw abbreviations DESCRIPTION TP76NOON 15F A103 2251A TP70TF5163 15 9F 2775 DESCRIPTION Antenna connector 104 IMSA 6277S 02A G 2721 terminal rubber 2600 release button Scerw BO 2 x 8 ZK BT Scerw M2 x 4 NI ZU BT Scerw M2 x 4 NI ZU BT Scerw M2 x 4 NI ZU BT Scerw x 5 SUS ZK 2245 F25S only 2245 F25S only 2245 F25S only F24 F25
45. CER ECJOEC1H050B B 56 3 39 7 C322 4030016950 S CER ECJOEB1A473K 93 9 13 9 C206 4030017590 S CER ECJOEC1H070C B 559413 C323 4030016950 5 ECJOEB1A473K 876 9 7 US2S F24S USA 02 GE2S F24S GEN 02 EU2S F25S 02 S Surface mount M Mounted side T Mounted on the Top side B Mounted on the Bottom side US3S F24S USA 03 GE3S F24S GEN 03 6 4 MAIN UNIT ORDER NO DESCRIPTION H V LOCATION 4030017420 4550006250 4510006940 4030017420 4030018860 4030016930 4030016930 4030016930 4030017630 4030017580 4030017640 4030016930 4030016930 4030016790 4030016930 4030016930 4030017460 4030017460 4030018080 4030018910 4030017400 6510021900 6450001680 6450002250 6510018430 6510021900 5210000830 5040002670 7700002540 2260002840 2260002800 2260002800 2250000490 6910015370 0910057942 6910015370 ORDER NO S CER S TAN S ELE S CER S CER S CER S CER S CER S CER S CER S CER S CER S CER S CER S CER S CER S CER S CER S CER S CER S CER ECJ0EC1H470J TEESVA 1A 106M8L EEVFC0J101P ECJOEC1H470J ECJOEBOJ105K ECJOEB1A104K ECJOEB1A104K ECJOEB1A104K ECJOEC1H120J ECJOEC1H060C ECJOEC1H150J ECJOEB1A104K ECJOEB1A104K ECJOEB1C103K ECJOEB1A104K ECJOEB1A104K ECJOEB1E102K ECJOEB1E102K ECJOEB1H182K C1608 JB 0J 475K T ECJOEC1H220J S CNR CNR CNR BMO2B ASRS TF 5 1122 010010 5 1456 010320 S CNR AXN330C038P S CN
46. GE3S 6200005670 S COL 12NG F Others 6200005680 S COL 15NG F 68 8 33 1 093 GE3 US3S 6635 6200005690 S COL ELJRE 18NG F Others 6200007880 S COL ELJRF 33NJF2 33 6200007900 S COL 22NJF2 22 6200002850 S COL 252018T R82J 6200008490 S COL 0 20 0 9 3 7 5N 6200008510 S COL 0 30 0 9 4 10 5N 6200004950 S COL NL 252018T 1 R8J 6200004950 S COL NL 252018T 1 R8J 6200004660 S COL MLF1608A 1R8K T 6200007880 S COL ELJRF 33NJF2 33 6200007910 S COL ELJRF 18NJF2 18 6200004480 S COL MLF1608D R82K T 6200003540 S COL MLF1608D R22K T 6200005710 S COL 27NG F 6200002850 S COL NL 252018T R82J 6200007880 S COL ELJRF 33NJF2 33 6200004950 S COL NL 252018T 1 R8J 6200004950 S COL NL 252018T 1 R8J 6200008700 S COL 0 30 0 9 6 17 5N 6 6 5 9 16 11 6 gt 1560000840 25 1829 TE85R 1580000730 3SK293 TE85L 1580000760 3SK299 T1 U73 1530002600 2SC4215 O TE85R 1530000371 25 3356 1 5 R25 1590003230 UNR9113J TX 1560001230 RD07MVS1 1560001240 RD01MUS1 1530003310 2SC5107 O TE85R 1530003310 2SC5107 O TE85R 1530003310 2SC5107 O TE85R 1530003310 2SC5107 O TE85R 1530002920 2SC4226 T1 R25 1530002920 2SC4226 T1 R25 1590001400 XP1214 TX 1590003290 UNR9213J TX 1530002850 2SC4116 BL TE85R 1560000540 2SK880 Y TE85R 1530002850 2SC4116 BL TE85R 1510000920 2SA1577 T106 Q 1510000920 2SA1577 T106 Q 1520000460 2SB
47. Hz SETTING CONDITION SETTING CONDITION 082 EU2 GE2 US3 GE3 400 000 450 000 Set TX power to Low1 470 000 FREQUENCY MHz 052 EU2 GE2 520 000 053 Set power Low1 SETTING CONDITION 400 000 450 000 Set TX power to High 400 000 450 000 Set TX power to Low2 400 000 4 FM DEVIATION FREQUENCY MHz 450 000 052 02 GE2 053 Set TX power to Low1 SETTING CONDITION 435 000 485 000 Set TX power to Low1 Set IF bandwidth to Narrow Set TX power to Low1 Set IF bandwidth to Wide Middle Middle EUR only 435 000 485 000 Set TX power to Low1 Set DTCS code to 007 Set IF bandwidth to Narrow 435 000 485 000 6 CTCSS DTCS DEVIATION FREQUENCY MHz Set TX power to Low1 Set DTCS code to 007 Set IF bandwidth to Wide Middle Middle EUR only 052 02 SETTING CONDITION 435 000 485 000 7 RX SENSITIVITY 8 SQUELCH LEVEL FREQUENCY MHz Set TX power to Low1 Set IF bandwidth to Wide Set CTCSS to 151 4Hz US2 EU2 GE2 US3 GE3 SETTING CONDITION 400 000 450 000 Set IF bandwidth to Wide AC millivoltmeter To MIC Audio generator Standard signal generator io the antenna Connect
