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Service manual - Radio Service Inc

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1. AUDIO POWER AMP 12303 SB R339 LM4865M N AA 0 eo el a VDD Vo2 S80 INT SP T 5 Bypass 77 GND 2 969V 3T MOD DC vol 1 0301 m SPAMP 2SK1824 A 2 l ol o 18 J SPEAKER 58 8 1 ye 858 55 SES TA gt 92 q 5 malo e 25 47k 15k VR301 525 R31 0667 05 m D308 10k SURGE C331 R336 ABSORPTION BEEP 0 047u 22k D304 I REVERSE 3 8V PROTECTION F300 F53 0324 05 L410 A 5 xo 2 5A BATT YES IFES BAZ pi al gt R358 MIC300 SPDET 0 lt INT MIC ACTIVE FILTER ola C301 TS NJM2100V ZB 5 QT DQT IN AoUTPUT I T BTS 300 um s gt a lt LS tox EXT SP 258 Bes ose NW T R361 TXD 0 ss 100k _ 5 eg e S gt I d eo eo LO PA O ur A E 1 gt e 0306 307 _ 5 S VOLTAGE ala olo PROTECTION x Q HD 3M 3T C320 322 AFO 12 10u 18k 8 R 1 33V R318 BAND Six AUDIO MUTE SW som AK2346 Q300 i 2SK1824 A is 1 AMP LIMITER 308 1 2 302 a 11
2. X57 733 1 4 CP402 RK74HB1J103J VOX LOW SEL WH y 8419 47 420 47 8406 Ik COM3 8407 Ik ANN COM2 408 CL2 O O CL1 ANN COM1 QT DQT IN I IC400 XC61CN2802N 3 80V SB SB 3M I m DC SW 3T 3 80V BH30FB1WG 0404 2 89 VOLTAGE DETECT 8 2 VIN VoUT 31 2 RESET SW Zn 2585 gt gt GND s s SW 3C T 3 T p IC401 m gt gt I STBY NC T 16 0405 2 845V XC61CN2702N KRA305E NC IN VOLTAGE abe I Nex ols REGULATOR 3V STE i29 DC SW 3R VSS oUT RESET C428 0406 2 s 7 11 KRA305E iii D400 T 100p 3R B30 2143 05 LE 3 D401 BACKLIGHT B30 2278 05 3M 3M 589 g abe R 0 03V I 5215 T 2 985V DC SW osx BACK LIGHT DC SW DC SW 529 BUSY TX Q400 Q401 0402 R I2 976V DTC114EE DTC114EE DTC114EE T 0V R418 R422 8423 C460 R 0 03V 8444 8445 R482 1 T 2 99V ON 0 03V 0 39k 0 1 0 1 5k 27k GLED wbx xo SU 228 2348 Fas d
3. oy y ZHAE MOMEN 4 ZH S L JO pue JO AouenboJJ YUM JV 991 GQVNIS EGPZL 104 1nd1no ZHAL AW ZHINS8 8 31 19 U99 JH 10901 151 SLZY 7020 L J 9122 572 820 929 ez 6 9L LOZO LJ om te 00Z4X 7124 amu 1 as 2023 0023 00251 HE 8171 1221 6127 SULAUIS 782 SUIAWZ GOL 4901 121 121 23 TK 3230 m BOARD 10 11 12 13 14 24 D E F TX RX UNIT X57 7330 10 Component side view J79 0103 09 J Ww l D401 R404 D308 SPG B C349 55 amp E 360 K C345 LCD PTT LO PIE C353 2 350 C338 57 217 IC303 90 0402 88 0307 5H IC403 4N 0403 0308 58 O30 0304 40 0401 0400 10E 0305 ___ _ 0401 0306 SH 1407 103 404 5 855 C211 V S r 405 m C417 3 18475 lt Q5 3 5252 E58 3 s R472 X400
4. 90min Rapid charge 150min Starting charge temperature range OC S TS 405 On charge temperature range TK 3230 OPTIONAL ACCESSORY KSC 37 RAPID CHARGER B Flow Chart START Yes Red LED with 1sec Yes Error battery LED Red flash Go to start When T contact is off Are output terminals shorted No Standby temperature LED Red 2 C 2 CST 42 2 Give terminal power 4 5V 60MA 20 bsec Any output terminal open No Vchg gt 4 75V 0 1V Vchg lt 1 2V 0 5V LED Red Low battery charging 170 20 Timer 90min Out No Yes 90min timer start Yes m Vocv gt 4 4V 0 1V Vocv lt 3 65V 0 1V Rapid charge Constant current 1050mA 5 Constant voltage 4 5V 1 for Li ion LED Red 180min timer start Vchg gt 4 75V 0 1V or Vchg lt 2 55V 0 1V Vchg gt 4 1V 0 1V after 10min In 12797 Cor TS 2 C 2 C Charging current lt 200 20 SE andby temperature Timer hold LED Red 29 29 lt lt 459 29 Vocv gt 4 0V 0 1V Yes Timer stop Finish charge LED Green Timer recount Out Error battery Timer stop LED Red flash Yes Charge voltage is 4 5V It is higher than normally max battery voltage Vbattery 4 2V 0 3V is offset voltage a
5. Q20 C50 C51 sz 2 842V a R3 R8 R10 L13 114 35 R30 0 74V Wk v i ee 4 0 0 10 100k om 3 uss e o i 15 972 03 5 25 5488 Nee lt 925 77 RF 2nd IF al i S 450kHz 200 C207 1 2 cc fy ow p le ol 5 Mi R 2 837V T T T T T um e ES 100p 814 100 11 i eR24 _ 826 ii ie C8 100 R1 10 0 12 5 100 ae 0 0 10p m 270p R 1 588V C9 4100p 16 100 9 535 525 0215 11 ANN ea g29 it gt 0 01u 5 5 a PHASE LOCKED 9 SYSTEM oben be LOOP SYSTEM 2 1 200 3 a TA31136FNG UNLOCK DETECT il MA 5 UL ub 2 5 0 697 e e 85 ET Me TIPPS R 2 882V TSO Q201 a R200 R205 3 C216 25 4082 Sao lt 12ko 33k S 0 01 e 545 R 0 938V Abs R 2 835V 562 925 apes 2258 12 8MHz R 2 833V H207 7 AAA i e X1 3 3k R474 177 3019 05 e C30 R44 TET CO Q200 S lt 8 Neo I 470 I 10 KRA304E 125 e om 5 8 2 ans RX W N SW il d 777 aac Neca 2 s O a R43 10 1 T i S 2 c
6. TRANSCEIVER TK 3230 SERVICE MANUAL Knob VOL K29 9397 03 Cover Antenna cap F07 1929 03 Cap B09 0710 03 Wu mmm e c N KENWOOD Button knob PTT K29 9398 03 Key top K29 9399 02 Plastic cabinet assy Front A02 3977 03 This product complies with the RoHS directive for the European market KENWOOD Kenwood Corporation 2007 7 PRINTED IN JAPAN B51 8792 00 N 357 CONTENTS 2 REALIGNMENT 3 CIRCUIT DESCRIPTION 6 SEMICONDUCTOR DATA 10 COMPONENTS DESCRIPTION 11 PARTS LIST 12 EXPLODED VIEW 17 PACKING 18 ADJUSTMENT 19 LEVEL DIAGRAM 23 PC BOARD TX RX UNIT 57 7330 10 24 SCHEMATIC DIAGRAM 28 BLOCK DIAGRAM 32 OPTIONAL ACCESSORIES KNB 46L 14 KSC 37 34 SPECIFICATIONS BACK COVER This product uses Lead Free solder TK 3230 Document Copyrights Copyright 2007 by Kenwood Corporation All rights reserved No part of this manual may be reprod
7. 10 deviation PC mode 11 Battery warning PC mode Condition 1 CH TX center Modulation analyzer filter LPF 15kHz AG 1kHz 150mV PTT ON 1 CH TX center Modulation analyzer filter LPF 15kHz AG 1kHz 12mV 1 TX center Wide OT 151 4Hz Modulation analyzer filter LPF 3kHz PTT ON 2 CH TX center Narrow 151 4Hz Modulation analyzer filter LPF 3kHz PTT ON 1 CH TX center Wide DOT 023N Modulation analyzer filter LPF SkHz PTT ON 2 CH TX center Narrow DOT 023N Modulation analyzer filter LPF 3kHz PTT ON 1 Battery terminal 3 1V TK 3230 ADJUSTMENT Test equipment Linear detector Linear detector voltmeter Measurement Adjustment Adjust it 4 2 2 peak whichever SP MIC higher Adjust it to 2 1kHz peak whichever higher Adjust it to 0 75kHz key Adjust it to 0 35kHz Adjust it to 0 75kHz Adjust it to 0 35 2 Specifications Remarks 2 5 3 8kHz 1 1 0 9kHz 0 05kHz 0 05kHz 0 05kHz 0 05kHz 21 TK 3230 ADJUSTMENT Receiver Section Measurement Condition Test Specifications Remarks Terminal equipment 1 Sensitiviry 1 CH RX low center high 550 SINAD 1288 or more Wide SSG output 117dBm 0 32uvV Oscilloscope Jig cable SSG MOD 1kHz AF V M SP MIC 550 DEV Distortion meter
8. 25 3656 0103 Absolute Maximum Rating Ta 25 C FET ROA0002DNS unit 0104 Absolute Maximum Rating Ta 25 C O EEPROM clock MIC mute Beat shift Serial data Serial clock PLL IC chip select IC300 power supply Final switch AF AMP on off O 53 68 Wide Narrow RXD TXD 70 71 72 Battery low 3V AD power supply TX thermal input RSSI input Squelch input QT DOT input 16V 5V 3 8A PUR 150 C 55 150 TK 3230 COMPONENTS DESCRIPTION TX RX unit X57 7330 10 C1 IC100 200 00 01 2 400 Voltage Detect Reset Switch Voltage Regulator DO 401 403 404 405 406 RX W N Switch 1 2 4 0101 0103 0104 0200 Transistor 0201 Transistor IF amplifier 0202 0203 0204 0300 301 0302 0303 0400 0401 0402 0403 408 0404 0405 0406 Diode Current Steering U N C2 05 06 7 0101 200 201 D300 D301 Variable capacitance Diode Frequency control Variable Capacitance TX modulation Diode D302 D303 D304 D305 D306 307 D308 D400 D401 Diode AGC detect Diode AF detect 11 TK 3230 PARTS LIST New Parts A indicates safety critical components L Scandinavia K USA P Canada Parts without Parts No ar
