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TK-8102H - Foro SYSCOM

1. I R823 1 y PRE DRIVE AMP PRE DRIVE AMP R522 ADS i BUFFER AMP RE RE 75 58 500 Ton S350 TET lia 0601 D403 404 430 a Gar R 7 22V C802 2505110 0 2SC3356 R24 C516 DENIS Q402 403 RXVCO R 6 6V R 0 76V 2SC5108 Y F 2SC5108 Y R445 C466 SS OTs DRIVE AMP p 01 4 Q9 Q9 10 Q405 Y 81 C456 Sp CKLIT CHARGE PUMP L406 D404 C426 1408 25 508 52
2. puma M Si ee ee M 1 sss D601 602 i i 2SC4649 N P MA4PH633 i i i i 7 0503 0504 i i 8T 88 0500 0501 0502 0604 605 i POWER SB O lt T 2209 9110 25 5110 0 25 3356 24 25K2596 55008 RD60HUF xp15A709 i MICBL ENCI FNC8 2SK508NV K52 2SC5108 Y 25 5108 i sB 0402 DRIVE DRIVE 5 ANT i i 8 CHARGE 2SA1832 GR aw DRIVE 7 AMP2 SEN HEF PTT TXD 1 M i MB15A02 AMP MIC S IGN lt LOOP CV 0407 Q408 D409 i HOOK RXD i FILTER M KRX102U 8C DAN235E gr T 25 243 8CL 8 POW i DETO O lt peos POW 0607 TXAFI O lt _ sw MA742 DET MA742 DET i i 0403 i i TXAFO O lt i i 2SC4738 GR i i 1 2 3 4 i EMGMIC O lt N 0302 ALTI 50 5 TEXO e TEXOMOD 16 8MHz 2SC4649 N P i x w w 2 x i i RXAFI Vg Y
3. TK 8102H PARTS LIST TX RX UNIT X57 6710 XX infi Desti infi Desti Address Parts No Description nation Address Parts No Description nation CK73GB1H102K IPC 1000PF L40 2778 67 L FIXED INDUCTOR 27 KM CK73GB1H471K IPC 470PF 140 3978 67 FIXED INDUCTOR 39 K2 CK73GB1H221K IPC 220PF L 140 5678 67 L FIXED INDUCTOR 56N K3 CC73GCH1H030B IPC 3 140 1885 92 FIXED INDUCTOR 180N K2 CC73GCH1H050B IPC 5 L409 412 140 2785 92 L FIXED INDUCTOR 270 K3 C93 0560 05 IPC 10PF L409 410 140 4791 86 L FIXED INDUCTOR 4 7 KM 93 0599 05 IPC 470P 0 412 140 2785 92 FIXED INDUCTOR 270 K2 CC73GCH1HOR5B IPC 0 5 1 412 L40 2702 86 L FIXED INDUCTOR 27U KM CC73GCH1H010B IPC 1 0 L40 2778 67 FIXED INDUCTOR 27 KM CC73GCH1H020B IPC 20 L40 3378 67 L FIXED INDUCTOR 33N K2 605 C93 0552 05 IPC 20 605 C93 0556 05 IPC 6 0 607 CC73GCH1HOR5B IPC 0 5 608 CC73GCH1H020B IPC 20 608 CC73GCH1H030B IPC 3 0 L40 4778 67 L FIXED INDUCTOR 47 K3 L40 1885 92 FIXED INDUCTOR 180 L40 2702 86 FIXED INDUCTOR 27U KM 140 2785 92 FIXED INDUCTOR 270 192 0443 05 CHIP S UU DU nom TP TL om 610 93 0555 05 IPC 5 0 L41 2775 06 ALL FIXED 610 C93 0558 05 IPC 8 0 i L41 2775 06 FIXED 610 C93 0560 05 IPC 1501 L41 1575 06 FIXED 611 C93 0553 05 IPC 3 L502 L41 2275 08 FIXED 611 C93 0555 05 IPC 5 L503 L41 3363 08 ALL FIXED 0 0
4. 1 Remove the jumper resistor 0Q R71 of the TX RX unit 1 1 Voice Scrambler Board Connection Modification Setting With the KPG 70D 1 Remove the cabinet and shielding cover from the trans Select External Devices from the Edit menu and en ceiver able the Ignition Sense 2 Delete R202 and R267 on the TX RX unit TX RX UNIT Component side o E n TX RX UNIT o r Component side Lod 1 1 1 1 1 CNS 1 1 R267 SS 1 fs R202 aan RRR ane SECUN UE 1 Fig 1 l l Connection The functions of pins of CN2 on the TX RX unit are shown in the TERMINAL FUNCTION section page 51 Fig 8 12 pins lead wire with connector A CN2 E37 1081 05 1 o 9 Voice scrambler o board 9 A12 9 11 9 8 A10 7 A9 o D B 12 0 A 11 pins lead wire with connector B B5 CN3 E37 1080 05 B7 1 o 7 12 11 B9 4 6 11 11 o 10 Fig 2 11 TK 8102H INSTALLATION Pins Connection 1 2 Example for Connection Voice scrambler 12 pins lead wire 11 pins lead wire Picture Trunking Board functions with connector A with connector B A 12 11 C A 10 D
5. I II 0 p 35 Component side 36 B C D E F G H J K L M N R TK 8102H PC BOARD TX RX UNIT 57 6710 24 25 K 26 K2 27 K3 Component side view J72 0887 19 Address 12B J1 t 539 cara DC C515 12203 120 20 pem Ex 8K 3 C538 csse 0 Q1 AJO L506 C545 C54 C550 508 s 1507 0504 602 C541 D601 m D602 TH98 TEMP2 e e 8 C540 R822 C549 C551 oBB C564 gt es 50 L505 C526 2 m 25 g o Sg 570 o I R536 R535 gj 531 C534 R534 530 IPC D608 E dE EO rx D2 Z 10501 mau Bg B RF 54 al 524 8380 C391 D6 R272 D9 S D251 d 082 272 D on ur C271 01 S 8762 8 E E z NI 5 E CNV
6. Q501 ec i D601 FL 9 B S To m al CH CH i 87 48 a make measurements in the AF section connect the AC level meter To make measurements in the RF section AG is set so that MIC input becomes 3kHz 1 5kHz Wide Narrow DEV at 1kHz MOD connect the RF Wattmeter 500 49 TK 8102H TERMINAL FUNCTION Function Function Battery voltage DC supply IGN Ignition sens input DATAI External transmit signal input DETO FM detector output Ground TXAFI TX audio input from scrambler board Programab programmed by FP TXAFO TX audio output to scrambler board EMGMIC Emergency MIC input 1kHz 1 2mVrms RXAFO RX audio output to scrambler board Programab programmed by FP Programab programmed by FP Programab programmed by FP ALTI External alert tone signal input O N O N Programab programmed by FP RXAFI RX audio input from scrambler board 5C 5V DC power supply 50mA MAX 8C 8V DC power supply 50 MAX Programab programmed by FP Programab programmed by FP SS it N Programab programmed by FP E Function Port Assignment Function KDS100 KGP 2A 2B Name Ground Da
7. SUM AMP CONVERTER NJM2904V M62363FP IC101 IC161 CPU D A PUT 30622 CONVERTER B83GP M62363FP IC161 Q406 0410 0411 0500 D A VCO BUFFER RFAMP RFAMP CONVERTER 25K508NV 25C5108 2565108 H 25 5110 M62363FP K52 Y 0 X401 TCXO 16 8MHz 1C401 RF AMP PLL MB15A02 25 4649 N P Transmitter System Outline The transmitter circuit produces and amplifies the desired frequency directly It FM modulates the carrier signal by means of a varicap diode Power Amplifier Circuit The transmit output signal from the VCO passes through the transmission reception selection diode D409 and ampli fied by 0500 0501 Q502 and 0503 The amplified signal goes to the final amplifier O504 through a low pass filter The low pass filter removes unwanted high frequency har monic components and the resulting signal is goes the an tenna terminal Circuit The automatic transmission power control APC circuit detects part of a final amplifier Q504 output with a diode 0606 D607 and applies a voltage to 501 501 com pares the APC control voltage PC generated by the D A con verter 161 DC amplifier IC203 with the detection output voltage 501 generates the voltage to control 0502 Q503 0504 and stabilizes transmission output The APC circuit is configured to protect over current of 0502 0503 0504 due to fluctuations of the load at the antenna
8. KRC1028 830 2237 05 1 IGN 1 1 33 SE SRS NARROW ad 2 Q301 8 D11 30 2237 Si 25122588555 Ri26 tk 84 42 T DEC2 FLAMPI 2SC2412K AF MUTE 012 B30 2240 05 2 DATA 5 a 2010155 Ems 84 m 8 8 D13 221 1 a 8 SHE SEE HE 127 a5 PHS RSSI z s 8 i 8 Mes lao R315 18 NJM2100V 2 sa 128 1k 86 Quco a3 4 AMP Mee 39 112 47k AFV als 5 C103 87 CPU IIN 5 TXAFO 1F ajs 035 36 6 t m 7 1000p 88 IC101 38 826 DC SWITCH 1653 032 6 EMGMIC 2 d 55 30622MAA B83GP 1 L34 4554 05 ES 8 KTA1664 Y CURRENT PROTE RXAFO 0201 C256 1F Z TX 2504919 fe c203 Tk 90 po Ri 36 oleae ir R 13 5V 470p X57 6710 XX 2 7k 0 u E t T e 027 BEER MF 35 Sars pdg mem DC SWITCH 01 11 502 DA221 Q1 86 87 252 253 25 1824 Q402 2SA1832 GR IC31 KIA7808AF 9 RXAFI s gt IC203 Bie m E aye STS LER com BSTC CPU77 837 D32 GST R 13 5V D31 ZSH5MA27 Q31 2SA1641 S T Q403 5 4738 1C32 33 NJM78LO5UA 10 56 NJM2902V E 2 mo RSSI CPUS2 R256 he 281641 8 7 i ri D32 1812L110PR 032 34 36 255 1025 0405 406 2SK508NV K52 134 35 5 9140 36 86 t t 50 D201 0202 d
