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Polaroid IC-V8000 User's Manual

1. MATRIX M 7 HD6433876B53H 2 Xi M CLONE CR 66 CPU BUFF DIAL Q4 DTC144EU Q5 DTC144TU D6 DA221 api SQL lt 4 C5V SD NOIS 4 lt COMMON p lcu SECTION 10 VOLTAGE DIAGRAM 10 1 LOGIC BOARD b MMZ1608Y102BT 2 zL lt EP2 MMZ1608Y102BT V IC3 MMZ1608Y102BT C42 C78 GND NJM12902V s b MICE lt 4 MMZ1608Y102BT 0 01 11 ai EET lt EP5 MMZ1608Y102BT R109 k u asa 6 MMZ1608Y102BT N P 44 Bes p MICUD 7 MMZ1608Y102BT NJM12902V 0 0056 NJM12902V b pEPeMMzieoeviogT C33 5 0 1 18k 3017 8821 TA75S393F 8091 M R35 C3 NJM12902V C11 C16 C20 C23 0 001 0 001 0 001 0 001 D3 d Oot C31 NA8 091 M B 2 TC4S66F 1 5 NI D gt S ______ __ crcss SD MA2S 111 LVIN BAND1 ae TEMP O PDET 5
2. PTT MICUD H MMUT ___ j j ___ IN y FEL E Lo m m m m 5 XIN m XOUT 8 9 C m 11 m SCKC 12 sc so t CC 19 m coron 1207 m EE CLIN CLOUT 5V PWRSW RESET BU4066BCFV PTT celo gt PWRON L DE Z a TEMP ale LO e gt Kep 1 1 2 2 PB4 AN4 PB5 AN5 PB6 AN6 VCG PE3 SEG52 CL1 PE2 SEG51 CL2 PE1 SEG50 DO PE0 SEG49 M PD7 SEG48 PD6 SEG47 PD5 SEG46 PD4 SEG45 PD3 SEG44 PD2 SEG43 PD1 SEG42 PD0 SEG41 P97 SEG40 P96 SEG39 P95 SEG38 P94 SEG37 P93 SEG36 P92 SEG35 P91 SEG34 P90 SEG33 P87 SEG32 MN P86 SEG31 P20 IRQ4 ADTRG P85 SEG30 P21 SCK1 P84 SEG29 P22 SI1 P83 SEG28 P23 SO1 HD6433876B53H P82 SEG27 P24 SCK3 P81 SEG26 P25 RXD P80 SEG25 P26 TXD P77 SEG24 P27 IRQO P76 SEG23 IRQ3 TMIF P75 SEG22 P16 IRQ2 P74 SEG21 P15 IRQ1 P73 SEG20 P14 P72 SEG19 P13 TMIG P71 SEG18 P12 TMOFH P70 SEG17 P11 TMOFL P67 SEG16 P10 TMOW 4 2 1 2 PAO COM1 P50 WKPO SEG1 P51 WKP1 SEG2 P52 WKP2 SEG3 P55 WKP5 SEG6 P56 WKP6 SEG7 P57 WK
3. L opDck 03 oon C31 NA8 091 M ot D2 MA2S111 C70 0 01 510 D SEC 2422C DS7 SEC 2422C DS4 SEC 2422C DS1 SEC 2422C 0 01 MICOUT HH pue SD 10k DS19 L1 0256TAM Y 958385858 cow 1 SOOO MOON I Me COO O cos 33 8 pn D22 D pu 2 i ccc E 5 gt 0516 gt BAND1 TEMP SMPSIUME SML 310MT em 2s ge PB S LO e 5 Ea see aa ee ee ae ae ee Needs 9 M Q1 HN58X2432TI MA2 5111 222222 qg9zongoiggig SEC 2422 25 4116 GR lt lt lt lt lt lt S 9 O O SEGS 2 DETO DTC144EU m 68 A m m 555000000000 SEGS 13 to the optional unit S S TXFREE IH RSS Go 231 iL s 16 2422 0514 0517 14 18 SML 310MT SML 310MT MONI ANM S10 97 5 40 7197 V je P95 SEG38 Ha SEGI 21 P94 SEG37 P93 SEG36 EIE IDE 23 pg2 SEG35 0 56615 N e 24 Peo SEG33 68 SEGIS M SEG
4. C46 C48 TT 0 0022 1 09 DTC144EU Q12 03 25 4116 53244 1217 C5 C7 10 C13 C15 47 P 0 001 0 001 0 001 0 001 47 P T J 10 4 10 2 MAIN UNIT 8V 14 25 1734 Q1 2 T 79V RT51 R 0 V 0 15 C69 Z R60 Q5 10 T 75V 33 25 4116 BL 133 234 T L24 EXC ELDR250 N EXC 2 2 k 124 C91 104 106 0 4 pHe 0 001 100 0 001 Q3 RIS 25 4116 BL Q8 a 7 8125 1127 0 33 1002 101 0 11320 R45 So15 0 001 5 T 6 8 V 25 41166 BL R7 C59 C64 Q17 NTCCM20124A G473JCT 0 001 0 1 2S C3356 72 lt R50 0 001 M 0 15 4 4 V 0 3 V ay P 0235 0 1 100 k A V 22k 27 2 1 vie R67 XP4601 A asi 10k 56nH 0 001 77 0 001 0 001 85 1 2 0 1 220k D2 D4 C20 K HVC375B HVC375B 47 P NS C34 R32 D7 0 5P 10 77 27 1 T HIGH 3 2 V R2 C13 CcR 659 C61 C65 R49 R153 T MID LOW 21V P DET LINE 1 10k 47k 68 P 8154 MID LOW 2 _DET_ DTC N 04 22 22 4 7 k 150 150 T LOW 1 9 V YY 25 4116 BL L R68 R 0V D3 C22 0 001 j ewe TP 0 00 220 0 001 100k HVC376B as 18P C20012C R10G c 1161 R83 C123 2 C125 R96 T 0 2V 0 001 33k 0 001 220 k R 2 8 V 0 001 uH
5. 604 952 4266 Fax 604 952 0090 URL http www icomcanada com Icom Australia Pty Ltd A B N 88 006 092 575 290 294 Albert Street Brunswick Victoria 3056 Australia Phone 03 9387 0666 Fax 03 9387 0022 URL http www icom net au Icom New Zealand 146A Harris Road East Tamaki Auckland New Zealand Phone 09 274 4062 Fax 09 274 4708 URL http www icom co nz Beijing Icom Ltd 1305 Wanshang Plaza Shijingshan Road Beijing China Phone 010 6866 6337 Fax 010 6866 3553 Icom Europe GmbH Communication Equipment Himmelgeister Str 100 D 40225 Dusseldorf 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 del Valles Barcelona SPAIN 93 590 2670 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 a Zac de la Plaine Rue Brindejonc des Moulinais BP 5804 31505 Toulouse Cedex France Phone 561 36 03 03 Fax 561 36 03 00 URL http www icom france com Asia Icom Inc 6F No 68 Sec 1 Cheng Teh Road Taipei Taiwan R O C Phone 02 2559 1899 Fax 02 2559 1874 Count us Icom Inc 5 1381512 1 1 1 32 547 0003 2002 Icom Inc
6. ATA S OOOO 0000 illustration is the HM 133V 0 BO BT Self tapping NI ZU Nickel Zinc ZK Black SUS Stainless 14 w C w M 14 GI C unit M P2 C M AIN un it UN IT abb revi iatio ns C CH AS S SERES L LO G IC BO AR D M MA IN UN IT 6 2 HM 133V CHASSIS PARTS MAIN UNIT REF NO ORDER NO DESCRIPTION REF NO ORDER NO DESCRIPTION n 8900010450 Cable OPC 153 MC1 7700002310 Microphone EM 140 8210018830 2539 Front panel 8210018890 2539 Front panel A 2539 Front panel B 2539 Rear panel Screw abbreviations BT Self tapping ZK Black 2539 PTT button 2539 LED lens SW rubber 2539 Keyboard 2539 Keyboard A 2539 Keyboard B Screw x 12 ZK BT 8810009560 Screw M2 x 6 ZK BT O D NDN MAIN unit HM 133V UNIT abbreviations CHASSIS PARTS M MAIN UNIT SECTION 7 SEMI CONDUCTOR INFORMATION e TRANSISTOR AND FET S e DIODES 2SA1576 R 2SA1734 2SA1586 GR 2581132 R 2582712 BL 155133 155355 DA221 DAN222 DSA3A1 Symbol FR Symbol LB Symbol S0 Symbol BARB Symbol LO Symbol Yellow line Symbol A Symbol K Symbol N Symbol yellow B B B B C C C C E E E E 25 3356 25 4116 25 4116 GR 25 4213 25 4226 R25 50
7. 7030003580 S RESISTOR ERJ3GEYJ 153 V 15 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 7030003560 S RESISTOR __ 103 V 10 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 7030003320 S RESISTOR ERJ3GEYJ 101 V 100 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 7030003690 S RESISTOR ERJ3GEYJ 124 V 120 7030003610 S RESISTOR ERJ3GEY 273 V 27 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 USA only 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 7030003580 S RESISTOR __ 153 V 15 7030003590 S RESISTOR ERJ3GEYJ 183 V 18 7210001870 VARIABLE EVU F2AF20 A14 10KA 7030003450 S RESISTOR ERJ3GEYJ 122 V 1 2 7030003660 S RESISTOR ERJ3GEYJ 683 V 68 4030006860 S CERAMIC C1608 JB 1H 102K T A 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 4030006860 S CERAMIC C1608 JB 1H 102K T A 7030003440 S RESISTOR 102 V 1 7030003590 S RESISTOR ERJ3GEYJ 183 V 18 S Surface mount 4030007090 4030006860 4030006900 4030006860 4030006860 4030006860 4030006860 4030006860 4030006860 4030006860 4030006900 4030006860 4030006860 4030006860 4030007090 4030007090 4510004630 4030011600 4030009880 4030008900 4030011600 4030006900 4030009970 4030006860 4030006860 4030011600
8. e SERVICE MANUAL VHF FM TRANSCEIVER Icom Inc INTRODUCTION This service manual describes the latest service information for the IC V8000 VHF FM TRANSCEIVER at the time of pub lication VERSION SYMBOL SUPPLIED MICROPHONE HM 118TN 7 1 5 2 2 USA 3 HM 118TAN To upgrade quality any electrical or mechanical parts and internal circuits are subject to change without notice or obligation ORDERING PARTS Be sure to include the following four points when ordering replacement parts 10 digit order numbers Component part number and name Equipment model name and unit name Quantity required SAMPLE ORDER gt 1110003200 516 TA31136FN IC V8000 MAIN UNIT 5 pieces 8810006050 Screw Icom screw E7 8000 Chassis 10 pieces Addresses are provided on the inside back cover for your convenience DANGER 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 100mW to the antenna connector This could damage the trans ceiver s front end REPAIR NOTES 1 Make sure a problem is internal before disassembling the transceiver 2 DO NOT open the transceiver until the transceiver is dis co