48. ON CONNECTOR UNR911HJ HSJ1122 010010 Q28 UNR911HJ IC8 IC6 M62363FP NJM13403 DET PTT 6 DET CTCSS DTCS LPF PTT PTTI OPTION CONNECTOR PTT PTTI OPTION CONNECTOR 2 R226 TA7368F TP76NOON HSJ1456 010320 S 1C5 NJM12902 SENCO 3 gt LPF Q30 2SA2048 Q31 XP6501 PWR CTCSS DTCS DEC CTRL IC7 NJM12904 NJM12902 BM02B ASRS TF DET TEMP gt Q29 UNR9210J R131 3 ERTJ0EP473J D26 RB876W CLONE BUFF IC5 NJM12902 LPF 2 2 IC5 Q21 NJM12902 CPU 2SA1577 ERBFE3R00U OPTION IC13 HD6433687A91FP Q23 2SB1132 Q24 XP6501 22 25 UNR9113J 2541577 BT1 I BATTERY_1 027 54 UNR9213J TP70TF5163 BEG Rec 14 AXN330C038 BEEPO DUSE FIL CH 4 Sw SELECT gt Voltage line sy lt Contorol line 5 HV REG q4 Common line qu TX line RX line DATA lime IC15 IC14 BR24L16FV BD5242 IC9 RESET NJM2870 CPUS X3 CR 764 19 6608 MHz RLED bi SHIFT II I LED SW TLED CTRL D28 MA2S077 Q32 XP4216
49. R BM02B ASRS TF 0525 0535 EU2S GE2S GE3S only S FUS S ED CL 165HR YG MIC SKP 4538 SW S SW S SW ECR SKHLLFA010 SW 167 SKQTLAE010 SW 167 SKQTLAEO10 TP70TF5163 15 9F 2775 052 053 EU2 822 33 only ACZ1005Y 102 T 61618 ACZ1005Y 102 T DESCRIPTION D D D Q E 40 85 13 7 90 6 17 2 87 8 8 9 76 8 39 9 57 2 21 1 5 9 17 2 9 3 12 5 5 9 10 1 18 3 4 2 5 6 4 2 7 6 9 1 11 11 2 11 10 1 8 8 6 5 6 10 21 3 14 9 59 4 43 4 14 2 24 4 42 9 22 7 35 3 20 6 79 25 5 86 6 6 8 11 8 30 6 50 4 11 7 98 14 5 102 8 12 4 99 4 44 2 60 9 44 2 57 29 9 34 7 32 H V LOCATION 6910015910 6910015860 2260002870 2510001060 8900009640 8900009640 ORDER NO CNR CNR ANT CONNECTOR 104 IMSA 6277S 02A G sw AS 243 A13 0525 0535 EU2S GE2S GE3S only SP 036 500 47 CBL OPC 963 CBL OPC 963 0525 0535 EU2S GE2S GE3S only DESCRIPTION HN LOCATION 6200008240 4030017600 0910057920 0 30 0 9 5TL 14N ECJOEC1H080C B 6210 CONNECT UNIT ORDER NO DESCRIPTION 7 22 5 5 8 15 3 HN LOCATION 4030017460 4030016930 6910016390 0910057930 ECJOEB1E102K ECJOEB1A104K IMSA 9230B 1 02Z145 PT1 B 6160 18 3 15 3 9 3 15 3 S Surface mount 6 5 SECTION 7 MECHANICAL PARTS AND DISASSEMBLY 7 1
50. RANSMIT AMPLIFIER CIRCUITS Transmit amplifiers amplify the TX VCO oscillating signal to transmit power level The modulated RF signal from the TX VCO circuit passes through the T R switch D14 and is amplified at the YGR Q9 pre drive Q5 drive Q8 and power Q7 amplifiers to obtain 4 W max of RF power at 7 2 V DC The amplified signal passes through the low pass filter L4 C11 C13 C16 antenna switch D2 the low pass filter L1 L3 C2 C5 C175 C176 and power detector D1 030 then applied to the antenna connector CHASSIS unit J1 APC CIRCUITS VCCO T 4 2 4 APC CIRCUITS The bias current of the drive Q8 and power Q7 amplifiers are controlled by the APC circuit The APC circuit IC2 D1 D30 protects drive and power amplifiers from the reflected signal and selects output power of HIGH LOW2 or LOW1 The power detector D1 detects transmit output power and converts it into DC voltage The DC voltage is at a mini mum level when the antenna impedance is matched to 50 Q and increased when mismatched The detected voltage is applied to the differential amplifier IC2 pin 3 and the T2 signal from the D A converter IC8 pin 23 controlled by the CPU IC13 is applied to pin 1 for reference When antenna impedance is mismatched the detected voltage exceeds the power setting voltage Then the output voltage of the differential amplifier IC2 pin 4 controls the input current of the d