9. 80 59 N 91 0dBm I W 121 0dBm W 119 0dBm 105 5 1W 106 00Bm W 117 5dBm W 103 0dBm CF1 W N W N W N W N W N W N W N W N 120 5dBm N 118 5dBm N 105 5dBm iN 105 0dBm N 117 0dBm_ N 101 5dBm 2 0 34Vrms 0 33Vrms 0 27Vrms 0 31Vrms 0 33Vrms 10mVrms 0 55Vrms 0 45Vrms i eds Q351 01 251 251 251 251 0251 161 252 G2 G2 m E ZEN 20 11 97 18 12 14 n 5S 7 27 11 10 1 J1 40 To make measurements in the RF section connect the RF level meter In the RF section use a 0 01uF coupling capacitor The display shows the SSG input value required to obtain 12dB SINAD To make measurements in the AF section connect the AC level meter ANT input b3dBm 1kHz FM 3kHz DEV Wide 1 5kHz DEV Narrow The AF output level is adjusted for a 0 45V 4Q by the front panel AF VOL control Transmitter Section Display Unit TX RX Unit I TX RX Unit VCO TX RX Unit FINALAmp Unit X54 346 WN i 5 0mVrms i W N W N W N W N W N W 1 05Vrms W 0 49mVrms 0 10Vrms 1 40Vrms 1 16Vrms 1 26Vrms 1 04Vrms 0 44Vrms N 0 20mVrms bdBm OdBm 7dBm 14dBm 15dBm 16dBm 45W i D409 i i 201 201 202 202 203 203 161 0406 0410 0411
10. 27 400430MHz ootu 1000 120 120 470p NO 8 7p 7p 075 ep 8p 8 2 a 3p 5 ep a 5 27 0 E UL CPU21 DTMI EVOL16 Tk BUFFER 35 A 7 1 6 1k T R 6 2V 1358 L359 1406 1407 i RSSICPUSZ EER STE 061 1 X57 6710 XX C524 27 6529 C540 C541 C545 C548 C549 C564 565 C567 C601 C602 ceo4 ceos ceos ceto C611 1354 1355 1356 5 R275 8 8 47 DRAA IGN CPUT2 t 1 MACHTE 3 85 50 EAE 828 24 25 450 490MHz 12 NO 33 9p 1 5 an t amp n n n u R75 15k 2701 NC BERT ik 5 R72 R 0 7mV 5 BG E N L OVER VOLTAGE Del Ret 26 485512MHz 15 sp 15 isp 8p ap 47 ip 2p 5p 3p 5 ten 5n an n SIS RSS T B Lad Eig RS DETECTION 020218 470 2 10 Sp i2 5n 12 5 22n 125 125 270n 2701 NC Sis SHIFT Sir X86 ors 0252 T 925 has aes esx top 15 tsp No 33p 20 NO 12 5 top 2 p p 3 12 BF 05 Gar BEAT or 1 alg 28K1824 Beramblor 117 eT 8 8 OVER VOLTAGE 258 258 I TOILET P NC 987
11. Speaker mute Key matrix output 2 19 TK 8102H 20 COMPONENTS DESCRIPTION Display Unit X54 3460 20 Parts name Description Ref No Parts name Description Q255 Transistor AF mute Active while AMPSW is H IC Shift register for LED amp MICBL control 0301 Transistor SOL amplifier amplifier Transistor Busy light switch 0302 Transistor Buffer amplifier 16 8MHz 3rd over tone Transistor Key backlit switch O351 Transistor IF amplifier LED Key backlit Q352 FET Mixer LED Monitor key light Q353 FET RF amplifier LNA LED Programmable key light 0402 403 Transistor Charge pump LED Channel key light 0404 Transistor RF amplifier PLL F in LED Busy 0405 FET RX VCO LED Transmit O406 FET TX VCO Diode Surge protection TX RX Unit X57 6710 XX Ref No Parts name Description O407 FET T R SW O408 Transi T R SW 0410 Transi Buffer amplifier Output of VCO 0411 Transi RF amplifier Output of VCO 0440 Transi Lipple filter C31 Voltage regulator 8C 500 Transi RF switch TX RX C32 Voltage regulator bC 501 Transi RF amplifier Predrive amplifier C33 Voltage regulator 5M 502 Transi RF amplifier Dr
12. 5 BUFFER TA BWOIFU i i i 2 KMM KMO2 KMOi 8C lt 2SK508NV K52 Eu 50 4MHz n i i i D A C 8c RIPPLE 8CL VCOMOD i i i i 0352 i BUSS CONV FILTER _ DA IF Q351 0353 T i i LEDMON GND CONV DEMODULATOR f 2SC5108 Y 3SK255 35 255 i i ALTI IC161 D301 0301 ga LEDC iet 4 i DETO2 gt M62363FP 8 8 742 25 2412 4 BPF k Eom lt LEDC3 4 REGISTER DI i gt 8 i i EDE i 5C SOIN lt DET XE i LEDG FNC1 TXD O gt 49 95MHz gR 8R 0353 355 IC161 i i PPM TCXOMOD VCOMOD D303 CF301 D302 TUNE TUNE HVC350B M62363FP 3 8 i i DAN222 i i PSB SZ 12203 IC161 IC203 IC161 DAN222 WIDE DTE i i i o IC201 IC202 NJM2902V M62363FP NJM2902V M62363FP HVC350B CONV i i MON poo 25 1824 4 2100 NJM2904V 1 4 3 8 3 4 7 8 sw 450kHz SW i PTT DTMF BEEP H lt LEDMON ER IC161 MIC D A D A CF302 IC252 of ux EE o MIC IDC Ls SPLATTER SUM QA BUFF KARRO T eee M62363FP 254 0 EO narrow NJM2902V 25 4617 6 28 1824 8 DTCS6GEU i o 3 T LEDPF HOOK ail WIDE AE A gt SW SW i 2 MIGMT AGC IC161 FILTER t PA lt CM de gt DET M62363FP 6 8 T 1 KMI 2 FNC1 FNC2 I IC66 KMS 6 Q201 D201 SM 0 gt EEPROM AT24C64N10S118 AEM
13. 5077 zls R165 Tk ow cp gt dq uo us m 5 e R166 1k alele fk ali ME 218 TREES MIC MUTE C01 TN A S Q302 805 83 58 ale B sc 202 4 MICMT S CPUT3 WIDE CPUES asc4b4oNP RS 4 29 4 7K 28J043 R222 Tk 74 a BUFFERAMP bs NARROW CPUG4 ela um R6 1k 30 i P M FNC3 ds sre Bl SB s 8 8 3 8 s 8 5 8 3 B 8 5 FM DEMODULATION DETECTION AFO EVOL11 20273 278 T Y t 5 12301 g D301 pi Gk 12k 22u 45 8 50 TK14489V amp 742 5 FNCS 38825 Psi um sre 4 SD 1 2 3 b Ts 46 STs BT 7 H9 IRS k 49 ots 2 OSC B RFIN in 4 100k sid 1k 0 022 5 22 4 48 78 pe 48 IF SWITCH OSC E GND M B T8 R279 0254 1 ENGT 4 47 5C 78 47 RI7 tk Dn SPM OPUS1 DTC363EU H 2 I FNC8 47 a 51 825 88 47k MUTE h I ss 2 49 5 124 80 fo RANE 46 MIX SCAN ss 225 SI RTS s 4 a AMP ATK 45 115 a5 vec seal S i i 8 555 1 X54 3460 20 E oT 4 Ie 8 8 NiNiesoav az Be no M EN E Di 4 B30 2238 05 04 10 KRC1028 IC1 BU2090FS s a te R306 AMPSW CPUS2 0255 05 10 830 2239 05 Q9 KRA225S 8 S R125 dk 83 DEC FLAMPO 8 SQL
14. Both Connect ID is sent on beginning of transmission and disconnect ID is sent on end of transmission There is also PTT ID setting for each channel Off hook decode If the Off hook decode function has been enabled remov ing and replacing the microphone on the hook has no effect for decoding and option signalling B TOT pre alert The transceiver has TOT pre alert timer This param eter selects the time at which the transceiver generates TOT pre alert tone before TOT is expired TOT will be expired when the selected time passes from TOT pre alert tone TOT re key time The transceiver has TOT re key timer This timer is the time you can not transmit after TOT exceeded After TOT re key time expired you can transmit again TOT reset time The transceiver has TOT reset timer This timer is the minimum wait time allowed during a transmission that will reset the TOT count TOT reset time causes the TOT to continue even af ter PTT is released unless the TOT reset timer has expired Clear to transpond The transceiver waits the transpond of DTMF if channel is busy until channel open This feature prevents the interfer ence to other party 6 Option Signalling DTMF Built in DTMF decoder is available for option signalling It is possible to use individual call group call Stun If the option signalling matches a predetermined action will occur If option sig
15. TK 8102H ADJUSTMENT Measurement Adjustment Method Adjust the waveform as below Specifications Remarks Item Condition Test equipment Terminal DOT 1 CH TX low Wide Modulation analyzer ANT 34 balance CH TC center Wide Narrow CH TX high Wide 2 Transmit or Linear detector LPF 3kHz Oscilloscope Pt MAX 1 CH TX low Wide balance CH TC center Wide Narrow CH TX high Wide LPF 15kHz AG 1kHz 50mV Oscilloscope Transmit AG AF or Linear detector MIC 1 TX center Wide Narrow sensitivity 2 AG 1kHz bmV 3 Transmit Modulation analyzer DOT CH TX low Wide CH TX center Wide Narrow CH TX high Wide Transmit or Linear detector LPF 3kHz Oscilloscope deviation CH TX low Wide CH TX center Wide Narrow CH TX high Wide Transmit deviation 10 CH TX center Wide Narrow Transmit MSK deviation If normal power is not obtained please follow the step below Open the shielding cover upper and screw 3 locations around ANT pin 1 Switch off the transceiver Impedance of Final FET 0504 and Drive FET 0503 be measured easily using DVM mode Normal condition Gate 20kQ 50kQ Drain 1 2 The above impedance values are rough estimations Switch on the transceiver Check the voltage at R823 out put poi