9. 1 e R79 B C79 570 C70 C67 C65 C61 i C e 08 e B E Cid deb ELSE 241 17 R26 C47 x C60 844 IC4 C R73 c 135 R136 gt SE E 5 S C224 R63 a 8137 gt C39 C45 15 Rid R13 24 9 9 62 S RS 157 E cm 55 2 X B FH Ri8 85 20 O 209 C R11 R9 H132 042 41 SECTION9 BLOCK DIAGRAM 8V V 1 2SC4116 SHIFT K vco 03 2884116 REG 05 2804116 Q8 DTA113ZU 2584226 IC1 LV2105V Q2 XP4601 D12 XB15A407 T8 SWHV HV HV D27 XB15A407 ANTENNA D6 MA77 Q18 Q20 Q23 D19 XB15A308 N D7 MA77 2SK3074 2SK3075 RD70HVF1 D16 HVU131TRF NV N N S M TX RX DRIVI PWR LPF LPF 6 Q11 2884406 SS MAS Q17 2SC3356 Q4 2SC4116 D3 HVC376B X1 CR 659 CTRL Q10 2SK1069 Q7 2SC4226 D5 HVC375B NJM12904V Q26 DTA144EU D14 MA742 D17 MA742 Q12 25 4406 D9 HVC350B D10 HVC350B D11 HVC350B IC4 TA31136FN EE IF DET IC 4 FL 310 2nd MIX IF AMP NOISE AMP FMDET lt RSSI SQLSW Q27 016 1 35 272 25 4406 N
10. 58 2432 DI3 to the optional unit TXFREE 510 AVSS TEST 2 EE MICOUT X1 6 XIN yes OSC1 5 93e LL reser 9 986 M ose ir AS M 9 SCKC P20 IRQ4 ADTR 4 lt 21 5 AXN330C130P FF se jas PIT 1 PIT P24 SCK3 P25 RXD IC4 PWRSW 18 S 80942ANMP DD6 L LEEL Pepas E 62 EVU F 2AF20A14 10 4 1204 NOIS 4 pasihan Men 011 _ 5 DIMO 22 2 5 P12 TMOFH M CTCSS C DICK LLL LI ccc DL to Main unit J2 BAFE p OPV1 gt ul 3j D TEMP 7 E 53244 1217 IC8 BU4094BCFV Qs PLLSTB 1 rT 50 4601 lt E g EXSTB to Main unit J1 I s O 4 R32 lt R34 12k gt 68k D CLONE T T T T CY U Y T T sa E MN J3 Q5 4 53244 1217 MM DTC144TU 564 cs C7 C13 15 C30 ll 47 0 001 0 001 0 001 0 001 47 7 f we 7 10 1 56 0022 57 ns 0 0027 C54 0 01 NJM12902V i
11. 75 76 HVU131TRF MA2S111 Symbol R22 Symbol LL Symbol LG Symbol AB Symbol R25 Symbol BO Symbol B8 Symbol B9 Symbol P1 Symbol A dtp n 25 4406 4 25 4684 LB 25 1069 4 25 3074 25 3075 MA2S728 MA742 MA77 MA8056M 8075 1 Symbol JT Symbol 2 7B2A Symbol FJ Symbol UW Symbol UB F Symbol B Symbol M1U Symbol 4B Symbol 5 6 Symbol 7 5 A 9 Sh 45 35 272 113 20 DTA114 EU DTA143 TUA DTA144 EU 8091 RD20E B2 XB15A308 XB15A407 __ lt _ K G2 E E E A DTB113 ZK DTC114 EU DTC143 ZU DTC144 EU DTC144 TU Symbol G11 Symbol 24 Symbol 123 Symbol 26 Symbol 06 B B B B B E E E E E RD70HVF1 XP4601 Symbol RD70HVF1 Symbol 5C D E1 5 6 B1 C2 G SECTION8 BOARD LAYOUTS 8 1 HM 133V e TOP VIEW e BOTTOM VIEW B5811B L3 dos HD3 E e B R29 JJ N 5 C12 1 nf X1 MC1 qam 1 57 co O R18 R19 tc amp 8 8 nee e 55 R 2 B E 21 R26 22 R23 4s H d fe 3 4 18 C22 J1 J1 to Logic board J1 1 8 2 LOGIC BOARD 71442 P SOS SE SESS 4 a 7 wr I Nese J1
12. LO c 2 O gt Fx 7 8 j ra lt 7 8 3 MAIN UNIT e TOP VIEW L L L D20 L48 L34 Q23 R164 C205 R98 C195 it 295 J mm Br C234 J6 C137 to Logic board SP1 a 8 9 128 Jl D21 123 END E e gt L D12 doi6 h L43 R28 32 C207 it al Bg SEED BB e 10 ei Q21 85 sni mi s y pg 7 B 70 L31 L32 a 3 008 K B5800B IN CHASSIS ur TD 2 MP16 1 J5 J1 to Chassis unit MF1 to Logic board J3 J2 to Logic board J2 PANO 1 2 0142 R131 128 C211 0209 0106 C140 193 0164 C182 ESS C87 IN I E R50 gt Es 0133 016 a 5 ec o LO R49 R121 C138 C128 dg 179 14 R105 2141 8119 C218 cm RI ra 222 BITI C164 JJ Dh 1577 5129 128 6 C153 BRIM R103 0149 C74 754 E E um B B57 Qh A T C109 Lod C273 5 022 a 122 R81 C88 L20 H169 H168 8 L zt C 0116 mg 028 22 ajma CA R72 x3
13. S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR ERJ12YJ101U 100 ERJ12RSJR15U ERJSGEY J 390 V 39 ERJSGEYJ 151 V 150 ERJSGEYJ 151 V 150 ERJSGEYJ 272 V 2 7 USA only ERJSGEYJ 473 V 47 USA only 473 V 47 USA only 333 V 33 273 V 27 MCR10EZHJ 56 560 MCR10EZHJ 56 560 ERJSGEYJ 104 V 100 ERJSGEYJ 103 V 10 ERJSGEYJ 104 V 100 ERJ3GEYJ 151 V 150 ERJ3GEYJ 390 V 39 ERJSGEYJ 151 V 150 ERJSGEYJ 102 V 1 USA only ERJSGEYJ 104 V 100 USA only 10 100 Q 47 kQ 1 kQ S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR ERJSGEYJ 103 V 101 V ERJSGEYJ 473 V ERJSGEYJ 102 V S TANTALUM ECST1VY334R S CERAMIC C1608 JB 1H 102K T A S ELECTROLYTIC ECEV1HA010SR S CERAMIC C1608 JB 1E 104 S CERAMIC C1608 JB 1H 103K T A S CERAMIC C1608 JB 1H 102K T A S CERAMIC C1608 JB 1H 102K T A S CERAMIC C1608 JB 1H 102K T A S ELECTROLYTIC ECEV1CA470SP 4030007110 4030006860 4030006860 4030006990 4030006860 4030007090 4030007090 4030007040 4030007070 45500061 70 4030006980 4030007010 4030006860 4030006980 4030006950 4
14. only 7030003630 S RESISTOR ERJSGEYJ 393 V 39 1750000520 S DIODE DAN222TL 7030003560 S RESISTOR 103 V 10 1750000520 S DIODE DAN222TL 7030003720 S RESISTOR 224 V 220 1790001250 S DIODE 25111 SEA only 7030003740 S GESISTOR 334 V 330 1790001250 S DIODE 25111 SEA only 7030003700 S GESISTOR ERJ3GEYJ 154 V 150 1790001240 S DIODE 25728 7030003660 S RESISTOR ERJ3GEYJ 683 V 68 7030003590 S RESISTOR ERJSGEYJ 183 V 18 7030003530 S RESISTOR 562 V 5 6 6050010870 S XTAL CR 663 9 200 MHz 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 7030003520 S RESISTOR ERJSGEYJ 472 V 4 7 7030003440 S RESISTOR ERJSGEYJ 102 V 1 7030004780 S RESISTOR ERJSGEYF 123 V 12 7030003690 S RESISTOR ERJ3GEYJ 124 V 120 7030009550 S RESISTOR ERJSEKF 1203 V 120 7030003440 S RESISTOR ERJSGEYJ 102 V 1 7030003560 S RESISTOR ERJSGEYJ 103 V 10 7030003300 S RESISTOR ERJSGEYJ 680 V 68 7030003560 S RESISTOR ERJSGEYJ 103 V 10 7030003460 S RESISTOR 152 V 1 5 7030005521 S RESISTOR ERAS3YKD 334V 7030003550 S GESISTOR ERJSGEYJ 822 V 8 2 7030003680 S RESISTOR ERJSGEYJ 104 V 100 7030003350 S RESISTOR ERJS3GEYJ 181 V 180 Q 7030003320 S RESISTOR ERJSGEYJ 101 V 100 7410000950 S ARRAY E
15. 133V is connected Input port for the optional unit detec Outputs strobe signals to the PLL IC PLLSTB 161 pin 4 Outputs PLL IC IC1 pin 2 clock sig Outputs strobe signal to the 47 EXSTB expander IC IC2 pin 1 OPV3 Input port for the optional unit detec tion signal 49 51 a I O port for optional unit control signal Outputs low pass filter cut off frequen 5 DUSE control signal when DTCS is vated Port m ume me Outputs EEPROM LOGIC unit 105 55 port for the data signals from to the EEPROM LOGIC unit IC5 pin 5 Input port for the microphone up down signal while connecting the micro 4 5 2 CONVERTOR MAIN UNIT 5 Port D ipti name escription E transmit devetion control sig SQLATT Outputs attenuator control signal Outputs tunable bandpass filter con 10 T4 trol signal while receiving Outputs TX power control signal while transmitting 11 23 T2 T3 Output tunable bandpass filter control signals SQLIN Outputs squelch control signal Outputs DTCS s gradient control sig nal 22 Outputs reference frequency control signal to X1 4 5 3 I O EXPANDER IC MAIN UNIT IC2 Port D ipti ane escription Outputs cooling fan control signal The fan speed is depended as shown below Fan speed FANC FANC1 E NNNM Outputs AF mute circuit control signal E High While AF mute is ON Outputs
16. BEAD S BEAD PCB C1608 JB 1E 104K T N C1608 JB 1E 104K T N GRM31M2C2H470JV01L GRM42 6 CH GRM31M2C2H220JV01L GRM42 6 C1608 CH 1H 0900 C1608 JB 1H 103K T A C1608 JB 1E 104K T N GRM31BR32J102KY01L GHM1030 R GRM31M2C2H101JV01L GRM42 6 CH GRM31M2C2H390JV01L GRM42 6 GRM31M2C2H390JV01L GRM42 6 USA only C1608 JB 1H 102K T A USA only C1608 JB 1E 104K T N USA only C1608 CH 1H 181J T A C1608 CH 1H 331J T A C1608 CH 1H 020C T A C1608 JB 1H 102 C1608 JB 1E 104K T N C1608 JB 1H 102 C1608 JB 1E 104K T N C1608 JB 1H 102K T A C1608 CH 1H 0600 C1608 JB 1E 104K T N C2012 JF 1C 105Z T A 52330 1217 52330 1217 PJ 0008P 5 Al B2B ZR SM3 TF B2B ZR SM3 TF JPW V SEA CSA only JPW V SEA CSA only ERJ3GE JPW V ERDS2TO 1131 MMZ1608Y 102BT MMZ1608Y 102BT B 5800B S Surface mount SECTION 6 6 1 IC V8000 CHASSIS PARTS J1 6510004880 2710000720 8010018801 8030056880 8110007670 8810008660 8810008660 8810008660 8810008030 8810005160 8810009610 8930039610 8810010140 8510014500 8930057880 8930048390 LOGIC BOARD REF NO ORDER NO 5030002250 2250000370 2510001150 8600036880 8930057360 8210018440 8930057300 8210018450 8930056850 8930056860 8930056870 8510014340 8610010602 8610011140 8810008760 MAIN UNIT W6 MP1 MP2 MP3 8900010980 8410002380 8510014470 85100144