9. KE 2 R17 191 has c18 2 R34 11 C24 D6 E C55 L M N O P 3230 TX RX UNIT X57 7330 10 Foil side view J79 0103 09 S SPK J300 EXT SP MIC VR301 5 taea il C200 m Q201 N E S 20 5208 R205 C224 Q202 ET cz E C268 R2 gt 8215 8212 R214 inn C228 R468 C232 C235 5 R206 6 N m co O R484 22020 a e 832 C45 0 R40 TEE iS L10 R29 0 1408 200 A L209 21 205 1208 211 267 200 cu 231 L214 i 2247 iA R201 R232 5 N O N R217 203 R221 2511 S R231 5 2 SER C pop 5233 mm C262 6 L104 C240 C243 R218 C126 C130 L111 e CN CN N O 0101 1218 1222 CD200 B 8401 lO IS RI B m 1108 2 cc WE 2 a E 122 4 x e Iib g lz gt 8 N Component side Layer 1 Layer 2 Layer 3 Layer 4 Foil side 27 UNIT 57 7330 30 SCHEMATIC DIAGRAM
10. 1 8403 1 4 IC401 9 Org tt BATT OS IC400 a 5 IC404 EE C430 R487 R486 C419 C337 Sea JAN Q 116 0301 N 5 19 8332 8359 rae 2 oc 329 O 8 8 8 R334 0300 SIR 8315 C313 P SHS C309 R318 R42 R322 C316 2 S gt 2 e N O R313 e lS e co Oj lt C470 s cc 22 Ge C434 C432 amp BATT GS 1 R316 J79 0103 09 C358 C314 6303118305 5 C301 303 I R492 R476 R300 TH302 R302 R304 L14 54 C51 C53 C408 R469 L411 3 R470 R133 Ref No Address Ref Address Ref Address Ref No Address Ref No 16200 7J 0104 101 7D ps 16302 6E 04 0202 0406 4D O5 0203 3C 06 7J 204 8M _ 80 4 4 E 42 4E 4D D4 D6 10 3K 8J 8K C41 C38 R30 L412 D2 D4 fs in lo 2 27 8201 15 ol pg A 3 5 05 R29 C453 5 5 test R32 ca3 C44 D6 E gt p nog m 112 200 R217 C127 3 C129 i C119 C359 C122 a C124 9 l
11. KPG 108D is the programming software for the transceiver supplied on a CD ROM The software on this disk allows a user to program the transceiver radios via Programming interface cable KPG 22 2 6 Programming with IBM PC If data is transferred to the transceiver from an IBM PC with the KPG 108D the data for each set can be modified Data can be programmed into the EEPROM in RS 232C format via the SP MIC jack In this mode the PTT line operate as TXD and RXD data lines respectively KPG 22 or KPG 22A or IBM PC KPG 22A KCT 53U p Illustration is KPG 22 gt P 3 KPG 108D Yc lt Gray Gray Black 91 5 Lead wire 7 4 5 Shield wire Mic Tuning cable E30 3216 05 SSS a 2 D SUB 9 pin KPG 22A Transceiver Fig 1 KPG 22 Transceiver KPG 22A Transceiver 3 Clone Mode 3 1 Outline Clone Mode copies the transceiver data to another transceiver The dealer copy the transceiver data to another transceiver even without the use of a personal computer 3 2 Example The transceiver can copy the programming data to one or more transceivers via RF communication The clone source and clone target s must be in Clone mode TK 3230 REALIGNMENT 3 3 Operation 1 2 Keep holding PTT and MONI keys 1 second personnel Transceiver sound key on tone and ente
12. TK62012F 3 O SS 305 270k 4 0303 9 5 BoUT 8335 333 1338 336 6 R323 470k B IN 1k 15k 0 tu R300 8476 307 7 18 C314 eR321 C319 2700 mm mm Av cA um 11 11 15 0 0 8 3900p 22k L 9 10 L S 8 8 o k u 28 as 2 MUTE AGC SW B e 8 8 5 0301 e D303 W ne s s 706 40 DAN222 8340 C332 ANN Q303 m 25 4919 gt 22k x AGC DETECT 2 MIC MUTE AGC lt 2 5 8 FEF mc gt AF DETECT 509 gt e 0302 706 40 AA AA 1 0302 R357 990 C431 R443 SL 2SK1824 A T ole E 11 ANN SSZ oJ 0 01 1k 5 SURGE Bees icis 8 ABSORPTION E 777 12 MOD MOD 3T 3R 3R 3M 3M B B X57 733 2 4 _ M 0 TK 3230 SCHEMATIC DIAGRAM r Ll SHIELD nS e R 0 36V R29 57 T 0 33V ANN L4 cia TX
13. 8215 3 2 mu R 1 658V RF AMP 01u o 0204 L79 1807 05 C259 C252 1215 231 C253 r HSC277 D200 201 SW A 3R R468 I MN 0 B B Note The components marked with a dot are parts of layer 1 31 X57 733 4 4 TK 3230 BLOCK DIAGRAM TX RX UNIT X57 7330 10 Y E Power switch Low Pass Battery Filter F300 F53 0324 05 MOD TO Volume 3M Voltage Regurator Protector 3CC 432 434 VR300 D4 1SV214 F L IC404 BH30FB1WG R444 R445 304 1 Loop Filt Switch 3C UL N requency 0405 KRA305E pons Control SB 3TC PEN C2 C6 C11 02 1SV214 F R3 R5 R8 R10 nade PLLIC 3C BAT Switch 3T 12 8MHz Shift R417 0404 KRA305E TORG Low Pass Switch Filter 3RC X1 L77 3019 05 TB31202FNG D1 RSK151K 01 25 1824 3 zi C50 C51 C52 C53 C54 Tripler L13 L14 2nd Local 3 SB 0406 KRA305E LED D400 B30 2143 05 0202 25 4082 2nd IF 4 Voltage Ceramic A Detector DESEE Filter 401 XC61CN2802N CF200 L72 0958 05 Vo Itage BATL Detector 400 XC61CN2902N RLED 0401 DTC114EE 0402 DTC114EE DI O EEPDATA Volume Volume MOD Splatter 3M RD MCU 403 D338327A19WV 3M A EEPCLK OT DOT IN EEPDATA 406 BR24L01AFJ W 1C301
14. Volume ma 250461719 lt 4 ture SCLK co C100 BH2219FVM Voltage 3M Filter 05 25111 Detector DIO Protector Regurator ee 432 434 D4 1SV214 F TH100 8444 8445 VCONT IC404 BH30FB1WG A BH i 0304 GN1G T 3C EM Pass Filter iter i Switch 3C Tx 460 000 Frequency Buffer 470 000MHz 4 Pre drive Drive Final ANT 0405 Control Amp Switch SB 3TC C2 C6 C11 02 1SV214 F 02 25 5488 Q5 25 5066 06 25 5066 0101 0103 0104 0101 HVC131 121912211222 R3 R5 R8 R10 Oscillator desea 2SC5092 F 2SK3656 F 00020 5 D201 HSC277 255 258 261 264 i 416 3C Tx 460 000 470 000MHz 3C 3R 421 150 3R Band Pass Rx 421 150 431 150MHz 431 150MH 2 Filter Switch 3T BAT VCONT TCXO R417 O404 KRA305E Law Pass Mixer Rx 460 00 470 000MHz Filter 3RC X1 L77 3019 05 TB31202FNG D1 RSK151KJ 03 2SC5488 O203 3SK318 O204 3SK294 L218 L79 1807 05 O1 2SK1824 A DEEP vu 3R 3R 301 1st IF 38 85MHz ae i RXAF aweh zi C50 C51 C52 C53 C54 u 113 114 2nd Local 38 4MHz Monolithic I SB Tripler IF Amp Crystal O406 KRA305E Filter LED D400 B30 2143 05 O202 2SC4082 2nd IF 450kHz 0201 2504082 XF200 L71 0586 05 e ___ Detector RESET Filter FM IF IC 3R 3R 401 XC61CN2802N 200 L72 0958 05 RSSI BUSY Switch W N Vo
15. from the MCU 403 as serial data when the power turns on when the channel is changed or when transmission begins It sets the variable divider in the PLL IC The X1 produce 12 8MHz reference frequency It is divided to produce a 6 25kHz 5kHz PLL comparison frequency in the PLL IC This PLL IC can generate a channel step which is twice of the PLL comparison frequency Hence the PLL IC can directly generate channel step by 12 5kHz 10kHz Beside an external control voltage of TCXO is used to shift TCXO reference frequency by 6 25kHz 5kHz to achive channel step with 6 25kHz 5kHz generate in the PLL IC The VCO output is divided by the divide ratio set by the divider in the PLL IC to generate 6 25kHz bkHz It is compared with the reference comparison frequency by the 3C T R MOD VCO OUT comparator to detect a phase difference The charge pump circuit in the PLL IC converts it to a control voltage that can drive the VCO directly The control voltage passes through a loop filter which passes low frequency and 15 applied to the VCO control pin to control the oscillator frequency The loop filter removes unwanted harmonics and noise contained in the output from the phase comparator and determines PLL response and synchronizing characteristics by the amplitude and phase characteristics Fig 8 Unlock Detection Circuit If the PLL cannot be synchronized for some reason or other when switching the chann
16. B62 1976 10 INSTRUCTION MANUAL C28 CC73HCH1H110G C29 CC73HCH1H101J E3 1390 05 PARALLEL CORD C30 CK73GB1H103K 2127 CC73HCH1H100D 07 1929 03 C33 CC73HCH1HOR5B G10 1378 04 FIBROUS SHEET 034 35 CC73HCH1H100D C36 37 CC73HCH1H101J H52 2168 02 ITEM CARTON CASE C38 CK73HB1H471K C39 CC73HCH1H101J J19 5508 03 HOLDER PTT C40 CS77AA0J220M J29 0736 05 HOOK ASSY ACCESSORY C41 CC73HCH1H050B 29 9397 03 C43 CC73HCH1H100D K29 9398 03 BUTTON KNOB PTT C44 CC73HCH1H050B K29 9399 07 KEY TOP 045 46 CK73HB1H471K C47 CK73HB1A104K N14 0840 05 CIRCULAR NUT N35 3005 43 BINDING HEAD MACHINE SCREW 048 49 CK73HB1H471K N80 2006 43 PAN HEAD TAPTITE SCREW C50 51 CC73HCH1H030B N99 2063 05 SCREW SET ACCESSORY C52 CC73HCH1H050B C53 CC73HCH1H080B 107 0362 25 C54 CC73HCH1H050B 90 1068 05 ANTENNA ELEMENT C55 CC73HCH1H101J 08 0994 05 AC ADAPTER 120V ACCESSORY 57 58 CC73HCH1H101J 08 0995 05 55 C60 CC73HCH1H120J C100 CK73HB1H471K C101 CC73HCH1H1R5B C103 CK73HB1A104K C111 CK73HB1A104K C112 CK73HB1H471K C113 CC73HCH1H150J C114 CC73HCH1H120J 2B B11 1849 03 ILLUMINATION GUIDE LCD 116 CK73HB1H471K 1B B38 0925 05 LCD C117 CC73HCH1H101J B30 2143 05 LED YG 2119120 CK73HB1H471K B30 2278 05 LED RED YELLOW C121 CC73HCH1H270J C122 CK73HB1A104K CC73HCH1H101J CHIP C 100PF CS77AA1VR33M CHIPTNTL 0 33UF C123 CC73HCH1H270J CK73HB1H471K CHIP C 470PF C
