TK-3201 - Gould Electronics
Contents
1. sy gt _ _ _ 5 4 2 _ _ Ea _ a p J E mum mum TX FINAL i TX DRIVE AMP R 7 63V HVC131 2p Tamy 0102 T 7 45V Q103 SIME C152 D103 C158 L224 ANT 107 R108 C112 R112 C144 1103 R149 RDOOHVS1 C123 41107 C171 1112 RDO2MUS1 gt CN13 T 2 85V 20p HVC131 PLL CLK sRo 0 En L19 R40 ACSW T 6p Kok 7 1000 Ton n2. VOLTAGE DETECTOR RESET 1403 BD4840FVE N JO PTT 2l 2 Q S o 5 osx osx 5 355 gt gt 5 m ON 4 92V ON 4 92V 3 O OFF 0 01V OFF 0 01V i LEDRX 6 VOLTAGE bol pl CALL DETECTOR INT a 4 e 1 404 LED RED ED GREEN 0 0403 0404 B30 2156 05 B30 2157 05 5 LED SW LED SW BT RED 0401 Q402 GREEN 5R C e RT1N141U RT1N141U MENO 5M PIT SB 28 X57 697 1 4 SCHEMATIC DIAGRAM 3201 TX RX UNIT X57 6972 70 TX RX 2 3 45 SW T 2 85V VCO OSCILLATION TX 4 73V C87 D101 101 C102 D2 4 6 7 4 Ha ha a em n OS x FREQUENCY RF BUFFER AMP 10p HSC277 470p 12p o CONTROL Q6 HVC376B 2SC5108 Y 78 Hees Obey te R22 124 L10 D7 as 124404 BS 92 fs NN A 33 15 28 4619 0 AT X zi LEN 4190 aon HVC376B S gt Pa 5 m m 3 7V Nag mm o o i 9 95 5782 98958 5 578 58 as RAS 548 I gt TX RX SW MODULATION ol8 23 1250 7 R25 R26 e C45 R31 4112 R34 L22 TS NW NW 11 NW NN B
3. RD14 2C 1 2 3 4 5 1 Type 2 Shape 3 Dimension 4 Temp coefficient 12 000 J Refer to table above 6 7 1 2 Shape 3 Dimension 000 2 4 Temp coefficient 6 5 Voltage rating 6 Value 7 Tolerance 000 J 111 6 7 000 J 111 6 7 5 6 Value 7 Tolerance Dimension Chip capacitors Dimension code L W Empty Less than 2 0 A Less than 2 0 Less than 2 0 C Less than 1 25 Less than 1 5 Less than 1 25 Less than 1 25 Less than 1 0 1 0 0 05 0 5 0 05 0 5 0 05 Dimension L T W I Dimension Chip resistor Rating wattage 1716W 1 6 1 8W TK 3201 PARTS LIST L Scandinavia K USA Y PX Far East Hawaii T England Y AAFES Europe X Australia P Canada E Europe M Other Areas New Parts indicates safety critical components Parts without Parts No are not supplied Les articles non mentionnes dans le Parts No ne sont pas fournis Teile ohne Parts No werden nicht geliefert TK 3201 50 593 TX RX UNIT X57 6972 70 ae ame ree ns niis N14 0818 04 CIRCULAR NUT CH KNOB TK 3201 N14 0819 04 CIRCULAR NUT VOL KNOB CABINET ASSY 16CH N30 2606 46 PAN HEAD MACHINE SCREW CHASSIS CHASSIS N83 2005 46 PAN HEAD TAPTITE SCREW PCB DRESSING PANEL 99 2043 05 SCREW SET ACCESSORY A02 3888 03 A10 4078 31
4. 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 100P 25V C2 470P 25V 1 88 Power cable 3201 ADJUSTMENT Channel selector Antenna LED indicator Power switch Volume control Adjustment points TX RX unit X57 697 Component side view i2 1 D o O VB1 TX RX unit Component side view b VR1 Frequency adjustment BPF Band pass wave form test point CV VCO lock voltage adjustment terminal Foil Side View 5402 SW2 TX RX unit Foil side view TC1 Transmit VCO lock voltage adjustment VCO lock voltage adjustment terminal Fig 1 Adjustment points Frequency and signalling The set has been adjusted for the frequencies shown in the following table When required re adjust them following the adjustment procedure to obtain the frequencies you want in actual operation PTT Push to
5. amp l 6559 MIC MICIN OPTDET J301 EXT SP EXT MIC 5 PTT RXD SPI J72 0950 09 _IC201 5N 09 6 a301 6p D7 10 0301 108 Ic301 8P 0100 7 0302 95 010 9 D302 75 10402 40 0101 0317 6 0101 0303 8R 10408 80 0102 7H 0403 40 0103 4D 0402 4R 02 8L 0203 4N D2 ok 0106 4D 04 0204 4K pa ok 0122 4C 06 sk 0205 4G 06 9 62002 58 252 5 5 Ej 1 C N 3 5H 1 NI 2622 s E T 15972 5 gt 5402 SW2 C348 C TC1 po D7 B B meno TK 3201 PC 3201 ch EL I mag 1 sw Hiei 111 AE Ujak 4314 7 gt 5l 11 ga 18 a 201 r1 rm p 1 pi ON TK 3201 TK 3201 TX RX UNIT X57 6972 70 Foil side view J72 0950 09 TX RX UNIT X57 6972 70 Foil side view 0950 09 IC RP 4 CL 7 4 au ds p ga lc oa TB dd MEET mal C 122 53 in L 224 1 t ee ee 1 a T gem
6. MA2S111 Ld C4 it Ome 5 gala ngo RI5 R16 0 01u o8 048 e gt ors 2 777 R7 2 100 pun naaa DOLLS 12 7491 05 al 8556 55 3 xi 45 4 9V 5 o 2 ess L77 1931 05 L m7 eL401 81 82 1 7 4 100 4 7V tua BATT AA AAA AAA AN 34 I 20 1 2 9 ex 10k E kiti E 3188 o o 12 8MHz om5 omo 8 6 BATT STS T 6 2 Org Ong 35 em E L1 C17 2 47 2 2k 470 Q LO mm Q REVERSE TXCO Sms nae 8 i PROTECTION EN Hr TRIPLER 77 77 PLL UL PLL SIB PRO 1 B K 2 58 al G gt SP1 OSCIN Pasa 4 zi SP2 EN1 6 6 2d ua 8 GND gt 9 p CI H 111 10 4 4 LL ENS 5 m o LIES 0 Ji 470k 1 R 3 70V R403 Sues D 883 T 3 57V XIX Q403 3 5 1258 575 CPH3317 100 5 2 VCC 5V PROTECTION 402 XC6204B502MR 0401 5 00V 0404 RB521S 30 5 CPH3317 gt VIM VoUT 1 R 7 56V Naa N T 7 26V 57 IC401 402 VOLTAGE 5 REGULATOR 5V gt 7 e IC401 56 SW XC6204B502MR 0405 IBON RT1P237U VIN VoUT 1 428 1000 1000 417 1 4 C429 1 4 R 4 83V 777
7. CAPACITORS 1 2 1 ceramic electrolytic etc 2 Shape round square ect 3 Temp coefficient Temperature coefficient C L P s T U Black Red Orange Yellow Green Blue Violet o 80 150 220 330 470 750_ ppm C 0 80 Tolerance More than 10pF Nocode 45 TH 1H 220 J 150 PARTS LIST CC45 3 4 5 6 4 Voltage rating 5 Value 6 Tolerance 220 330 470 750 Color More than 10uF 10 50 Capacitor value 010 1pF 2 2 0 22 100 10pF 1 1 101 100 Multiplier 2nd number 102 1000pF 0 001uF 103 0 01 1st number G H J K Example CC45TH 470 60ppm C Less than 10pF C D F 19 2 1 0 251 0 5 2 5 10 20 40 80 100 40 20 0 Voltage rating 10 125116 20 25 3 45 40 50 63 Less than 4 7uF 10 75 so 125 16 20 25 3151 40 50 63 80 35 2 t00 125 160 200 250 315 400 500 630 800 3 1000 1250 1600 2000 2500 3150 4000 5000 6300 8000 Chip capacitors CC73 5141 L IL IT IL 1 2 3 4 5 Chip CH RHzUJ SL F 1H JL ICT IC 11 1 1 2 3 4 5 Chip B F RESISTORS Chip resistor Carbon EX RK73 E B 2B ENE O 1 2 3 4 5 Chip B F Carbon resistor Nomal type
8. Des SAO Wo R135 R30 cla 5TS ops 5448 545 150k APC SW R7 e Sms APC SW eD NN Q109 1 100 1 EIT 72 0104 eC140 C101 RT1P441U 1 B NG Naa SI cons RTIN141U PROTECT Sa 12 7491 05 40 8 8 nag d T 258 oa RIPPLE FILTER ess L401 401 eR2 7 Q8 KIT BATT m 201 AMY IK 1 2505383 SW e 7 0108 NI X o o o 12 8 2 C s TFL XTS S7 5 Des fex 235 17 1 M APC SW 2801824 BATT 9 9 9 lt 0 s o 5 New 0105 47 org T SET qum 2SK879 Y D COMPARATOR om o mpag yr APC o REVERSE NGO ome oTT Q1 2 5 Na s PROTECTION KTC4082 CURRENT p CI T EN 150k D e 77 SJEERNG 643 Amg 77 2 0107 4 R 7 63V RT1N141U 3 o PLL UL EL EXE T 7 50V T 4 96V 8 PLL STB 16 4 PLL PLL DCSW DCSW APO SW PLLOLK _ 8 i 1 SB RX LO1 RX LO1 SP1 5R 5 2 5 2 58 n R 4 96V i 5 56 PEPE TITE ei o MCF gt 5 925 RBS X STS XF20 5 8 925 8 ATE 5 L71 0549 15 al all GND 5251 IL 252 C253 5 I ENS G C241 R240 R449 R450 259 R 4 92V poem 2 269 272 4 Re 470p 0 0 0 1 5p 2p 470p
9. KPG 90D o 1 5D XV Shield wise MIC RF Power meter or SSG Tuning cable E30 3216 05 TK 3201 DISASSEMBLY FOR REPAIR Removing the case assembly from the chassis 1 Remove the volume knob and channel knob 2 Remove the two screws 6 3 Lift and remove the chassis from the case assembly Use a flat blade screwdriver to easily lift the chassis Removing TX RX unit from the chassis 1 Remove the packing from the SP MIC jack of the TX RX unit 2 Remove the eleven screws fixing the TX RX unit Remove the fixing bracket of the SP MIC 4 Remove the solder of the antenna terminal with a soldering iron 5 Remove the solder of the positive terminal with a soldering iron 6 Note You can remove the TX RX unit from the chassis without removing the solder at the positive terminal However in this case you can not attach the packing G53 1605 03 that is on the positive terminal to the chassis in assembling So it is advisable to remove the solder on the positive terminal first 6 Remove the FPC from the flat cable connector 7 Lift and remove the TX RX unit from the chassis C2 Removing the battery release lever from the case assembly 1 Press the upper part of the lever toward the inside of the case assembly One side of the shaft will be removed 2 Lift and remove the battery release lever from the case assembly 6 Attach