51. S CER 1 0408 T 55 7 35 7 C213 4030017460 5 ECJOEB1E102K 31 5 27 8 093 663 0835 GE3S C221 4030016930 5 ECJOEB1A104K T 323 316 4030017630 5 ECJOEC1H120J Others C222 4030016930 5 ECJOEB1A104K T 19 2 34 C116 4030016790 S CER ECJOEB1C103K T 56 5 37 9 C223 4030016930 5 ECJOEB1A104K B 29 7 9 C117 4030017730 S CER ECJOEB1E471K T 56 5 36 9 C224 4030016930 5 ECJOEB1A104K 40 9 29 1 C118 4030017530 S CER ECJOEC1HORSB T 56 1 33 9 225 4030017460 S CER ECJOEB1E102K B 83116 C119 4030017460 S CER ECJOEB1E102K T 56 6 31 6 C226 4550005980 TEESVA 1 475M8L 81 2 13 5 120 4030017730 S CER 1 471 57 5 28 7 C227 4030016790 S CER ECJOEB1C103K B 86 9 13 121 4030017380 S CER 1 0508 T 52 6 30 C228 4510004630 S ELE ECEV1CA100SR B 89 4 15 7 US3 GE3 0535 GE3S C229 4030017460 SSCER ECJOEB1E102K 85 8 17 8 4030017630 S CER ECJOEC1H120J Others C230 4030016930 SSCER 1 104 85 8 16 8 C122 4030017570 S CER 1 0408 T 53 1 28 6 C231 4030016790 S CER ECJOEB1C103K q 74 13 3 093 US3S GE3S C232 4030016930 S CER ECJOEB1A104K 7623 3 4030017620 S CER ECJOEC1H100C Others C233 4030016790 S CER ECJOEB1C103K T 245 03 C123 4030017390 S CER ECJOEC1H180J T 52 6 31 C234 4030017460 5 ECJOEB1E102K 1 24 2 27 8 052 EU2 GE2 0928
52. UIT The antenna switching circuit functions as a low pass filter while receiving and a resonator circuit while transmitting This circuit does not allow transmit signals to enter the receiver circuits Received signals enter the antenna connector CHASSIS J1 and pass through the low pass filter L1 12 145 1 6 C175 The filtered signals are passed through the 1 4 type antenna switching circuit D2 D5 L5 and then applied to the RF circuit 4 1 2 RF CIRCUIT The RF circuit amplifies signals within the range of fre quency coverage and filters out of band signals The signals from the antenna switching circuit pass through the bandpass filter D3 D4 D7 D8 L7 L8 C21 C23 C24 The filtered signals are amplified at the RF amplifier Q2 and then passed through the another bandpass filter D9 D10 C39 C40 C45 to suppress unwanted signals The filtered signals are applied to the 1st mixer circuit D3 04 07 010 employ varactor diodes that are con trolled by the CPU via the D A converter IC8 to track the bandpass filter These varactor diodes tune the center frequency of an RF passband for wide bandwidth receiving and good image response rejection 4 1 3 1ST MIXER AND 1ST IF CIRCUITS The 1st mixer circuit converts the received signal into fixed frequency of the ist IF signal with the PLL output fre quency By changing the PLL frequency only the desired frequency passes through a crystal filter at the next stag
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54. cies TX power CTCSS frequency DTCS code and IF bandwidth see ADJUSTMENT CONFIGULATION on the next page into the transceiver using with the CS F14 CLONING SOFTWARE before starting SOFTWARE ADJUSTMENTS Otherwise the transceiver can not be adjusted CAUTION BACK UP the originally programmed memory data in the transceiver before programming the adjustment frequencies When program the adjustment frequencies into the transceiver the transceiver s memory data will be overwritten and lose original memory data at the same time CABLE Standard signal generator SSG Frequency range Output level 100 600 MHz 0 1 HV 32 mV 127 to 17 dBm As open circuit DC voltmeter Input impedance 50 kQ V DC or better Oscilloscope Frequency range Measuring range DC 20 MHz 0 01 20 V millivoltmeter Measuring range 10 mV 10 V STARTING SOFTWARE ADJUSTMENT 1 Connect IC F24 F25 S and PC with OPC 478 U and JIG CABLE 2 Turn the transceiver power ON 3 Boot up Windows and click the program group CS F14 ADJ in the Programs folder of the Start menu then CS F14 ADJ s window appears 4 Click Connect on the CS F14 s window then appears IC F14 s up to date condition 5 Set or modify adjustment data as desired Microsoft and Windows are registered trademarks of Microsoft Corporation in the U S A and other countries GND