17. Narrow 2 CH RX low center high SSG output 116dBm 0 35yV SSG MOD 1kHz SSG DEV 1 5kHz 2 Squelch 1 RX center Wide Adjust to open the level SSG output 121dBm squelch PC mode SSH MOD 1kHz SSG DEV 3 0kHz 2 CH RX center Narrow SSG output 120dBm SSH MOD 1kHz SSG DEV 1 5kHz Adjustment Points INT INT 8 1 External power supply terminal Fasten with alligator clip 3M Component side J300 EXT SP MIC TC1 VCO lock voltage adjustment LV VCO 1 voltage measurement VR300 DOT balance adjustment TX RX unit Foil side 22 TK 3230 LEVEL DIAGRAM 191u92 4H 780 0213 ELLO LOLO 3 ONS YOLO 5010 9 gt 61 8 ulgpsg L UJgps oc ZHAL AV OOEYA 4490001 e esn uonoes JH 99 uj va 991 128uu02 u0I98S jv 3y ui ZHAL AAC ZH10 Indu JIN 24 03 193 s DY 2 _ lt lt 4 813 00231 2023 OIN SUJJAUJS9 99L SUUAWIZ 19 SulJAuuq zL 01329 JV SUUJA 9 0 ueeq sey 1ndino 991 WALA JV uo uMOUS y ure1qo pue LUGPEG o 195
18. so 2 Input resistance 1 or more 8 Oscilloscope 1 Measuring range DC to 30MHz 2 Provides highly accurate measurements for 5 to 25MHz 9 AF Voltmeter AF V M 1 Measurable frequency 50Hz to 1MHz 2 Maximum sensitivity 1mV or more 10 Standard Signal Generator SSG 1 Maximum frequency 600MHz or more 2 Output 133dBm O Ob5uV to 7dBm 501mV 3 Output impedance 500 11 Dummy Load 1 80 1W or more 12 AF Generator AG 1 Frequency range 100Hz to 100kHz 2 Output 0 5mV to 1V 13 Distortion Meter 1 Measurable frequency 30Hz to 100kHz 2 Input level 50mV to 10Vrms e 1 2 4 Service Jig ANT cable E30 3418 08 Modify the cable as shown below Solder the ANT cable to the ANT terminal on the TX RX unit Battery jig 05 1365 00 Connect the power cable properly between the battery Jig installed in the transceiver and the power supply and be sure output voltage and the power supply polarity prior to switching the power supply ON otherwise over voltage and reverse connection may damage the transceiver or the power supply or both Note When using the battery jig you must measure the voltage at the terminals of the battery jig Otherwise a slight voltage drop may occur within the power cable between the power supply and the battery jig especially while the transceiver transmits 19 TK 3230 Common Section Condition 1 Setting 1
19. Soe 358 a T T cor T 4 8 MOD 3T R SM 3R B 3M B B X57 733 3 4 TX RX UNIT 57 7330 10 TX PRE DRIVE TX DRIVE TX FINAL 2565092 am 1 RFSW 0 751 T 0 78V i T 2 77V T 0 8V 25 3656 T 3 793V 5 RQA0002DNS R 3 776V SW 06 C101 1411 469 8470 71 113 8128 C134 D101 HSC277 1 5p 3 3n 0 0 0 100p Hvci31 st e 25 5 oT S 9 d N e e e T R 1 622V 8 28 o RF SW 07 Ki 3T 5 277 E xv aw 2 9 R 0 754V 3 Sess T THP 1 R 0V S28 e IC100 T 1 2V Hi 229 BH2219FVM 777 R T SCHEMATICDIAGRAM K 3230 0 846V Low LD 1 DI Ao2 TESTMoNI GND VCG R39 100p 470p NNV 3 3k C55 C49 am um um m Qn um um um um um um um m 219 e 1221 e L222 2 2 0202 2nd LOCAL 38 4 MHz C232 235 222 1206 25 4082 TRIPLER 777 R 0V T 0 819V 244 247 R484 IF 470p 4p 0 9 amp Nex 8 E ASG ESA SIR 5 o R 2 93V e 200 C219 R234
20. 126 R124 C120 L105 C123 cN Q C219 CN CN oc 5 L209 214 D G 203 56 lt CN C241 E C241 5 C240 C243 1212 R218 C131 126 1 130 D 125 1106 C128 C217 R212 AFO SPK J300 EXT SP MIC SPG P O MIC lo v 2 N 209 C204 203 oc 200 8202 m 8200 tc R216 8201 S 208 1200 8 8205 221 223 9 268 co CN O E x 5 R206 6 N N N O D R484 202 8228 Hes C250 8227 R201 R232 CN R221 251 C253 C252 C464 E33 0 N IN N IRR CN CN CN JO ja e m e 5 259 5233 D201 al 262 Ex D101 bas oc 200 134 C257 254 C255 C258 L221 L219 TK 3230 TX RX UNIT X57 7330 10 Foil side view J79 0103 09 VR301 N L222 CD200 RB Component side Layer 1 Layer 2 Layer 3 Layer 4 Foil side 10 11 12 13 14 TX RX UNIT 57 7330 10 2 5 Power switch Low Pass 3C 3T 3M Tx Rx 460 000 Filter 470 000MHz SB PC F300 F53 0324 05 MOD 90 1068 05
21. BUSY CALL C443 8442 C431 R443 L404 C422 C437 8429 C423 MIC300 exe C442 R434 R431 N TK 3230 TX RX UNIT X57 7330 10 Component side view J79 0103 09 D304 C461 J79 0103 09 Component side Layer 1 Layer 2 Layer 3 Layer 4 Foil side BAT T 25 1 10 11 12 13 14 10 11 12 13 14 D TK 3230 Pc BoARD TX RX UNIT X57 7330 10 Foil side view J79 0103 09 BATT BATT 1400 101 8403 41 4 IC401 S CIT email z ak IC400 JO ar IC404 C430 C419 C337 eo 8359 e oc HE co 315 C313 C309 fr e gt e O 8313 C470 r lt fae C434 S C432 m RE 58 R317 R319 co Ol R314 IR316 J79 0103 09 go 5 L 52 AS R325 Ta 303 1 305 C303 R492 C358 358 Address R 10 26 C346 C468 R349 O302 R344 N C52 C50 4 cao R476 R300 TH302 R302 R304 C25 ma 53 054 C51 R469 N 1411 C35 C41 C38 R30 L412 BE R470 R133 C10 R471
22. IF Amplifier The IF circuit is integrated in the FM IC IC200 The IF IC contains local input mixer limiter amplifier FM DET and low frequency amplifier The IF signal coming from the IF amplifier 0201 goes to the IF IC mixer and is mixed with the second local signal 38 4MHz to produce a second IF signal 38 895MHz 38 4 450kHz The tripled PLL reference oscillation 12 8MHz x 3 is used for the second local signal The second IF signal passes through ceramic filter CF200 to remove unwanted signals The second IF signal passing through the ceramic filter passes through the limiter amplifier consisting six differential amplifiers and is detected The amplified second IF signal is demodulated by the quadrature detector with the ceramic discriminator CD200 The demodulated signal is routed to the audio circuit Squelch Circuit A squelch circuit is provided to prevent no signal noise or weak signals from outputting to a speaker during transmission B AF Circuit The FM IC output passes through the base band IC IC300 The signal then goes through AF volume control and is routed to an audio power amplifier IC303 where it is amplfied and output to speaker This IC have BTL amplifier function At internal speaker BTL amplified At external speaker IC switch off the 1 channel amplifier by connectors information IF amp 38 4MHz X1 202 12 8MHz A CF200 450kHz Fig 4 IF amplifier Squuelch and
23. 470PF C327 CK73HB1A683K CHIP C 0 068UF C215 217 CK73HB1C103K 0 010UF C328 CK73GB0J475K CHIP C 4 7UF C218 CK73HB1H471K 470PF C329 CC73HCH1H181J CHIP C 180PF C219 CK73HB1C103K 0 010UF 330 331 CK73HB1A473K CHIP C 0 047UF C220 CC73HCH1H010B 1 0PF 332 333 CK73HB1A104K CHIP C 0 10UF C221 CK73GB1H183K 0 018UF C336 CK73HB1A104K CHIP C 0 10UF C222 CK73HB1H331K 330PF C337 CK73FB1A225K CHIP C 2 2UF 223 CK73HB1C103K 0 010UF 0338 CK73HB1C103K CHIP C 0 010UF C224 CC73HCH1H100D C339 C92 0864 05 CHIP TNTL 10UF 275 CC73HCH1H150J 15PF C340 CK73HB0J105K CHIP C 1 0UF C226 CC73HCH1H010B 1 0PF C341 CK73HB1H471K CHIP C 470PF C228 CK73HB1C103K 0 010UF C342 CK73HB0J105K CHIP C 1 0UF C229 CC73HCH1H880J 68PF 0343 CK73HB1A333K CHIP C 0 033UF 230 231 CK73HB1C103K 0 010UF C345 CK73HB1H471K CHIP C 470PF C232 CC73HCH1H330J 33PF C346 CK73HB1A104K CHIP C 0 10UF C233 CC73HCH1H121J 120PF C348 CK73HB1A104K CHIP C 0 10UF C234 CK73HB1H471K 470PF C349 CK73HB1H102K CHIP C 1000PF C235 CC73HCH1H330J 33PF C350 CS77CP0J100M CHIP TNTL 10UF C236 CC73HCH1H240J 24PF C351 CK73HB1A154K CHIP C 0 15UF 237 CC73HCH1H680J 68PF C353 CK73HB1H102K CHIP C 1000PF C239 CC73HCH1H030B 3 0PF C354 CS77AB20J101M CHIP TNTL 100UF C240 CK73HB1C103K 0 010UF C358 CC73HCH1H470J CHIP C 47PF 241 242 CK73HB1H471K 470PF 359 361 CC73HCH1H101J CHIP C 100PF C243 CC73HCH1H470J 47PF C363 CK73HB0J105K CHIP C 1 0UF 0244 246 CK73HB1H471K 470PF C364 CC73HCH1HOR3B CHIP C 0 3PF C247 CC73HCH1H040B 4 0PF C400