10. NE TNT 12 5kHz PEC Channel Stepping Rape papa 12 5kHz Operating feo MEE OT 7 5 DC 2096 Battery Life 5 5 90 duty cycle with KNB 29N battery Battery Saver off Approx 16 hours Battery Saver on and OT on Approx 20 hours Battery Saver on and OT off Approx 24 hours 5 5 90 duty cycle with KNB 30A battery Battery Saver off Approx 11 hours Battery Saver on and OT on Approx 15 hours Battery Saver on and OT off Approx 17 hours Operating Temperature range 30 C to 60 22 F to 140 F Frequency Stablllly 2 5ppm 30 to 60 Channel Frequency Spread 0 1 MHz Dimensions and Weight 11 10 54 2 1 8 W x 122 4 13 16 H x 21 1 13 16 D mm inches 163g 0 36 Ibs With KNB 29N 1500mAh 54 2 1 8 W x 122 4 13 16 H x 33 1 5 16 D mm inches 363g 0 80 Ibs With KNB 30A 1100mAh battery 54 2 1 8 W x 122 4 13 16 H x 33 1 5 16 D mm inches Dimensions not including protrusions 343g 0 76 108 Receiver Measurements made per EN standard Sensitivity EIA 120B SINAD 0 28 EN 200B _ 3dBuV 0 7uV
11. S Q LIMITER XIN aya R354 R355 C354 R357 wR ase st _ 10k 10k 0 1u 0 T 5 N 5 Damo OTS OTs ols a ps PCTV Mic MUTE MIC MUTE TH DET QT DQT IN VOX VOX BUSY BUSY RSSI ONT CONT OPTDET OPTDET PTT PTT SB SB X57 697 3 4 5 T SCHEMATIC DIAGRAM K 3201 _ __ _ Note The components marked with a dot are parts of layer1 CN101 ANT SW Pe C160 C163 2p 1224 HVC131 D103 STRIP LINE HVC131 9 x Osx N o Dex 5 ass O Dao HIE 5 5 5 C um 2 ole 925 SCR 528 ES o LO Ole z e C252 C253 R 4 86V 558 C241 R240 R449 8450 C259 R249 R 4 92V oye 4 R 2 06V C272 470 15 2 470 100 7 C269 C239 E Q205 e C266 R255 B of 1000p 3SK318 5 1 5 2 tk 52 85 826 bae te 5 5 Ren No gl OTE Sto STS Ko CN201 Q2 C Dua 85285 3 275 Nam N N Alma 1 R 0 96V N 2 5 IC RIES 777 Fs OST io C302 SP MUTE SW 2 TA7368F Q306 T 0 33V CPH3413 345 R 7 52V Q304 0 1
12. 0cO LOc3X CLET 9020 8201 VC2C 6ZEI 6122 702 9922 8412 be Ui uUgpo oLL UJgpo voL 1 611 ZIN wWgp0 70Lk Wgp4 6LL ZHAL IV 2LIX09 Zl ZHINS8 8E 1 AouenbeuJ 191082 4 Xd 34 TK 3201 KSC 31 KNB 29N KNB 30A KBH 10 KSC 31 RAPID CHARGER B External View B Specifications Charging current 850mA 5 Charging UNG sarete KNB 29N Approx 180 minutes KNB 30A Approx 120 minutes Dimensions Charger only 86 3W x 46 2H x 100 0D mm 3 3 8W x 1 7 8H x 4D inches Weight Charger only Approx 100g 0 22 Ibs KNB 30A Ni Cd BATTERY PACK External View W Specifications Voltage 7 2V 1 2V 6 Battery capacity 1100mAh Schematic Diagram DISCHARGING TERMINALS Breaker AN 17876 2 Diode CHARGING TERMINALS 29 Ni MH BATTERY PACK B External View W Specifications V06II806 27 2V 1 24 X6 Battery capacity 1500mAh Schematic Diagram DISCHARGING TERMINALS Breaker 4 75 C 2N Thermistor Diode AXIAL LEADED 9 4 INDUCTOR CI CHARGING TERMINALS KBH 10 BELT CLIP External View 35 3201 SPECIFICATIONS General Frequency Range 446 0 446 1MHz Number of Channels 2 2 2020 16 Channel
13. 0 068UF 1 0UF 12PF 220PF 0 10UF 1 0UF 0 10UF 0 10UF 4 7UF 270PF 0 010UF 1 0UF 0 015UF 82PF 82PF 100PF 390PF 1 0UF 470PF 0 10UF 220PF 0 47UF 100 10UF 0 10UF 0 047UF 10UF 0 047UF J 220PF 100UF 1000PF 470PF 0 010UF 0 10UF 470PF 1000PF 0 10UF 100PF 1000PF 1 0UF 1000PF 470PF 1 0UF 1000PF 1 0UF 1 0UF 1000PF 0 010UF 0 010UF 5 0PF 3 0PF 5 0PF 1000PF 1 5PF 0 47UF 3 0PF 100 101 102 103 105 106 107 109 110 111 112 1201 1202 1203 1204 L212 L214 L215 L220 1223 224 226 228 229 230 250 290 301 302 401 402 404 410 411 1 2 XF201 C05 0384 05 04 0193 05 23 1081 05 40 6362 05 11 0457 05 F53 0190 05 J30 1282 04 L79 1582 05 L72 0959 05 L40 4791 37 L40 5681 86 L40 5681 86 L92 0138 05 L41 1875 38 L41 1085 38 L92 0138 05 L41 1085 38 L40 2778 67 L41 2285 03 L40 3391 86 L92 0138 05 L41 2275 38 L92 0141 05 L41 2275 38 L41 1575 38 L92 0138 05 L41 1575 38 40 1575 54 192 0149 05 L41 8261 38 L92 0149 05 L40 2285 54 L40 1092 81 L41 4763 38 L40 1091 37 L92 0138 05 L40 5685 85 L40 2785 92 L41 8268 14 L41 8268 14 L41 2285 03 L34 4602 05 L34 4572 05 L34 4564 05 L41 8268 14 L41 4778 03 L41 1875 38 L41 3078 17 L92 0140 05 L92 0149 05 L92 0149 05 L92 0138 05 L92 0138 05 L41 1875 38 L77 1931 05 L78 1411 05 L71 0549 15 TK 3201 TX RX UNIT X57 6972 70 ee oS UU
14. 33p 47k OTNOTS 5 5 R 0 35V 541 B 2 1 C MICROPROCESSOR I 390p R330 C330 9 30622MAA B91GP e L404 Ngg 3 3 lu 2SC4649 N P 214 C340 Q305 VOLTAGE DETECTOR RESET 3 T SEXTSHETSW S F Saas 558 11 Waa RT1N441U 1 403 4840 178 1411 05 0408 2 PU 0 1u SW SP MUTE 1k 7 370MHz Q303 7 eR407 1 5 8 swe 3 BOHIPTON 96V C432 en423 zs C435 2581830 0 ae GG ai d aa X R321 C322 53 8 330 2 eL 5 5 9 5 TCLK DTRDO TCLK DTRDO ANA OTS SW SP MUTE _ 3 OT 9 H 220k 0 015 25 1830 528 Pu 0M 4 92V 0M 4 92V SE 2 S PIT ole 5757 OFF 0 01V OFF 0 0 BEAT SHIFT SW T sa M _ om mom omom om om mom m um m m R341 10K ATS 15 5 LEDT 72 csi RDF FD RDF FD a 885 JE 1 AAA LEDRX LEDRX 79 gt R301 e C302 R304 25 1824 NJM2100V 2 2k 100 CALL 74 eww NW 3 6864 MHz CLK D301 MON c VOLTAGE MONITOR MONITOR a9 8 g 2 R308 MW MS ot me DETECTOR INT gt IC406 SCLK SCLK npa e R346 100 328 8 BR24LOBF W T CALLER ALERT DIR DIR LIMITER moe TADS 1 404 LED RED LED GREEN XIN XIN 828 tu R344 tk NG oJ BD
15. 404 B nt E PES ne a a uL 1 s m 1 E n 4544 LI Li 96 08 s s br se _ _IC101 4M 0104 5 0306 9P 011 9 1 302 0105 0316 90 D102 am IC401 4C 0107 0401 0401 4D IC403 0108 0402 0403 8R 10404 9A 0109 5 0405 5c 0404 _IC405 7C 0303 7 0407 oc _IC406 0304 7 0408 16 B B TK 3201 TK 3201 TX RX UNIT X57 6972 70 Componen 2 side view J72 0950 09 X koto cx 910 ee E 21 I iT DERE fi mn 1 kt es Fera me TT pea 2 TX RX UNIT X57 6972 70 Compon XC Pba mee A hg spi M Ya 8 1371 1 IL pE Ed a 9 DE E 286 AG ELE T 88108 ET t jet 7 2 3 Um E aw dz 3201 BOARD 10 11 12 13 14 D E F G Hi TX RX UNIT X57 6972 70 Foil side view J72 0950 09 26 0205 III GLLY za VCL 813 IH 5
16. A21 1644 13 09 0680 03 11 1817 04 43 1156 04 43 1173 04 B62 1807 10 CAP SP MIC ILLUMINATION GUIDE BADGE KENWOOD BADGE INSTRUCTION MANUAL ACCESSORY R31 0653 05 VARIABLE RESISTOR POWER SW VOL 560 0427 05 ROTARY SWITCH 16CH SPEAKER ANTENNA ELEMENT 107 0369 05 T90 1043 05 D10 0649 03 LEVER D21 0863 04 SHAFT D32 0441 03 STOPPER CHARGER AC ADAPTER 2PIN AC ADAPTER 3PIN ACCESSORY ACCESSORY ACCESSORY W08 0969 05 W08 097 1 05 W08 0972 05 TX RX UNIT X57 6972 70 30 2156 05 LED RED B30 2157 05 LED YELLOW E23 1253 04 7 1157 05 E37 1158 05 TERMINAL BATT PROCESSED LEAD WIRE SP PROCESSED LEAD WIRE SP 07 1882 03 20 3353 14 COVER ANT INSULATING SHEET CHASSIS BATT CK73HB1H332K CHIP 3300PF CK73HB1C682K CHIP C 6800PF CK73GB1A105K CHIP C 1 0UF CK73HB1C103K CHIP C 0 010UF CK73HB1H102K CHIP C 1000PF G01 4542 04 G01 4543 04 G10 1330 04 G11 4283 04 G11 4313 04 COIL SPRING LEVER COIL SPRING STOPPER FIBROUS SHEET IC302 AUDIO IC RUBBER SHEET Q103 FINAL FET SHEET MIC ELEMENT CK73HB1A104K CHIP C 0 10UF CC73HCH1H101J CHIP C 100PF CC73HCH1H100C CHIP C C92 0713 05 CHIP TAN 10UF CC73HCH1H101J CHIP C 100PF G11 4319 04 G13 2033 04 G13 2034 14 G13 2037 04 G13 2038 14 SHEET PTT CUSHION TERMINAL BATT CUSHION TERMINAL BATT CUSHION CHASSIS VOL CH CUSHION CHASSIS CERAMIC FILTER CK73HB1H102K CHIP C CK73HB1A104K CHIP C 0 10UF CK73HB1C103K