16. C613 614 CK73GB1H471K CHIP C 4PF L504 L41 1075 08 FIXED TC352 C05 0400 05 CERAMIC TRIMMER CAP 3PF L505 134 4602 05 R CORE COIL 10352 353 05 0399 05 CERAMIC TRI CAP L505 134 4603 05 R CORE COIL TC353 C05 0399 05 CERAMIC TRI CAP 6PF L506 134 4607 05 R CORE COIL TC401 C05 0245 05 CERAMIC TRI CAP 10PF L507 134 4602 05 R CORE COIL R R R R TC401 402 C05 0245 05 CERAMIC TRI R CAP 10PF L508 134 4694 05 R CORE COIL TC402 C05 0399 05 CERAMIC TRI R CAP 6PF L509 134 4667 05 R CORE COIL L601 L34 4669 05 R CORE COIL E11 0425 05 3 5D PHONE JACK 3P L602 603 L34 4694 05 R CORE COIL E40 6268 05 FLAT CABLE CONNECTOR L604 134 4667 05 R CORE COIL E40 5702 05 PIN ASSY E40 6292 05 PIN ASSY L77 1934 05 RYSTAL RESONATOR 14 31818MHZ E40 5932 05 PIN ASSY SOCKE 177 1868 15 TCXO 16 8MHZ L71 0591 05 CF 49 95MHZ E40 3246 05 PIN ASSY E23 0486 05 TERMINAL RK73GB1J IP R92 1252 0 IP L72 0993 05 CERAMIC FILTER RK73GB1J IP L72 0999 05 CERAMIC FILTER RK73GB1J332J IP L92 0443 05 FERRITE CHIP RK73GB1J223J IP L92 0443 05 E CHIP L34 4554 05 L RK73GB1J472J IP R92 1215 05 IP L302 L41 3385 08 ALL FIXED INDUCTOR RK73GB1J473J IP L303 304 L40 3381 86 ALL FIXED INDUCTOR 0 33UH RK73GB1J472J IP 351 352 L40 4785 85 ALL FIXED INDUCTOR 0 47UH RK73GB1J473J IP L354 L34 4603 05 R CORE COIL 354 355 134 4604 05 R CORE COIL RK73GB IP RK73GB IP R CORE COIL RK73GB IP R CORE COIL RK73GB IP ALL FIXED INDUCTO
17. HVC355B HVC350B HVC350B 46 V 47 MIC DISPLAY UNIT X54 3460 20 TK 8102H 8102 BLOCK DIAGRAM TX RX UNIT X57 671x xx
18. SHIFT 228 MUTE 267 DETECTION VOLTAGE VOLTAGE 2 8 2501822 R86 18 sio slg BSE TIT DETECTOR DETECTOR X57 6710 XX L408 1409 1410 L411 1412 L413 L414 1415 1505 R304 R305 R306 R311 R312 R381 R423 R424 R514 R524 525 R526 R534 R538 s 25 675 STS IGNITION SQIN CPU93 150 47 s20 56 820 ek sek amp 828 gue 859 OTs OT IGNITION SECUS SBC CPUB2 gos igs 24 25 450 490MHz zm aru 27u 27u 27m 27u 27u sn 220 ex I 28 o No m o Cin SBC CPU82 1 2 STS T s 26 K2 485 512MHz 180 270n 270n 270n aan 1 270n 25n tsk 27k 150k 270 220 se No NO 47k E 70n 270n 270n 270n 47n 180n 270n 12k 18k 220k 3k 10 270 56 NO o INT CPU18 27 400 430MHz 56n 2 INT CPU18 10 RESET CPU10 57 6710 52 TC402 TH401 0351 D352 0353 0354 D355 5 2 S 24 25 450 490MHz top 10k HVC350B HVC350B 5 e 26 K2 485 512MHz top NO HVC355B HVC355B HVC355B HVC355B 27 400 430MHz No HVC350B
19. i KMO1 0 2564919 222 FNC7 ENC8 SPM i KMI4 D202 EEPWP 0255 i 2 KMO2 155372 is i LEDC2 SB EEPDT KRC i i 80 BATT AMPSW i o SBC TEMPI 035 IC31 031 i 3 lt E de DTMF 8TC TEMP2 KTA1664 Y KIA7808AF 2541641 5 i k LEpDpc3 Ge d 8RC i DI AVR i lt 9 8 lt sw i i i ELVLLD IC33 1 i i BSHIFT RSSI i k LEDC4 i lt o TX RX CPU lt NIMZSLOSUA d Q4 i i CK SQIN KRC102S KRC102S i B e ARM IC101 SBC 5M AVR i I BUSY i i AMPSW 30622MAA B83GP ___ i LEDG i OVER MICEM IGN 033 032 IC35 i VOLTAGE KMO1 K BATT 2SA174516 7 KRC1028 PST9140NR 6 i DET KMO2 MICMT2 P OVER i i kis VOLTAGE INT i i KRC404 L i ec PTT TXD 034 i HOOKIRXD KRC102S i i i IGN POWER IC34 i i i CM 8RC PST9140NR i i 071 KMI2 Q9 i i KM 086 X86 087 i i KRA2555S i 2SK1824 2SK1824 RESET RESET amp 5M i i i AVR i 5C lt i i SW i INT er BSHIFT sw SW 5V 132 i KRC102S i NJM78L05UA i i i i i MICBL _ 5C i 48 TK 8102H 8102 LEVEL DIAGRAM Receiver Section Center Frequency 49 95MHz i 450kHz Audio Frequency i W 85 0dBm W 93 0dBm
20. 126 0504 5 N pes a ls gt 0 5 wy m 55885 O IN K ooo eo gt 8 w ajo o ol gt S 66 SIN eio ala AK olojo NIN R o N gi LITE eme gt c BOB ojo BBB rv Lit M E 25 05 N i tf R280 8 1772 S O PNE AS KININ e B Component side E 7 SS B ELI m i LI 5 1 045 Es 5 55 5 1313 1 PEE 2 Layer 2 3 2 9 E Zh da E E EI jg 0308 perta AD Layer 3 benl H EIER Ea B zn BS Peg rae ee pee 2 _ 307 15118 ER re sm CEA E C ere 2 gi Layer 1 Foil side Connect 1 and 4 R y SCHEMATIC DIAGRAM K 8102H T Note The components marked with a dot are parts of layer 1 B CN800 X57 6710 XX TX RX
21. C432 0454 5 0503 ANT SW KEY KEY BACKLIT SWITCH R403 1k I m s st ow 4p 0409 PD55008TR Cos NM _ 1 R402 1k m VOLTAGE P 3 5 DAN235E 1504 C523 525 526 1505 D on 13 46V Q10 g 5 470 VUE KRC102 PEE R DROPPED 875 5 3 Amt z 9p P g I B30 2238 05 B30 2238 05 SURGE PROTECTION D402 8410 5 5 ala 19 STR sont g then 8 NORMAL AMBER 37 aimi 8 S22 828 3 2 528 Bee 5 3 z S E 2 RD6OHUF1 01 R15 1 fk 1405 CV PT ST STSE D3 4 HZUSALL 2SA1832 GR R418 419 40 Led R444 FINAL K PM e 0403 rt R429 407 _ 253243 8 3 2238 5 5 x 573 1k Q E carne 830 2238 05 830 2238 05 5 8 R7 oy 12k o 838 10 TE 8 8 ma H 5 i R16 10 zd 8 E 2 H 5 Sg R430 305 8 Sas D502 TEMPERATURE ds B 84 8 8 SURGE ABSORPTION MICBL MICBL 4 4 PLL IC 5 Siegel 8 8 Ts STF DA221 COMPENSATION 2 3 3 8 8 D606 607 100 5 848 D405 406 3 San 9 3 J 2 a 8 VOLTAGE 7 x P 5 D Rd TXVCO i rh I 1 5 m 5 4 MIC 8 PLL SYNTHESIZER AF AMP D406 6 62 0406 604 605 D606 D607 d T HOOK 1411 25304 C434 1413 2SK508NV K52 UPPE SW 742
22. CK73GB1C104K 0 10UF CC73GC CK73GB1A474K 0 47UF CC73GC CK73GB1C104K 0 10UF CC73GC CK73GB1A105K QUF CK73GB C92 0507 05 CC73GC CK73GB1H332K 3300PF CC73GC CK73GB1H102K 000 CK73GB CK73GB1A105K OUF CC73GC CK73FB1C224K 0 22UF CC73GC CK73GB1A105K QUF CC73GC CK73GB1H471K 470PF CK73GB CK73GB1C104K 0 10UF CC73GC TK 8102H PARTS LIST TX RX UNIT X57 6710 XX infi Desti infi Desti Ref Address Parts No Description nation Address Parts No Description nation C386 CC73GCH1HOR5B 0 5PF K2 CK73GB1H47 C388 CC73GCH1H030B 3 0PF K2 CK73GB1H47 C388 CC73GCH1H060B 6 0PF CC73GCH1HO C389 CK73GB1H103K 0 010UF CK73GB1H47 C390 CC73GCH1H050B 5 0PF CK73GB1H47 470 K K 470PF 50B 5 0PF K K 470PF 470PF C390 CC73GCH1H080B 8 0PF CC73GC C391 CK73GB1H471K 470PF CC73GC C401 403 CC73GCH1H101J 100PF CK73GB 92 0662 05 15UF CK73GB CK73GB1H102K 1000P CC73GC CC73GCH1H220J 22 CK73GB CK73GB1C104K 0 10U CC73GCH 92 0560 05 10UF CK73GB CK73GB1C104K 0 10U 92 0040 92 0560 05 100 CK73GB CK73GB1H103K 0 010 CK73GB1C104K CK73GB1C104K CC73FCH1H120J CK73GB1H471K 470P CC73FCH1H270J CK73GB1H102K CC73FCH1H470J CK73GB1H471K 470 CC73FCH1H080D 92 0555 05 0 047UF CC73FCH1H100D 92 0543 05 3 30 CC73FCH1H080D 92 0001 05 0 10 CC73FCH1H120J CC73GCH1H050B 5 0PF CC73FCH1H150J C
23. 05 0 OHM RK73GB RK73GB1J102J 1 0K RK73GB 1 0 RK73GB1J823J 82K RK73GB 47 RK73GB1J272J 2JK RK73GB1J 1 0 RK73GB1J561J 560 R92 1252 RK73GB1J152J 5 RK73GB1J RK73GB1J472J RK73GB1J R274 275 RK73GB1J153J 5K R92 1252 R276 RK73GB1J473J RK73GB R277 RK73GB1J683J RK73GB R278 RK73GB1J123J RK73GB R279 RK73GB1J472J RK73GB R280 RK73GB1J391J RK73GB R281 92 0670 05 RK73GB1J 01 302 RK73GB1J RK73GB1J 03 RK73GB RK73GB1J68 04 RK73GB R92 0670 04 RK73GB RK73GB 05 RK73GB RK73GB 05 RK73GB RK73GB 06 RK73GB RK73GB 06 RK73GB RK73GB 08 RK73GB RK73GB 09 RK73GB RK73GB R310 RK73GB RK73GB R311 RK73GB RK73GB R311 RK73GB RK73GB R312 RK73GB RK73GB R312 RK73GB RK73GB R313 RK73GB RK73GB R314 RK73GB RK73GB R315 RK73GB RK73GH1J1 R316 RK73GB RK73GB1J102J R317 320 RK73GB1J RK73GB R321 RK73GB1J RK73GB1J102J R322 RK73GB1J RK73GB1J154J R323 RK73GB1J RK73GB1J104J R324 R92 1252 RK73GB1J223J R325 RK73GB RK73GB1J103J R351 RK73GB RK73GB1J684J R352 RK73GB RK73GB1J124J R353 RK73GB RK73GB1J683J R354 RK73GB RK73GB1J912J R355 RK73GB RK73GB1J682J R358 RK73GB RK73GB1J473J R359 RK73GB RK73GB1J474J R360 RK73GB R92 1252 05 R361 RK73GB TK 8102H PARTS LIST TX RX UNIT X57 6710 XX infi Desti infi Desti Ref No Address Parts No Description nation Ref No Address Parts No Description nation R362 RK73GB1J474J 4