55. d applied to the quadrature detector section IC1 pins 10 11 to demodulate the 2nd IF signal into AF signals The demodulated AF signals are output from pin 9 IC1 as DET signal and are then applied to the AF circuit Noise 2nd IF filter x2 353012 C19 15 3 MHz Fl2 45 9 MHz 2 2 Noise Active AMP filter Limiter SQLC signal from the AMP D A converter IC FM IC8 pin 2 detector To D A converter IC IC8 pin 1 4 signal to the circuit I detector Mixer Y Noise comparator TA31136FN 13 L16 4st IF signal from the IF amplifier 04 NOIS signal to the CPU IC13 53 4 1 5 AF AMPLIFIER CIRCUIT The AF amplifier circuit amplifies the demodulated AF sig nals to drive a speaker The AF signals from the FM IF IC pin 9 pass through the high pass filter IC6 pins 3 and 1 to suppress unwant ed harmonic components The signals pass through the RX mute switch Q34 which is controlled by RMUT sig nal from the CPU IC13 pin 56 and are then applied to another high pass filter IC6 pins 13 and 14 The filtered signals pass through the low pass filter IC6 pins 6 and 7 via the analog switch IC10 pins 1 and 2 The signals are applied to the analog switch IC10 pin 10 again and are then applied to the AF power amplifier IC12 pin 4
56. e of the 1st mixer 2ND IF AND DEMODULATOR CIRCUITS The RF signals from the bandpass filter are mixed with the 151 LO signals where come from the RX VCO circuit via the L12 138 C49 C304 C305 at the 1st mixer cuit Q3 to produce 46 35 MHz 1st IF signal The 1st IF signal is passed through a monolithic filter in order to obtain selection capability and to pass only the desired sig nal The filtered signal is applied to the 2nd IF circuit after being amplified at the 1st IF amplifier Q4 4 1 4 2ND IF AND DEMODULATOR CIRCUITS The 2nd mixer circuit converts the 1st IF signal into a 2nd IF signal The double conversion superheterodyne system which converts receive signals twice improves the image rejection ratio and obtains stable receiver 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 mixed with the 2nd LO signal to be converted into a 450 kHz 2nd IF signal The FM IF IC IC1 contains the 2nd mixer 2nd local oscil lator limiter amplifier quadrature detector active filter and noise amplifier circuits The 2nd LO signal 45 9 MHz is produced at the PLL circuit by tripling it s reference fre quency 15 3 MHz The 2nd IF signal from the 2nd mixer IC1 pin 3 passes through the ceramic filter 2 to remove unwanted het erodyned frequencies It is then amplified at the limiter amplifier section IC1 pin 5 an
57. e 1C4 53 Jene 88 Jas 88 J ls s oF oF MB15A02PFV 1 gt 7 T 3 Cio UH 9m 0 001 006064221500 m Ji j it 1 BBL Pn I ox 2 M 55 R3 81 jc 881 5 4 TOS Is nee 88 ml MI 2818 S 28723 J 5 qs 18 153 SsT e m 5 GNDH2 C58 R33 46 350 MHz Rx 8 9 z 508 587 Re 1 3 0 a8 8 R OF 019 VCC N DE T gt i E z Rit S b 5S I 80 100 k 5 5 v3 Os 100k LSS 5 T S aS n o5 3898 5 88 10k 188 RF AMP 2 89 851 I vec 5V 5V 3 IC7 NJM12904V 9 1 IC8 Yo 55 4 ly 4G la A 88 M62363FP 650C ig v 195 ve 185 v 195 1 um gie r H VUE 4 VIM7 2 L 6 19 8 BEL 18 5 VDAREF a 2 gt 5 801 l 185 2 1818 8 8 2 VIM3 W r a o s 10 15 e n 9 9 5 J4 VOUT3 VOUT6 c49 21 8 ST 233 AXN330C038 8150 0256 AS gx UNR9113J 9 4 9 IC7 V 85 siGNaL NJM12904V 858 285 12 lt XE 2 4 289 e 10 SKP 4538 F aw lt s 279 R173 we m o g PLSW D R157 R154 R153 47 2 A 796 E 22k 22k 22k NMI 2 muse 83 x5 NC m si R280 10k 20 55 Bits othe a IC14 TEMP 1 PTO SCK3 2