24. AF circuits Narrow and wide setting can be made for each channel by switching the demodulation level The WIDE low level and NARROW high level data is output from 1 403 pin 69 When a Wide low level data is received Q200 turn on When a NARROW high level data is received 0200 turn off Q200 turns off on with the wide narrow data and the 200 detector output level is switched to maintained constant output level during wide or narrow signals Transmitter System Microphone Amplifier Circuit The audio signal from the microphone passes through the MIC amplifier IC302 Then the signal goes through the base band IC IC300 that has the pre emphasis circuit band pass filter 300 to 3kHz amplifier and limiter The distortion components outside the audio band are removed by the splatter filter Modulation Circuit The MIC amplifier IC302 output passes through VR300 for modulation adjustment and goes to the modulation input of the VCO circuit for variable reactance phase modulation Transmission Output Circuit The VCO output is amplified by a high frequency amplifier 0101 Q103 and 0104 passes through a high frequency antenna switch passes through a low pass filter and goes to the antenna transmission output is about 1 5W with 3 8V DC supply at battery terminal Low Pass Filter Circuit A three stage Chebyshev type low pass filter is located between the antenna and transmi
25. MODULATION s037 eek RF AMP 13657 R 0 783V 06 Ja S L409 48 z 33n 79 nm 2805066 F 0 I m ee mil p 66 C459 5 3n 15 12 s 5m2 25 5488 C33 0 i ae cO 5p 10 oto 220 u zT lt sts NR FREQUENCY a ru d SIS xn CONTROL 829 4 038v 2 2 8 i 2 c O o 10k ls 5 28 ATA 77 iig 528 R 2 843V S 5 2 ogo C2N TO833V gen oS 229 R17 us I 2 1k 56k 1 0u s CURRENT NO S I OT STEERING 8 28 RIS g gt s RIPPLE FILTER 2 OFS OFS 777 777 04 R7 2 837V 28 4617 8 E 1 934V Don y co 7 I R 0 117V 855 5 2 T lt I 8 8 T 1 764V 5 2 626V Q1 e 25 1824 CURRENT D S quo STEERING 52 542 DC SW mam lt 3 3C 3M i 3T 3M 3T NSS cor 14 4 a EN YCROPSORL
26. Receiver System Front End The high frequency signal from the antenna passes through a low pass filter and a high frequency switch D101 D200 D201 and L220 which switches between transmission and reception and goes to the BPF L218 to remove unwanted signals The resulting signal is amplified by high frequency amplifier O204 and goes to the first mixer 0203 B First Mixer The signal that reaches Q203 is mixed with the first local signal from the VCO to produce a first IF signal 38 85 Receive frequency First local frequency First IF frequency 38 85MHz The first IF signal passes through MCF XF200 monolithic crystal filter to remove unwanted signals The first IF signal is amplified by IF amplifier O201 and goes to IF IC 200 ANT ANT 218 0204 465 0MHz 1st local OSC PLL RF AMP 1st MIXER 0203 38 85MHz Nominal center frequency fo 38 85MHz Pass bandwidth 5 0kHz or more at bandwidth 185s ores ot 2508 Table 2 MCF L71 0586 05 TX RX unit B 2 200 m Nominal center frequency fo Ripple at 450kHz 4kHz at 450kHz 100kHz Attenuation bandwidth 1st IF 38 85MHz VCO 1st local OSC Fig 3 Receiver circuit MCF IF IF AMP DET AF AMP XF200 0201 200 03 2 local OSC Fig 2 Receiver section configuration TK 3230 CIRCUIT DESCRIPTION
27. Set unit jig Battery terminal 3 8V 2 lock voltage 1 CH TX high PTT ON 2 CH RX high 3 CH RX low 4 CH TX low Transmitter Section Condition 1 CH center PTT ON Transmit frequency PC mode 1 CH TX 460 00625MHz PTT ON Transmit frequency shift 6 25kHz PC mode Transmit frequency shift 5kHz PC mode 1 CH TX 460 005MHz PTT ON 1 CH TX center 2 CH TX low high PTT ON 1 CH TX center PTT ON Power Low PC mode 2 CH TX low high PTT ON DOT balance 1 CH TX 100Hz square wave PC mode Modulation analyzer filter LPF 3kHz ADJUSTMENT Measurement Test equipment TX RX LV TX RX 1 85V 2 4V or less Specifications Remarks Digital voltmeter 0 4 or more Measurement Terminal Jig cable SP MIC VR300 Adjust the wave form to square wave Specifications Remarks Adjust to the center Within 100Hz frequency Adjust to the desired Within 100Hz frequency Adjust it to 1 5W 0 1W Less than 1 6 equipment f counter Power meter 1 15 1 85W Less than 1 6A 0 1W Less than 0 9A Adjust it to 0 55W 300 800mVW Less than 0 9A Linear detector Oscilloscope deviation Wide PC mode Narrow sensitivity Wide Narrow deviation
28. is KPG 22A the KCT 53U be used TK 3230 REALIGNMENT Notes e You must install the KCT 53U driver in the computer to used the USB adapter KC T 53U e When using the USB adapter KCT 53U for the first time plug the KCT 53U into a USB port on the computer with the computer power ON 2 When the POWER is switched on user mode can be entered immediately When the PC sends a command the transceiver enters PC mode When data is receiving from the transceiver the red LED lights When data is transmitted by the transceiver the green LED lights Notes e he data stored in the personal computer must match Model Name when it is written into EEPROM e Do not press the PTT key during data transmission or reception 2 3 KPG 22 KPG 22A Description PC programming interface cable Option The KPG 22 22A is required to interface the transceiver with the computer lt has a circuit in its D sub connector KPG 22 25 KPG 22A 9 pin case that converts the RS 232C logic level to the TTL level KPG 22 22A connects the SP MIC connector of the transceiver to the RS 232C serial port of the computer 2 4 KCT 53U Description USB adapter Option The KCT 53U is a cable which connects the KPG 22A to a USB port on a computer When using the KCT 53U install the supplied CD ROM with driver software in the computer The KCT 53U driver runs under Windows 2000 or XP 2 5 Programming Software Description
29. 0 461 31250 4 for wireless cloning 21 461 33750 A e Auni nn r nit if it is unprogrammed unit cannot a Source Unit t prog 5 23 462 76250 51 If PTT is pressed an error tone will sound 24 462 78750 52 25 462 81250 53 e Once a unit is set to be the Source it cannot target after the data has been transmitted This protects the qata in the Source unit 26 462 83750 54 27 462 86250 5 28 462 88750 56 e f the Target unit is cloned unsuccessfully error tone will sound with Er display User can select channel frequency from above Table 1 e After 4 seconds Target unit returns to display 4 x x means the last selected channel table number e The Source unit and Target unit must be of the same model type and destination order for Clone to operate e 115 not possible to read write setup data from the clone source target when it is in Clone mode But it will trigger to go to cloning mode TX when try to read write Cloning frequency table TK 3230 CIRCUIT DESCRIPTION Frequency Configuration CF ANT 450kHz N 460 470MHz 38 85MHz 1st PLL 460 470MHz Fig 1 Frequency configuration Double super heterodyne 1st IF frequency 38 85MHz 2nd IF frequency 450kHz Reception method Transmission method VCO direct oscillation amplification Modulation Variable reactance phase modulation Table1 Basic configuration