17. DC typical The amplified signal passes through the low pass filter 137 139 C151 C156 C159 C167 C176 227 229 and then applied to the antenna swtiching circuit D12 The signal is applied to the antenna connector CHASSIS UNIT J1 after being passed through the low pass filter L44 L47 L48 L51 C190 C197 C203 C208 C210 C217 C218 The bias current of the drive Q18 Q20 and power Q23 amplifiers is controlled by the APC circuit to stabilize the out put power 4 2 4 APC CIRCUIT MAIN UNIT The APC Automatic Power Control circuit IC6a Q26 pro tects drive and power amplifiers from excessive currents and selects HIGH or LOW output power The output voltage from the power detector circuit D14 D17 is applied to the differential amplifier IC6a pin 2 and the T3 signal from the D A converter IC5 pin 23 is applied to the other input for reference When the driving current increases the input voltage of the differential amplifier IC6a pin 2 will be increased In such cases the differential amplifier output voltage pin 1 is decreased to reduce the drive current Q26 is controlled by the TXC signal from the expander IC IC2 pin 14 to select HIGH or LOW output power L44 C190 C191 C196 C197 LPF 4 to antenna Power detector circuit D12 D14 4 3 PLL CIRCUITS 4 4 SUPPLY CIRCUITS 4 3 1 PLL CIRCUIT MAIN AND LOGIC UNITS V
18. L1 o 25 4226 R25 012 26 05 10 3p 25 4406 4 J GNDR 05 10 K PJ 0008P 5 TEST CP HVC375B 5 T 02 V C60 ce2tces C5 9 R20 C32 gt 19 1 0 001 12 0 01 T 0 001 5 6 12 3 3 uH R175 L7 R5V R5V 47 DEGUE C63 42A 88NG aa R56 R76 CLONE Le pee 470 T 100 R174 a from the power supply gt PWRON 100 i LVIN VOLOUT L VoLOUTY C53 R43 MMZ1608Y102BT Toy 0 001 8 2k MMZ16008Y102BT IE W3 9 1131 oa a a eae aeaea 52 R08 0 001 D 8V 77 C80 82k 0 8 V 0 001 to Logic board J3 C75 R52 0 01 22 P or Cs Per 7 14 SON 680 22 1 DPLLCK peuse PSW Q16 C160 D21 25 4406 4 Q19 es DSA3A1 7 3SK272 G 52330 1217 2 2 uH 1k 1 1bUNLK UNLK TT MON HH TEMP 2 138 4 5 C2012C R10G 1 HH n roy 7 Wi C216 Q25 813 PES DTB113ZK C158 21 LCICSS CTCSS N lt N 1 aj el y ubo I HH SR 9V C113 C145 C152 NOIS 112111 0 001 2P 027 12 R79 lt 81 126 220 10k 22 3SK272 78 1 C83 C136 C133 C14
19. MAIN UNITS The microphone amplifier circuit amplifies audio signals with 6 dB octave pre emphasis from the microphone to a level needed for the modulation circuit The AF signals from the microphone pass through the MIC switch 2 D4 and high pass filter IC3a 2 and are then applied to the microphone amplifier circuit IC3d pin 12 via the R39 and C47 for 6 dB octave pre emphasis The amplified AF signals are applied to the analog swtich IC6 pin 4 and are then applied to the D A converter MAIN UNIT 105 pin 1 via the MODIN signal The AF signals are applied to the modulator circuit via the MOD signal CIRCUIT HV SWHVO RF signal from SR PLL IC IC1 Uriver river amp amp 5V control circuit Q23 Power ou amp 4 2 2 MODULATION CIRCUIT MAIN UNIT The modulation circuit modulates the VCO oscillating signal RF signal using the microphone audio signals The audio signals SHIFT change the reactance of D2 to modulate an oscillated signal at the VCO Q6 D4 The oscillated signal is amplified at the LO 09 and buffer Q11 amplifiers then applied to the TX RX switch circuit D6 D7 4 2 3 DRIVE POWER AMPLIFIER CIRCUITS MAIN UNIT The signal from the VCO circuit passes through the TX RX swtiching circuit D6 and is amplified at the pre drive 017 drive Q18 Q20 and power Q23 amplifiers to obtain 75 W of RF power at 13 8 V
20. SR mr 1 bNOIS NOS C145 C152 1P 2P R79 lt R81 L26 027 220 10k 22 35 272 J j FI2 0 1 T 0 01 C136 C133 C148 D25 D26 1 C94 2P 1P 30 P MA2S111 CFWS450HT MA2S111 0 001 1 2 0 001 C127 T 0V 8111 8114 0 033 0 IC6 4 P 1 0 V 100 47k m 139 R140 164 NJM12904V lt isk 15k 0 001 C222 C170 1 AG 482 gt C84 T R105 0 01 0 001 R119 D13 C187 C193 gt 220 P C2012C 68NG 011 HVC350B 0 001 0 001 NRCNARROW 4 0 V R172 45 100 85 R64 D9 NARROW 0 1 V R155 d 220 P 100 k HVC350 B C41 27k 7 M L32 C146 0 001 R157 C230 C2012C 68 6 0 001 47k 22 10 n 42 4116 BL T 5 2 V C233 R156 R59 T2 0 001 R171 0 1 47k 22k z gt R 0 9V 1k 1 9 RXC T 8 48V 5V 5V EH FANC2 N 47 2 1240 3225 74 2 C147 C150 C155 0 001 1 L W 19 100 199 027 C218 10217 c499 196 C203 B15A407 22P 47 P TPO TP 47 P C109 L37 C167 L39 C225 Sol Q 10 nH 100P 47nH 0 001 C191 C197 RD70HVF1 D12 p P C151 C159 C156 c228 229 15 407 20 56 P 56 P 100 39 39 P C227 5 i D14 D17 a 25 3075 100 P MA742 742 171 CHASSIS UNIT 0234 C235 15 I 22 MR DSE 01 180 P Q18 80 330 P 2SK3074 i R82 56 R124 R126 69 1 0 82 yk eee TA pee T HIGH 32
21. T N C1608 JB 1H 102K T A C1608 JB 1H 103K T A ERF22X 6C2H 101J 0011 GRM111 ECST1CX106R C1608 JB 1H 102K T A ERF22X 6C2H 560J 0011 GRM111 C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 JB 1H 102K T A S ELECTROLYTIC ECEV1CA101UP S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC GRM31M2C2H101JV01L GRM42 6 C1608 JB 1H 102 C1608 JB 1H 102 C1608 JB 1H 102 GRM31M2C2H150JV01L GRM42 6 C1608 JB 1H 102 C1608 JB 1H 102 C1608 JB 1H 102 S ELECTROLYTIC ECEV1CA331UP S CERAMIC GRM31M2C2H270JV01L GRM42 6 CH S ELECTROLYTIC ECEV1CA100SR S CERAMIC S CERAMIC S CERAMIC C1608 CH 1H 050C T A C1608 JB 1H 102 C1608 JB 1H 102 S ELECTROLYTIC ECEV1HA010SR S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC C1608 CH 1H 390J T A C1608 CH 1H 010C T A C1608 CH 1H 050C T A C1608 JB 1H 102 C1608 JB 1H 102 S ELECTROLYTIC ECEV1HA010SR S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC C1608 JB 1H 102 GRM31M4C2H1ROCY21L GRM42 6 Ck C1608 CH 1H 120J T A C1608 JB 1H 223K T A C1608 JB 1H 102 S ELECTROLYTIC ECEV1CA331UP S CERAMIC S CERAMIC S CERAMIC S CERAMIC C2012 JB 1C 104K T A GRM31M4C2H1ROCY21L GRM42 6 Ck C1608 CH 1H 120J T A C1608 JB 1H 102K T A MAIN UNIT 4030006860 4030007040 4030017980 4510006260 4030006860 4
22. nH 100P 47 0 001 191 197 26 20 0 V C59 C64 9 12 9 T 0 253356 et 30 To0P BOO D12 L I N TCCM20124A G473JCT iuh C 8 151 C159 156 228 229 15 407 2 R50 0001 WY 020 56 56 P 100 P 39 P 39 P 227 0176 014 017 25 3075 lt 56 P T 44V MRDSE OT 24 R54 L53 ioc TEMP R 0 3 V 15 zzP o c me R23 4 R8 6 T 1 85 V C36 0 1 100k el ME 0 001 m e 2 1 114 67 06 152 74 hee Q6 56nH 001 77 0 001 39 0 001 98 L x B R25 JAEN HVC375B HVC375B 47 P EE OY C34 R32 MAUS 0 5 P 10 T HIGH 3 2 V X1 R4 B d C3 R2 R10 C13 659 61 65 R153 R154 T LOW 1 9 V MAA 1 10 47k 68P 22 P 22 U 150 150 N K BL cos 8685 2 STA R165 C194 0 001 0 001 PET D3 C22 0001 16 T MUTE ON 06 V 5 1 HVC376B C16 18 P RING C116 R83 C123 0125 R96 0 001 x 8P 27 C137 1 T 0 2V gt 0 001 T 33k 0 001 10 0 001 220 029 N 1 R 28V 25 4213 12 gt T 05V R166 APA 0 82 uH t R109 4 9 V 10k MUTE ON 4 9 V lt IC9 B2B ZR SM3 TF o C240 R169 L20 C88 3 9k MUTE OFF 0V 1 4425 0 001 39 47 nH 56 P 33k R118 77 C181 d 1 o 10k 1 do to the Logic unit SP1 C195 0 1 1 R168 R170 C79 C87 L22 d IC6 R167 C239 150 150 39 B6 P 68 nH NJM12904V 100 k 0 1 PLLDATA to the external speaker 4
23. stable receiver gain The 1st IF signal from the IF amplifier is applied to the 2nd mixer section of the FM IF IC IC4 16 and is mixed with the 2nd LO signal to be converted to a 450 kHz 2nd IF sig nal The FM IF IC contains the 2nd mixer limiter amplifier quad rature detector and active filter circuits A 21 25 MHz 2nd LO signal is produced at the PLL circuit The 2nd IF signal from the 2nd mixer IC4 pin 3 passes through a ceramic filter Fl1 When wide is selected F2 When Narrow is selected Narrow is USA version only to remove unwanted heterodyned frequencies It is then ampli fied at the limiter amplifier IC4 pin 5 and applied to the quadrature detector IC4 pins 10 11 to demodulate the 2nd IF signal into AF signals 4 1 5 AF CIRCUIT MAIN AND LOGIC UNITS The AF amplifier circuit amplifies the demodulated AF sig nals to drive a speaker AF signals from the FM IF IC IC2 pin 9 are applied to the analog swtich LOGIC UNIT 6 1 via the high pass fil ter IC3c pins 9 8 The output signals from pin 11 are applied to the volume adjustment pot LOGIC UNIT R31 The signals are applied to the AF power amplifier IC9 pin 1 after passing through the AFmute swtich Q29 2nd IF filter 450 kHz PLL IC IC1 16 1 LPF 2 1 1 1 21 25 MHz IC4 TA31136F 16 1st IF from the IF amplifier Q16 NOIS signal to the CPU pin 19 SD signal to the CPU pin 9