17. CK73GB1A105K CHIP C 1 0UF K CERAMIC TRIMMER CAP 10PF PIN SOCKET TERMINAL FLAT CABLE CONNECTOR PHONE JACK 2 5 3 5 FUSE 2 5A SPACER MIC ELEMENT TUNING COIL CERAMIC FILTER SMALL FIXED INDUCTOR 4 700UH SMALL FIXED INDUCTOR 0 56UH SMALL FIXED INDUCTOR 0 56UH FERRITE CHIP SMALL FIXED INDUCTOR SMALL FIXED INDUCTOR FERRITE CHIP SMALL FIXED INDUCTOR SMALL FIXED INDUCTOR 27NH SMALL FIXED INDUCTOR SMALL FIXED INDUCTOR 3 3UH FERRITE CHIP SMALL FIXED INDUCTOR FERRITE CHIP SMALL FIXED INDUCTOR SMALL FIXED INDUCTOR FERRITE CHIP SMALL FIXED INDUCTOR SMALL FIXED INDUCTOR 15NH FERRITE CHIP SMALL FIXED INDUCTOR FERRITE CHIP SMALL FIXED INDUCTOR 220NH SMALL FIXED INDUCTOR SMALL FIXED INDUCTOR SMALL FIXED INDUCTOR 1 000UH FERRITE CHIP SMALL FIXED INDUCTOR 0 56UH SMALL FIXED INDUCTOR 270NH SMALL FIXED INDUCTOR SMALL FIXED INDUCTOR SMALL FIXED INDUCTOR AIR CORE COIL AIR CORE COIL AIR CORE COIL SMALL FIXED INDUCTOR SMALL FIXED INDUCTOR SMALL FIXED INDUCTOR SMALL FIXED INDUCTOR FERRITE CHIP FERRITE CHIP FERRITE CHIP FERRITE CHIP FERRITE CHIP SMALL FIXED INDUCTOR TCXO 12 8MHZ RESONATOR 7 37MHZ MCF 38 85MHZ 19 3201 PARTS LIST TX RX UNIT 57 6972 70 CI IT Hr CP404 405 RK75HA1J473J CHIP COM 47K R137 R92 0670 05 R1 RK73HB1J223J CHIP R 22K R138 RK73GB1J105J R2 RK73HB1J103J CHIP R 10K R139 RK73GB1J473J R3 RK73HB1J333J CHIP R 33K R140 RK73GB1J563J RK73HB1J563
18. FET THERMISTOR THERMISTOR 17 3201 EXPLODED VIEW 2 TX RX Unit 2540 29 58 lt 34 S 14 0818 04 14 0819 04 N30 2606 46 N83 2005 46 18 Parts with exploded numbers larger than 700 are not supplied 3201 D 8 INSTRUCTION MANUAL B62 1807 10 701 PAMPHLET BATTERY E 702 PAMPHLET R amp TTE 703 WARRANTY CARD 44 HOLDER SP MIC J19 5472 03 54 SCREW SET N99 2043 05 4 CAP SP MIC 809 0680 03 gt 48 BELT CLIP STA J29 0713 05 NG 40 PACKING FIXTURE H12 3172 05 700 KNB 29N Ni MH BATTERY PACK 59 CHARGER PI W08 0969 05 60 AC ADAPTER AC230V W08 097 1 05 E 2PIN W08 0972 05 T 3PIN 41 CARTON BOARD H13 2112 03 43 ITEM CARTON CASE H52 2065 02 Parts with the exploded numbers larger than 700 are not supplied 19 3201 20 ADJUSTMENT Test Equipment Required for Alignment Standard Signal Generator 550 Frequency Range Modulation Output 2 Power Meter Input Impedance Operation Frequency Measurement Range Frequency Range 4 Digital Volt Meter Measuring Range 6 High Sensitivity Frequency Range Frequency Counter Frequency Stability 446 0 to 446 1MHz Frequency modulation and external modulation 127dBm 0 1uV to greater than 47dBm
19. 0670 05 R100 RK73HB1J472J CHIP R R301 RK73HB1J103J R103 RK73GB1J103J CHIP R R304 RK73HB1J273J R105 RK73GB1J331J CHIP R R305 RK73HB1J104J R106 RK73GB1J121J CHIP R R306 RK73HB1J102J R107 RK73HB1J681J CHIP R R307 308 R92 1368 05 R108 RK73HB1J152J CHIP R R310 RK73GB1J394J R109 RK73GB1J100J CHIP R R311 RK73HB1J123J R110 RK73GB1J331J CHIP R R312 RK73GB1J334J R112 RK73GB1J270J CHIP R R313 RK73GB1J823J R113 RK73GB1J221J CHIP R R314 RK73GB1J123J R114 RK73GB1J563J CHIP R315 RK73GB1J334J R115 RK73GB1J103J CHIP R R316 RK73GB1J823J R116 RK73GB1J220J CHIP R R317 RK73GB1J474J R120 RK73GB1J180J CHIP R R318 RK73GB1J122J R121 RK73GB1J220J CHIP R R319 RK73HB1J563J R124 RK73GB1J224J CHIP R R320 R126 RK73GB1J222J CHIP R R321 R127 129 RK 3EB2ER39K CHIP R R322 130 135 RK73GH1J154D CHIP R R323 RK73HB1J332J RK73HB1J224J RK73HB1J124J RK73HB1J563J 16 ee oS ree R324 325 R326 R327 R328 R329 R330 R332 R334 R335 R336 R337 R338 R339 R340 R341 R342 R343 R344 R345 346 R347 R348 R349 R350 R354 355 R357 R360 R388 R403 R404 R405 R406 R407 R408 412 413 414 R415 420 R421 422 R423 424 425 426 R435 R436 R437 438 R447 R449 450 454 455 R901 VR1 5401 403 MIC301 D1 D2 D4 06 7 010 011 0101 0102 0103 104 RK73GB1J154J R92 1252 05 RK73GB1J184J RK73GB1J103J RK73GB1J154J RK73HB1J332J RK73GB1J153J RK73GB1J473J RK73GB1J222J RK73GB1J102J RK73GB1J151J R
20. 5 Cid TCLK DTRDO 79 28 1830 ele TDATA DTRCLK BEAT SHIFT SW 218 LEDTX 72 LEDRX 73 gt 0317 CALL 74 R301 e C302 304 25 1824 MONITOR 5 10k SLES 2700 27k e e 1 406 OTs BR24L08F W 215 CALLER ALERT SoIK NINNIN N CO DD C C 05 DID O 1 T O 5M 5 431 2 252 2265 cS O C lt Ct eu 0 0 01u 7 3 OST BATT 5H 5C INT 5M 4 96 WIE HOT TH DET TH DET QT DQT IN OTDGT IN VOX VOX BUSY BUSY AF CONT AF CONT AF CONT OPTDET OPTDET PTT PTT SB IT X57 697 2 4 M TK 3201 SCHEMATIC DIAGRAM TX RX UNIT X57 6972 70 T 3 44V T 4 89V TX DRIVE AMP R 7 63V TX FINAL AMP Q102 T 7 45V Q103 RDOOHVS1 C171 1112 RD02MUS1 C107 R108 C112 R112 C144 L103 R149 6p 7p 1000p 15 0 T Q T 25 4619 RF o o om Big orale 81898 R 0 23V OTF O oTe T 2 86V 777 Suez TO O x 1 1 1 8 542 8 T T T T 4 9V 8126 e NW 4 2
21. 90D The programming software can be used with an IBM PC or compatible Figure 1 shows the setup of an IBM PC for programming 4 2 Connection procedure 1 Connect the TK 3201 to the personal computer with the interface cable 2 When the POWER is switched on user mode can be entered immediately When the PC sends a command the radio enters PC mode When data is transmitting from the transceiver the red LED lights When data is received by the transceiver the green LED lights Notes e The data stored in the personal computer must match the model type when it is written into the EEPROM Change the TK 3201 to PC mode then attach the interface cable 4 3 KPG 22 description PC programming interface cable Option The KPG 22 is required to interface the TK 3201 with the computer has a circuit in its D subconnector 25 pin case that converts the RS 232C logic level to the TTL level The KPG 22 connects the SP MIC connector of the TK 3201 to the computer s RS 232C serial port 4 4 Programming software description KPG 90D is the programming software for TK 3201 supplied on a CD ROM This software runs under Windows 98 ME Windows 2000 or XP on an IBM PC or compatible machine The data can be input to or read from TK 3201 and edited on the screen The programmed or edited data can be printed out It is also possible to tune the transceiver SI BT 3 Gray Black 8 SP o 1 5D XV Lead wire
22. CHIP C 0 010UF CC73HCH1H100C CHIP C CK73HB1H102K CHIP C 1000PF 1000PF G13 2039 04 G13 2045 04 G13 2076 04 G53 1604 03 G53 1605 03 CUSHION PCB CERAMIC FILTER CUSHION CHASSIS CUSHION SP PACKING CHASSIS PACKING TERMINAL BATT CC73HCH1H470J CHIP C 47PF CC73HCH1H180J CHIP C 18PF CK73HB1A104K CHIP C 0 10UF C92 0713 05 CHIP TAN 10UF C92 0502 05 CHIP TAN 0 33UF G53 1606 03 G53 1607 03 G53 1608 03 G53 1609 14 G53 1611 04 PACKING VOL CH LED PACKING SP MIC PACKING SP PACKING MIC ELEMENT PACKING ANT CK73HB1H102K CHIP 1000PF H12 3172 05 H13 2112 03 H25 0085 04 PACKING FIXTURE CARTON BOARD CC73HCH1H020B CC73HCH1H300J C92 0697 05 CHIP C CHIP C CHIP TAN 2 0 3 3UF PROTECTION BAG 100 200 0 07 H52 2065 02 ITEM CARTON CASE CK73HB1H471K CHIP 470PF C92 0001 05 CHIP C 0 1UF CK73HB1H102K CHIP C 1000PF CC73HCH1H270J CHIP 27PF CC73HCH1H050B CHIP C 5 0PF CK73GB1H332K CHIP C 3300PF J19 5472 03 J19 5473 03 J21 8477 04 J21 8478 04 J29 0713 05 HOLDER SP MIC ACCESSORY HOLDER ASSY TERMINAL BATT HARDWARE FIXTURE VOL CH HARDWARE FIXTURE SP MIC BELT CLIP ACCESSORY CC73HCH1H030B CHIP C 3 0PF CK73GB1H682K CHIP C 6800PF CC73HCH1H050B CHIP C 5 0PF CC73HCH1H100C CHIP C 10PF CK73HB1H471K CHIP C 470PF J82 0092 05 FPC K29 9307 13 K29 9308 03 29 9309 03 29 9318 03 BUTTON KNOB CALL MONITOR BUTTON KNOB PTT KNOB VOL CK73GB1
23. KA opuriolus RESPONSE am aa 60dB Audio Power OUTPUT nia 500mW at 89 less than 1096 distortion Transmitter Measurements made per EN standard RF Power ERP 0 5W KESDONSE 65dB Modula PAA ___ __ _ ____ _ 4098 1 AA Less than 5 KENWOOD CORPORATION 2967 3 Ishikawa machi Hachioji shi Tokyo 192 8525 Japan KENWOOD U S A CORPORATION 22745 2201 East Dominguez Street Long Beach CA 90801 5745 KENWOOD ELECTRONICS ITALIA S p A Via G Sirtori 7 9 20129 Milano Italy KENWOOD ELECTRONICS CANADA INC 6070 Kestrel Road Mississauga Ontario Canada 151 158 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 13 Boulevard Ney 75018 Paris France KENWOOD ELECTRONICS U K LIMITED KENWOOD House Dwight Road Watford Herts WD18 9EB United Kingdom KENWOOD ELECTRONICS EUROPE B V Amsterdamseweg 37 1422 AC Uithoorn The Netherlands ae 2 KENWOOD IBERICA 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