30. 00 R201 R202 R204 R205 R206 R207 R208 R209 R211 R212 R213 R214 R215 R216 R217 R218 R219 R220 R221 1222 R223 R224 R226 R227 R228 R230 R231 R232 233 R234 8300 R302 8303 R304 R305 8306 8307 8308 R309 310 R311 R313 R314 R315 316 R317 R318 R319 R321 R322 R323 R324 R325 R327 R328 R329 330 R332 RK73HB1J184J RK73HB1J000J RK73HB1J221J RK73HB1J102J RK73HB1J000J RK73HB1J122J RK73HB1J272J RK73HB1J332J RK73HB1J124J RK73HB1J332J RK73HB1J394J RK73HB1J332J RK73HB1J000J RK73HB1J122J RK73HB1J222J RK73HB1J101J RK73HB1J564J RK73HB1J334J RK73HB1J561J RK73HB1J101J RK73HB1J561J RK73HB1J331J RK73HB1J224J RK73HB1J683J RK73HB1J473J RK73HB1J224J RK73HB1J271J RK73HB1J000J RK73HB1J560J RK73HB1J124J RK73HB1J104J RK73HB1J273J RK73HB1J000J RK73HB1J564J RK73HB1J000J RK73HB1J153J RK73HB1J562J RK73HB1J104J RK73HB1J273J RK73HB1J274J RK73HB1J154J RK73HB1J000J RK73HB1J101J RK73HB1J104J RK73HB1J101J RK73HB1J473J RK73HB1J563J RK73HB1J153J RK73HB1J333J RK73HB1J104J RK73HB1J823J RK73HB1J223J RK73HB1J183J RK73HB1J474J RK73HB1J153J RK73HB1J331J RK73HB1J683J RK73HB1J105J RK73HB1J104J RK73HB1J683J CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CH
31. 1 D201 HSC277 Band Pass Filter L218 L79 1807 05 BEEP RXAF SB K 3230 Tx Rx 460 000 470 000MHz ANT T90 1068 05 Low Pass Filter L219 L221 L222 255 258 261 264 Volume VR301 R31 0667 05 Speaker T07 0362 25 8 Ohm Amp IC303 LM4865M SPAMP Switch O301 2SK1824 A AGND 3M Mic Amp IC302 1 2 TK62012F Mic AGC Mute MICMUTE O303 2SC4919 D303 DAN222 D301 RB706F 40 Protector D306 KDZ3 3V D307 KDZ3 3V Surge SP MIC Jack J300 E11 0703 05 3 00 91 0651 15 1 33 TK 3230 34 OPTIONAL ACCESSORIES KNB 46L Li ion battery pack External View Specifications QM 2000mAh Circuit Diagram Discharging terminals Charging terminals KBH 14 Belt clip B External View KSC 37 Rapid charger B External View Specifications Charge 0 00 1050mA 5 Charge voltage at battery charging terminals 4 5V 1 End ol charge 2 u usss 200mA 20mA Rapid charge time Less than 150 Low voltage battery charge
32. 124 CK73HB1H471K CC73HCH1H101J CHIP C 100PF 125 736 1 050 CS77AA1A2R2M CHIP TNTL 2 2UF C126 CK73HB1H471K C127 CK73HBOJ105K CC73HCH1H101J CHIP C 100PF CK73FB0J106K CHIP C 10UF 0128 CC73GCH1H270J CS77CA1VOR1M CHIP TNTL C129 CK73HB1A104K CC73HCH1H470J CHIP C 47PF C130 CK73HB1C103K CC73HCH1H101J CHIP C 100PF C131 CK73HB1A104K C132 CK73HB1H471K CC73HCH1H040B CHIP 4 0PF CC73HCH1H101J CHIP C 100PF C133 CC73HCH1HO90B CC73HCH1H130J CHIP C 13PF C134 CC73GCH1H101J CC73HCH1H101J CHIP C 100PF C136 CK73HB1A224K CC73HCH1H1R5B CHIP C 1 5PF C137 CK73HB1C103K C138 CK73HB1A104K CK73HB1H471K CHIP C 470PF 2 K TK 3230 1 3230 TK 3230 PARTS LIST TX RX UNIT X57 7330 10 g Desti n Desti Paro Description qos Retno Mes Mg C B K K B CA WANA ACCA 200 CK73HB1H182K 1800PF C316 CC73HCH1H221J CHIP C 220PF C202 CK73HB1H271K 270PF C317 CK73HB1A473K CHIP C 0 047UF 203 204 CK73HB1H102K 1000PF C318 CK73HB0J105K CHIP C 1 0UF C205 CK73HB1A104K 0 10UF C319 CK73HB1H272K CHIP C 2700PF C206 CK73HB1H271K 270PF C320 CK73FB0J106K CHIP C 10UF 207 CK73HB1A104K 0 10UF C321 CK73HB1H471K CHIP 470PF C208 CC73HCH1H880J 68PF 322 323 CK73HB1A104K CHIP C 0 10UF C209 CK73HB1H471K 470PF C324 CC73HCH1H180J CHIP C 18PF C210 CK73FB0J106K 10UF C325 CK73GB0J475K CHIP C 4 7UF 211 CK73HB1A224K 0 22UF C326 CK73HB1A104K CHIP C 0 10UF C212 213 CK73HB1H471K
33. 2J RK73HB1J104J RK73HB1J000J RK73HB1J105J TK 3230 CHIP R CHIP CHIP R CHIP CHIP R CHIP R CHIP CHIP R CHIP R CHIP R CHIP R CHIP CHIP R CHIP CHIP R CHIP R CHIP R CHIP CHIP CHIP R CHIP R CHIP CHIP R CHIP CHIP R CHIP CHIP CHIP R CHIP R CHIP CHIP R CHIP R CHIP R CHIP R CHIP R CHIP CHIP CHIP CHIP CHIP R CHIP R CHIP CHIP R CHIP CHIP CHIP R CHIP CHIP R CHIP R CHIP R CHIP R CHIP CHIP CHIP CHIP R CHIP R CHIP CHIP R CHIP CHIP R TX RX UNIT X57 7330 10 on Ba TK 3230 TX RX UNIT X57 7330 10 Desti rune 51 300 01 02 03 04 05 06 0101 0200 201 0300 0301 302 0303 0304 0305 308 100 200 300 IC301 302 303 400 401 403 IC404 405 406 01 02 3 04 05 6 0101 0103 0104 0200 0201 202 0203 0204 0300 0301 302 0303 0400 402 RK73HB1J184J RK73GB2A000J RK73HB1J104J RK73HB1J000J RK73HB1J182J RK73HB1J273J RK73HB1J121J RK73HB1J000J RK73HB1J823J RK73HB1J154J RK73HB1J473J RK73HB1J104J RK73HB1J223J R32 0735 05 R31 0667 05 570 0414 05 191 0651 15 RSK151KJ 1SV214 F MA2S111 F 1SV214 F MA2S111 F HSC277 HVC131 HSC277 DA221 RB706F 40 DAN222 GN1G KDZ3 3V TB31202FNG BH2219FVM TA31136FNG AK2346 NJM2100V ZB TK62012F LM4865M N
34. 5 Instruction manual B62 1976 10 Ss 7 701 Pamphlet K 702 Warranty card 30 AC adapter 120V W08 0994 05 K 702 Protection bag 31 Charger W08 0995 05 K 19 Hook assy J29 0736 05 25 Screw set N99 2063 05 K B Binding head machine screw 2 N35 3005 43 x 2 BK 704 Packing fixture K 16 Item carton case H52 2168 02 K S Parts with the exploded numbers larger than 700 are not supplied 18 TK 3230 ADJUSTMENT Required Test Equipment 1 Stabilized Power Supply 1 The supply voltage can be changed between OV and 10 and the current is 3A or more 2 The standard voltage is 3 8V 2 DC Ammeter 1 Class 1 ammeter 17 ranges and other features 2 The full scale can be set to either or 3 A cable of less internal loss must be used 3 Frequency Counter f counter 1 Frequencies of up to 1GHz or so can be measured 2 The sensitivity can be changed to 500MHz or below measurements are highly stable and accurate 0 2 or 50 4 Power Meter Measurable frequency Up to 600 2 Impedance 500 unbalanced Measuring range Full scale of 50 A standard cable 5D2W 1m must be used 5 RF Voltmeter RF V M 1 Measurable frequency Up to 600MHz or so 6 Linear Detector 1 Measurable frequency Up to 600MHz or so 2 Characteristics are flat and CN is 60dB or more 7 Digital Voltmeter 1 Voltage range FS 10V
35. 7V DC 3 4 4 2 Battery Life 5 5 90 Duty Up to 14 hours at KNB 46L high power Operating Temperature Range 10 to 60 C 14 F to 140 Frequency Stability 2 5 Dine ne aaa ay 52 x 103 5 H x 28 7 D mm 155 5mm Included antenna Projections not Included y J Approx 155g with KNB 46L battery Standard Load Antenna 500 2kQ 80 Corporation 2967 3 Ishikawa machi Hachioji shi Tokyo 192 8525 Japan Kenwood U S A Corporation BOX 22745 2201 East Dominguez Street Long Beach CA 90801 5745 U S A Kenwood Electronics Canada Inc 6070 Kestrel Road Mississauga Ontario Canada L5T 158 Kenwood Electronics Deutschland GmbH Rembrucker Str 15 63150 Heusenstamm Germany Kenwood Electronics Belgium N V Leuvensesteenweg 248 J 1800 Vilvoorde Belgium Kenwood Electronics France S A L Etoile Paris Nord 2 50 All e des Impressionnistes Bp 58416 Villepinte 95944 Roissy Ch De Gaulle Cedex Kenwood Electronics UK Limited KENWOOD House Dwight Road Watford Herts WD18 9EB United Kingdom Kenwood Electronics Europe B V Amsterdamseweg 37 1422 AC Uithoorn The Netherlands Kenwood Electronics Itali
36. CHIP FERRITE SMALL FIXED INDUCTOR 220 SMALL FIXED INDUCTOR 6 8NH SMALL FIXED INDUCTOR 33NH SMALL FIXED INDUCTOR 1 0UH SMALL FIXED INDUCTOR 10UH SMALL FIXED INDUCTOR 1 0UH SMALL FIXED INDUCTOR 27 0NH SMALL FIXED INDUCTOR 27 0NH SMALL FIXED INDUCTOR 12 0NH BEADS CORE SMALL FIXED INDUCTOR 10 0NH SMALL FIXED INDUCTOR 15 0NH SMALL FIXED INDUCTOR 15NH SMALL FIXED INDUCTOR 18NH CHIP FERRITE SMALL FIXED INDUCTOR 2 7 SMALL FIXED INDUCTOR 2 2 CHIP FERRITE SMALL FIXED INDUCTOR 220NH CHIP FERRITE AIR CORE COIL BEADS CORE SMALL FIXED INDUCTOR 1 0UH SMALL FIXED INDUCTOR 0 56UH SMALL FIXED INDUCTOR 470NH SMALL FIXED INDUCTOR 220NH SMALL FIXED INDUCTOR 0 33UH SMALL FIXED INDUCTOR 220NH SMALL FIXED INDUCTOR 270NH SMALL FIXED INDUCTOR 18 0NH L214 215 217 L218 219 222 300 301 400 401 402 403 404 407 408 409 410 411 CP400 402 R1 R2 R3 R4 R5 R6 R7 R8 R9 40 2775 57 40 3975 57 41 1092 44 79 1807 05 34 4563 05 L92 0138 05 L92 0140 05 L92 0138 05 L92 0140 05 L92 0161 05 L40 2781 86 40 3363 57 L92 0149 05 40 3363 57 40 2775 57 77 3019 05 77 3026 05 71 0586 05 RK74HB1J103J RK73HB1J103J RK73HB1J152J RK73HB1J102J RK73HB1J100J RK73HB1J392J RK73HB1J102J RK73HB1J473J RK73HB1J101J RK73HB1J563J RK73HB1J000J RK73HB1J473J RK73HB1J183J RK73HB1J000J RK73HB1J101J RK73HB1J563J RK73HB1J470J R