58. e AF sig nals even when noise squelch is open A portion of the DET signals from the FM IF IC IC1 pin 9 passes through the low pass filter IC7 pins 5 and 7 to remove AF voice signals and are then applied to the amplifier IC7 pin 3 The amplified signals are applied to the CTCSS or DTCS decoder inside of the CPU IC13 pin 60 as the CDEC signal The CPU outputs AF mute con trol signal from pin 56 and is then applied to the RX mute switch Q34 and analog switch IC10 pins 12 and 13 to control AF signals muting as signal 4 2 TRANSMITTER CIRCUITS 4 2 1 MICROPHONE AMPLIFIER CIRCUIT The microphone amplifier circuit amplifies audio signals within 6 dB octave pre emphasis characteristics from the microphone to a level needed for the modulation circuit The AF signals from the microphone are passed through the microphone mute switch Q35 and are then applied to the amplifier IC6 pins 9 and 8 via the high pass filter IC6 pins 13 and 14 The amplified signals are applied to the analog switch 10 pin 4 and outputs from pin 3 The signals pass through the low pass filter IC6 pins 6 and 7 then applied to the analog switch IC10 pin 9 again and output from pin 8 The signals are applied to the D A converter IC8 pin 4 The converted signals output from pin 3 and applied to the modulation circuit D18 as MOD signal
59. enca 2k 08 ul SK 8 tt I no 850 188400 gt gt L gt R212 a 1 5 R215 13 C5 88 95 M aul 68 A NJM12902V 58 TSS NJM12902V Elex 1 a 99 55 522 89 ERBFE3ROOU sl Mus Pa 199 9 1 2 VCC 58 geo md 158 lt lt BOARD R226 TP76N00N 15F A103 2251A 11 1 Inc 1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan Phone 81 06 6793 5302 Fax 81 06 6793 0013 URL http www icom co jp world index html Icom America Inc lt Corporate Headquarters gt 2380 116th Avenue N E Bellevue WA 98004 U S A Phone 1 425 454 8155 Fax 1 425 454 1509 URL http www icomamerica com E mail sales icomamerica com Customer Service Phone 1 425 454 7619 Icom Canada Glenwood Centre 8150 6165 Highway 17 Delta B C VAK 5B8 Canada Phone 1 604 952 4266 Fax 41 604 952 0090 URL http www icomcanada com E mail info icomcanada com Icom Australia Pty Ltd A B N 88 006 092 575 290 294 Albert Street Brunswick Victoria 3056 Australia Phone 61 03 9387 0666 Fax 61 03 9387 0022 URL http www icom net au E mail sales icom net au Icom New Zealand 146A Harris Road East Tamaki Auckland New Zealand Phone 64 09 274 4062 URL http www icom co nz E mail inquiries 9 icom co nz Fax 464 09 274 4708 Beijing Icom Ltd 1305 Wanshang Plaz
60. equirement 7 2 V DC nominal negative ground e Current drain at 7 2 V DC approx RECEIVING TRANSMITTING Stand by High at 4 W Low at 1 W 75 mA 300 mA 1 6A 0 8A Dimensions projections not included Weight Including BP 231 TRANSMITTER Output power at 7 2 V DC Modulation Maximum permissible deviation 58 W x120 H x38 D mm 2332 W x423 32 H x1 in Approximately 260 g 93 16 oz 4 W Variable reactance frequency modulation 5 0 kHz Wide 4 0 kHz Middle 2 5 kHz Narrow Frequency error 2 5 ppm Spurious emissions 70 dB min USA GEN 0 25 uW x1 GHz 1 0 gt 1 GHz EUR Adjacent channel power Audio harmonic distortion Hum and Noise USA GEN without CCITT filter Residual modulation EUR only with CCITT filter Limiting charact of modulator Microphone impedance RECEIVER Receive system Intermediate frequencies Sensitivity Squelch sensitivity at threshold Adjacent channel selectivity Spurious response e Intermodulation rejection ratio Hum and Noise USA GEN only without CCITT filter Hum and Noise EUR only with CCITT filter Audio output power Output impedance Audio 40 dB min 45 dB typical 70 dB min 75 dB typical for Wide 70 dB min 73 dB typical for Middle 60 dB min 68 dB typical for Narrow 3 typical 1 kHz 40 deviation 40 dB min