24. 0 S THERMISTOR NTCCM20124AG473J T 1750000550 S DIODE 155355 17 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 1710000870 S DIODE HVU131TRF 7030003560 S RESISTOR 103 V 10 1790000980 S DIODE MA742 TX 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 1790001250 S DIODE MA2S111 TX 7030003560 S RESISTOR ERJSGEYJ 103 V 10 1710001080 DIODE XB15A308 7030003320 S RESISTOR ERJGGEYJ 101 V 100 0 1730000520 ZENER RD20E B2 7030003490 S RESISTOR ERJSGEYJ 272 V 2 7 1790000700 DIODE DSA3A1 7030003800 S RESISTOR __ 105 V 1 1790001520 S ZENER MA8075 L TX 7030003730 S RESISTOR ERJ3GEYJ 274 V 270 1790001250 S DIODE MA2S111 TX USA only 7030003600 S RESISTOR ERJ3GEYJ 223 V 22 1790001250 S DIODE MA2S111 TX USA only 7030003720 S RESISTOR ERJ3GEYJ 224 V 220 1790001250 S DIODE MA2S111 TX USA only 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 1790001250 S DIODE 25111 USA only 7030003550 S RESISTOR ERJ3GEYJ 822 V 8 2 1710001060 DIODE XB15A407 7030003530 S RESISTOR ERJSGEYJ 562 V 5 6 1790000980 S DIODE MA742 TX 7030003380 S RESISTOR ERJ3GEYJ 331 V 330 1750000370 S DIODE DA221 TL 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 7030003600 S RESISTOR ERJ3GEYJ 223 V 22 7030003480 S RESISTOR ERJSGEYJ 222 V 2 2 2020001520 CERAMIC CFWLA450KFFA BO CFWS450F 703000
25. 003620 S RESISTOR ERJ3GEYJ 333 V 33 7030003720 S RESISTOR ERJ3GEYJ 224 V 220 7030000230 S RESISTOR _ MCR10EZHJ 56 Q 560 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 7030000660 _ MCR10EZHJ 220 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 7030009980 S RESISTOR ERJ12RSJR15U S Surface mount MAIN UNIT MAIN UNIT ORDER ORDER 224 V 220 104 V 7030003720 S RESISTOR 7030003680 S RESISTOR 4550006250 S TANTALUM 4550006760 S TANTALUM TEMSVA 1A 106M 8L 100 TEMSVB2 1A 336M 8R 7030003740 7030003680 7030003560 7030003710 7030003480 7030003510 7030003440 7030003320 7030003620 7030003680 7030003640 7030003560 7030003560 7030003720 7030003440 7030001010 7030003640 7030003540 7030003550 7030000100 7030003550 7030003690 7030003680 7030003680 7030003610 7030003670 7030003640 7030003440 7030003680 7030003570 7030003570 7030003570 7030003570 7030003580 7030003580 7030006070 7030009980 7030003270 7030003340 7030003340 7030003490 7030003640 7030003640 7030003620 7030003610 7030000230 7030000230 7030003680 7030003560 7030003680 7030003340 7030003270 7030003340 7030003440 7030003680 7030003560 7030003320 7030003640 7030003440 4550006410 4030006860 4510004440 4030011600 4030006900 4030006860 4030006860 4030006860 4510004640 S
26. 030006860 4030007020 4030009500 4030006860 4030009500 4030006860 4030011600 4030006860 4030006860 4030006860 4030006860 4030011600 4030006860 4030007010 4030006940 4030006860 4030006860 4030006860 4030007050 4030007050 4030006860 4030006860 4030006860 4030006860 4030006860 4030007050 4030007020 4030006860 4030011600 4030007050 4030007050 4030006860 4030007000 4510004630 4030006860 4030007090 4030006860 4030007050 4030006860 4030006860 4030006900 4030011600 4030007080 4030007050 4030006900 4510004630 4030012600 4030007170 4030007170 4030006860 4030007100 4030007100 4030006900 4030006860 4030006860 4030006910 4030006860 4030006860 4030006860 4030006960 4030008900 4030007120 4030006860 4030006860 4510006220 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 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 C1608 CH 1H 680J T A C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 CH 1H 080D T A C1608 JB 1H 102K T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 180J T A C
27. 030011050 4510006020 4030011210 4030011600 4030011160 4030006860 4030006860 4030006860 4510004640 4030011600 4030011600 4030011240 4030011180 4030007000 4030006900 4030011600 4030017200 4030011730 4030011230 4030011230 4510004630 4030006860 4030011600 4030007160 4030010760 4030006930 4030006860 4030011600 4030006860 4030011600 4030006860 4030006970 4030011600 4030008680 6510018040 6510018040 6450002220 6510014960 6510014960 7030003860 7030003860 7030003860 7120000470 8900010980 6910012350 6910012350 0910055322 S CERAMIC S CERAMIC S CERAMIC C1608 JB 1H 102 C1608 CH 1H 180J T A ERF22X 6C2H 470J 0011 S ELECTROLYTIC ECEV1AA471UP S CERAMIC S CERAMIC C1608 JB 1H 102 GRM31M3C2H3ROCY21L GRM42 6 CJ ELECTROLYTIC 16 MV 2200 HC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC GRM31M2C2H330JV01L GRM42 6 C1608 JB 1 104K T N GRM31M2C2H150JV01L GRM42 6 C1608 JB 1H 102 C1608 JB 1H 102 C1608 JB 1H 102 S ELECTROLYTIC ECEV1CA470SP S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S ELECTROLYTIC ECEV1CA100SR 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 CONNECTOR CONNECTOR S CONNECTOR S CONNECTOR S JUMPER S JUMPER S JUMPER JUMPER CABLE S
28. 10MT T86 SML 310MT T86 SML 310MT T86 L1 0256TAM 2250000370 2510001150 8600036880 6910012350 6910012350 6910012350 6910012350 6910012350 6910012350 6910012350 6910012350 8930057360 0910055312 MAIN UNIT ORDER E NN 1130008350 1130007700 1110003200 1190000350 1110005330 1180001250 1180000420 1110003090 1530002850 1590001650 1530002850 1530002850 1530002850 1530002920 1530002920 1590001040 1530003220 1560000810 1530003220 1530003220 1590000720 1510000690 1530002850 1530003220 1530000370 1560001100 1580000660 1560001060 1590001010 1590000430 1560001190 1590001010 1590000720 1580000660 1530002970 1530003090 1510000890 1590001320 1530002850 1520000460 1530002850 1790001250 1750000720 1750000770 1750000720 1750000720 1790000620 1790000620 1750000710 LOGIC BOARD ORDER TE TRE ENCODER EVQ VENF0124B SPEAKER 045P0804 lt KS gt FX2509 P01LO S BEAD MMZ1608Y 102BT S BEAD MMZ1608Y 102BT S BEAD MMZ1608Y 102BT S BEAD MMZ1608Y 102BT S BEAD MMZ1608Y 102BT S BEAD MMZ1608Y 102BT S BEAD MMZ1608Y 102BT S BEAD MMZ1608Y 102BT LCD CONTACT SRCN 2509 SP N W PCB 5801B S IC LV2105V TLM S IC BU4094BCF T1 S IC TA31136FN EL S IC M62363FP 650C S IC NJM12904V TE1 S IC TA7808F TE16L S IC TA78LO5F TE12R IC LA4425A S TRANSISTOR 2SC4116 BL TE85R S TRANSISTOR XP4601 TX 5 TRANSISTOR 2SC4116 BL TE85R 5 TRANSISTOR 2SC4116 BL TE85R 5 TRANSISTOR 2SC4116 BL TE
29. 1608 CH 1H 330J T A ECST1AY225R C1608 CH 1H 070D T A C1608 CH 1H 100D T A C1608 JB 1H 102K T A C1608 CH 1H 070D T A C1608 CH 1H 040C T A C1608 JB 1H 102K T A C1608 CH 1H 120J T A C1608 CH 0R5B T A C1608 JB 1H 102K T A C1608 CH 1H 0R5B T A C1608 JB 1H 102K T A C1608 JB 1E 104 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 104K T N C1608 JB 1H 102K T A C1608 CH 1H 100D T A C1608 CH 1H 030C T A C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 CH 1H 220J T A C1608 CH 1H 220J 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 1H 102K T A C1608 CH 1H 220J T A C1608 CH 1H 120J T A C1608 JB 1H 102K T A C1608 JB 1E 104K T N C1608 CH 1H 220J T A C1608 CH 1H 220J T A C1608 JB 1H 102K T A C1608 CH 1H 090D T A S ELECTROLYTIC ECEV1CA100SR S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC C1608 JB 1H 102K T A C1608 CH 1H 470J T A C1608 JB 1H 102K T A C1608 CH 1H 220J T A C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 JB 1H 103K T A C1608 JB 1E 104 C1608 CH 1H 390J T A C1608 CH 1H 220J T A C1608 JB 1H 103K T A S ELECTROLYTIC ECEV1CA100SR 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
30. 22 26 NI um pariseGs2 2 E x P86 SEG31 6 SEGN 24 28 CSHIFT 65 SEG10 T sera P85 SEG30 5 25 29 N i i e SON ps4 SEG29 94 SEGO SEG26 30 30C130P gt s 14 P22 SI1 P83 SEG28 688 SEG8 C SEG27 31 23 501 HD6433876B53H P82 SEG27 0 66 32 116 24 5 P81 SEG26 SEG29 33 17 P25 RXD P80 SEG25 80 SEGS 52630 3 4 IC4 FE s pa puces s sm S 80942ANMP DD6 708 eee SEGA S SEGg2 36 R100 Eus E EVU F 2AF20A14 10KA 4 E COLOR 201 PG Rap P74 SEG21 56 ____5661 330 560 NOIS 15 1 P73 SEG20 22 lt 5 4 485 ngi P72 SEG19 54 ESOK DETO P13 TMIG P71 SEG18 29 DUSE 7 2 06 55 12 P70 SEG17 NIN 25 1576 R p PDET P11 TMOFL P67 SEG16 to Main unit J2 558559868056 BeBe Be Be D z 2222000600085 9 Q G Q Q b MODIN SoQoeessssssssooowoowow gt lt lt x lt Du QO i O 5 G n D D D D D D D gt D 50 J2 53244 1217 IC8 BU4094BCFV Q7 25 4116 GR Qs PLLSTB to Main unit J1