37. CK73HB1H471K CHIP C 470PF C248 CK73HB1C103K 0 010UF C401 CK73HB0J105K CHIP C 1 0UF 250 251 CK73HB1H471K 470PF C402 CK73HB1H471K CHIP 470PF 252 253 CC73HCH1H470J 47PF C404 CK73HB1H471K CHIP C 470PF C254 CK73HB1H471K 470PF C405 CK73FB1A105K CHIP C 1 0UF C255 CC73HCH1H060B 6 0PF C408 CK73HB1H471K CHIP C 470PF C257 CC73HCH1H1R5B 1 5PF C411 CK73HB1H471K CHIP C 470PF C258 CC73HCH1H100D C412 CS77AA1A100M CHIP TNTL 10UF C259 CK73HB1H471K 470PF C413 415 CK73HB1A104K CHIP C 0 10UF C261 CC73HCH1H100D C417 CK73HB1H471K CHIP C 470PF C262 CC73HCH1H010C 1 0PF C418 CK73HB1A104K CHIP 0 10UF C264 CC73HCH1H010B 1 0PF C419 CK73FB0J106K CHIP C 10UF 267 268 CK73HB1A104K 0 10UF C420 CC73HCH1H080B CHIP C 8 0PF C301 CK73HB1E682K 6800PF C421 CK73HB1H471K CHIP C 470PF C303 CC73HCH1H090B 9 0PF C422 CC73HCH1H330J CHIP C 33PF C304 CK73GB1C563K 0 056UF C423 CC73HCH1H080B CHIP C 8 0PF C306 CK73HB1H681K 680PF C426 CK73HB1H102K CHIP C 1000PF C307 308 CK73HB0J105K 1 0UF C427 CC73HCH1H330J CHIP C 33PF C309 CC73HCH1H101J 100PF C428 CC73HCH1H101J CHIP C 100PF C310 CK73HB1C473K 0 047UF C430 CK73GB1A105K CHIP C 1 0UF C311 CK73FB0J106K 10UF C431 CK73HB1C103K CHIP C 0 010UF C312 CK73HB1A473K 0 047UF C432 CK73HB1C223K CHIP C 0 022UF C313 CK73FB0J106K 10UF 433 CK73HB1A104K CHIP C 0 10UF C314 CK73HB1H392K 3900PF C434 CK73HB1A683K CHIP C 0 068UF 315 CK73HB1H471K 470PF C437 CK73HB1C103K CHIP 0 010UF TK 3230 PARTS LIST TX RX UNIT X57 7330 10 Dest
38. EE Shift Crystal Frequency Switch Oscillator Divider XIN SHIFT 0403 2SC4919 X400 177 3026 05 1 405 TC7W74FU F 0408 2SC4919 32 BLOCK DIAGRAM 3C 3T 3M Lippi ies D A ipple O4 25 4617 5 Filter 05 MA2S111 F THP SCLK converter DI O 24 1SV214 F PETA 3C Tx 460 000 Frequency Buffer 470 000 2 VCO Amp RF Amp Amp Amp D2 1SV214 F 02 2SC5488 O5 2SC5066 F O O6 2SC5066 F O O101 0103 Oscillator Ist Local 2SC5092 F 2SK3656 F 3C Tx 460 000 470 000MHz 3C 3R 421 150 3R Rx 421 150 431 150MHz 431 150MHz Shift 1st Switch RF Amp Mixer Rx 460 00 470 000MHz RF Amp D1 RSK151KJ Q3 25 5488 0203 35 318 0204 35 294 01 25 1824 3C 3R 1st IF 38 85MHz Monolithic 2nd Local 38 4MHz IF Amp A Crystal Filter 2nd IF 450kHz 0201 2SC4082 XF200 L71 0586 05 FM IF IC 3R 3R 158 05 RSSI BUSY Switch W N IC200 TA31136FNG Discriminator O200 KRA304E CD200 L79 1866 05 Base Band IC RXLPFO IC300 AK2346 Low Pass Filter De N latter Limiter T T T T T T T T rl 3M RDF D O 52 DIR TCLK TDATA AGNDIN AGND 3M AGND 3M VOX Detector VOX Amp Low Pass DQT IN Filter RXLPFO D302 RB706F 40 1 30212 2 TK62012F Mute D300 DA221 IC301 NJM2100V ZB SPDET 7 switch 0302 25 1824 100 BH2219FVM 0104 ROA0002DNS m am am a Pre drive Final ANT Amp Switch D101 HVC13
39. IP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R PARTS LIST R333 R334 R335 R336 R338 R339 R340 R342 343 R344 345 R346 R347 R348 R349 R350 R351 R352 R354 8355 R356 357 R358 R359 R360 361 R363 R365 R400 R401 R402 403 R404 R405 R406 408 R409 R410 411 R412 R413 414 R416 R417 R418 R419 421 R422 423 R424 R425 R428 R429 430 R431 R433 R434 R435 R437 R441 R442 R443 R444 R445 R446 450 R453 R460 R464 R466 R468 471 R472 RK73HB1J682J RK73HB1J473J RK73HB1J102J RK73HB1J223J RK73HB1J153J RK73HB1J000J RK73HB1J472J RK73HB1J102J RK73HB1J104J RK73HB1J472J RK73HB1J560J RK73HB1J104J RK73HB1J105J RK73HB1J182J RK73HB1J472J RK73HB1J471J RK73HB1J101J RK73HB1J151J RK73HB1J331J RK73HB1J000J RK73HB1J104J RK73HB1J000J RK73HB1J000J RK73HB1J560J RK73HB1J000J RK73HB1J181J RK73HB1J473J RK73HB1J101J RK73HB1J473J RK73HB1J102J RK73HB1J473J RK73HB1J101J RK73HB1J473J RK73HB1J102J RK73HH1J104D RK73HH1J154D RK73HB1J000J RK73HB1J473J RK73HB1J393J RK73HB1J101J RK73HB1J393J RK73HB1J101J RK73HB1J000J RK73HB1J103J RK73HB1J473J RK73HB1J103J RK73HB1J473J RK73HB1J473J RK73HB1J102J RK73HB1J680J RK73HB1J102J RK73HB1J000J RK73HB1J152J RK73HB1J102J RK73HB1J473J RK73HB1J473J RK73HB1J10
40. K73HB1J152J RK73HB1J562J RK73HB1J103J RK73HB1J000J RK73HB1J472J RK73HB1J000J RK73GB2A330J RK73HB1J333J RK73HB1J104J RK73HB1J101J RK73HB1J104J RK73HB1J221J RK73HB1J332J RK73HB1J103J RK73HB1J103J RK73HB1J471J RK73HB1J332J RK73GB2A393J RK73HB1J153J RK73HB1J100J RK73HB1J220J RK73HB1J333J RK73HB1J683J RK73GB2A470J SMALL FIXED INDUCTOR 27 0NH SMALL FIXED INDUCTOR 39 0NH SMALL FIXED INDUCTOR FILTER AIR CORE COIL CHIP FERRITE CHIP FERRITE CHIP FERRITE CHIP FERRITE BEADS CORE SMALL FIXED INDUCTOR 0 27UH SMALL FIXED INDUCTOR 3 3NH CHIP FERRITE SMALL FIXED INDUCTOR 3 3NH SMALL FIXED INDUCTOR 27 0NH TCXO CRYSTAL RESONATOR 7 3728MHZ 38 85MHZ CHIP COM 10K 1 16W CHIP 10K 1 16W CHIP 1 5K 1 16W CHIP 1 0K 1 16W CHIP 10 1 16W CHIP 3 9K 1 16W CHIP 1 0K 1 16W CHIP 47K 1 16W CHIP 100 1 16W CHIP 56K 1 16W CHIP 0 0 1 16W CHIP 1 16W CHIP 1 16W CHIP 1 16W CHIP 1 16W CHIP 1 16W CHIP 1 16W CHIP 1 16W CHIP 1 16W CHIP 1 16W CHIP 1 16W CHIP 1 16W CHIP 1 16W CHIP 1 10W CHIP 1 16W CHIP 1 16W CHIP 1 16W CHIP 1 16W CHIP 1 16W CHIP 1 16W CHIP 1 16W CHIP 1 16W CHIP 1 16W CHIP 1 16W CHIP 1 10W CHIP 1 16W CHIP 1 16W CHIP 1 16W CHIP 1 16W CHIP 1 16W CHIP 1 10W R125 126 R128 R129 130 R131 R133 R2
41. XC61CN2802N XC61CN2702N D338327A19WV BH30FB1WG TC7W74FU F BR24L08FJ W 25 1824 2565488 25646175 2565066 0 29 5092 25 3656 00020 5 KRA304E 2564082 35 318 35 294 25 1824 25 1824 2564919 DTC114EE CHIP R 180K CHIP R 0 0 CHIP R 100K CHIP R 0 0 CHIP R 1 8K CHIP R 21K CHIP R 120 CHIP R 0 0 CHIP R 82K CHIP R 150K CHIP R 41K CHIP R 100K CHIP R 22K J J J 1 16W 1 10W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W SEMI FIXED VARIABLE RESISTOR VARIABLE RESISTOR TACT SWITCH MIC ELEMENT DIODE VARIABLE CAPACITANCE DIODE DIODE VARIABLE CAPACITANCE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE ZENER DIODE MOS IC ANALOGUE IC MOS IC MOS IC MOS IC MOS IC BI POLAR IC MOS IC MOS IC MICROCONTROLLER IC MOS IC MOS IC ROM IC FET TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR FET FET DIGITAL TRANSISTOR TRANSISTOR FET FET FET FET TRANSISTOR DIGITAL TRANSISTOR PARTS LIST 0403 0404 406 0408 100 101 18302 2SC4919 KRA305E 2SC4919 B5 331V2104J ERTJOEV104H Desti rue TRANSISTOR DIGITAL TRANSISTOR TRANSISTOR THERMISTOR THERMICTOR TK 3230 EXPLODED VIEW 14 0840 05 80 2006 43 2 6 700 17 Parts with the exploded numbers larger than 700 are not supplied TK 3230 PACKING
42. a S p A Via G Sirtori 7 9 20129 Milano Italy Kenwood Ib rica S A Bolivia 239 08020 Barcelona Spain Kenwood Electronics Australia Pty Ltd A C N 001 499 074 16 Giffnock Avenue Centrecourt Estate North Ryde N S W 2113 Australia Kenwood Electronics Hong Kong Ltd Unit 3712 3724 Level 37 Tower one Metroplaza 223 Hing Fong Road Kwai Fong N T Hong Kong Kenwood Electronics Singapore Pte Ltd 1 Ang Mo Kio Street 63 Singapore 569110 F G H J K L M N O P TK 3230 BOARD PC TK 3230 TX RX UNIT X57 7330 10 Component side view J79 0103 09 TX RX UNIT X57 7330 10 Component side view J79 0103 09 D305 18356 2 SPK C360 2360 8351 38 R357 C338 RK PTT AFO 349 TXD BE 206 B B LO 9 O C345 L407 C412 LO 0308 JJ Ww D D306 D P 4 lt x Ba ESL 1522 6448 5442 400 42 8829 423 437 O N lt a 0401 R434 R404 C103 El C404 CALL MIC300 L217 J79 0103 09 IC303 sa 0402 Component side OAN 403 6M Layer 1 6N Layer 2 40 Layer 3 EN Layer 4 5H Foil side 3230 10 11 12 13 14 D ARD TX RX UNIT X57 7330 10 Foil side view J79 0103 09 1400