24. 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 Genting Lane 07 00 Kenwood Building Singapore 349544
25. enfin a i 1 Ns TIBET 48 pa E xl In pol Iri jm i EN 40274525 5 3 prc in bet KO 38 mie ss TIE di d anole 1919 fet NENNEN SM Mg ag Da 11 os 0301 o m ton Ic301 8P 100 7 0302 95 010 9 D302 7S _ 10402 40 0101 0317 6 101 0303 88 _ 10408 80 Q102 7H 0403 40 0103 40 0402 4R _ 01 70 0103 7F 0404 30 D104 0405 100 02 8L 0203 4N D2 ok 0106 4D Q4 8J 0204 ak pa 0122 4C 06 sk 0205 4G 06 9 62002 6K 26 3201 SCHEMATIC DIAGRAM TX RX UNIT X57 6972 70 _ c a SS mum _ mum _ aaa map mum oo GP Sl mum _ R9 0 TAW cir PLL_DAT eR10 0 x NAN i PLL_STB eR11 NC sien 5 AN 518 48 18 3p 100k Tr L8 18 10 PLL SYSTEM T IC1 b MB15A02 3 4 82V 100 RIPPLE lal 2SC5108 Y 2 FILTER R8 PLL IC F_IN AMP ni
26. from the front end is mixed with the first local oscillator signal generated in the PLL circuit by to produce a first IF frequency of 38 85 MHz The resulting signal passes through the XF201 MCF to cut the adjacent spurious and provide the opitimun characteristics such as adjacent frequency selectivity 3 IF Amplifier Circuit The first IF signal is passed through a four pole monolithic crystal filter XF201 to remove the adjacent channel signal The filtered first IF signal is amplified by the first IF amplifier 0203 and then applied to the IF system IC IC201 The IF system IC provides a second mixer second local oscillator limiting amplifier quadrature detector and RSSI Received Signal Strength Indicator The second mixer mixes the first IF signal with the 38 4MHz of the second local oscillator output TCXO X1 and produces the second IF signal of 450kHz The second IF signal is passed through the ceramic filter CF201 to remove the adjacent channel signal The filtered second IF signal is amplified by the limiting amplifier and demodulated by the quadrature detector with the ceramic discriminator CD201 The demodulated signal is routed to the audio circuit 4 Audio Amplifier Circuit The demodulated signal from IC201 goes to AF amplifier through IC301 The signal then goes through an AF volume control and is routed to an audio power amplifier 302 where it is amplified and output to the speaker 5 Squelch Pa
27. safety familiar with similar types of commercial grade e DO NOT transmit until all RF connectors are verified secure communications equipment It contains all required service and any open connectors are properly terminated information for the equipment and is current as of the e SHUT OFF and DO NOT operate this equipment near publication date Changes which may occur after publication electrical blasting caps or in an explosive atmosphere are covered by either Service Bulletins or Manual Revisions This equipment should be serviced by a qualified technician only These are issued as required SERVICE This radio is designed for easy servicing Refer to the schematic diagrams printed circuit board views and alignment procedures contained within ORDERING REPLACEMENT PARTS When ordering replacement parts or equipment information the full part identification number should be included This applies to all parts components kits or chassis If 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 3201 Number of Frequency No Frequency Signalling RF power output 446 00625MHz 94 8Hz 446 09375MHz 68 52 446 03125MHz 103 5Hz 446 06875MHz 79 717 446 04375MHz 116 8 2 446 01875MHz 123 0Hz 446 08125MHz 127 312 446 05625 2 85 4Hz 446 00625MHz 107 242 446 09375MHz 110 942 446 03125 114 8Hz 446 068
28. unit to the chassis Attach the TX RX unit to the chassis using the screws in the order shown in the drawing below 5 0 TX RX UNIT Component side view 5 Connecting the speaker wires to the TX RX unit Note connect the speaker wires you must solder it to the location of the TX RX unit as illustrated below TX RX UNIT Component side view 3201 CIRCUIT DESCRIPTION 1 Frequency Configuration The receiver utilizes double conversion The first IF is 38 85 MHz and the second IF is 450 kHz The first local oscillator signal is supplied from the PLL circuit The PLL circuit in the transmitter generates the necessary frequencies Fig 1 shows the frequencies ANT TX RX 446 00625 446 09375MHz Fig 1 Frequency configuration 2 Receiver The frequency configuration of the receiver is shown in Fig 2 ANT ML MIXER MCF IF AMP BPF 0205 BPF 0204 XF201 0203 112 404 1st Local IC AF VOL AF PA IC20 201 IF MIX DET AKASA X1 TCXO 12 8MHz Fig 2 Receiver section 2nd Local 1 Front End RF AMP The signal coming from the antenna passes through the transmit receive switching diode circuit D103 D104 D106 and D122 passes through a BPF L229 and L228 and is amplified by the RF amplifier 0205 The resulting signal passes through a BPF L214 L212 and goes to the mixer These BPFs are fixed 2 First Mixer The signal
29. 1 APCIBPF control 72 TMF DTMFIBEEP Output Naa 75 EEPCLK EEPROM clock output s 7 66 78 BSHFT 0 Beatshittswich N rio 8651 cPUrest C660 0 3726VM2 112488 Lis XX mise _ y O 16 ML 17 Battery voltage montormu 717 1 Base band datainout Lis ROFFD Base band IC datano i9 SCLK 0 Base band IC clock zi TDATADTRGIK O Baseband IC data output 2 oR Base band IC data output QT DOT output 725 NC 1 2 OSC 3 6864 MHz 7 3728 MHz 2 MC PTT switch input 25 armor output Serial data FPUFLAS NG Sera deiFRUFLASH GNG 782 3334 MC voltage discharge switch DCSW 36 DOWN O switch AXSW O RXVCOswitch 0 X5V o _ GND 40 PLLUL T PLLunlockdetectinput PLLSTB O PLL strobe output _ 42 PLLDAT data opt 0 PLL clock output 745 XVII 0 RXWideNarowswibh ENS 11 Channel selectable nut ar Channe
30. 100 C266 R255 5 C239 Q205 28 nso 1000p 3SK318 o o N lvi MM s Rs 228 028105 0 1 470 1 R 3 70V 0403 5TSW No 22 N oO Ato R403 oa 0 5555 225 NBI CPH3317 Nem R 0 96V O lt t gt O 100 a 4 2 2 1 CF201 PEE Log ly Com um 3535 pl rh ec N NEO e je o oid c 5V PROTECTION IC402 RXD PTT 777 C213 NIE D401 XC6201B502MA 5 00V Q404 sRSW R 5 01V TXD TXD T 5215 30 CPH3317 d Pe E gt N R 7 56V Sls 1 ui 5 WIN SW TX TF 7 26 5 DOT Q301 d x 1C401 402 I a RT1P141U cl kho eo R 4 75V AF AMP ba IC302 SP MUTE SW S VOLTAGE TA7368F 5546 REGULATOR 5V ST e IC401 5C SW CPH3413 C345 XC6204B502MR 0405 CALLING ALERT SW 0304 1 PoUT 5 R 7 28V 350 1 2370 AUDIO PROCESSOR 25 1362 m 1006 3 T 6 80V pang 0301 52 sy ole X 8854 PRE GND 2 SP MUTE SW T ua 4 5 ane 5 5 2 SP2 VIN PHASE 7 C338 Ipo e 9 0316 e Napo C339 CPH3413 QL a 150k A 1k 5 6 R337 Zr SIS o RIPPLE NF ANN 4 6 5 12 8325 8329 C329 eR334 D 2 5 2 150 1016 3 5 8 ols T 7 9V I o AAA um S il C328 150k 150k
31. 1mV 50Q 446 0 to 446 1MHz Vicinity of 10W 446 0 to 446 1MHz 10mV to 10V DC High input impedance for minimum circuit loading DC through 2 10 2 to 1000MHz 0 2 ppm or less 8 AF Volt Meter Frequency Range AF VIVM Voltage Range to 10kHz 1mV to 10V 5 OHz to 5kHz or more 9 Audio Generator AG Frequency Range 10 Distortion Meter Capability 11 Spectrum Analyzer Measuring Range 12 Tracking Generator Center frequency Output Voltage 0 to 1V 396 or less at 1kHz 50mV to 10Vrms DC to 1GHz or more 50kHz to 600MHz 100mV or more 13 80 Dummy Load Approx 80 3W 14 Regulated Power Supply to 10V approx Useful if ammeter equipped The following parts are required for adjustment 1 Antenna connector adapter The antenna connector of this radio uses an SMA terminal Use an antenna connector adapter SMA f BNC f or N f for adjustment The adapter is not provided as an option so buy a commercially available one 2 Repair Jig Chassis Use jig part No A10 4086 03 for repairing the TK 3201 Place the TX RX unit on the jig and fit it with screws The jig facilitates the voltage check and protects the final amplifier FET when the voltage on the flow side of the TX RX unit is checked during repairs 3 Battery Jig W05 1011 00 L LI Terminal Red Terminal Black LI