31. 3560 S RESISTOR ERJ3GEYJ 103 V 10 2020001460 CERAMIC CFWLA450KHFA BO CFWS450HT 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 USA only 7030003470 S RESISTOR ERJ3GEYJ 182 V 1 8 2010002420 MONOLITH 21R15AB FL 310 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 2010002420 MONOLITH 21R15AB FL 310 7030003560 S RESISTOR ERJSGEYJ 103 V 10 7030003490 S RESISTOR ERJ3GEYJ 272 V 2 7 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 6050010800 S XTAL CR 659 21 25 MHz 7030003200 S RESISTOR ERJSGEYJ 100 V 10 Q 6070000200 DISCRIMINATOR CDBLA450KCAY24 BO 7030003200 S RESISTOR ERJ3GEYJ 100 V 10 Q 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 7030003380 S RESISTOR ERJ3GEYJ 331 V 330 6200004480 S COIL MLF1608D R82K T 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 6200002850 S COIL NL 252018T R82J 7030003640 S RESISTOR ERJSGEYJ 473 V 47 6200001620 S COIL ELJFC 1ROK F 7030003640 S RESISTOR ERJSGEYJ 473 V 47 6200009920 S COIL C2012C R10G 7030003680 S RESISTOR ERJSGEYJ 104 V 100 6200009910 S COIL C6342A 88NG A 7030003280 S RESISTOR ERJ3GEYJ 470 V 47 Q 6200004870 S COIL ELJFC 2R7K F 7030003400 S RESISTOR __ 471 V 470 6200004880 S COIL ELJFC 3R3K F 7030003550 S RESISTOR ERJ3GEY 822 V 8 2 6200001620 S COIL ELJFC 1ROK F 7030003320 S RESISTOR ERJ3GEYJ 101 V 100 0 6200006980 S COIL ELJRE R10G F 7030003680
32. 4030008920 4030008920 4030008770 4030006900 4030008880 4030011600 4030006870 4030011600 4030007170 4030008890 4030007090 4030007110 4030006900 4030006950 4030006870 4030008470 4030007030 4030006860 4030006900 4030006900 4030006900 4510004630 4030011600 4030011600 4030006900 4030006900 4030008900 4510005860 4030008770 4030011280 4030008900 4510005860 4030006900 4030007170 6450002210 6510020880 6510020880 6510021970 5040001 760 5040001 760 5040001 760 5040001 760 5040001 760 5040001 760 5040001 760 5040001 760 5040002420 5040002420 5040002420 5040002420 5040002420 5030002250 LOGIC BOARD ORDER kiku 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 C1608 CH 1H 470J T A C1608 JB 1H 102K T A C1608 JB 1H 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 1H 102K T A C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 JB 1H 103K T A C1608 JB 1H 102K T 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 S ELECTROLYTIC ECEV1CA100SR 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 C
33. 4030008960 4030011020 4030007020 4030006860 S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 JB 1H 103K T A C1608 CH 1H 200J T A C1608 CH 1H 560J T A C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 JB 1H 103K T A S ELECTROLYTIC ECEV1CA470SP S CERAMIC S CERAMIC S CERAMIC S CERAMIC C1608 JB 1H 103K T A C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 CH 1H 050C T A S ELECTROLYTIC ECEV1CA100SR 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 C1608 JB 1H 102K T A C1608 CH 1H 040C T A C1608 JB 1H 102K T A C1608 JB 1H 103K T A C1608 CH 1H 270J T A C1608 CH 1H 390J T A C1608 CH 1H 010C T A C1608 JB 1H 102K T A C2012 CH 1H 101J T A C1608 CH 1H 020C T A C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 CH 1H 390 C1608 JB 1H 103K T A C1608 CH 1H 050C T A C1608 JB 1H 102K T A C1608 CH 1H 010C T A C1608 JB 1H 102K T A S ELECTROLYTIC ECEV1CA101UP 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 CERAMIC S CERAMIC S CERAMIC C1608 CH 1H 300J T A C1608 JB 1E 104K T N C1608 JB 1H 102K T A ERF22X 6C2H 560J D01L GRM111 C1608 CH 1H 020C T A C1608 JB 1E 104K
34. 60 Connector MR DSE 01 Fan DF125020BH 2509 Chassis 1 2509 Fan holder 2509 Cover Screw BT M3 x 8 NI ZU BT Screw BT M3 x 8 NI ZU BT Screw BT M3 x 8 NI ZU BT Screw H M2 6x 8 Hex socket bolt M3 x 20 ZK Screw M2 6 x 6 ZK Thermally sheet C Screw M3 x 30 ZK 2509 Shield plate Rubber sheet BA Sheet BZ DESCRIPTION L1 0256TAM Encoder 248 Speaker 045 0804 FX2509 0110 LCD contact SRCN 2509 SP N W 2509 Front panel 2509 LCD filter 2509 Reflectort 2509 A keyboard 2509 B keyboard 2509 C keyboard 2509 Front plate Knob N 267 2 Knob N 291 Screw M2 x 8 NI ZU BT Cable OPC 1131 2399 Heatsink 2509 VCO case 2509 VCO cover ORDER NO DESCRIPTION KR N ORDER NO DESCRIPTION Y 1 5210000080 0880001060 0800005740 0800005820 0800005720 8900010990 8010016730 8930041170 8820000530 8810000950 8850000180 8850000500 8810000470 8830000250 8930007300 MP4 Screw abbreviations MECHANICAL PARTS AND DISASSEMBLY ACCESSORIES REF NO ORDER NO DESCRIPTION Fuse 20A Microphone HM 133 ACC CSA 1 USA 2 Microphone HM 118TN ACC CSA Microphone HM 118N ACC SEA Microphone HM 118TAN ACC USA 3 Cable OPC 1132 ACC 150 Mobil bracket 452 Felt Flange bolt M4 x 8 Screw M5 x 16 Flat washer M5 SUS Spring washer M5 SUS Screw M5 x 12 Nut M5 SUS MIC hanger USA only
35. 7 The signals are applied to the AF power amplifier circuit IC9 pin 1 to obtain the specified audio level The amplified AF signals output from pin 4 are applied to the internal speaker CHASSIS UNIT SP1 via the speaker jack J6 when no plug is connected to the external speaker jack J1 4 1 6 SQUELCH CIRCUIT MAIN AND LOGIC UNITS A squelch circuit cuts out AF signals when no RF signals are received By detecting noise components in the AF signals the squelch switches the analog swtich A portion of the AF signals from the FM IF IC IC4 pin 9 are applied to the D A converter IC5 pin 13 as the DETO sig nal The signals from the D A converter IC5 pin 14 are applied to the FM IF IC active filter section IC4 pin 8 where noise components are amplified and detected with an inter nal noise detector via the SQLIN line The trigger circuit converts the detected signals to a HIGH or LOW signal and applies this from pin 13 to the CPU LOGIC UNIT IC7 19 as the NOIS signal The CPU controls the analog swtich IC LOGIC UNIT 6 the expander IC LOGIC UNIT IC8 When the CPU receives a HIGH level NOIS signal the CPU controls the RMUT line to cut the AF signals at the analog swtich IC LOGIC UNIT IC6 At the same time the AFON line controls the AF mute circuit Q29 to cut out the VOLOUT signal for the AF power amplifier 109 4 2 TRANSMITTER CIRCUITS 4 2 1 MICROPHONE AMPLIFIER CIRCUIT LOGIC AND
36. 8 D25 FI2 D26 0 1 T 0 01 1 C94 2P 1P 30 P 25111 45 25111 0 901 C98 C161 R114 0 033 0 001 127 1 0 V oe 47k gt 58117 4P OV 4164 100 PME NJM12904V 0 001 C222 C170 C209 C211 m 139 R140 i 100 k 0 1 0 001 15k 15k R105 0 01 0 001 R119 D13 C187 C193 1 24 C84 L31 Roo gt R93 100 220 HVC350B 0 001 0 001 oO RS 220 P C2012C 68NG 220 k 220k D11 WIDE 0 V D10 HVC350B R_NARROW 4 0 V a ee D9 HVC35 0B C180 R WIDE 4 5 V 0 001 NARROW 0 1 V 8155 C232 220 P 100 k HVC350 c128 digs 1 27k 0 001 0 001 132 146 41 0 001 2012 68NG 0 001 0 001 8157 230 il 1 T3 47 k 42 10 T3 74 Q34 TAB V T2 C42 233 R156 25 4116 R59 gt gt 0 9 V T1 0 001 R171 0 1 I 47 k 22k E 2 F g 45V Q DTC144EU IC8 781 05 5V 5 020 RD20E B2 gt 032 25 4116 J5 lt D22 ZB SM3 ABSENT B2B ZR SM3 TF to the Chassis unit MF1 10 2 Icom Inc 1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan Phone 06 6793 5302 Fax 06 6793 0013 URL http www icom co jp world index html Icom America Inc Corporate Headquarters 2380 116th Avenue N E Bellevue WA 98004 U S A Phone 425 454 8155 Fax 425 454 1509 URL http www icomamerica com Customer Service Phone 425 454 7619 Icom Canada Glenwood Centre 4150 6165 Highway 17 Delta B C 588 Canada Phone
37. 85R S TRANSISTOR 2SC4226 T1 R25 S TRANSISTOR 2SC4226 T1 R25 S TRANSISTOR DTA113ZU T106 S TRANSISTOR 2SC4406 4 TL S FET 2SK1069 4 TL S TRANSISTOR 2SC4406 4 TL S TRANSISTOR 2SC4406 4 TL S TRANSISTOR DTA144EUA T106 S TRANSISTOR 2SA1734 TE12R S TRANSISTOR 2SC4116 BL TE85R S TRANSISTOR 2SC4406 4 TL S TRANSISTOR 2SC3356 T1B S FET 2SK3074 TE12L S FET 3SK272 TX S FET 28 3075 TE12L S TRANSISTOR DTB113ZK T147 S TRANSISTOR DTC144EUA T106 FET RD70HVF S TRANSISTOR DTB113ZK T147 S TRANSISTOR DTA144EUA T106 S FET 3SK272 TX S TRANSISTOR 2SC4684 TE16R S TRANSISTOR 2SC4213 B TE85R S TRANSISTOR DTA143TU T106 S TRANSISTOR DTC143ZUA T106 S TRANSISTOR 2SC4116 BL TE85R S TRANSISTOR 2881132 T100 5 TRANSISTOR 2SC4116 BL TE85R USA only S DIODE MA2S111 TX S VARICAP HVC375BTRF S VARICAP HVC376BTRF S VARICAP HVC375BTRF S VARICAP HVC375BTRF S DIODE 77 TX S DIODE 77 TX S VARICAP HVC350BTRF S Surface mount MAIN UNIT MAIN UNIT ORDER ORDER kiku 1750000710 S VARICAP 7030003760 S RESISTOR ERJSGEYJ 474 V 470 1750000710 S VARICAP 7030003300 S RESISTOR 680 V 68 Q 1710001060 DIODE 15 407 7030003520 S RESISTOR ERJSGEYJ 472 V 4 7 1750000710 S VARICAP 7030003420 S RESISTOR 681 V 680 0 1790000980 S DIODE MA742 TX 751000128