43. all RF connectors are verified secure and any open connectors are properly terminated e SHUT OFF and DO NOT operate this equipment near electrical blasting caps or in an explosive atmosphere e his equipment should be serviced by a qualified techni cian only SERVICE This transceiver is designed for easy servicing Refer to the schematic diagrams printed circuit board views and alignment procedures contained within UHF Frequency Selection Table Channel Channel eme _ m wee _ m 29 80 3 Zz o9 5 36 _ NN 46106250 38 gt ERN NN 14 46116250 42 46623750 EN LE 5 EN NN M EN EN 5 _ OE 5 461 03750 461 08750 2 3 3 3 3 3 3 3 4 4 4 4 4 4 4 4 462 88750 56 469 56250 User can select channel frequency from above 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 50 51 52 53 54 59 56 TK 3230 GENERAL REALIGNMENT 2 Channels Default Channel Receive frequency Transmit frequency No MHz MHz 02 464 55000 08 467 92500 All channel are Narrow bandwidth RF power output 1 5W with OT67 0Hz encode decode 02 464 55000 08 467 92500 16 Channels Default No MHz MHz 09 461 03750 09 461 03750 11 461 08750 11 461 08750 14 461 16250 9 01 464 50000 01 464 50000 06 467 87500 06 467 87500 All chann
44. cle and off for three cycles according to the signals from the MCU to save the battery power OT DOT Encode Transmit QT DOT signal is generated by MCU 403 Output signal 403 pin 18 TO goes to TCXO modulation and VCO modulation Through the VR300 Decode Receive Detected AF signal go to 300 and then IC301 Function of IC301 is LPF for sub audible frequency This signal goes to 403 pin 77 403 is detected the or DOT Fig 9 Reset Battery voltage detection and Power supply circuits VCO TX AF 00 Fig 10 OT DOT circuit 200 TK 3230 SEMICONDUCTOR DATA D338327A19WV unit 403 Terminal Function SP DET Head set detect AVSS GND s m 4 __ 2 hoe je ow oo feo f earran mm reser re 12 BEEF Beep output 13 DIR to IC300 Ds _ be b m De e Ds __ m swe ac aac 2 fam ojweus _ fofo 2 27 VSS GND 28 31 V3 VO m pes E feun o sen x3 cw Signal Name CALL EEPROM data DA C2 DA E EEPCLK LN WIDE BATT L 73 74 Battery voltage vor u ee
45. d BUSY Jo ass gt ON 2 82V 558 5 777 1401 413 777 28 T ia il t t 0 1u Bgg Bex gt B aot 525 12406 s BR24L08FJ W C Z lt lt C lt n dr x 5 5 I I E 5 MEN lt m SHIFT R410 100 47 ANA PDATA R411 100 48 PCLK 49 R431 10 PEN R491 100k 50 MCU 77 R466 100k 51 Vide 403 D338327A19WV PABC PTT SW T SP AMP _ 51 53 o6 CP400 SEG RK74HB1J103J 54 _ 1 SEG R446 1k 88 1 56 DOWN ANN R47 tk 38 WN SEG MENU WN S 401 SEG RK74HB1J103J 58 S5 SEG CALL M 5 sec S6 ANN 60 MONI sc 355 422 8428 100 IC405 n R472 1 TC7W74FU F m C437 ON 2 988V J OFF 0V 0 01u X400 6 C422 8429 7 37 2 R430 C427 BEAT 5 228 101 ANN T EET SW u 33p 0 177 3026 05 0 0403 2564919 SSS 28 4919 S e 99 IG 417 SHIFT SW 7 4 ir gt 100p SCHEMATIC DIAGRAM K 3230 TX RX UNIT X57 7330 10
46. e not supplied Y PX Far East Hawaii T England E Europe Les articles non mentionnes dans le Parts No ne sont pas fournis Y AAFES Europe X Australia M Other Areas Teile ohne Parts No werden nicht geliefert TK 3230 50 6160 TX RX UNIT X57 7330 10 Desti Desti PartNo Descripton Ret No Pariso Dee P 47PF CHIP 470PF CHIP CHIP CHIP CHIP CHIP CHIP CHIP CHIP CHIP CHIP CHIP C CHIP C CHIP TNTL CHIP C CHIP C CHIP C CHIP C CHIP C CHIP C CHIP C CHIP C CHIP C CHIP C CHIP C CHIP C CHIP C 0 010UF 470PF 13PF 11PF 100PF 0 010UF 0 5 100PF 470PF 100PF 22UF 5 0PF 10PF 5 0PF 470PF 0 10UF 470PF 3 0PF 5 0PF 8 0PF 5 0PF 100PF 100PF 12PF CHIP 470PF CHIP C 1 5PF CHIP C 0 10UF CHIP C 0 10UF CHIP C 470PF CHIP C 15PF CHIP C 12PF CHIP C CHIP C 100PF CHIP C 470PF CHIP C 27PF CHIP 0 10UF 470PF CHIP C 27PF CHIP 470PF CHIP 5 0PF CHIP 470PF CHIP 1 0UF CHIP C 27PF CHIP 0 10UF CHIP C 0 010UF CHIP C 0 10UF CHIP C 470PF CHIP 9 100 0 22UF CHIP C 0 010UF CHIP C 0 10UF C21 CC73HCH1H470J TK 3230 C22 CK73HB1H471K A02 3975 13 PLASTIC CABINET ASSY REAR 23 CK73HB1C103K A02 3977 03 PLASTIC CABINET ASSY FRONT C25 CK73HB1H471K C27 CC73HCH1H130G 09 0710 03
47. el Narrow bandwidth RF power output 1 5W with OT67 0Hz encode decode L 14 461 16250 1 Getting Acquainted 1 PTT Push to Talk switch Press anq hold then speak into the speaker area to transmit 2 MENU key Press to perform various functions Press and hold while switching the power ON to enter Setting Mode 3 CAL key Press before making a call to alert the other party members or press to select a unit ID to make a call 4 A V keys Press to change the operating channel to select a menu in Setting Mode and to perform other functions 5 Power switch Volume control Turn clockwise to switch the power ON and counter clockwise to switch the power OFF Rotate to adjust the volume 6 MON key Press to monitor the current channel for activity 7 LED Indicator Indicates the transceiver status SP MIC jacks Lift the covers and insert the accessory s plugs here Antenna 0 ProTalk A o 2 PC Mode 2 1 Preface The transceiver is programmed by using a personal com puter a programming interface KPG 22 22A USB adapter KCT 53U and programming software KPG 108D The programming software can be used with an IBM PC or compatible Figure 1 shows the setup of an IBM PC for programming 2 2 Connection Procedure 1 Connect the transistor to the personal computer with the interface cable and USB adapter when the interface cable
48. el or changing between transmission and reception the PLL IC outputs a low unlock detection signal This signal goes to the MCU to inhibit transmission when the 15 unlocked X1 12 8MHz Fig 8 PLL circuit TK 3230 CIRCUIT DESCRIPTION Control System Reset Circuit When a battery voltage is dropped 1 401 is detected low voltage and this detected signal input to 403 for stop the MCU function 400 is detected the reset voltage Battery Voltage Detection Circuit The unit detects a low battery voltage and display the BATT indicator on the LCD The battery voltage 15 divided and applied to the analog value input pin BATT of the MCU and converted to a digital signal Power Supply Circuit The power supply voltage is maintained to 3 0V by the series regulator 404 It is used as MCU power and The battery voltage is supplied to the final transistor Q104 The transmission power 31 15 supplied to the transmission output circuit when the MCU turns 0404 on only transmit mode The reception power is provided to the receive and IF circuits when the MCU turns 0406 on only in receive mode transmission reception power 3C is supplied to the VCO and PLL circuits when the MCU turns Q405 on in transmit and receive modes If no signal is received for 10 seconds the MCU enters the power save mode and turns common power 3C and reception power 3R on for one cy
49. i M Desti eL No Mies g Descripton qos Ret No Mes t Deseripton P C440 442 443 C444 C445 C446 C448 C449 C451 C454 C453 C455 C456 C459 C460 C461 C464 C468 C470 TC1 103 J300 CC73HCH1H101J CC73HCH1H101J CK73HB1A104K CK73HB1H471K CK73HB0J105K CC73GCH1H101J CC73HCH1H101J CC73HCH1H101J CC73HCH1H101J CC73HCH1H020B CK73HB0J105K CK73HB1A104K CC73HCH1H050B CK73HB1A104K CK73HB1H471K CK73HB1C103K CK73HB1A104K CK73HB1C183K C05 0245 05 E29 1217 05 11 0703 05 10 3083 04 F53 0324 05 J21 8570 04 J30 1282 14 L79 1866 05 L72 0958 05 L92 0140 05 L41 2285 06 L41 6868 14 L41 3372 43 L41 1091 06 L41 1005 08 L41 1091 06 L40 2775 57 40 2775 57 40 1275 57 L92 0161 05 L40 1075 57 40 1575 57 40 1575 92 40 1875 92 L92 0149 05 L40 2763 92 L41 2263 14 L92 0149 05 L41 2285 43 L92 0138 05 L34 4568 05 L92 0161 05 L40 1091 37 L40 5681 86 L41 4781 06 L40 2285 92 L41 3385 39 L40 2285 92 L40 2785 92 40 1875 57 100 100 0 10UF CHIP C 470PF CHIP C 1 0UF CHIP C 100PF CHIP C 100PF CHIP C 100PF CHIP C 100PF CHIP C 2 0PF CHIP C 1 0UF CHIP C 0 10UF CHIP C 5 0PF CHIP C 0 10UF CHIP C 470PF CHIP C 0 010UF CHIP C 0 10UF CHIP C 0 018UF CERAMIC TRIMMER 10PF INTER CONNECTOR LCD PHONE JACK 2 5 3 5 SHIELDING CASE FUSE MOUNTING HARDWARE LCD SPACER TUNING COIL CERAMIC FILTER