32. 2k L 9l No 8135 5 STS 045 150k 0 sw SW e N Q109 0104 140 IC101 RT1P441U RT1N141U APC PROTECT TA75W01FU C146 9 OUT VCC OSS 52 1000 EE 255 NAN INI OUT B 2 N pa IN2 ae aro SW VEE IN24 0108 SW i eR141 25 1824 0105 2SK879 Y COMPARATOR 22 5 x APC rae 150 p R 7 63V RT1N141U o T 7 50V DCSW B ET aT APCSW 4 OSCIN RX 101 5 58 5C MOD R 5 0V a XF201 L71 0549 15 C231 R219 0 01 560 Sumo co IT 0 N o Clam a CF201 L72 0959 05 a e E TX WIN RXD PTT 7 7H TXD 213 a 0 1u Ng N WIN SWITX _ 526 0301 5 1 1410 Bp Bad perg R 4 75V a EH mx AUDIO PROCESSOR 201 TA31136FN o 9 2 a120k o IC301 R207 S NS x AK2346 OTs R323 C315 1 i AGNDIN 2 317 56 tu 2 AGND S O R329 C329 tr 150k 1u ei il R330 1 T 1 9203 52 3 3k tu 2SC4649 N P 25 IF AMP 22 TCLK DTRDO 9 R321 TDATA DTRCLK 10 220k 0 015 11 RXD PTT TXD RDF FD R906 12 1k 3 6864 MHz CLK SCLK LO
33. 34 C435 C436 C440 C443 C444 CK73GB1A224K C92 0714 05 CK73HB1A104K CC73GCH1H820J CK73HB1A683K CK73GB1A105K CC73GCH1H120J CC73GCH1H221J CK73HB1A104K CK73GB1A105K CK73GB1C104K CK73HB1A104K C92 0714 05 CC73GCH1H271J CK73HB1C103K CK73GB1A105K CK73HB1C153K CC73GCH1H820J CC73HCH1H820J CC73HCH1H101J CK73HB1H391K CK73GB1A105K CK73HB1H471K CK73GB1C104K CC73GCH1H221J CK73FB1C474K CC73GCH1H101J C92 0560 05 CK73GB1C104K CK73GB1C473K C92 0560 05 CK73GB1C473J CC73GCH1H221J C92 0665 05 CK73GB1H102K CK73HB1H471K CK73HB1C103K CK73HB1A104K CK73GB1H471K CK73HB1H102K CK73GB1C104K CC73GCH1H101J CK73HB1H102K CK73GB1A105K CK73HB1H102K CK73HB1H471K CK73GB1A105K CK73HB1H102K CK73GB1A105K CK73GB1A105K CK73HB1H102K CK73GB1H103K CK73HB1C103K CC73HCH1H050B CC73HCH1H030B CC73HCH1H050B CK73HB1H102K CC73GCH1H1R5B CK73GB1A474K CC73GCH1H030B CHIP C CHIP TAN CHIP C CHIP C CHIP C CHIP C CHIP C CHIP C CHIP C CHIP CHIP C CHIP CHIP TAN CHIP CHIP C CHIP CHIP C CHIP CHIP CHIP CHIP CHIP CHIP CHIP C CHIP C CHIP CHIP CHIP TAN CHIP CHIP C CHIP TAN CHIP C CHIP TANTAL CHIP CHIP CHIP C CHIP C CHIP CHIP CHIP CHIP CHIP CHIP CHIP CHIP CHIP CHIP CHIP CHIP CHIP C CHIP CHIP C CHIP CHIP C CHIP CHIP CHIP CHIP CHIP PARTS LIST 4 UF 6 3W 0 10UF 82PF
34. 471K CHIP C 470PF C136 CK73GB1A105K CHIP C 1 0UF 259 C138 CK73GB1H102K CHIP C 1000PF 262 263 C140 CC73GCH1H101J CHIP C C265 C144 CK73GB1H102K CHIP C 1000PF C266 C145 CC73GCH1H110J CHIP C 11 267 CK73GB1H471K CHIP C 470PF CK73HB1H471K CHIP C 470PF CK73HB1H471K CHIP C 470PF CK73GB1H471K CHIP C 470PF CC73GCH1H090B CHIP C 9 0PF C146 CK73GB1H102K CHIP C 1000PF C269 C148 CK73GB1H102K CHIP C 1000PF C272 C149 CC73GCH1H040B CHIP C 4 C274 C152 CC73GCH1H200J CHIP C 20PF C275 C154 CK73GB1H471K CHIP C 470PF C276 CC73GCH1H1R5B CHIP C 1 5PF CC73GCH1H020B CHIP C 2 0PF CC73GCH1H070B CHIP C 7 0PF CC73GCH1H2R5B CHIP C 2 5PF CC73GCH1H3R5B CHIP C 3 5PF C156 CC73GCH1H040B CHIP C 4 0PF C290 157 CC73GCH1H2R5B CHIP C 2 9PF C291 C158 CC73GCH1H101J CHIP C 100PF C292 C159 CC73GCH1H020C CHIP C 2 0 C301 C160 CC73GCH1H020B CHIP C 2 0PF C302 CC73GCH1H020B CHIP C 2 0PF CC73GCH1H060B CHIP C 6 0PF CK73HB1H102K CHIP C 1000PF CK73HB1H392K CHIP C 3900PF CK73HB1H271K CHIP C 270PF 14 ee 0 22UF C304 C306 C307 308 C309 C310 C311 C312 C313 C314 C315 C316 C317 C318 C319 C320 C321 C322 C323 C324 C327 0328 C329 330 C332 C333 334 0335 C336 C338 0339 C340 C341 C342 C343 C344 C345 C346 C348 351 352 C354 C401 C402 C403 C405 C407 C409 410 C411 C415 C417 C418 419 C421 C426 427 C428 429 C430 C431 C432 C433 4
35. 4845FVE 0403 E D404 rye olo 2 x 8 EHE e um eR405 1 5 B30 2156 05 B30 2157 05 DETECTOR 9 8 g 5 MIC301 R314 C316 R332 C333 L301 3 4 Pa BATT BATT v O mo LED SW Mel LED SW 5T C 8 8 s a PIN 19k 15k si C RED e Q401 Q402 GREEN 58 SR 9 ORS omg D302 D303 Q302 aid ony TES RT1N141U BPS RB706F 40 MC2858 8 OTs S R318 25 4919 339 INT INT EEPROM C317 ANN 8328 gt ANN 5M 5M 1 Y 1 2k alk T 915 40 MUTE MIC MUTE MIC MUTE EE axi 10k NW MES NN vox Do de 52 QT DQT IN VOX 5 VOX VOX BUSY DETECTOR ISOLATION MIC AGC OTS BUSY BUSY BUSY BUS RSSI RSSI RSSI AF CONT AF CONT 0 AF CONT AF AF CONT CONT AF CON DEL 58 5 SB SB SB SB TK 3201 BLOCK DIAGRAM 57 697 404 BD4845FVE 403 BD4840FVE MB15A02 RESET RESET 0401 RB5218 30 IC401 XC6204B502MR 27 04 2SK508NV K52 D2 D4 D6 D7 HVC3768 SB PROTECT AVR 5M 010 1SV278 405 RT1P237U Loo Filter DC SW 5C 5C 5c X1 L77 1
36. 75 2 82 8 12 446 04375MHz 132N 446 01875MHz 155N 446 05625MHz 134N 446 08125MHz 243N 16 channel 3201 REALIGNMENT 1 Modes Data programming mode User mode For normal use Used for communication between the radio and PC IBM compatible mode and other features to and from the radio PC test mode Used to check the radio using the PC 8 This feature is included in the KPG 90D 2 How to Enter Each Mode Operation PC tuning mode Received commands from PC 3 Getting Acquainted Channel selector Rotate to change the operating channel from 1 16 Antenna LED indicator Indicates the transceiver status Lights red while transmitting green while receiving and flashes red while the battery power is low while transmitting Power switch Volume control Turn clockwise to switch the power ON and counterclockwise to switch the power OFF Rotate to adjust the volume PTT Push to Talk switch Press and hold then speak into the microphone to transmit Call key Press before making a call to alert the other party members Speaker microphone jacks Battery pack KNB 29N Monitor key Press and hold to hear background noise and listen for weak signals 4 PC Mode 4 1 Preface The TK 3201 transceiver is programmed using a personal computer a programming interface KPG 22 and programming software KPG
37. 931 05 0403 CPH3317 LL DC LPF I 5T m SW 5C IC402 XC6204B502MR AVR 5T CH SW 0404 CPH3317 DC EN2 SW 98 EN4 ENE Ql KTC4082 IC201 TA31136FN 4MH TRIPLER Po 5R CD201 L79 1582 05 FM IF SYSTEM Batt IC301 AK2346 PROTECT Det BATT RSSI D402 1SR154 400 BUSY AUDIO O 5C PROCESSOR PWR SW O CALL TONE 5M VOL a C SB 511 O EXPOUT 1 MOD RXIN RXAF 1406 BR24L08F W TXINO RXINO 306 0316 3413 IC302 7368 1 SW AMP AGC 0302 2884919 0303 DAN222 D302 RB706F 40 0305 1 4410 0304 2SA1362 GR De DC SW SW DET VOX 1 7 0301 RB706F 40 58 58 X2 178 1411 05 7 3MHz pe AFCONT SW 0303 RTIN441U MIC 32 02 25 5108 5C 06 25 5108 09 25 4619 0101 0202 5 277 BUFF RF T R AMP AMP SW 5C 5C 5R 5C 08 25 5383 211 25111 RIPPLE FILTER 5 0203 25 4649 XF201 171 0549 15 0204 35 318 Ist AMP MCF MIXER 38 85 2 55 55 201 172 0959 05 450 2 SB 0403 30 2156 05 0401 RTIN141U LEDTX 405 M30622MAA B91GP INT RESET VOX RXD BUSY BATT TH DET RSSI IN EEPCLK BSHIFT MICROPROCESSOR 1 208 BLOCK DIAGRAM D122 D103 D104 D106 0100 2584619 0101 28C5192 0102 R