24. 10UF CK73GB1H102 000 CK73GB1H182K 800PF CK73GB1H102 000 CK73GB1H392K 3900PF CK73GB 4700PF CK73GB1H102K 000 CC73GCH 1J 20PF C92 0507 05 4 70 CC73GCH 1J 220PF CK73GB1H471K 470PF CK73GB1H102 000 92 0560 05 OUF CK73GB1E223K 0 022UF CK73GB1C104K 0 10UF CK73GB1H102 000 CK73GB1H471K 470PF CK73GB1E223K 0 022UF CK73GB1C273K 0 027UF CK73FB1C334K 0 33UF 92 0514 05 2 2UF CK73GB1C104K 0 10UF CK73GB1C104K 0 10UF 92 0662 05 15UF CK73GB1H102K 1000PF CK73GB1H 0 010UF CK73GB1C223K 0 022UF CK73GB1C104K 0 10UF CK73GB1H103K 0 010UF CC73GC 100PF CK73GB1C104K 0 10UF CC73GC 33PF CK73GB1H821K 820PF CC73GC 56PF CK73GB1H122K 200PF CC73GC 270 CK73GB1H332K 3300PF CK73GB 0 010UF CC73GCH1H151J CK73GB 0 010UF CK73GB1C104K 0 10UF CC73GC 33PF C92 0560 05 E CK73GB 0 010UF JU 10 C92 0507 05 CK73GB1C104K F CC73GC 6 0PF CC73GC 8PF C92 0004 05 T CC73GC 2 0PF CK73GB1H472K CK73GB 0 010UF CK73GB1E103K CK73GB 470PF 92 0560 05 CC73GC 2PF C92 0507 05 CC736C CK73GB1C104K CK73GB CK73GB1H471K 470PF CK73GB C92 0507 05 CK73GB CK73GB1C104K 0 10UF CK73GB C92 0714 05 CC73GC CC73GCH1H390J 39PF CK73GB CK73GB1A105K QUF CC73GC CK73GB1H822K 8200PF CC73GC CK73GB1E183K 0 018UF CC73GC CK73GB1C383K 0 039UF CK73GB CK73GB1H103J 0 010UF CC73GC CK73GB1H471K 470PF CC73GC CK73GB1C333K 0 033UF CC73GC
25. 4 5kHz or more 50dB bandwidth 10 0 2 or less Ripple 2 0dB or less Insertion loss 6 0dB or less Guaranteed attenuation 60 0dB or more within fot 100kHz Terminal impedance Table3 Ceramic filter L72 0999 05 CF302 CF301 Wide 4 0351 IF Fig 2 Receiver system NZ 7847 2 0kQ 161 D A CONVERTER O W NO EVOL2 TK 8102H CIRCUIT DESCRIPTION Wide Narrow Changeover Circuit The Wide port pin 65 and Narrow port pin 64 of the CPU is used to switch between ceramic filters When the Wide port is high the ceramic filter SW diodes D303 D302 cause CF301 to turn on to receive a Wide signal When the Narrow port is high the ceramic filter SW diodes 0303 0302 cause CF302 to turn on to receive a Narrow sig nal 01 IF System R318 Wide IC6 65pin CF302 Narrow R319 Narrow 101 64pin Fig Wide Narrow changeover circuit AF Signal System The detection signal from IF IC IC301 goes to D A con verter IC161 to adjust the gain and is output to AF filter IC251 for characterizing the signal The AF signal output from 251 and the DTMF signal signal are summed and the resulting signal goes to the D A converter 161 The AFO output level is adjusted by the D A converter The signal output from the D A converter is input to the audio power amplifier IC252 The AF signal from 252 swi
26. 8 8 T 7 9V 8 r3 gt TEMPERATURE MICBL SUPER I i 8 8 amp 5 gt COMPENSATION Qo 4 B30 2239 05 3 LEDMON LED 5 5 ask 2 UL CPU21 m 8 8 LEDPF 98 LEDR 7 50 p 07 7 i B30 2239 05 MOD whe esse Rox 92 R24V gis LEDC1 LEDC4 A 3 I 525 828 958 Bre 558 R529 09 2 875 255 85 aye al 252 R30 PC R532 R531 LEDC2 hi LEDC3 K n 1 0 47k 470 B30 2239 05 who 100k So gio PLLE CPUS TXIRX CPU20 Sag gus 8 8 ane ame 858 010 4 DT CPUSS DT CPUS3 STE 875 875 873 STS 5 054 IC CK CPUS4 30 2239 05 MIC ee PC TV GPs WINO EVOL2 wm 5 T WINO EVOL2 W NO EVOL2 C BUSY 1 abe 228 WINKEVOL1 011 G yr AFO EVOL11 8 3 s EN 2 K 8 77 830523705 YELLOW GREEN R20 SURGE ABSORPTION FEIN STG GPUTT SRC CPU76 5 1 958 ons 4 ez 8RC CPU76 ACAN SMP CPU51 2 2k RAAE 5M 858 STS OPS ETH AMPSW CPUS2 1 D m 8 0161 AMPSW CPUSZ Xx TRANSMIT 3 a M62363FP i BUSY LIGHT SWITCH m Di2 R DIGITAL 0157 9577 2 Q POTENTIOMETER on B30 2240 05 SUPER RED TXAF 8 T aly 88 Em m 5 AFI EVOL12 T DI 4 ral 2SK1824 AFI EVOL12 IC252 I ES SB Scrambler 5201 Qe TTT x LA4600 i Rie4 1k R123 0102 AUDIO R2 1k E 0 ns e 578
27. A 9 5 6 7 A 8 8 9 10 11 12 Cushion D Avoid forming the wiring towards shielding cover closure area d Insulation sheet Trunking board E TX RX UNIT Component side T Cushion Cushion B TX RX unit Front side gt Voice scrambler Fig 4 and CN3 Setting With the KPG 70D to CN2 and CN3 Cushion G13 1963 04 Select External Devices from the Edit menu and set Front side lt Voice scrambler board the SmarTrunk Cushion G13 1964 04 Fig 3 Setting With the KPG 70D Select External Devices from the Edit menu and set the Scrambler Note The voice scrambler board is connected subsequent to the de emphasis circuit 12 1 TK 8102H DISASSEMBLY FOR REPAIR When you remove the panel turn the transceiver up side 4 Mount the display unit down Detach the panel by lifting the tabs as shown be To mount the display unit on the panel follow the correct low procedures shown to ensure easy display unit assembly and good fitting onto the panel CD Snap in bottom of display unit first 2 To remove the cabinet first turn the transceiver up side down Detach the cabinet by prying the tabs as shown I below Fig 4 5 When mounting the front panel match the 4 tabs of the chassis with the panel being sure they attach securely 3 To remove the display unit PCB detach the PCB by lifting at the ind
28. CK73GB1H221K G13 1972 04 USH TRUNKING BOARD CK73GB1H471K G53 1525 03 PACK PANEL CK73GB1H102K G53 1542 03 PACK PHONE JACK CK73GB1H102K G53 1544 01 PACKING CABINET CK73GB1H471K G53 1548 02 GASKET 92 0721 05 CK73GB1H471K H12 3112 05 PACKING FIXTURE CK73GB1C104K H13 1190 02 CARTON BOARD H25 2341 04 PROTECTION BAG 92 0795 05 52 1829 22 ITEM CARTON CASE CK73GB1H103K 92 0795 05 J19 1584 05 HOLDER ACCESSORY CK73GB1C473K J29 0662 03 BRACKET ACCESSORY CK73GB1H103K K29 9065 01 KEY TOP CK73GB1H103K 92 0560 05 N67 2608 46 PAN HEAD SEMS SCREW W CK73GB1H471K N87 2606 46 BRAZIER HEAD TAPTITE SCREW CK73GB1C104K N87 2614 46 BRAZIER HEAD TAPTITE SCREW CK73GB1H47 9 0395 05 SCREW SET ACCESSORY CK73GB1H47 T07 0739 05 SPEAKER CK73GB1H47 191 0624 05 MICROPHONE ACCESSORY CK73GB1H47 CK73GB CK73GB DISPLAY UNIT X54 3460 20 CK73GB B30 2238 05 LED Y CK73GB1C104K B30 2239 05 LED SY CC73GCH1H180J TK 8102H PARTS LIST TX RX UNIT X57 6710 XX Desti Address Parts No Description Desti Address Parts No Description nation nation CC73GCH1H060B 6 0PF 92 0516 05 4 JUF 16WV CC73GCH1H180J 8PF 92 0040 05 47UF 16WV CK73GB1H471K 470PF CK73GB1H471 470PF CK73GB1H471K 470PF C92 0722 05 470UF 16WV CK73GB1C104K 0 10UF CK73GB1H102 000 CK73GB1H102K 000 92 0507 05 4 70 CK73GB1C104K 0
29. 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 TECHNOLOGIES S PTE LTD Sales Marketing Division 1 Ang Mo Kio Street 63 Singapore 569110
30. U This feature is included in the FPU U U PC tuning mode sed to tune the radio using the PC Clone mode sed to transfer programming data from one radio to another 2 How to Enter Each Mode Mode Operation Power ON Received commands from PC User mode PC mode Clone mode 1 Power ON Two seconds 3 PC Mode 3 1 Preface The TK 8102H transceiver is programmed using a per sonal computer a programming interface KPG 46 and pro gramming software KPG 70D The programming software can be used with an IBM PC or compatible Figure 1 shows the setup of an IBM PC for programming 3 2 Connection Procedure 1 Connect the TK 8102H to the personal computer with the interface cable 2 When the Power is switched on user mode can be en tered immediately When the PC sends a command the radio enters PC mode When data is transmitted from transceiver the red LED blink When data is received by the transceiver the green LED blink In the PC mode 4CH LEDs MON LED and 6 LED are turned on Notes e The data stored in the personal computer must match model type when it is written into the EEPROM e Attach the interface cable then change the TK 8102H to PC mode 3 3 KPG 46 Description PC programming interface cable Option The KPG 46 is required to interface the TK 8102H to the computer It has a circuit in its D subconnector 25 pin case that converts the RS 232C