50. lable in the Target 30 400 08790 11 switch the clone target s to Clone mode press and hold the MONI keys while turning the transceiver power ON unit when is returned to User mode When the cloning is successful the Target unit s Scan Key Lock and Super Lock functions will return to their default values Scan OFF Key Lock OFF Super Lock OFF Electronic interface may cause a failure in data transfer during Wireless Clone such as when waveforms or electromagnetics are being performed at the workbench Clone mode can be used ONLY by the authorized service 09 461 03750 10 461 06250 11 461 08750 3 38 39 466 11250 466 13750 466 16250 466 18750 12 461 11250 4 13 461 13750 41 466 21250 466 23750 466 26250 466 28750 466 31250 466 33750 466 36250 467 78750 467 83750 467 86250 467 88750 467 91250 469 48750 469 51250 469 53750 469 56250 12 After clone has completed it is necessary the Target unit to set its required ID Type of ID List for FleetSync 14 461 16250 4 15 This be done by using unit s ID List Setting Mode 461 18750 43 Notes 16 461 21250 44 7 e he dealer can clone data to two or more transceivers by 1 461 23750 4 repeating the above procedures 18 461 26250 4 e f the transceiver s Clone Mode is configured as Disabled the transceiver cannot enter Clone mode i aa d e he table shown below will cover the frequencies used 2
51. ltage BATL SB Detector IC200 TA31136FNG Discriminator O200 KRA304E Sneaker D200 L79 1866 05 07 0362 25 IC400 XC61CN2902N 8 Ohm ao RIED c C303 LM4865M Surge Low Pass Protector Filter 0401 DTC114EE DI O 0402 DTC114EE EEPDATA De High Pass Filter Scrambler Pre MOD SMF Volume Splatter Limiter De emphasis Volume T Scrambler RDF DI O SCLK XIN DIR TCLK TDATA AGND 3M MCU IC403 D338397A19WV 3M AGND 3M VOX Detector VOX Amp EEPCLK Low Pass rer Filter P ALPRO 0302 RB706F 40 1 30212 2 TK62012F Mute D300 DA221 406 BR24L01AFJ W 01 NJM2100V ZB Switch 0302 25 1824 Oscillator Shift Switch Frequency Divider 2 SHIFT 0403 25 4919 0408 25 4919 400 177 3026 05 405 TC7W74FU F 0306 KDZ3 3V 0307 KDZ3 3V Switch SP MIC Jack J300 E11 0703 05 O301 2SK1824 A AGND 3M TXD PTT Mic Amp SPDET IC302 1 2 TK62012F 3M Mic MICMUTE AGC Mute 00 0303 25 4919 T91 0651 15 D303 DAN222 D301 RB706F 40
52. rs Clone mode The Clone mode setting must be configured as Disable with display before being delivered to the end user 3 Wait for 2 seconds Transceiver displays 1 When wireless Clone mode is used the environment 4 Select a channel table number using UP increment must ensure that the radio wave does not leak to channel table and DOWN decrement channel table outside keys The transmit output power is automatically set to Low in 5 To switch the clone source to Clone mode press Clone mode and hold the PTT and MONI keys while turning the Battery saver function is automatically set to off in Clone transceiver power ON mode 6 Keep holding PTT and MONI keys for 1 second Transceiver sound key on tone and enters Clone mode Channel Channel wih Ey aa display setup No Frequency MHz setup No Frequency MHz 7 Wait 2 seconds Transceiver displays 9 8 Select the same channel table number as the clone 23 E target s 30 464 48750 9 Press PTT on the clone source to begin data 21 464 51250 transmission when the clone target starts to receive 22 464 53750 qata the LED will light green When the clone source finishes sending data a 33 464 56250 confirmation tone will sound with 4 displayed 34 466 03750 If data transmission fails while cloning an error tone 35 466 06250 will sound from the Target unit with Er displayed 10 If the cloning fails no data will be avai
53. s the diode Vf which is in the battery pack Vchg Charge voltage at charging Vbattery Vf Vocv Battery voltage at non chargeing 35 TK 3230 RAPID CHARGER 31 OPTIONAL ACCESSORY KSC de view PC Board Component 5 PC Board Foil side view 24 B oe D 1 TERES hun B15 C53 23 G 278 czz 1821 R25 LE R15 875 Ete R29 oo Sh ag _88 on 3 ea m C59 gt CN R27 rc 2 Et c B SL TW 5 835 36 TK 3230 OPTIONAL ACCESSORY KSC 37 RAPID CHARGER Schematic Diagram DC IN Q 1 Q1 L1 R4 03 4 DC O 2 00 gt pede 97 ome E F VBAT O d D X B23 R32 01 lt LO VCC2 37 TK 3230 ay C SPECIFICATIONS General Frequency Range n na Preset 56 P 460 to 470MHz Number Charinels i ertt eot ded ite eniti uto 2CH PU 16H PLL Channel 6 25kHz 5kHz Modulation Wide Narrow 16KOF3E 11KOOFSE RF Output Power High Low 1 5W 500mW Operating 3
54. t receive switching circuit It removes harmonic components contained in the transmission output PRE DRIVE MIC AMP VCO RF 02 VR300 02 05 06 0101 SW D101 D200 DRIVE FINAL AMP AMP 0103 0104 0201 Fig 5 Transmitter section configuration 00 Amp IDC LPF gt 2 0303 D303 0301 IC302 MIC amp Fig 6 Microphone amplifier circuit TK 3230 CIRCUIT DESCRIPTION PLL System VCO Circuit The VCO is housed a shield case The VCO circuit consists of a transistor Q2 a variable capacity diode D2 for frequency control a variable capacity diode D4 for modulation transmit receive frequency shift diode D1 control transistor Q1 variable capacitor TC1 for PLL lock voltage control and oscillator buffer amplitier 5 R1 L15 L2 14 C14 LV T 4 m Z T RO R6 In receive mode the shift signal T R goes low Q1 turns off and the shift diode D1 not contact Q2 produces the first local frequency for reception Receive channel frequency 38 85NIHz In transmit mode the shift signal T R goes high Q1 turns on and D1 does conducts Q2 produces about 460 470MHz and the VCO frequency equals the transmit channel frequency The 3 0V circuit voltage is produced by ripple removing filter circuit C27 R29 w OU OQ NI C5 C451 C40 N 2 7 Fig 7 circuit B PLL Circuit Frequency data is sent to the PLL IC
55. uced translated distributed or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise for any purpose without the prior written permission of Kenwood Disclaimer While every precaution has been taken in the preparation of this manual Kenwood assumes no responsibility for errors or omissions Neither is any liability assumed for damages resulting from the use of the information contained herein Kenwood reserves the right to make changes to any products herein at any time for improvement purposes GENERAL INTRODUCTION SCOPE OF THIS MANUAL This manual is intended for use by experienced techni cians familiar with similar tyoes of commercial grade communications equipment It contains all required service information for the equipment and 15 current as of the publication date Changes which may occur after publication are covered by either Service Bulletins or Manual Revisions These are issued as required ORDERING REPLACEMENT PARTS When ordering replacement parts or equipment informa tion the part identification number should be included This applies to all parts components kits or chassis the part number is not known include the chassis or kit number of which it is a part and a sufficient description of the required component for proper identification PERSONAL SAFETY The following precautions are recommended for personal safety e DO NOT transmit until

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