61. g CH CH11 CH1 Connect a standard signal generator to the antenna connector and set as Frequency 400 000 MHz 052 EU2 GE2 450 000 MHz 053 GE3 20 dBy 87dBm 1 kHz 3 5 kHz Level Modulation Deviation Receiving Connect the SINAD meter with an 8 load to the SP jack through the JIG cable Minimum distortion level CONVENIENT RX SENSITIVITY can be adjusted automatically Select ALL item on the CS F14 ADu s screen and push ENTER key Operating CH CH11 CH1 Connect an SSG to the antenna connector and set as Frequency 400 000 MHz US2 EU2 GE2 450 000 MHz 053 GE3 14 121dBm 1 kHz 3 5 kHz Level Modulation Deviation e Receiving For F24S F25S adjustment Side pannel Connect a speaker to the SP jack through the JIG cable Set SQL level to close squelch Then set SQL level at the point where the audio signals just appears SECTION 6 PARTS LIST MAIN UNIT MAIN UNIT ORDER H V ORDER H V NO DESCRIPTION LOCATION NO DESCRIPTION LOCATION 51 8 19 68 9 21 38 3 35 7 29 7 11 6 15 9 34 6 29 2 34 6 40 3 15 2 84 2 14 2 22 9 34 6 89 3 13 2 12 5 14 3 z 6070000190 S DCR CDBCB450KCAY24 R0 54 4 20 6050011940 S XTL 783 15 3 MHz 36 9 28 9 6050011720 S XTL CR 764 19 6608 MHz 12 5 9 1110003200 TA31136FN EL 1130008560 TC75S51F TE85L
62. gt 2260002840 Switch SKHLLFAO10 IC F24 Main unit 5 pieces 8930063350 Lens 2775 Lens IC F24 Chassis 10 pieces Addresses are provided on the inside back cover for your convenience REPAIR NOTES Make sure the problem is internal before disassembling the transceiver DO NOT open the transceiver until the transceiver is disconnected from its power source DO NOT force any of the variable components Turn them slowly and smoothly DO NOT short any circuits or electronic parts An insulated turning tool MUST be used for all adjustments DO NOT keep power ON for a long time when the transceiver is defective DO NOT transmit power into a signal generator or a sweep generator ALWAYS connect a 30 dB to 40 dB attenuator between the transceiver and a deviation meter or spectrum analyzer when using such test equipment 8 READ the instructions of test equipment thoroughly before connecting equipment to the transceiver Icom Icom Inc ICOM and are registered trademarks of Icom Incorporated Japan in the United States the United Kingdom Germany France Spain Russia and or other countries SECTION SECTION SECTION SECTION SECTION SECTION SECTION SECTION SECTION SECTION SECTION 4 1 4 2 4 3 4 4 4 5 4 6 5 1 5 2 5 3 9 9 1 9 2 9 3 10 11 11 4 TABLE OF CONTENTS SPECIFICATIONS INSIDE VIEWS DISASSEMBLY INSTRUCTIONS CIRCUIT DESCRIPITON RECEIVER CIRCUITS
63. gulator Q23 2SB1132 Q24 XP6501 Q25 UNR9113J T5 Regulator Q21 2SA1577 APC amplifier IC2 TC75S51F VCO circuit D A converter IC8 M62363FP PLL IC IC4 MB15A02 Q22 2SA1577 CPU IC13 HD6433687A91FP SECTION3 DISASSEMBLY INSTRUCTIONS REMOVING THE CHASSIS UNIT CD Unscrew 1 nut and remove 2 knobs B 2 Unscrew 2 screws 6 3 Take off the chassis unit in the direction of the arrow 4 Unplug the connector from the chassis unit 24 25 only e REMOVING THE MAIN UNIT IC F24 F25 REMOVING THE MAIN UNIT IC F24S F25S Unscrew 2 nuts and remove the top plate 8 D Remove the switch connector 2 Unsolder 1 point H and remove the earth plate 2 Unsolder 2 nuts and remove the top plate 3 Unsolder 5 points D and remove the shield cover Unsolder 1 point B and remove the earth plate 4 Unscrew 2 screws K and remove the side plate D 4 Unsolder 5 points 2 and remove the shield cover 5 Unscrew 7 screws 5 Unscrew 2 screws K and remove the side plate D 6 Unsolder 4 points N and take off the main unit in the 6 Unscrew 7 screws M direction of the arrow 7 Unsolder 4 points and take off the main unit in the direction of the arrow Shield cover Earth plate Shield cover Earth plate SECTION 4 CIRCUIT DESCRIPTION 4 1 RECEIVER CIRCUITS 4 1 1 ANTENNA SWITCHING CIRC