31. UNIT
32. for transmission The operator can call the other party directly without re peater Press this key again the talk around function goes off Temporary delete The Add channel contained in the scan sequence and Delete channel is not contained In the scan mode this key switches the channel delete temporarily Press and hold for approximately one second When the transceiver is turned off the transceiver exits the scan or switches the scan function off o None Sounds error operation beep and no action will occur Use this function when the transceiver is required to be more simple operated AUX Press to activate the auxiliary port Press again to deacti vate the auxiliary port Auxiliary is used with optional boards allowing you to activate and deactivate these optional func tions While activated the AUX icon appears on the display Horn alert Horn Alert is a useful feature that will notify you of a re ceived call while you are away from your vehicle The trans ceiver is programmed to sound the vehicle horn or some other external alert device such as the vehicle headlights when a call is received that has correct signalling Scan Temporarily delete To temporarily remove a channel from the Scan list press and hold this key for approximately one second during Scan while Scan is paused on the undesired channel to tempo rarily remove that channel from the scanning sequence Af ter switching the Sc
33. low pass filter and passed to the VCO to control the oscillator frequency See Fig 6 E VCO The operating frequency is generated by 0406 in trans mit mode and 0405 in receive mode The oscillator fre quency is controlled by applying the VCO control voltage obtained from the phase comparator to the varactor diodes D405 and D406 in transmit mode and D403 and D404 in receive mode The TX RX pin is set low in receive mode causing 0408 and 0407 to turn 0406 off and turn Q405 on The TX RX pin is set high in transmit mode The outputs from 0405 0406 are amplified by 0410 and sent to the RF amplifiers 0404 AMP D405 406 0405 RX VCO 407 408 T R SW Fig 6 PLL circuit 15 TK 8102H CIRCUIT DESCRIPTION Unlock Circuit During reception the 8RC signal goes high the 8TC signal goes low and 034 turns on O33 turns on and a voltage is applied to the collector BR During transmission the 8RC signal goes low the 8TC signal goes high and Q36 turns on Q35 turns on and a voltage is applied to 8T The CPU in the control unit monitors the PLL 1 401 LD signal directly When the PLL is unlocked during transmis sion the PLL LD signal goes low The CPU detects this sig nal and makes the 8TC signal low When the 8TC signal goes low no voltage is applied to 8T and no signal is transmitted 8C PLL lock LD H Fig 7 Unlock circuit MIC IC201 C202 C203 IC161 Splatter D A
34. the shielding cover closure area band Stopper Cushion mw pun sumi tube Face down End view of this area Chassis TI Wire harness Fig 5 5 Connect the KCT 39 to the external accessory by inserting the crimp terminal into the square plug both of which are supplied with the KCT 39 Fig 6 10 Accessory Port Function 2 o Color Internal connector Red CN2 1 Pink CN3 1 Black CN2 3 Brown CN3 3 Orange CN3 2 Yellow CN2 8 Green 2 7 Blue CN2 9 Purple CN2 12 Gray CN2 10 White CN2 11 NC NC NC NC Sky blue Turquoise 1 2 3 4 5 6 y 8 9 0 lt Ol CO NI gt 6 Ignition Sense Cable KCT 18 The KCT 18 is an optional cable for enabling the ignition function The ignition function lets you turn the power to the transceiver on and off with the car ignition key 6 2 Connecting the KCT 18 to the Transceiver 1 Install the KCT 39 in the transceiver See the KCT 39 sec tion 2 Insert the KCT 18 lead terminal into pin 2 of the KCT 39 TK 8102H REALIGNMENT INSTALLATION 6 3 Modifying the Transceiver INSTALLATION Modify the transceiver as follows to turn the power on and off with the ignition key 1 Optional Board
35. 0ms or longer BUSY TX LED The BUSY indicator Green LED shows that the channel is in use The TX indicator Red LED shows that you are trans mitting 3 2 Programmable Keys The FPU KPG 70D enables programmable keys to select the following functions Emergency Key Lock Monitor Scan ON OFF Around Delete None AUX Horn Alert Scan Temporary Delete Emergency Pressing this key for longer than 1 second causes the transceiver to enter the emergency mode The transceiver jumps to the programmed Emergency channel and trans mits for 25 seconds The transceiver disables mic mute while transmitting Af ter finishing transmission the transceiver receivers for 5 seconds The transceiver Mute the speaker while receiving Following the above sequence the transceiver continues to transmit and receive Default value Key lock Pressing this key causes the transceiver to accept entry of only the Vol Up Down Key lock Microphone Monitor Emergency and Power keys Programmable Monitor Used to release signalling press once or squelch press and hold for approximately two seconds when operating as a conventional It is also used to reset option signalling Scan ON OFF Press this key starts scanning Pressing this key stops scanning Talk around Press this key the transceiver uses the receive frequency and the tone
36. 1 Battery Volt age If DC power is less than about 9 5V the radio is unable to power on When the DC power voltage deceases from normal volt age the INT voltage detector IC IC35 will set to high on CPU port 18 INT if B line will became less than about 9 5V Then CPU send to EEPROM 66 the backup data and go into STOP mode This circuit has an overvoltage protection circuit If a DC voltage of 18V or higher is applied to the base of Q61 this voltage turns Q61 on and turns O32 and SB off Fig 16 Power supply circuit SEMICONDUCTOR DATA Drive Amplifier 2 PD55008TR TX RX Unit Q503 Absolute Maximum Ratings TCASE 25 Symbol Parameter 55 Drain Source voltage Gate Source voltage Drain current Power dissipation 8 Tc 70 C 52 8 Max operating junction temperature 165 65 to 150 Storage temperature SEMICONDUCTOR DATA Microprocessor 30622MAA B83GP TX RX Unit IC101 Terminal Function Name Function TK 8102H Function OT DOT OT DOT output AF AMP switch DTMF MSK DTMF MSK BEEP output DT Common data PLLE PLL IC chip select CK Common clock NC NC GND GND DST1 DST3 Destination 1 3 CNVSS DNVss for flash 5 EVLLD E volume LD BSHIFT Beat shift GND RESET Reset XOUT X tal 14 318 NARRO