38. A105K CHIP C 1 0UF 13 3201 PARTS LIST TX RX UNIT 57 6972 70 ene IT Hr CC73HCH1H101J CHIP C 100PF C161 CC73GCH1H050B CHIPC 5 0PF CK73HB1H471K CHIP C 470PF C163 CC73GCH1H2R8B CHIP C 2 5LL CC73HCH1H100C CHIP C 10PF C164 CC73GCH1H050B CHIPC 5 0PF CC73HCH1H120J CHIP C 12PF C169 CC73GCH1H060B CHIPC 6 0PF CC73HCH1H060B CHIPC 6 0PF C170 CC73GCH1H150J CHIP C 15PF CC73HCHTHTR5B CHIP C LOPE C171 CK73GB1H102K CHIP C 1000PF CC73HCH1HO10B CHIP C 1 0PF C190 CK73GB1A105K CHIP C 1 0UF CC73HCH1H030B CHIP C SUPE C191 CK73GB1H103K CHIP C 0 010UF CC73HCH1H040B CHIP C 4 C201 CK73GB1A224K CHIP C 0 22UF CC73HCH1HO40B CHIP C 4 C205 CK73HB1H102K CHIP C 1000PF CK73HB1H471K CHIP C 470PF C206 CK73HB1A104K CHIP C 0 10UF CK73HB1A104K CHIP C 0 10UF C207 CK73HB1H182K CHIP C 1800PF CHIP C 0 5PF C208 CK73HB1H471K CHIP 470PF CK73HB1H102K CHIP 1000PF C209 C92 0713 05 CHIP TAN 10UF CK73HB1H471K CHIP C 470PF C210 CK73HB1H471K CHIP C 470PF CC73HCH1H330J CHIP C C211 CK73HB1C103K CHIP C 0 010UF C92 0713 05 CHIP TAN 10UF 213 CK73HB1A104K CHIP C 0 10UF CK73HB1H471K CHIP C 470PF C214 CC73HCH1H680J CHIP 68PF CC73HCH1H150J CHIP C 15PF C215 CK73HB1H102K CHIP C 1000PF CK73HB1H102K CHIP C 1000PF C216 CK73GB1C104K CHIP 0 10UF CC73HCH1H100C CHIPC 10PF C217 CK73HB1A104K CHIP C 0 10UF CK73HB1H471K CHIP C 470PF C218 CK73GB1C104K CHIP C 0 10UF C101 CK73GB1H471K CHI
39. ANT SW Bao buka Seo cita mm LO PLL DAT VCO OSCILLATION TX er 29 m CAN E oe ecg 5 oT 5 02 4 6 7 220 a 100 i SEN amp 06 gmo BUFFER 10 277 470p 12 0101 PLL STB Sieg 8 OS x FREQUENCY T T 6 3 4V 28 4619 0 2665109 ds I iB xcu CONTROL HVC376B 0 69V 28C5108 Y _ C78 N BEAP o 454 85 118 RF AMP pa T T 9 T mm 22 124 110 07 C73 gt 1 Q9 228 xo obo gbo olan 100k s T2972 A e jn t 33p 15 L 256461960 IN 238 ree 100 0 5 R 2 9V c o fa 0 n HVC376B 55 NEN Ni B KS T 3 0V 77 982 uta 7 3 7V I PLL SYSTEM 2 m Nee 5 ME 5 Ngo 25 508 52 ola obo 2 oco Ome SIN 85 Ses 8 3828 5 5e ase 8 9 125 Sms 820 DTE 5 1223 R145 R147 MB15A02 gt I 5 neo 4 82V 8 828 TX RX NOTE le 415 0 ae 0 EEELA 10p SW ola ZL gle 2SC5108 Y e pygolanrsw PLL IC IN AMP I I 1 FILTER MODULATOR 1 D1 850 TX MODULATION 25111 RES 225 T 4 9V R25 R26 e C45 31 L12 R34 R36 L22 9 1 ANN NNN II NW 370k 1 j 4 R 2 87V 0 01u j 22k 10k tu 470k 270k 2 8 HA eae 5 4 275 I 5 8 T
40. DOOHVS1 0103 RD02MUS1 T22 HVC131 SB LEDRX 2 4 5 PF1 PF2 MIC MUTE LEDRX PCTV DET 5T APCSW 5C DCSW 58 C QTVCO TDATA DTRCLK QTTCXO SCLK DIR DTMF AFCONT TXD D404 B30 2157 05 0402 RTIN141U RF RF RF RF ANT 0104 RTIN141U 0105 25 879 RT1P441U TA75W01FU 0107 RT1N141U 0205 35 318 TCLK DTRDO PLL UL RDF FD TX W N PLL STB RX W N CALLING ALERT SW TX SW RX SW LEDTX PLL DAT PLL CLK TK 3201 LPF TX RX 446MHz ANT 33 3201 LEVEL DIAGRAM 400001 esn uonoes JH eui LI JOJOW 9 9 OV eui 19941093 uonoes Jy AY Ul oj GOIN A3Q ZHAG 1ndu JIN 9V1 01 196 si DY VCC 2010 8912 2112 MLOA 62 4 191492 JH E20 1 0 CVMIC 9 140 pasinbai 955 aY SMOYS ay 400001 esn uonoes JH 9y VI AAG N3 ZHIL ugpes IMV 1919LL 949 OY 94 JOOUUOD uonoes Jy AY Ul oj 20121 LOE LOZ 0 2 2 2 MWO00S AWOE AW06C 114 0 IX9 coca 2050 1013 dob 182 60 8 2 092 4022 a ODA 97ETAV IN 9 0 SWINWGE 8 191492 JH 2 1 4 XL
41. E CAPACITANCE DIODE DIODE DIODE ZENER DIODE DIODE TK 3201 TX RX UNIT X57 6972 70 CU D106 D122 D202 D301 302 D303 D401 D402 D405 IC1 1 101 12201 10301 1 302 1 401 402 1 403 1 404 1 405 406 12408 01 02 04 06 08 09 0100 0101 0102 0103 0103 0104 0105 0107 0108 0109 0203 0204 205 0301 0302 0303 0304 0305 0306 0316 0317 0401 402 0403 404 0405 0407 408 TH101 TH203 HVC131 HVC131 HSC277 RB706F 40 MC2858 5215 30 158154 400 KDZ3 3V MB15A02 TA75WO1FU TA31136FN AK2346 TA7368F XC6204B502MR BD4840FVE BD4845FVE 30622MAA B91GP BR24L08F W NJM2100V KTC4082 25 5108 25 508 52 2SC5108 Y 2SC5383 25C4619 P Q 25C4619 P Q 2565192 RDOOHVS1 RDO2MUS1 RDOZMUS1 122 RT1N141U 25 879 RT1N141U 25 1824 RT1P441U 25 4648 3SK318 RT1P141U 2504919 RT1N441U 2SA1362 GR RT1N441U CPH3413 CPH3413 25 1824 RT1N141U CPH3317 RT1P237U 25 1830 157 104 65001 157 104 65001 DIODE DIODE DIODE DIODE DIODE DIODE DIODE ZENER DIODE MOS IC MOS IC MOS IC MOS IC MOS IC MOS IC MOS IC MOS IC MPU ROM IC MOS IC TRANSISTOR TRANSISTOR FET TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR FET FET FET TRANSISTOR FET TRANSISTOR FET TRANSISTOR TRANSISTOR FET TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR FET FET FET TRANSISTOR FET TRANSISTOR
42. E um mb H o 22k 10k tu 470k 470k 270k gt R 2 87V o mmo 5 2 Omg 902 R30 1 Kua 18 ER B tu 39k RIPPLE FILTER Q8 2565383 N 5YS i2 ote s CURRENT 2 52 STEERING PLL UL PLL STB PLL DAT PLL CLK TE 3 B 5T ai APCSW OSCIN EREMIE 5 5 2 5 3 99 99999 9 8 5C pod 5C EN Law ee a eee EN2 4 7k EN3 EN4 ENS LO lt IL 355 12k VCC VSS L II LI 201 TX W N RXD PTT TXD oO LO o M co 8421 51 826 WN a 1k 52 53 54 55 56 57 58 59 VCC 60 61 VSS 62 MICROPROCESSOR 63 e 405 64 30622MAA B91GP 1 Laga 63 77 8422 P BEAT SHIFT SW BSHIFT ON 4 95V 1k 432 7 370 2 2 0408 6 I NAA I 5p 81 0 Si
43. J CHIP R 56K R141 RK73GB1J104J RK73HB1J104J CHIP R 100K R142 R92 1252 05 RK73HB1J101J CHIP R 100 R143 RK73GB1J104J R92 1368 05 CHIP R 0 OHM 145 R92 1252 05 RK73HB1J222J CHIP R 2 2K R147 R92 1252 05 92 1252 05 CHIP 0 148 RK73GB1J221J RK73HB1J334J CHIP R 330K R149 R92 1252 05 RK73GB1J221J CHIP R 220 R190 RK73GB1J101J RK73GB1J561J CHIP 560 191 192 RK73GB1J271J RK73HB1J101J CHIP R 100 193 194 RK73GB1J473J RK73GB1J181J CHIP 180 R203 RK73HB1J184J RK73GB1J122J CHIP R 1 2K R206 RK73GB1J100J RK73HB1J100J CHIP R 10 R207 RK73HB1J153J RK73GB1 681 J CHIP R 680 R208 RK73HB1J823J R92 1252 05 CHIP R R209 RK73HB1J272J RK73GB1J103J CHIP R R210 RK73HB1J332J RK73HB1J223J CHIP R R212 RK73HB1J823J RK73HB1J103J CHIP R R213 RK73HB1J392J RK73HB1J220J CHIP R R215 RK73HB1J101J RK73HB1J393J CHIP R R216 RK73HB1J124J RK73HB1J474J CHIP R R217 RK73HB1J472J RK73HB1J102J CHIP R R218 RK73HB1J561J RK73HB1J154J CHIP R R219 RK73GB1J561J RK73HB1J474J CHIP R R226 227 RK73GB1J102J RK73HB1J334J CHIP R R228 RK73GB1J151J RK73HB1J274J CHIP R R233 RK73HB1J104J RK73HB1J151J CHIP R R236 RK73HB1J563J RK73HB1J101J CHIP R R238 RK73HB1J104J RK73HB1J154J CHIP R R239 RK73HB1J563J RK73HB1J472J CHIP R R240 R92 1252 05 RK73HB1J101J CHIP R R248 RK73GB1J221J RK73HB1J103J CHIP R R249 RK73GB1J101J RK73HB1J220J CHIP R R251 RK73HB1J104J RK73HB1J331J CHIP R R253 RK73HB1J104J RK73HB1J222J CHIP R R254 RK73HB1J683J RK73HB1J472J CHIP R R255 H32 1252 05 R92 1368 05 CHIP R R258 R92
44. K73HB1J222J RK73GB1J471J RK73GB1J182J RK73GB1J103J RK73GB1J100J RK73GB1J474J RK73GB1J102J RK73GB1J101J RK73GB1J104J RK73GB1J563J RK73GB1J333J R92 1368 05 RK 3HB1J103J R92 1368 05 R92 1368 05 R92 1368 05 RK73GB1J101J RK73HH1J474D RK73GB1J334J RK73HH1J474D RK73HB1J334J RK73HB1J473J RK73GB1J331J RK73HB1J473J RK73HB1J102J R92 1368 05 RK73HB1J473J 92 1368 05 RK73HB1J473J R92 1252 05 RK73HB1J473J RK73HB1J123J R92 1252 05 RK73GB1J271J RK73GB1J472J 12 7491 05 570 0414 05 191 0649 05 25111 HVC376B HVC376B HVC376B 15 278 25111 HSC277 HZU5CLL HVC131 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 10 CHIP R 470K CHIP 1 0K CHIP 100 CHIP 100K CHIP 56K CHIP R 33K CHIP R 0 CHIP R 10K CHIP R 0 CHIP R 0 OHM CHIP R 0 CHIP R 100 CHIP R 470K CHIP 330K CHIP 470K CHIP R 330K CHIP R 47K CHIP R 330 CHIP R 47K CHIP R 1 0K CHIP R 0 CHIP R 47K CHIP 0 CHIP 47K CHIP 0 OHM CHIP 47K CHIP 12K CHIP 0 CHIP R 2 0 CHIP R 4 7K TRIMMING POT 68K TACT SWITCH MIC ELEMENT DIODE PARTS LIST J 1 16W D 1 16W J 1 16W D 1 16W J 1 16W J 1 16W J 1 16W J 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W VARIABLE CAPACITANCE DIODE VARIABLE CAPACITANCE DIODE VARIABLE CAPACITANCE DIODE VARIABL
45. KHz 3 0mV AG 5 Max deviation TEST 6 1 AF VIVM 2 2kHz AG 1kHz 150mV According to Deviation meter filter the lager 2 PTT ON 6 DOT TEST 6 1 Make the Balance Adjust LPF 3kHz demodulation HPF OFF wave into PTT ON square waves 7 QT Deviation TEST CH 6 3 0 40kHz 40Hz Adjust QT 67 0Hz HPF OFF PTT ON 8 DOT Deviation TEST CH 6 6 0 35kHz 40Hz Adjust DOT 029 HPF OFF PLON 22 3201 ADJUSTMENT Receiver Section Measurement Specifications Condition Test equipment Remark 1 BPF Wave Spectrum analyzer setting Spectrum Check the 2 Center f 446MHz analyzer waveform as CENTER Span 150MHz shown to the RBW 100kHz right VBW 10kHz IE 2 Sensitivity TEST CH 1 1 oo 20dB SINAD or more check SSG otuput 115dBm 0 4uV DVM SSG MOD 1 5kHz Oscilloscope AF VTVM TEST CH 1 1 Programming Squelch open Threshold SSG otuput 12dB SINAD 4dB Software writing SSG MOD 1 5kHz KPG 90D 4 5019 TEST 1 1 Tight SSG otuput 12dB SINAD 2dB writing SSG MOD 1 5kHz 5 BATT 1 1 ANT BATT terminal Detection BATT terminal voltage 5 9V BATT terminal voltage 5 9V Writing 23 D E F G H TX RX UNIT X57 6972 70 Component side view J72 0950 09 m Am EN SEI