64. ignals I O port for data signals from to the EEPROM IC15 5 Outputs clock signal to the EEPROM IC15 pin 6 Input port for unlock signal from PLL IC Outputs strobe signals to the PLL IC IC4 pin 11 Output input port for wide narrow control signal Outputs strobe signals to the D A convertor IC8 pin 6 e Input port for the connecting battery type detect signal Outputs power save control signal Outputs T5 regurator control signal Low While transmitting Outputs R5 regurator control signal Low While receivinging Pin number Description 42 Outputs receiving LED control signal 43 Outputs transmitting LED control signal 44 45 46 ports for option unit 47 Input port for the PTT switch detection signal Low While the PTT switch is pushed 48 Serial Bus inputport 49 Input port for the cloning data signal 50 Outputs the cloning data signal 53 Input port for the noise signal from the FM IF IC MAIN unit pin 13 54 Input port for option unit detection 55 Outputs chip select signal 56 Outputs transmit mute signal 57 Input port for AF mute signal from the RX circuit 58 Outputs MIC mute signal 59 Inputs key signal from remote mic 60 Input port for CTCSS DTCS signal from the amplifier IC5 pin 8 61
65. nges from that of the reference frequency causing a lock voltage change to compensate for the drift in the oscillated frequency PLL CIRCUITS 19 Buffer Q18 LVIN signal to the CPU IC13 pin 64 Loop filter 4 3 2 VCO CIRCUITS The VCO circuit contains a separate RX VCO Q14 D16 D22 and TX VCO Q13 D17 D21 The oscillated signal is amplified at the buffer amplifiers Q10 Q12 and is then applied to the T R switch D14 for TX D15 for RX Then the receive 1st LO RX signal is applied to the 1st mixer circuit Q3 and the transmit TX signal to the pre drive amplifier Q9 A portion of the signal from the buffer amplifier Q12 is fed back to the PLL IC 124 8 via the buffer amplifier Q11 and low pass filter L32 C206 C208 as the comparison signal D15 ini q4 to 1st mixer circuit Buff I ircui a bg I to transmitter circuit Buffer Q11 LPF IC4 MB15A02 detector pump i 5 Phase Charge Programm 8 able counter Prescaler a 9 45 9 MHz 2nd LO Programmable divider 5 110 CLOCK 1411 DATA M PLST Shift register signal to the FM IF IC Tripler 1 2 lt Q19 es 1 E T 15 3 MHz 4 4 OTHER CIRCUITS 4 6 PORT ALLOCATION LED CONTROL CIRCUITS 4 6 1 D A CONVERTER IC IC8 The LED control circ
66. or 0 1 uV to 32 mV 127 dBm to 17 dBm OPC 478 RS 232C type CAUTION DO NOT transmit while an SSG is connected to the antenna connector BE os gt ES gt Attenuator 255 Sa deviation meter 20 dB 30 dB RF power meter 0 1 10 W 50 Q To SP Frequency connector counter SINAD meter To SP JIG cable see page 5 1 Speaker 8 IC F24 F25 S JIG CABLE SP GND 3 conductor 3 5 4 mm plug JIG cable CLE OPC 478 U To IC F24 F25 S SP jack CLONE PC 5 EXAMPLE GS F14 ADJ Rev 1 0 File Option COM 1 CLOSE 1 Connect Reload F5 Disp D D A VIN 210 02 8 247 Tl 68 44h 1 337 TEMPS 183 B7h 29 00 C TZ POW 58 34h 1 14V IN 63 3Fh 1 24V REF 145 91h 2 84V sD 2 65 41h 1 277 MOD BAL 0 00 0 00 Dev O 00h 0 007 CTCSS 0 00 0 007 SQL Lev 0 00h 0 00 LVA 1 54 36h 1 06V 136 100000 x lt RF Power High Mode Wide Power Hi 133 2 Power a 80 1 11 80 1 1 I BAL 82 1 w pa Ratio 128