38. C 68NG 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 2040000490 COIL EXC ELDR25C 7030003290 S RESISTOR 560 V 56 Q 2040000490 COIL EXC ELDR25C 7030003720 S RESISTOR ERJ3GEYJ 224 V 220 6110001680 COIL LA 254 7030003620 S RESISTOR ERJ3GEYJ 333 V 33 6200010040 S COIL 5100340 10 7030003400 S RESISTOR ERJ3GEYJ 471 V 470 Q 6200009920 S COIL C2012C R10G 7030003370 S RESISTOR ERJ3GEYJ 271 V 270 Q 6200010050 S COIL AS080547 47N 7030003470 S RESISTOR ERJ3GEYJ 182 V 1 8 6170000180 COIL LW 19 SEA CSA 6200007370 S COIL ELJFC R82K F 7030003510 S RESISTOR 392 V 3 9 USA 6200009750 S COIL 0 30 2 0 7TL 68N 7030003320 S RESISTOR ERJ3GEYJ 101 V 100 0 6200010050 S COIL AS080547 47N 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 6200008150 S COIL 0 35 1 6 7TL 44N 7030003360 S RESISTOR ERJ3GEYJ 221 V 220 Q 6200010060 S COIL AS080647 56N 7030003560 S RESISTOR 103 V 10 6200010070 S COIL 5080747 68 7030003290 S RESISTOR ERJSGEYJ 560 V 56 Q 6200010070 S COIL AS080747 68N 7030003620 S RESISTOR ERJ3GEYJ 333 V 33 6200002910 S COIL NL 252018T R27J 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 6200010050 S COIL AS080547 47N 7030003400 S RESISTOR __ 471 V 470 Q 6200002180 S COIL NL 252018T R12J 7030003720 S RESISTOR ERJ3GEYJ 224 V 220 6200005710 S COIL ELJRE 27NG F 7030
39. C UNIT IC7 age The lock voltage is also used for the receiver tunable band pass filters to match the filter s center frequency to the eic desired receive frequency The lock voltage is passed Common 8 V converted from the 13 8 V line by through the loop filter Q2 and then applied to the DC the 8V regulator circuit IC7 amplifier Q10 The amplified signal IS applied to the CPU The output voltage is applied to the LO Q9 and LOGIC unit IC7 pin 98 via the LVIN signal signal 15 buffer Q11 amplifiers etc analyzed at the CPU and then applied to bandpass filters 09 011 013 as 1 2 signals via the D A con Common 5 V converted from the 8 V line by the verter 5V regulator circuit 021 022 Transmit 8 V controlled by the regulator cir cuit 014 015 using the signal from the The VCO circuit contains a separate TX VCO Q6 D2 D4 and RX VCO 07 05 oscillated signal is amplified at 9 V controlled by tne Rov regulator the LO Q9 and buffer Q11 amplifiers and is then Tx Rx cuit Q25 using RXC signal from expander IC IC2 The output voltage is applied to the FM IC IC IC4 IF Q16 and RF Q27 amplifiers etc switching circuit D6 D7 Then Tx and Rx signals are applied to the pre driver Q17 and 1st mixer circuit Q19 respectively A portion of the signal from LO amplifier Q9 is amplified at
40. CERAMIC S CERAMIC S CERAMIC S CERAMIC C2012 JB 1A 105M T A C1608 CH 1H 221J T A C1608 CH 1H 221J T A C1608 JB 1H 102K T A C1608 CH 1H 560J T A C1608 CH 1H 560J T A C1608 JB 1H 103K T A C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 CH 1H 5 C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 CH 1H 050C T A C1608 JB 1H 333K T A C1608 CH 1H 820J T A C1608 JB 1H 102K T A C1608 JB 1H 102K T A S ELECTROLYTIC ECEV1CA101UP S Surface mount MAIN UNIT ORDER ORDER R 4030006860 4030006860 4030006860 4030006900 4030009990 4030007100 4030006860 4030006860 4030006900 4510004640 4030006900 4030006860 4030006860 4030006960 4510004630 4030006860 4030006950 4030006860 4030006900 4030007060 4030007080 4030006920 4030006860 4030004990 4030006930 4030006860 4030006860 4030007080 4030006900 4030006960 4030006860 4030006920 4030006860 4510006220 4030008560 4030011600 4030006860 4030017880 4030006930 4030011600 4030006860 4030006900 4030017890 4550006210 4030006860 4030017880 4030006860 4030006860 4030006860 4030006860 4510006220 4030011730 4030006860 4030006860 4030006860 4030011160 4030006860 4030006860 4030006860 4510006250 4030011190 4510004630 4030006960 4030006860 4030006860 4510004440 4030007080 4030006920 4030006960 4030006860 4030006860 4510004440 4030006860 4030011020 4030007020 4030008880 4030006860 4510006250
41. ERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC C1608 JB 1E 104K T N C1608 JB 1H 682K T A C1608 JB 1H 333K T A C1608 JB 1E 104K T N C1608 JB 1H 103K T A C1608 JB 1H 182K T A C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 JB 1E 104K T N C1608 JB 1H 473K T A C1608 JB 1H 473K T A C1608 JB 1H 562K T A C1608 JB 1H 103K T A C1608 JB 1H 223K T A C1608 JB 1E 104K T N C1608 JB 1H 222K T A C1608 JB 1E 104K T N C1608 CH 1H 221J T A C1608 JB 1H 273K T A C1608 CH 1H 470J T A C1608 CH 1H 680J T A C1608 JB 1H 103K T A C1608 CH 1H 040C T A C1608 JB 1H 222K T A C1608 JB 1H 272K T A C1608 CH 1H 150J T A C1608 JB 1H 102K T A C1608 JB 1H 103K T A C1608 JB 1H 103K T A C1608 JB 1H 103K T A S ELECTROLYTIC ECEV1CA100SR S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC C1608 JB 1E 104K T N C1608 JB 1E 104K T N C1608 JB 1H 103K T A C1608 JB 1H 103K T A C1608 JB 1H 333K T A S ELECTROLYTIC ECEV1HA2R2SR S CERAMIC S CERAMIC S CERAMIC C1608 JB 1H 562K T A C1608 CH 1H 271J T A C1608 JB 1H 333K T A S ELECTROLYTIC ECEV1HA2R2SR S CERAMIC S CERAMIC CONNECTOR CONNECTOR CONNECTOR C1608 JB 1H 103K T A C1608 CH 1H 221J T A 3017 8821 Al 53244 1217 53244 1217 S CONNECTOR 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 LCD SEC 2422C SEC 2422C SEC 2422C SEC 2422C SEC 2422C SEC 2422C SEC 2422C SEC 2422C SML 310MT T86 SML 310MT T86 SML 3
42. J 273 V 27 1590000660 S TRANSISTOR DTC144TU T106 7030003800 S RESISTOR 105 V 1 1510000510 S TRANSISTOR 25 1576 T106R 7030003200 S RESISTOR ERJSGEYJ 100 V 100 1530002690 S TRANSISTOR 2 4116 TE85R 7030003440 S RESISTOR ERJSGEYJ 102 V 1 1530002690 S TRANSISTOR 2SC4116 GR TE85R 7030003820 S RESISTOR ERJSGEYJ 155 V 1 5 1590000430 S TRANSISTOR DTC144EUA T106 7030003440 S RESISTOR ERJSGEYJ 102 V 1 USA only 1530002690 S TRANSISTOR 2SC4116 GR TE85R 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 SEA CSA only 7030004050 S RESISTOR ERJ3GEYJ 1RO0 V 1 1730002280 S ZENER MA8091 M TX 7030003580 S RESISTOR ERJSGEYJ 153 V 15 1790001250 S DIODE 25111 7030003680 S RESISTOR 104 V 100 1730002280 S ZENER 8091 7030003580 S RESISTOR ERJSGEYJ 153 V 15 1750000520 S DIODE DAN222TL 7030003650 S RESISTOR ERJSGEY J 563 V 56 1750000370 S DIODE DA221 TL 7030003650 S RESISTOR ERJSGEYJ 563 V 56 1750000520 S DIODE DAN222TL 7030003650 S RESISTOR ERJSGEYJ 563 V 56 1750000520 S DIODE DAN222TL 7030003800 S RGESISTOR 105 V 1 1750000520 S DIODE DAN222TL 7030003560 S RESISTOR ERJSGEYJ 103 V 10 1790001250 S DIODE MA2S111 TX SEA USA only 7030003560 S RESISTOR ERJSGEYJ 103 V 10 1790001250 S DIODE 25111 USA
43. JM12094V 018 25111 013 HVC350B 015 155355 Q13 DTA144EU Q34 25 4116 D23 D26 25111 X4 R5V T8 5V 8V SWHV C5V HV AN AN AN AN AN USA ONLY C5V REG ZN Q25 DTB113ZK ZN 014 25 1734 1 File Q15 2804116 DTB113ZK TA7808F TA78LOSF CFWS450F CFWSA450HT Q22 DTC144EU MAIN UNIT Q28 2884684 2 BU4094BCF 030 DTA143TUA J2 031 DTC143ZU 52330 1217 LOGIC BOARD Bo Ri d EE ss vy CHASSIS IC2 4566 gt 04 DAN222 IC3b NJM12902V sein r Q32 2SC4116 033 2581132 EXT MIC JACK IC6 BU4066BCFV D22 MA8075 Z TA75S393F MF1 D1 MA8091 Bs 7 25 4213 LA4425A x Q6 2541576 Y L1 0256TAM AF 07 08 Q12 28C4116 X 3 us 6 Q1 2SC4116 DTG144EU CLONE D2 MA2S111 D20 DAN222 051 DS2 DS4 DS5 DS7 DS8 DS10 0511 SEC2422C X 8 JT 4 SW 0513 0514 0516 0518 SML 310MT X 5 EXT SP JACK 07 09 D21 DAN222 X 4 52330 1217 Q3 XP4601 INT KEY 011 159133