46. P C 470PF C219 CC73HCH1H330J CHIP C 33PF C102 CC73GCH1H120J CHIP C 12PF C220 CK73HB1H102K CHIP C 1000PF C106 CK73HB1H471K CHIP C 470PF C221 CK73GB1C104K CHIP C 0 10UF C107 CC73GCH1H060B CHIP C 6 0PF C222 CK73HB1H102K CHIP C 1000PF C108 CK73GB1H471K CHIP C 470PF 224 225 CK73HB1C103K CHIP C 0 010UF C110 111 CK73GB1H471K CHIP C 470PF C228 CC73GCH1H100C CHIPC 10PF 112 CC73GCH1H070D CHIPC 7 0PF C230 CK73HB1C103K CHIP C 0 010UF C113 CK73GB1C104K CHIP C 0 10UF C231 CK73GB1H103K CHIP C 0 010UF C116 CC73GCH1H030B 3 0PF C232 CK73HB1C103K CHIP C 0 010UF C119 CK73GB1H471K CHIP C 470PF C233 CC73GCH1H060B CHIPC 6 0PF C122 CC73GCH1H330J CHIP C C234 CK73HB1H102K CHIP C 1000PF 123 CC73GCH1H060B CHIPC 6 0PF C236 CC73GCH1H180J CHIP C 18PF 0124 CC73HCH1H100C CHIP C 10PF C237 CK73HB1H102K CHIP C 1000PF C125 CC73GCH1H030B CHIP C 3 0PF C238 CK73GB1C104K CHIP C 0 10UF C126 C92 0004 05 CHIP TAN 1 0UF C239 CK73GB1H102K CHIP C 1000PF C127 CC73GCH1H4R5B CHIP C 4 5PF C240 CC73GCHT1H3R8B CHIP C 3 5PF 0128 CK73HB1H471K CHIP C 470PF C241 CK73GB1H471K CHIP C 470PF C129 CK73GB1H471K CHIP C 470PF C249 CC73GCH1H060B CHIPC 6 0PF C130 CK73HB1H471K CHIP C 470PF C252 C132 CC73GCH1H030B 3 0PF C253 C133 CK73GB1H471K CHIP C 470PF C256 C134 CK73GB1H103K CHIP C 0 010UF C257 C135 CK73GB1C104K CHIP C 0 10UF C258 CC73GCH1H1R5B CHIP C 1 5PF CC73GCH1H020B CHIP C 2 0PF C92 0714 05 CHIP TAN 4 7UF CC73GCH1H100C CHIP C 10PF CK73HB1H
47. PoUT LS 2SA1362 GR 100 6 3 Era VCC PW GND gt 3 SPN TESW 2 VIN PHASE Q316 RIPPLE NF N e R334 548846 150 1006 3 4k OT NOTS 5 2 LO 924 KIN C340 0305 11 RT1N441U R 0 07V bc SWISP MUTE 85383 TU DC SW SP MUTE RT1N441U LM DC SW SP MUTE RXD PTT TXD R341 10k sls 1 48 R338 8345 408 MIG AMP eRe maol NJM2100V i 2 2k 1 Miko ae A RB706F 40 i ome AN C311 31 R346 100 AE 9301 ANN IXD 5 1 7 gt olan R344 1k NG FS V DETECTOR ry o NEO ama 2291559 zum R314 316 R332 C333 1301 id MIC301 v m V V __ 5 12k O 15k 0 1 C 0302 0303 92 RB706F 40 MC2858 Q302 524 OTs o E o ON R318 25 4919 R339 R328 ANN MUTE zi m 1 1 2k NG 470 gt N o gt 2 PI T 83o Sps ISOLATION MIC AGC 34 777 PIT SB _ Lj _ Dd 124 _ aaa mum _ mum rc a _ m 22 2 z E as _ 31 X57 697 4 4 TK 3201 SCHEMATIC DIAGRAM Note The components marked with a dot are parts of layer
48. Talk switch Call key Speaker microphone jacks Monitor key Frequency MHz 6 4460685 44600875 8 4460995 44609375 Signalling 1 DOTDO22N DOTDO22N Preparations for tuning the transceiver Before attempting to tune the transceiver connect the unit to a suitable power supply Whenever the transmitter is tuned the unit must be connected to a suitable dummy load i e power meter The speaker output connector must be terminated with a 89 dummy load and connected to an AC voltmeter and an audio distortion meter or a SINAD measurement meter at all times during tuning Adjustment Frequency 44606875 MHz 44606875 MHz 44609375 MHz 44609375 MHz 21 3201 ADJUSTMENT Common Section Measurement Adjustment Spacifications Test equipment Terminal Method Remark 1 Setting 1 BATT terminal votage 7 5V 2 SSG standard modulation MOD 1kHz DEV 1 5kHz voltage DVM CE voltage RX Transmitter Section Condition Adjustment Specifications Test equipment Terminal Parts Method Remark 1 Frequency 1 5 1 Frequency counter ANT VR1 446 05625MHz 50Hz Adjust PTT ON 2 Power TEST 5 1 Power meter Programming 0 6W 0 05W Adjust BATT terminal voltage 7 5V Ammeter Software KPG 90D 0 8A or less PTT ON 3 VOX 1 TEST CH 5 1 Power meter ANT Writing AG 1kHz 45mV Deviation meter SP MIC connector Writing AG 1
49. UHF TRANSCEIVER TK 3201 SERVICE MANUAL Cover ANT F07 1882 03 Knob CH SELECTOR K29 9318 03 Knob VOLUME K29 9309 03 Cabinet assy A02 3888 03 T au 7 E _ _ a m7 KENWOOD 2 Knob PTT K29 9308 03 ProTalk KEN WOOD 2004 7 PRINTED IN JAPAN B51 8696 00 S 493 CONTENTS GENERAL 2 REALIGNMENT ama 3 DISASSEMBLY FOR REPAIR 4 CIRCUIT DESCRIPTION 7 TERMINAL FUNCTION 10 SEMICONDUCTOR DATA 10 COMPONENTS DESCRIPTION 11 PARTS LIS 12 EXPLODED VI VV 18 qe T cm 19 20 PC BOARD TX RX UNIT X57 6972 70 24 SCHEMATIC 28 BLOCK DIAGRAM 32 LEVEL DIAGRAM 34 KSC 31 KNB 29N KNB 30A KBH 10 35 SPECIFICATIONS TK 3201 GENERAL INTRODUCTION SCOPE OF THIS MANUAL This manual is intended for use by experienced technicians PERSONAL SAFETY The following precautions are recommended for personal
50. hannels and operating features IC405 IC406 Fig 7 Memory circuit 2 Low Battery Warning The battery voltage is checked using by the microprocessor The transceiver generates a warning tone when it falls below the warning voltage shown in the table 1 The red LED blinks when the battery voltage falls below the voltage 1 shown in the table during transmission Note The transceiver checks the battery voltage during reception even when in the FPU the Battery Warning status function is set to On TX default setting However the LED does not blink during reception During transmission the LED blinks to generate the warning tone of a low battery voltage 2 The transceiver immediately stops transmission when the battery voltage falls below the voltage 2 shown in the table A message tone beeps while the PTT switch is released m Ni Cd Battery Ni MH Battery 6 2 V 6 2 V Fig 8 Low battery warning 7 Control System Keys and channel selector circuit The signal from keys and channel selector input to microprocessor directly as shown in fig 9 Channel selector Fig 9 Control system TK 3201 TERMINAL FUNCTION SEMICONDUCTOR DATA TERMINAL FUNCTION CN401 Battery Voltage 1 8 o Sw 1 Audioinput 201 SEMICONDUCTOR DATA Microprocessor 30622MAA B91GP TX RX UNIT IC405 Pin function
51. ing the battery release lever to the case assembly 1 Insert one side of the shaft into the hole at the lever fitting section on the case assembly Caution The thin spring G01 4543 04 should be positioned above the two tabs of the lever 2 Tilt the battery release lever slightly forward so that the thick spring G01 4542 04 is positioned below the case surface 3 With the thick spring positioned below the case surface attach the other side of the shaft to the case assembly by pressing the battery release lever amp until it snaps into place Caution Be careful not to tilt the battery release lever too forward If the battery release lever is pushed in this state where the two tabs come below the case surface there is a possibility of damaging the two tabs A thin spring 3201 DISASSEMBLY FOR REPAIR Assembling the battery release lever 1 Place the lever onto the stopper 2 Place the thick spring onto the lever 3 Hook the right and left ends of the thin spring onto the tabs of the stopper then place the thin spring onto the lever 4 Slide the shaft through the hole of the stopper and lever Cautions for assembly 1 Attaching the positive terminal to the chassis Always attach the positive terminal to the chassis using the following procedures before mounting the TX RX unit onto the chassis 1 Remove the holder assembly from the packing of the positive termi