67. rive Q8 and power Q7 amplifiers to reduce the output power T5V RF signal from Buffer AMP TMUT O 1 Q7 Power ANT gt AME iE Sw si to ANT D2 D5 4 3 PLL CIRCUITS 4 3 1 PLL CIRCUIT A P LL circuit provides stable oscillation for the transmit fre quency and the receive 1st LO frequency The PLL output compares the phase of the divided VCO frequency to the reference frequency The PLL output frequency is controlled by the divided ratio N data of a programmable divider The PLL circuit contains the TX RX VCO circuits TX Q13 D17 D18 D21 RX Q14 D16 D22 The oscillated signal is amplified at the buffer amplifiers Q11 Q12 and then applied to the PLL IC IC4 pin 8 after being passed through the low pass filter L32 C206 C208 The PLL IC IC4 contains a prescaler programmable counter programmable divider and phase detector charge pump etc The entered signal is divided at the prescaler and programmable counter section by the N data ratio from the CPU The divided signal is detected on phase at the phase detector using the reference frequency The phase detected signal is applied to the charge pump to be converted into the DC voltage and output from pin 5 After passes through the loop filter C130 C138 C146 C147 R95 R97 the DC voltage is applied to the TX RX VCO as the lock voltage If the oscillated signal drifts its phase cha
68. s C 3 9 158 5 NKJ oS gt BAL 188 85 s 2SC4116 BL gt d H NI 28 C211 6 8 k 55 5 I ud x2 8 cet sz 1018 14 58 s 85 Lox J R103 _ 783 REF 25 35 9 27 C126 6 880 L3 82 REF 446 icon 159 158 2 159 I i zaal 12P E 25 4226 825 0 285 4 S BETA 04 09 2TL 159307 CN 57 5 ES 3 0 8104 2 3 d 50 2865 log GND OUT Tez me 185 F as e 140 18 d ee 85 JOS 15 158 RB 082 uH 55 S E g 09 2 was 58 280 ox K Ritz 9 28 5107 O 7 RD01MUS1 LVIN lt 152 8e 9 4 Q11 05 r 85 zs 1291 8 pH 1 v que us sal on amp 25C5107 0 25 56 R28 25 ly 7 5 nH ok gt 32 m no Lor W Q13 Q16 58155 Jos 58 bu a 054226 R25 UNR9213J 01 gt gel Be UNIK 8117 024 R93 897 ee 158 Sica L23 lt 25 1829 I e 7 48 SCK 4 MA2S111 ik z 43 m T59 0 82uH ze R124 o5 R 0 0 Bis Y 18 uH Je MP3 15 28 T5V 47k 45 T 0 0 50 C209 158 5 Bx 8 49 IST I 0 001 T z g ag 199 258 06 18 nH NS C161 10 ENTA UNR9113J bs Te I 85V lt 4 oo q 1 C79 0 22 16 Sz loo 150 e gal Lg
69. uit is composed of the CPU IC13 Pin LED driver Q32 and LED DS1 numbaf Description The CPU outputs RLED and TLED signals from the pins Outputs the modulation balance level 42 and 43 The signals are applied to the LED driver Q32 control signal The signal is applied pins 2 and 5 The driver outputs LED control signals to the to the reference frequency crystal LEDs DS1 oscillator X2 pin 1 Outputs the PLL lock voltage control signal The output signal is applied to the RX VCO Q14 D16 D22 and TX VCO Q13 D17 D21 Outputs the reference oscillator correcting voltage The voltage is applied to the reference frequency crystal oscillator X2 pin 1 CONDITION COLOR RECEIVING 2 5 TONE CODE ORANGE Lighting LOW BATTERY Nearly exhausted LOW BATTERY Almost exhausted CLONING ORANGE Blinking RECEIVING SQUELCH OPEN GREEN Lighting TRANSMITTING RED Lighting RED Blinks Slowly RED Blinks Fast Outputs the bandpass filter tuning signal The output signal is applied to the bandpass filters D3 D4 D7 D8 Outputs the bandpass filter tuning signal during receive The output signal is applied to the bandpass 4 5 POWER SUPPLY CIRCUIT filters D9 D10 Outputs the TX power control signal during transmit The output signal is applied to the APC amplifier IC2 pin 1 VOLTAGE LINE LINE DESCRIPTION The voltage from the connected battery

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