37. 28 Service Manual List Title Parts number Remarks Destination TX RX unit number Display unit number TK 8102H B51 8611 00 M X57 6390 20 54 3340 20 8102 51 8628 00 SUPPLEMENT K K2 K3 M M2 X57 6390 XX 54 3340 20 TK 8102H B51 8611 10 REVISED K K2 K3 M This service manual X57 6710 XX 54 3460 20 TK 8102H GENERAL INTRODUCTION SCOPE OF THIS MANUAL This manual is intended for use by experienced techni cians familiar with similar types of commercial grade commu nications equipment It contains all required service informa tion for the equipment and is current as of this publication date Changes which may occur after publication are covered by either Service Bulletins or Manual Revisions which are issued as required ORDERING REPLACEMENT PARTS When ordering replacement parts or equipment informa tion the full part identification number should be included This applies to all parts components kits and 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 PERSONNEL SAFETY The following precautions are recommended for person nel safety DO NOT transmit if someone is within two feet 0 6 meter of the antenna DO NOT transmit until all RF connectors are secure and any open connectors are properly terminated e SHUT OFF this equi
38. 37 Protection bag H25 2341 04 703 Pamphlet 702 Pamphlet 9 Instruction manual Spanish B62 1597 10 K K2 K3 37 Protection bag H25 2341 04 35 Packing fixture H12 3112 05 35 Packing fixture H12 3112 05 48 Microphone T91 0624 05 K K2 K3 2 38 Item carton cse H52 1829 22 45 Screw set N99 0395 05 14 DC cord E30 3339 05 lt 41 Bracket J29 0662 03 22 Fuse 6x30 F51 0017 05 x 2 40 Holder J19 1584 05 K K2 K3 36 Carton board H13 1190 02 Parts with the exploded numbers larger than 700 are not supplied 29 TK 8102H ADJUSTMENT Test Equipment Required for Alignment Test Equipment Major Specifications Standard Signal Generator Frequency Range 400 to 520MHz SSG Modulation Frequency modulation and external modulation Output 127dBm 0 1uV to greater than 7dBm 100mV Power Meter Input Impedance 500 Operation Frequency 400 to 520MHz or more Measurement Capability Vicinity of 100W Deviation Meter Frequency Range 400 to 520MHz Digital Volt Meter easuring Range 1 to 20V DC DVM Accuracy High input impedance for minimum circuit loading Oscilloscope DC through 30MHz High Sensitivity Frequency Range 10Hz to 1000MHz Frequency Counter Frequency Stability 0 2 or less Ammeter 20A AF Volt Meter Frequency Range 50Hz to 10kHz AF VIVM Voltage Range 1mV to 3V Audio Generator AG Frequency Range 20Hz to 20kHz or more Output 0 to 1V Disto
39. 424 RK73GB 220 VR1 R12 6427 05 TRIMMING POT 47K R424 RK73GB 270 DA22 ODE R425 426 RK73GB 47 75 5 27 URGE ABSORBER R427 RK73GB 1812L110PR ARISTOR R428 RK73GB 02DZ18 X Y ENER DIODE R429 430 RK73GB DAN222 ODE R431 RK73GB 155372 R432 RK73GB1J 742 R433 RK73GB1J 742 ODE R434 R92 1252 DAN222 ODE R435 RK73GB1J 2 HVC350B VARIABLE CAPAC R436 RK73GB1J ODE ODE D D D D VC355B VARIABLE CAPAC R439 RK73GB IVC350B VARIABLE CAPAC R440 RK73GB IVC355B VARIABLE CAPAC R441 RK73GB IVC350B VARIABLE CAPAC R442 RK73GB D40 25111 DIODE R443 RK73GB D402 HZUSALL R444 RK73GB D403 406 25304 LE R445 446 R92 1252 D407 A360 LE CAPAC R501 RK73GB D408 25111 R502 RK73GB 0409 DAN235E R506 RK73GB TK 8102H PARTS LIST TX RX UNIT X57 6710 XX infi Desti infi Desti Ref No Address Parts No Description nation Address Parts No Description nation D502 DA221 ODE D503 02DZ5 1 Y ENER DIODE D601 602 MA4PH633 ODE D604 605 XB15A709 ODE D606 607 MA742 ODE D608 155355 ODE C31 KIA7808AF ALOG IC C32 33 NJM78L05UA POLAR IC C34 35 PST9140NR OS IC C66 AT24C64N10S118 ROM IC C10 30622MAA B83GP PU C16 M62363FP OS IC C20 JM2100V OS IC C202 JM2904V OS IC C203 JM2902V OS IC C25 JM2902V OS IC LA4600 AF POWER IC K14489V BI POLAR IC MB15A02 MOS IC A75WOT
40. 45W A personal computer IBM PC or compatible programming interface KPG 46 and programming software KPG 70D are required for programming KES 3 KCT 39 External speaker Connection cable Option Option KCT 36 Extension cable KGP 2A Modem GPS receiver or KGP 2B Modem GPS controller Option Option KDS 100 Mobile data terminal Option KCT 18 Ignition sense cable Option Y TK 8102H OPERATING FEATURES 1 Controls and Functions 1 3 Auxiliary Programmable Functions Emergency Scan On OFF 1 1 Front Panel Key Lock Talk Around Monitor e Temporary Delete None no function e AUX U Horn Alert Scan Temporary Delete CA 27 C O BUSY Oo N 1 4 Display C3TX mo O BUSY o Indicator Description C39 TX Light while transmitting Lights when a signal is detected on BUSY the currently selected channel ights while the function programmed no nto its corresponding key is activated nto its corresponding key is activated Lights while the function programmed L ights to display the currently selected CD amp Power switch channel 1 4 Press to switch the transceiver ON Press hold for approximately 1 seconds to switch the transceiver OFF 2 A key Press to increase the volume level 3 Y key Pre
41. 5 E 8 Q404 FILTER 8mV ols R415 Y 2SC4649 N P YOUAGE 9 3 MONITOR KEY x 0440 PROTECTION 8254 uei IE 1 ghz DS 1000 olo 2SC4617 S R 7 08V S 2 4 STR 556 5 XF351 D353 354 355 T R SHIFT REGISTER FOR 2k j hex f 873 71 g R 5 44V R 0 75V L71 0591 05 0351 352 3544 gt B30 2239 05 B TO 28 z 2 2 49 95M RF BPF TUNING CONTROLLER thea das LED amp MICBL CONTROL g she 822 106 3 TIN 5 5 8 8 8 351 RF BPF TUNING icant BTE 2 s 047V 1135V PROGRAMMABLE KEY LIGHT gals b 5 888 d a 28 515 E 371 9375 C383 R377 386 ass 2 D6 8 E IPAE 345 els Yi Bas 33p S a R364 C367 c 828 TA75WO1FU see sura T aR 2 K 4 S S ts E ESS A MODULATION TERE s 5 9 0 9 5 4 aie B30 2239 05 E id A zs CO O 2239 Sis g t sis FLTER 95 ERN 5 8 2867 6 3 R60 Ves 07 10 828 zle 338 ON s 8 8 5 t Kt a CHANNEL KEY LIGHT Sag s 2 ge be ims EQ STS gt 2 OT o ol o 9 a 9 4 DATA 0 16V 11 34 452 ST R425 R426 5 3 5 s s 8t sS 8 C390 R381 7 2 0608 D7 1 CE ops 47k 47k m 2SC5108 Y 2 STs S al 9 Smee 5 EEK 155355 CLOCK MBER 9 g 5 IF AMP 8
42. 70K J R507 RK73GB1J470J R363 RK73GB1J 150K J R509 RK73GB1J100J R364 R92 1252 0 OHM R511 RK73GB1J471J R365 366 RK73GB1J 100K R512 RK73GB1J332J R367 RK73GB1J 100 R513 RK73GB1J682J R369 RK73GB 150 R514 RK73FB2A470J R370 RK73GB 470K R514 RK73FB2A560J R371 RK73GB 390K R515 RK73GB1J100J R372 RK73GB 680K R516 RK73GB1J332J R373 RK73GB 180K R517 RK73GB1J100J R374 RK73GB1J 100K R518 RK73GB1J153J R375 R92 1252 0 OHM R519 RK73FB2A220J R376 RK73GB1J 100K R520 RK73GB1J333J R377 R92 1252 0 OHM R521 RK73GB1J101J R378 RK73GB1J 100K R522 R92 1217 05 R380 RK73GB1J 100K R524 RK73FB2A821 J R381 RK73GB1J 10 R525 RK73EB2B5R6J R381 R92 1252 0 OHM R525 R92 0679 05 R401 403 RK73GB1J 1 0K R526 73 2 821 R404 RK73GB1J 10K R527 RK73GB1J474J R405 R92 1252 0 OHM R528 529 RK73GB1J471J R407 RK73GB 1 5K R530 RK73GB1J821J R408 RK73GB 10 R531 RK73GB1J473J R409 RK73GB 100K R532 533 R92 1252 05 R410 4 RK73GB 10K 1 R534 RK73GB1J473J R412 RK73GB1J 12K R534 RK73GB1J683J R413 RK73GB1J 10K R535 RK73GB1J563J R4144 R92 1252 0 OHM 1 R536 RK73EB2B100J R416 RK73GB1J 470 R537 RK73GB1J823J R417 RK73GB1J 220K R538 RK73GB1J473J R418 4 RK73GB 1 0K 1 R538 RK73GB1J563J R420 RK73GB 2 2K R539 R92 1213 05 R421 RK73GB 1 5K R601 602 RK73GB1J223J R422 RK73GB 10K R603 RK73GB1J473J R423 RK73GB 220 R605 RK73GB1J153J R423 RK73GB 270 R606 RK73GB1J221J 220 R423 RK73GB 330 R822 R92 1215 05 470 R424 RK73GB R823 R92 0679 05 0 OHM R