44. OLTAGE LINE A PLL circuit provides stable oscillation of the transmit fre quency and receive 1st LO frequency The PLL output com pares the phase of the divided VCO frequency to the refer HV The voltage from the power supply ence frequency The PLL output frequency is controlled by The same voltage as HV line which is controlled the divided ratio N data of a programmable divider by the HVSW circuit Q28 Q30 Q31 When the POWER switch is pushed the CPU outputs the An oscillated signal from the TX and RX VCO circuits pass PWRON control signal via the expander IC es through the LO and buffer amplifiers Q9 Q12 is applied IC2 The signal is applied to the HVSW circuit to the PLL IC IC1 pin 6 and is prescaled in the PLL IC to turn the circuit ON based on the divided ratio N data The reference signal is The output voltage is applied to the drive ampli generated at the reference oscillator X1 and is also applied fier 018 8V regulator circuit IC7 etc to the PLL IC The PLL IC detects the out of step phase using the reference frequency and outputs it from pin 15 The output signal is passed through the loop filter Q2 and Common 5 V for the CPU converted from the HV line by the C5V regulator circuit IC8 The circuit is then applied to the TX and RX VCO circuits as lock volt outputs the voltage regardless of the power ON OFF condition The output voltage is applied to the EEPROM LOGIC UNIT IC5 CPU LOGI
45. P7 SEG8 P63 SEG12 P64 SEG13 P66 SEG15 IC3 DS19 L1 0256TAM 1 1 2 COM4 SEGI SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 SEG19 SEG20 5 21 SEG22 SEG23 SEG24 SEG25 SEG26 SEG27 SEG28 SEG29 SEG30 SEG31 36 SEG32 SEG32 277 NJM12902V Q6 25 1576 07 25 4116 GR 1 y al 3 4 DS7 DS10 SEC 2422C SEC 2422C 77 I Sei DS13 E DS16 SML 310MT ay ay DS11 SEC 2422C 0514 0517 SML 310MT SML 310MT 41 41 8 ML 310MT R110 1k 100 102 330 560 R89 390 Q9 DTC144EU Q12 25 4116 GR SP1 045P0804 S9 EVQ VENF01 248 SECTION 10 VOLTAGE DIAGRAM 10 1 LOGIC BOARD MICIN EP1 MMZ1608Y102BT gt lt 2 MMZ1608Y102BT 5 b MIC 21608 102 NJM12902V s b MICE MMZ1608Y102BT MMZ1608Y102BT Bing ie lt 21608 102 rV ph C44 Ps p MICUD 7 MMZ1608Y102BT NJM12902V A cose NJM12902V SP1 dur T 046P0804 0 1 18k IC3 3017 8821 NJM12902V i D1 um 8091 2 C3 VS 57 R56 TC4S66F NJM12902V 1 1 1 C11 C16 C20 C23 0 001 0 001 0 001 0 001 318 NC 59 EVQ VENF01 248 MODIN CTCSS CTCC CTCIN VOLIN i 2 AFON
46. RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR ERJ3GEYJ 334 V 330 ERJ3GEYJ 104 V 100 ERJ3GEYJ 103 V 10 ERJSGEYJ 184 V 180 ERJSGEYJ 222 V 2 2 ERJSGEYJ 392 V 3 9 ERJSGEYJ 102 V 1 ERJSGEYJ 101 V 100 333 V 33 ERJSGEYJ 104 V 100 473 V 47 103 V 10 ERJ3GEYJ 103 V 10 ERJSGEY J 224 V 220 ERJSGEYJ 102 V 1 MCR50JZHJ 10 100 473 V 47 ERJSGEYJ 682 V 6 8 ERJSGEYJ 822 V 8 2 MCR10EZHJ 4 7 487 ERJSGEYJ 822 V 8 2 ERJSGEYJ 124 V 120 ERJSGEYJ 104 V 100 ERJSGEYJ 104 V 100 273 V 27 823 V 82 473 V 47 ERJSGEYJ 102 V 1 ERJSGEYJ 104 V 100 ERJ3GEYJ 123 V 12 USA only ERJ3GEYJ 123 V 12 USA only ERJ3GEYJ 123 V 12 USA only 123 V 12 USA only ERJ3GEYJ 153 V 15 USA only ERJ3GEYJ 153 V 15 USA only S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR
47. S RESISTOR ERJSGEYJ 104 V 100 6200006980 S COIL ELJRE R10G F 7030003420 S RESISTOR ERJ3GEYJ 681 V 680 0 6200006980 S COIL ELJRE R10G F 7030003480 S RESISTOR ERJ3GEYJ 222 V 2 2 6200006990 S COIL ELJRE 56NG F 7030003480 S RESISTOR ERJ3GEYJ 222 V 2 2 6200007000 S COIL ELJRE 82NG F 7030003520 S RESISTOR ERJSGEYJ 472 V 4 7 6200005740 S COIL ELJRE 47NG F 7030003520 S RESISTOR ERJ3GEYJ 472 V 4 7 6200004920 S COIL MLF1608A 2R2K T 7030003520 S RESISTOR ERJ3GEYJ 472 V 4 7 6200005740 S COIL ELJRE 47NG F 7030003460 S RESISTOR ERJ3GEYJ 152 V 1 5 6200006980 S COIL ELJRE R10G F 7030003220 S RESISTOR ERJSGEYJ 150 V 15 Q 6200006670 S COIL ELJRE 68NG F 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 6200005680 S COIL ELJRE 15NG F 7030003400 S RESISTOR ERJ3GEYJ 471 V 470 Q 6200003590 S COIL EXCCL3225U1 7030003620 S RESISTOR ERJ3GEYJ 333 V 33 6200003280 S COIL NL 252018T 2R2J 7030003670 S RESISTOR ERJ3GEYJ 823 V 82 6200003280 S COIL NL 252018T 2R2J 7030003480 S RESISTOR ERJ3GEY 222 V 2 2 6200003590 S COIL EXCCL3225U1 7030003260 S RESISTOR ERJSGEYJ 330 V 33 Q 6200008260 S COIL 0 30 1 7 8TL 60N 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 6200008490 S COIL 0 30 0 9 3TR 7 5N 7030003360 S RESISTOR ERJ3GEYJ 221 V 220 6200009930 S COIL C2012C 68NG 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 6200009930 S COIL C2012
48. T 08V LV C240 R169 L20 C88 ns AER D 0 001 39 47 nH 56 P 9 qd R103 C153 QI 100 k 04 R106 2 10 k 4 3 R168 R170 C79 C87 L22 IC6 10k 150 150 39 P 56 P 68 nH NJM12904V PLLCK R1 PLLDATA R107 08 lt C163 180k 2 2k 0 001 11 21 T7 Q7 25 4226 R25 0 821 uH 47 P m K C37 R33 C50 Q12 149 104 UP 10 3P 67 2SC4406 4 0 1 330 k HVC375B Kk 1 8 V 0 7 T 1 0 V C70 T1 ceo toes cs too R20 C32 AEN S 0 001 712P79P 70 01 70 001 5 6 k 12P 4 L7 R5V J1 R5V C63 42A 88NG aai R5V CLONE 1k 1b T 0 2V H56 C89 R76 2 bPWRON 4 9 V 470 2 0 01 100 R174 3 pb 2 100 VOLOUTY C53 R43 MMZ1608Y102BT T 0V 5 Psy 6 8 58 TOV C108 to Logic board J3 7 r C75 R52 C77 C80 82k 0 8 V 0 001 a pGND R9 10k PLLDATA 946 gt C66 0 001 15k 0 01 22 9 x 680 22 P Am B 8222 C86 C95 ug 10bPLLCK ARIETOK 0 001 0 001 C244 R62 14 i peiste PLST 0 1 1k FL 310 FL 310 35 A J2 52330 1217 SC44054 Q19 1 bUNLK UNLK 2 2 uH 3SK272 gt 3biMP TIT TEMP 1bsckK 2 L38 s 1 A oPV C2012C R10G 7 b Wi C216 Q25 PEBBET Tt a 0 1 operes M I D23 6 1132 158 1 3 V 10 pbETO 1 2 25111 l lt 0 001 1650 HHH
49. T MID HIGH 2 2 V i T_MID LOW 2 1 V P DET LINE LOW 1 9 V R 0V x C102 9 C194 zi 0 001 330 MUTE ON 0 6 V 238 MUTE OFF 0 V C188 C116 L R83 C123 C125 R96 0 001 1 0 001 fic 1 220 k Q29 N 1 a 2SC4213 B x R166 A7 des 46 10k MUTE m lt IC9 B2B ZR SM3 TF R112 R118 2 C181 LA4425A 1 33k 10 1 to Logic unit SP1 C195 2 0 1 6 167 239 NJM12904V 100 k 0 1 s 4 o to external speaker 4 C an PJ 0008P 5 R175 47k OPC 465 L from the power supply l we SS 1131 021 DSA3A1 SQLATT mie 6 34 NJM12904V R129 T T 91 C222 100 k 0 01 R119 D13 C187 C193 17 180 0 001 T3 T2 Ti Q21 RXC DTB113ZK 45V z lt IC8 8 mi 78105 5V J5 25 4116 BL 8075 L B2B ZR SM3 TF 10 2 10 2 MAIN UNIT 0 821 47 P R33 Q14 8V OSA 734 T 7 9 V Q1 S R 0V C69 22 R60 10 75 33 R 0 3 V A Te 3 9 EXC ELDR25C 100 R 0V L24 C91 C1042 C106 att 0 001 100 0 001 42 C147 150 0158 909 1 LW 19 Q8 T To 027 218 C217 C196 C203 Ciz Ciz K DTA113ZU R45 Q15 9 001 L28 0001 0 01 LA 254 ME 7 7 7 137 167 139 225 0 33 100 10 1 T 68V 25 41166 iz 023 10
50. TX and RX VCO s regulator control signals 11 SHIFT High While receiving Low While transmitting Outputs R5 regulator control signal Low While receiving Outputs TX power control signal High While transmitting SECTION 5 PARTS LIST LOGIC BOARD LOGIC BOARD ORDER ORDER E R seems 1110002860 S IC TA75S393F TE85R 7030003570 S RESISTOR 123 V 12 1130004200 S IC TC4S66F TE85R 7030003680 S RESISTOR ERJSGEYJ 104 V 100 1110005340 S IC NJM12902V TE1 7030003400 S RESISTOR 471 V 470 1130009110 S IC S 80942ANMP DD6 T2 7030003700 S RESISTOR ERJ3GEYJ 154 V 150 1130009680 S IC HN58X2432TI 7030003640 S RESISTOR ERJSGEYJ 473 V 47 1130008090 S IC BU4066BCFV E1 7030003570 S RESISTOR 123 V 12 1140010400 S IC HD6433876B53H FX 2509A 7030003800 S RESISTOR ERJ38GEYJ 105 V 1 ine 1130007570 S IC BU4094BCFV E2 7030003800 S RESISTOR ERJSGEYJ 105 V 1 7030003800 S RESISTOR ERJ3GEYJ 105 V 1 7030003510 S RESISTOR 392 V 3 9 1530002690 S TRANSISTOR 2SC4116 GR TE85R 7410000950 S ARRAY EXB V8V 102JV 1590000430 S TRANSISTOR DTC144EUA T106 7030003680 S RESISTOR ERJSGEYJ 104 V 100 1590001650 S TRANSISTOR XP4601 TX 7030003800 S RESISTOR 105 V 1 1590000430 S TRANSISTOR DTC144EUA T106 7030003610 S RESISTOR ERJSGEY