52. l selectable ENS Channel selectable input 49 EN2 Channel selectable nout ENT Channel selectable nout 51 OPTOET I Headserinpu deiet 52 AFCONT 0 Speakermute 53 Caling Alert SW O Caling alert switch aawe e essan 777 LEDTX RedlEDTghiscon oouut 75 LEDRX 0 Green LED lighis control ouput i Oeymu O 775 PF2 1 Montrkeriut 777 NG 5I 5T control output 5R control output o CC 5 NG Ci BATT Bate votas ASS Received Signa Strength Indicator input 808871 Busylevelinput 0000 Vox 1 92 orman 1 CV00L 93 TH DET 1 Thermistor nou 0 AVSS NG res NC 99 MC O G 3201 COMPONENTS DESCRIPTION TX RX UNIT X57 6972 70 Ret No UsefFunction Operation Gonditon 06 O6 Wensstr RFBUfeAMP O O8 Transistor O 00 Transistor Ref No Use Function Operation Condition Variable Variable Variable 58 Fermo Variable KIRA _ Modulator Capcitance Diode 11 3201
53. nal 2 Mount the packing of the positive terminal into the chassis hole 3 Mount the holder assembly into the packing of the positive terminal 2 Mounting the chassis to the case assembly 1 Confirm that the waterproof packing attached to the circumference of the chassis is securely inserted in the groove of the chassis 2 Twist the speaker wires twice then attach the speaker to the speaker recess of the case assembly Make sure the speaker is securely inserted S Confirm that the waterproof packing is securely inserted in the groove of the chassis 3 Insert the antenna element into the cover Caution Take care that the speaker lead wire is not caught by the microphone element 4 Press the chassis and the case assembly together to attach them Caution II the packing of the SP MIC does not come to the correct position after attaching the chassis to the case assembly reposition the packing with your fingers TK 3201 DISASSEMBLY FOR REPAIR 3 The nuts of the volume knob and channel knob Note that the shapes colors and heights of nuts of the volume knob and channel knob are different from one another The nut of volume knob 15 silver and the nut of channel knob is gold Use the following jig when removing the nuts of the volume knob and channel knob e Jig Part No W05 1012 00 Volume Knob Channel Knob Silver Gold 4 Screw sequence for mounting TX RX
54. pass CR filter and goes to the TCXO X1 The OT DOT data of the OTVCO Line is output from pin 24 of the CPU The signal passes through a low pass CR filter mixes with the audio signal and goes to the VCO modulation input TX deviation is adjusted by the CPU 5 Power Supply There are four 5V power supplies 5M 5C 5R and 5T 5M for microprocessor is always output while the power is on 5M is always output but turns off when the power is turned off to prevent malfunction of the microprocessor is a common and is output when SAVE is not set to OFF is 5V for reception and output during reception is 5V for transmission and output during transmission 6 Control Circuit The control circuit consists of a microprocessor 405 its peripheral circuits It controls the TX RX unit 405 mainly performs the following 1 Switching between transmission and reception by the PTT signal input 2 Reading system group frequency and program data from the memory circuit 3 Sending frequency program data to the PLL 4 Controlling squelch on off by the DC voltage from the squelch circuit 5 Controlling the audio mute circuit by the decode data input 6 Transmitting tone and encode data 1 Memory Circuit Memory circuit consists of the CPU IC405 and an EEPROM IC406 An EEPROM has a capacity of 64k bits that contains the transceiver control program for the CPU and data such as transceiver c
55. rt of the AF signal from the IC enters the FM IC IC201 again and the noise component is amplified and rectified by a filter and an amplifier to produce a DC voltage corresponding to the noise level The DC signal from the FM IC goes to the analog port of the microprocessor IC405 405 determines whether to output sounds from the speaker by checking whether the input voltage is higher or lower than the preset value To output sounds from the speaker IC405 sends a high signal to the SP MUTE line and turns IC302 on through 0303 0304 0305 0306 and 0316 See Fig 4 6 Receive Signalling 1 OT DOT The output signal from FM IC IC201 enters the microprocessor IC405 through IC301 1 405 determines whether the OT or DOT matches the preset value and controls the SP MUTE and the speaker output sounds according to the squelch results RECEIVE SIGNALLING 01 FM IF IC201 AK2346 IC302 0306 316 sw CL Fig 3 AF amplifier and squelch TK 3201 CIRCUIT DESCRIPTION 3 PLL Frequency Synthesizer The PLL circuit generates the first local oscillator signal for reception and the RF signal for transmission 4 Transmitter System 1 Microphone Amplifier The signal from the microphone passes through 1 301 The signal passes through the Audio processor IC301 for 1 PLL the maximum deviation adjustment and necessary process The frequency step of the PLL circuit is 5 or 6 25kH
56. tenna terminal 7 Q5 7 T R SW ANT Y D103 RX Q100 Q101 Q102 0103 0122 TX TR SW Pre DRIVE DRIVE RF ope 0101 PLL IC IC1 1 PLL DATA PHASE COMPARATOR REF OSC PCTV IC405 Fig 6 Drive and final amplifier and APC circuit 12 8MHz 3 Circuit Fig 4 PLL circuit The APC circuit always monitors the current flowing through the RF power amplifier 0103 and keeps a constant current The voltage drop at R127 R128 and R129 is caused by the 3 Unlock Detector current flowing through the RF power amplifier and this If a pulse signal appears at the LD pin of IC1 an unlock condition occurs and the DC voltage obtained from C4 and D1 causes the voltage applied to the microprocessor to go low When the microprocessor detects this condition the transmitter Is disabled ignoring the push to talk switch input signal voltage is applied to the differential amplifier 101 1 2 101 2 2 compares the output voltage of IC101 1 2 with the reference voltage from 1 405 The output of IC101 2 2 controls the VG of the RF power amplifier Drive amplifier and Pre Drive amplifier to make both voltages the same The change of power high low is carried out by the change of the reference voltage 3201 CIRCUIT DESCRIPTION 4 Encode Signalling 1 QT DOT data of the OTTCXO Line is output from pin 28 of the CPU The signal passes through a low
57. z as pre emphasized and goes to the VCO modulation input 12 8MHz reference an oscillator signal is divided at 1 by a fixed counter to produce oscillator VCO output signal M which is buffer amplified by Q2 then divided in IC1 by a B AGC AK2346 programmable counter The divided signal is compared in phase with the 5 or 6 25kHz reference signal from the phase comparator in IC1 The output signal from the phase comparator is filtered through a low pass filter and passed to the VCO to control the oscillator frequency See Fig 4 2 VCO The operating frequency is generated by QA The oscillator frequency is controlled by applying the VCO control voltage obtained from the phase comparator to the varactor diodes D4 and D7 in transmit mode The RX pin is set high in receive mode causing Ob turn on The TX pin is set high in transmit mode The output from Q4 is amplified by Q6 and sent to the RF amplifiers Fig 5 Microphone amplifier 2 Drive and Final Amplifier The signal from the T R switch D101 is on is amplified by the pre drive 0101 and drive amplifier 0102 to 50MW The output of the drive amplifier is amplified by the RF power maa O amplifier 0103 to 0 5VV The power amplifier consists a a9 of two MOS FET stages The output of the RF power TX VCO RF AMP amplifier is then passed through the harmonic filter LPF and antenna switch D103 and D122 and applied to the an
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