43. 93 33 1 WINI EVOL1 R259 n KEC S D61 02DZ18 X Y Q33 2SA1745 6 7 Q408 KRX102U 66 AT24C64N10S118 8 DAN222 155372 5 129 eee 108 47k ab 2 1k el 5 6k VOLTAGE MA BB ola 852 amp 5 51588 0201 302 303 DAN222 Q35 KTA1664 Y Q500 5 5110 0 1C101 30622MAA B83GP bi 47k Bas gig 08334 igs REGULATOR 97 OTS S S EA 0202 155372 061 KRC404RTK 0501 2SC3356 R24 IC161 M62363FP Aves 2 al se cues arg 85 DC SWITCH 25174567 505 0251 301 606 607 MA742 071 KRC414RTK Q502 25 2596 IC201 NJM2100V 5 sm L101 575 96 n R08 ac Re 7 31 EY N D351 355 D Q201 25 4919 0503 D55008TR IC202 NJM2904V 8 256 FI s P105 a6 KRC102S AW DCSWTCH gie nn D401 408 25111 Q202 407 252243 Q504 RD60HUF1 O1 1 203 251 NJM2902V NC y 28 5 R251 ces rs R33 BET 2 57 BT 0402 HZUSALL Q251 440 28C4617 S 252 LA4600 8 98 EEPSDT RIS w pos KRC102S REVERSE D403 406 MA2S304 Q254 DTC363EU IC301 14489 5 3 190 id L gaada 776 i 352 852 KEC PROTECTION D407 MA360 Q301 25 2412 1 401 15 02 BEEPOUT L 8 es Rigi dk 100 26 825 zl ors 8 D409 DAN235E Q302 404 28C4649 N P 501 TA75WO1FU
44. BEETOUT H 8 959 959 100 82 82 80 n VOLTAGE REGULATOR D503 02DZ5 1 Y Q351 410 411 2SC5108 Y B Sys SPs ots wem quorsum 242 E 5M 858 C253 moss D601 602 MA4PH633 Q352 353 38K255 7 qiqisia 5333 aM 11 R 49V NUM7BLOSUA RSV THMTELOSU D604 605 XB15A709 13 SIGOUT H Term E i 0 EM 1 3 D608 1155355 H 8 amp R227 QT DQT CPU 5M CNVSS Rogo 4 sc whe OUT IN 1 NC B R264 COM 22k Ozi 835 85 383 966 49 ari 8 8 abs 523 voe 5 5 47 B TK 8 895 i E E X57 6710 XX C48 C303 C304 C305 C367 C369 C373 C381 C384 C386 C388 C390 C426 C427 C429 C430 C431 C434 C435 C438 C439 i si Nac gue 0251 R 3 37V REGULATOR 3 4 3 47 SIGOUT L R78 AN I 8 1 1 66 EEPROM AFMUTE OTS STS 28461 24 25 450 490MHz 0 047u 4700p 220p 220p 15 7e 7 e t5 SP ip amp SP tp a 1 2 3 3 12 RXDATA SB eR ides el d sla EVLLD CPU8 10k 5 8 4 7k 3 ise E 0253 dr 5 eT 26 K2 485 512MHz 0010 4700 220p 220p 47 6 7p 6p 5p 0 5 3p 5p 5p 4p 2p 2p 3p 4p 3p 1 5p I Tim 4 RESET 1 Bg Eso BTE TXIRX CPU20 578 cec 1 470p AFM CPUSO Rae lt LIMITTER 1035
45. C73GCH1H080B 8 0PF CC73FCH1H470J CC73GCH1H180J 18PF i CC73FCH1H470J CC73GCH1H040B 4 0PF CK73GB1H471K CC73GCH1H070B 7 0PF CK73FB1H471K CC73GCH1H080B 8 0PF j CK73GB1H221K CK73GB1H471K 470PF CK73GB1H471K CC73GCH1H010B 1 0PF 92 0719 05 CC73GCH1H020B 2 0PF CK73FB1C474K CC73GCH1H060B 6 0PF CK73FB1H471K CC73GCH1H030B 3 0PF i 93 0558 05 CC73GCH1H050B 5 0PF 93 0567 05 CORA CC73GCH1HOR5B 0 5 93 0568 05 CK73GB1H471K 470PF 93 0559 05 CC73GCH1H040B 4 0PF 93 0562 05 CC73GCH1H050B 5 0PF 93 0566 05 CC73GCH1H080B 8 0PF 93 0599 05 lt CC73GCH1H030B 3 0PF 93 0558 05 CC73GCH1H060B 6 0PF 93 0560 05 CC73GCH1HOR5B 0 5 93 0562 05 CK73GB1H471K 470PF 93 0566 05 CC73GCH1H010B 1 0PF j CM73F2H300J CC73GCH1H1R5B 1 5PF CK73FB1C474K 0 47 CC73GCH1H020B 2 0PF 93 0599 05 470PF CC73GCH1H020B 2 0PF CK73GB1H103K 0 010UF CC73GCH1H030B 3 0PF CK73GB1H471K 470PF CC73GCH1H030B 3 0PF CM73F2H010C 1 0PF CC73GCH1H040B 4 0PF 73 2 0900 9 0PF CC73GCH1HOR3B 0 3PF B 73 2 200 20 92 0560 05 100 73F2H030D 3 0PI CK73GB1H471K 470PF 73F2HO40D 40 C448 449 CK73GB1H471K 470PF 73 2 0800 8 450 92 0568 05 22UF 73 2 0900 9 0PF D 451 452 CK73GB1H471K 470PF CM73F2H 12PF J CC73GCH1H060B 6 0PF 93 0599 470PF K K K CC73GCH1H020B 2 0PF CK73GB 470PF CC73GCH1H040B 4 0PF CK73GB1H103K 0 010UF
46. FU OS IC 25 1824 FET 25 1641 5 TRANSISTOR KRC102S DIGITAL TRANSISTOR 25 1745 6 TRANSISTOR KRC102S DIGITAL TRANSISTOR KTA1664 Y TRANSISTOR KRC102S DIGITAL TRANSISTOR KRC404RTK DIGITAL TRANSISTOR KRC414RTK DIGITAL TRANSISTOR 2SK1824 FET 2564919 TRANSISTOR 285243 FET 2SC4617 TRANSISTOR 2SK1824 FET DTC363E DIGITAL TRANSISTOR KRC102S DIGITAL TRANSISTOR 2SC2412K RANSISTOR 2SC4649 RANSISTOR 2SC5108 STOR 3SK255 25 1832 2504738 2564649 25 508 285243 KRX102U 2565108 2504617 25 5110 0 25 3356 824 282596 PD55008TR FET RD60HUF1 01 RF POWER FET B57331V2104J THERMISTOR B57331V2104J THERMISTOR NCP18XW332J03 THERMISTOR NCP18XH103K03 THERMISTOR TK 8102H EXPLODED VIEW N67 2608 46 A A M2 6x8 M2 6x6 Br Tap N87 2606 46 C M2 6 x 14 Br Tap N87 2614 46 N LO 4 TX RX unit S No label N 75 N EN PR Wy e cO cN T 5 J Xx 9 A 3 3 0 0 09 ma m XM XE _ m N XS 0 y N To X 9 V 4 3 TO 57 3 Z 9 3 Sy 701 Caution label 700 Parts with the exploded numbers larger than 700 are not supplied 28 TK 8102H PACKING 8 Instruction manual English B62 1596 10
47. If option signalling matches a group set up with option sig nalling option signalling is released After matching option signalling option signalling will temporarily reset automati cally Stun If the stun code matches a predetermined action will oc cur Whether option signalling is activated or not when stun matches on any channel the transceiver will become TX in hibited or TX RX inhibited While stun is active if the stun code code is received stun will deactivate When stun matches transpond will function Alert will not be output 7 Audible User Feedback Tones The transceiver outputs various combinations of tones to notify the user of the transceiver operating state Refer to the help file on the KPG 70D regarding the func tions that are not listed below Stun on tone When a stun code is received transpond tone sounds Stun off tone When a stun release code is received transpond tone sounds Group call tone Sounds when a group call with the correct DTMF option signalling is received repeats 7 times You can select yes or no in the Alert tone level setting Individual call tone Sounds when an individual call with the correct DTMF op tion signalling is received You can select yes or no in the Alert tone level setting Key input error tone Sounds when a key is pressed but that key cannot be used You can select yes or no for the optional feature s warning tone Transp
48. R 18NH RK73GB IP ALL FIXED INDUCTOR 22NH ALL FIXED INDUCTOR 39NH RK73GB IP RK73GB IP R CORE COIL RK73GB IP R CORE COIL RK73GB IP R CORE COIL RK73GB IP R CORE COIL R CORE COIL RK73GB IP RK73GB IP ALL FIXED INDUCTOR RK73GB IP L404 L92 0442 05 RRITE CHIP RK73GB IP L405 L92 0443 05 RRITE CHIP RK73GB L406 407 L40 2785 92 ALL FIXED INDUCTOR 270 L406 407 L40 4791 86 ALL FIXED INDUCTOR 4 7UH RK73GB 354 355 L34 4605 05 355 L34 4604 05 356 L40 1875 92 L356 L40 2275 92 L357 L40 3975 92 co gt gt L358 L34 4603 05 L358 361 L34 4604 05 L358 359 L34 4605 05 L359 361 L34 4604 05 L360 361 L34 4604 05 gt 1403 L41 1005 08 oco m TK 8102H PARTS LIST TX RX UNIT X57 6710 XX infi Desti infi Desti Address Parts No Description nation Ref No Address Parts No Description nation RK73GH1J183D 18K R254 RK73GB1J681J 680 J RK73GH1J134D 130K R255 256 RK73GB1J562J 56K J RK73GB1J102J 1 0 R257 RK73GB1J105J OM J RK73GB1J473J 47 R258 RK73GB1J272J 2 J R92 1252 05 0 OHM R259 RK73GB1J123J 2K J R92 1252 05 0 OHM 60 RK73GB1J224J 220K RK73GB1J102J 1 0 61 RK73GB1J124J 20K RK73GB1J102J 1 0 62 RK73GB1J183J 8K RK73GB1J562J 5 6 63 RK73GH1J913D 91K RK73GB 47 64 RK73GH1J124D 20K RK73GB 1 0 RK73GH1J562D 5 6K RK73GB 47 RK73GB1J562J 5 6K RK73GB 1 5 R92 0670
49. S Layer 2 Sees 5 E E 218 L201 R5 5 e Layer 3 38338223 d2 s 8201 J72 0887 19 Layer 4 Foil side 37 38 MM OR NE TN 1 NE TE TE p RR NS R s 7 PC BOARD dad 02 TX RX UNIT 57 6710 24 25 26 K2 27 K3 Foil side view J72 0887 19 L IC32 130 4 13N H 60 E mi O 8 88888 e W gt 0353 100 0405 11K 0410 12K Ai oo eo N Oo e 0501 10K 0502 9L 031 30 032 58 0351 10 0352 100 D354 9D D403 11 DE 5 gt B i 1 m i i u T e a te A 8 8 E putt x Layer 1 vun La 6 Layer 2 E257 1 Im XL 08 m E Layer 3 ea Is i tr UH ad Layer 4 e B _ E w r TK 8102H PC BOARD mm TX RX UNIT 57 6710 24 25 26 K2 27 K3 Component side view Foil side 72 0887 19 ics 12 0500 10 ic32 13c 0501 101 128 0502 oH 1 0503 6H 135