51. XB V8V 102JV 7030003480 S RESISTOR ERJSGEYJ 222 V 2 2 7030003390 S RESISTOR ERJSGEYJ 391 V 390 7030003600 S RESISTOR ERJSGEYJ 223 V 22 7030003690 S GESISTOR ERJ3GEYJ 124 V 120 7030003560 S RESISTOR ERJSGEYJ 103 V 10 7030003590 S RESISTOR 183 V 18 7030003680 S RESISTOR ERJSGEYJ 104 V 100 7030003440 S RESISTOR ERJSGEYJ 102 V 1 7030003680 S RESISTOR ERJSGEYJ 104 V 100 7030003310 S GESISTOR 820 V 82 Q 7030003450 S RESISTOR ERJSGEYJ 122 V 1 2 7030003630 S RESISTOR ERJSGEYJ 393 V 39 7030003560 S RESISTOR ERJSGEYJ 103 V 10 7030003340 S RESISTOR ERJ3GEYJ 151 V 150 Q 7030003320 S RESISTOR ERJSGEYJ 101 V 100 7030003640 S RESISTOR ERJSGEYJ 473 V 47 7030003660 S RESISTOR ERJSGEYJ 683 V 68 7030003380 S RESISTOR ERJSGEYJ 331 V 330 7030003660 S RESISTOR ERJSGEY J 683 V 68 7030003520 S RESISTOR ERJSGEYJ 472 V 4 7 7210001860 VARIABLE EVU F2AF20 B14 10KB 7030003410 S RESISTOR ERJSGEY J 561 V 560 7030003440 S RESISTOR ERJSGEY J 102 V 1 7030003700 S RESISTOR ERJ3GEYJ 154 V 150 7030003660 S RESISTOR ERJ3GEYJ 683 V 68 SEA CSA 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 7030003670 S RESISTOR ERJ3GEYJ 823 82 USA 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 7030003440 S RESISTOR ERJ3GEYJ 102 V 1
52. d to the 1st mixer circuit after out of band signals are suppressed at the bandpass filter 09 011 09 011 D13 employ varactor diodes that track the band pass filters and are controlled by the T1 T3 signals from the D A convertor IC5 pins 10 11 23 These 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 MAIN UNIT The 1st mixer circuit converts the received signal to a fixed frequency of the 1st IF signal with a PLL output frequency By changing the PLL frequency only the desired frequency will pass through two crystal filters at the next stage of the 1st mixer 2ND IF AND DEMODULATOR CIRCUITS R59 SQLIN signal from the D A convertor IC5 pin 214 AF signal DETO R71 1 0105 T C101 I O R5V The signals from the RF circuit are mixed at the 1st mixer Q19 with a 1st LO signal coming from the VCO circuit to produce a 21 70 MHz 1st IF signal The 1st IF signal is applied to two crystal filters and F14 to suppress out of band signals The filtered 1st IF signal is applied to the IF amplifier Q16 then applied to the 2nd mixer circuit IC4 pin 16 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 which converts receive signal twice improves the image rejection ratio and obtain
53. is REMOVING THE FRONT PANEL OPTIONAL UNIT INSTALLATION D Unscrew 3 screws MP9 1 Install the optional unit as illustrated below Insert it tight 2 Unplug J6 to separate front panel and chassis ly to avoid bad contact 3 Remove the front panel in the direction of the arrow 4 Unplug J5 to separate fan and chassis 5 Unscrew 2 screws MP6 to separate MP15 and chassis Chassis MP9 SECTION 4 CIRCUIT DESCRIPTION 4 1 RECEIVER CIRCUITS 4 1 1 ANTENNA SWITCHING CIRCUIT MAIN UNIT Received signals passed through the low pass filter L44 L47 L48 L51 C190 C197 C203 C208 C210 C217 C218 The filtered signals are applied to the 1 4 A type antenna switching circuit 016 D19 The antenna swtiching circuit functions as a low pass filter while transmitting However its impedance becomes very high while D16 and D19 are turn ON Thus transmit signals are blocked from entering the receiver circuits The antenna switching circuit employs a 1 4 X type diode swtiching sys tem The passed signals are then applied to the RF amplifi er circuit 4 1 2 RF CIRCUIT MAIN UNIT The HF circuit amplifies signals within the range of frequen coverage and filters out of band signals The signals from the antenna switching circuit are applied to the limitter D15 and are then passed through the band pass filter D13 143 C183 C182 The filtered signals are amplified at the RF amplifier Q27 then applie
54. nnected 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 insulat ed turning 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 SECTION SECTION SECTION SECTION SECTION SECTION SECTION SECTION SECTION SECTION 4 1 4 2 4 3 4 4 4 5 6 1 6 2 8 1 8 2 8 3 10 10 1 10 2 10 3 TABLE OF CONTENTS SPECIFICATIONS INSIDE VIEWS DISASSEMBLY AND OPTION INSTRUCTIONS CIRCUIT DESCRIPTION RECEIVER CIRCUITS TRANSMITTER CIRCUITS PLL CIRCUITS POWER SUPPLY CIRCUITS PARTS LIST MECHANICAL PARTS AND DISASSEMBLY je i p HM 133V SEMI CONDUCTOR INFORMATION BOARD LAYOUTS HM 133V LOGIC BOARD MAIN UNIT BLOCK DIAGRAM VOLTAGE DIAGRAM MAIN UNIT LOGIC BOARD HM 133V PORTALLOCATIONS wv SECTION 1 SPECIFICATIONS GENERAL Frequency coverage of emission Frequency stability Tuning steps Antnna connec
55. on Narrow 2 5 kHz Wide 5 0 kHz Less than 60 dB 8 pins modular 600 Q Double conversion superheterodyne system 181 21 7 MHz 2nd 450 kHz 0 15 uV at 12 dB SINAD typical 0 08 uV at threshold typical Narrow More than 3 0 kHz at 6 dB Less than 9 0 kHz at 55 dB Wide More than 6 0 kHz at 6 dB Less than 14 0 kHz at 60 dB 60 dB typical More than 2 0 W at 10 distortion with an 8 Q load 9 conductor 3 5 d mm 18 8 Q All stated specifications are subject to change without notice or obligation SECTION2 INSIDE VIEWS MAIN UNIT AF power amplifier 023 RD70HVF1 ii RE SM Antenna switching circuit D12 D27 XB15A407 mE c 019 XB15A308 ag E D16 HVU131TRF VCO circuit n NM 2nd F filter F1 CFWS450F 2 CFWS450HT Reference oscillator 1st IF filter X1 CR 659 FI3 Fl4 FL 310 LOGIC BOARD System clock CPU X1 CR 663 IC7 HD6433876B53H EEPROM IC5 58 2432 Heset IC LOGIC board IC4 S 80942ANMP DD6 SECTION3 DISASSEMBLY AND OPTION INSTRUCTIONS REMOVING THE COVER REMOVING THE MAIN UNIT 1 Unscrew 4 screws MP10 1 Unscrew 11 screws MP6 and 2 screws MP7 and 2 2 Remove the cover in the direction of the arrow screws MP4 2 Unsolder 3 points to remove the antenna connector 3 Remove the Main unit in the direction of the arrow Chass
56. the buffer amplifier Q12 and is then fed back to the PLL IC IC1 pin 6 as the comparison signal PLL CIRCUIT totransmitter circuit to 1st mixer circuit Q19 switch Programang Prescaler divider Reference 5 PLLCK X1 Shift register _ 25 25 2 divider 41 pitstB to the 2nd IF IC IC4 pin 2 4 5 PORT ALLOCATIONS 4 5 1 CPU LOGIC UNIT Port mte mme Input port for the weather alert signal Input port for reset signal Outputs serial clock signal to the expander IC MAIN unit IC2 pin 3 D A convertor IC MAIN unit 105 pin 7 etc Outputs serial signals to the D A con vertor IC MAIN unit IC5 pin 8 etc Input port for the PTT switch High While PTT switch is pushed 16 Input port for the cloning signal 17 CLOUT Outputs the cloning signal Input port for noise signals pulse 19 NOIS Outputs LCD back light color control 20 COLOR signal Low While choosing umber color EI Outputs LCD contrast control signal Input port for the remote signals from 23 remote microphone HM 133V the MIC jack Input port for PLL unlock signal from UNLK the PLL IC MAIN unit pin 14 5 pon Outputs LCD common signals 36 39 KRS3 Input port for initial matrix i KRO Low While keys are pushing Input port for the remote control micro 40 EXTMIC HM 133V connecting detec Low While HM
57. tor Power supply requirement negative ground Number of memory channel Call channel Scanning mode Current drain approx Usable temperature range Dimensions projections not included Weight TRANSMITTER RF output power at 13 8 V DC e Modulation system e Maximum frequency deviation Spurious emissions Microphone connector RECEIVER Receive system Intermediate frequencies Sensitivity Squelch sensitivity Selectivity Spurious and image rejection Audio output power at 7 2 V DC Ext speaker connector USA version only Version Receive Transmit 144 000 148 000 MHz 136 000 174 000 MHz 140 000 150 000 MHz 136 000 174 000 MHz Specifications Guaranteed 144 148 MHz only FM F2D F3E 10 ppm 10 C to 60 C 14 F to 140 F 5 10 12 5 15 20 25 30 or 50 KHz SO 239 50 13 8 V DC Operable voltage range 11 7 to 15 9 V 207 channels including 6 scan and 1 call channel 1 channel Full Program Priority Memory Channel Skip Tone DTCS Bank and WX High 75 W Middle High 25 W Transmit Low Low 5 W Max audio Stand by Receiving 10 C to 60 C 14 F to 140 F 150 W x 50 H x 150 D mm 5 29 532 W x 1 3V32 H x 5 292 D in 1 09 kg 12 3 oz 38 4 oz 75 W 25W 10W 5W High Middle High Middle Low Low Variable reactance frequency modulati

Polaroid IC-V8000 User's Manual

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