50. SS 5 CN3 C163 R163 27 ang 1 8271 4 C207 201 9 IGN C204 210 55585406 i RE 4 5 C210 S gy 20 amp 5 2302 120 N Er PE lt 8 9 405 R206 C202 212 s 0254 1 58 tal C72 213 BPF E R203 2 4 8 0303 12P E BE paon 917 5 i 5 E R166 NE 12J 5 2 Tn E 9 C341 8252 R205 4 5 Y imm nl INC eg _ m 157 C269 e 6 5227 C356 RE 22 BB S JE 221 1 b 274 PXD NL 8 6 C103 ENC4 2 SI R302 0303 Tevet E C414 R409 036 5 Z S Ls E 5 EST ciao oa d 3 D 922 col amp e 12404 41 C303 Pall D608 7L E ss FNC6 R268 Pe X401 Ej EISE SEM FNC7 E Q253 R422 cv B 55 amp C403 L ISl R408 6372 8 8 12 ence p B 10 a 1130918 35 R0 5 EE P x ES PS mr 9 C409 8 R35 6315 6507652 E Sale E ia C351 C316 R318 T 5 5 N RI C424 R313 C317 C225 N Component side PS 5218 0402 1403 8 E 11 Ej E z B Layer 1 cas SSE SS Sk 2 210 ed C 22 5 RAID E EI
51. UHF FM TRANSCEIVER TK 8102H SERVICE MANUAL REVISED KENWOOD 2003 6 PRINTED IN JAPAN B51 8611 10 N 875 B51 8611 00 and B51 8628 00 This service manual applies to products with 50300001 or subsequent serial numbers In terms of the products with the serial numbers earlier than 50300001 refer to the TK 8102H service manual as per part No Cabinet A01 2181 01 Chassis A10 4048 21 Front glass B10 2753 03 Modular jack Key top E08 0877 05 K29 9065 01 Panel assy A62 0942 03 CONTENTS GENERAL izan 2 PACKING m 29 SYSTEM SET UP neo 3 ADJUSTMENT u 30 OPERATING FEATURES 4 PC BOARD REALIGNMENT 2222 1 8 DISPLAY UNIT X54 3460 20 35 INSTALLATION 11 TX RX UNIT X57 6710 XX 37 DISASSEMBLY FOR REPAIR 13 SCHEMATIC DIAGRAM 43 CIRCUIT DESCRIPTION 14 BLOCK 47 SEMICONDUCTOR DATA 18 LEVEL DIAGRAMI 49 COMPONENTS DESCRIPTION 20 TERMINAL FUNCTION 51 PARTS LIST 21 SPECIFICATION BACK COVER EXPLODED VIEW iain as
52. W 5 GND WIDE XIN X tal 14 318 NC VCC 5V CL Clock for LCD GND GND Input only CE Chip enable for LCD NC DI Transfer data to LCD POWER Power key input Ignition INT ucom stop Mic 1 mute O BWI N Mic 2 mute N TX RX TX RX Mic 3 mute N UL PLL unlock detect 8R control NC 8T control EEPWP EEPROM write protect Mic key check EEPCK EEPROM clock N ch open drain EEPDT EEPROM data N ch open drain Battery switch FNC1 Function P1 TxD for flash Key matrix 2 FNC2 Function P2 RxD for flash Key matrix 1 CLKFLS SCLK for flash Key matrix 3 BSYFLS Busy for flash Key matrix 4 TXD To FPU RXD From FPU DTMF OT DOT input PTT PTT key Temperature 2 HOOK Hook Temperature 1 C Battery voltage PFLS EPM for flash RSSI input Squelch input NC3 Function port 3 GND EFLS CE for flash FNC5 Function port 4 5 5V C7 FNC6 Function port 7 6 5 Ti NC8 Function port 8 AFM AF mute Key matrix output 1 SPM
53. an function OFF or switching the trans ceiver OFF and then ON again the Scan settings return to normal TK 8102H OPERATING FEATURES 4 Scan Operating SCAN start condition Two or more channels must be added to all channels that can be scanned The transceiver must be in normal receive mode PTT off When you activate the key programmed to the scan ON OFF function the scan starts The indicator next to the pro grammed key LED blinks Scan stop condition The scan stops temporarily if the following conditions are satisfied 1 A carrier is detected then OT DOT matches on channels for which receive the is set by the programming software 2 A carrier is detected on the channels for which receiving QT DOT is not set by the programming software or when the monitor signalling cancel function is activated Revert channel The revert channel is used to transmit during scanning and set by the programming software KPG 70D 1 Selected channel The transceiver reverts to the channel before scanning or the channel that you changed during scan 2 Selected with talkback The transceiver reverts to the selected channel prior to scan initiation However if a call is received on a channel other then the selected channel and PTT is pressed before scanning re sume the transceiver talks back on the current receive channel Scan end When you press the key programmed to the scan function during sc
54. an mode the scan ends The indicator next to the programmed key LED turns off Temporary delete It is possible to delete channel temporary during scan When scan stops on unnecessary channel for example by in terference of the other party activate the delete function for example press and hold the key for approximately one sec ond then that channel is deleted temporarily and scan re start immediately The temporary deleted channels return to pre set delete add channels when the transceiver is turned off or the scan function is switched off 5 Details of Features Time out timer The time out timer can be programmed in 30 seconds in crements from 30 seconds to five minutes and off If the transmitter is transmitted continuously for longer than the programmed time the transmitter is disabled and a warning tone sounds while the PTT button is held down The warning tone stops when the PTT button is released B PTT ID PTT ID provides a DTMF ANI or MSK ID to be sent with every time PTT connect ID at beginning of transmission dis connect ID at end of transmission or both You can program PTT ID on or off for each group channel DTMF The contents of ID are programmed for each transceiver The transceiver is capable to have ID The format is DTMF The timing that the transceiver sends ID is program mable BOT Connect ID is sent on beginning of transmission EOT Disconnect ID is sent on end of transmission
55. aricap RX VCO 061 515 Over voltage detection Active when PS voltage is more than18V D405 406 Varicap TX VCO D407 Varicap Modulation O71 Transis Ignition Ignition sens 0408 ode Lipple filter 086 87 515 Beat shift Active while beat shift is on D409 ode RF switch TX RX 0201 Transis AF amplifier MIC mute Emergency MIC mute D502 ode Temperature compensation 0202 Emergency mute Active when MICEM is H D503 ode Voltage protectionV D601 602 ode ANT switch 0251 Transistor Buffer amplifier RX audio D604 605 ode ANT switch 0252 253 FET AF mute Active while AFM is H D606 607 ode APC voltage detectV 0254 Digital transistor AF mute Active while SPM is H D608 ode Temperature compensation TK 8102H PARTS LIST New Parts indicates safety critical components L Scandinavia K USA P Canada Parts without Parts No are not supplied 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 8102H DISPLAY UNIT X54 3460 20 TX RX UNIT X57 6710 XX infi Desti infi Desti Address Parts No Description nation Address Parts No Desc
56. dpass CH RX low Wide Spectrum analyzer to Fig 1 filter CH RX high Wide 2 Tra generator output 30dBm Connect the spectrum analyzer to BPF terminal Adjustment of TX VCO lock voltage 1 Remove R525 R823 R536 and R822 all on component side 2 Remove PCB from chassis 3 Transmit and check voltage at CV point Warning Do not transmit if step 1 is not complete 4 Adjust of voltage be done by tuning 402 Ref 30 dBm Atten dB Ref 40 dBm Atten 0 dB Ref 40 dBm Atten dB Peak Pesk Peak 4181 MH Log Log Lol py Log Al MAE cal gpa m 4704 MHz 490 3 MHz 4 TIE 8 60 76 dBm 2204 Apc HHS 56 t3 d amp rr m 823 pmen F WIR m eee WL 52 m H1 2 ML 52 53 s Tos WV 3 FC 3 FC Rh AA AA Center 470 1 MHz Span 140 MHz Center 582 6 MHz Span 140 MHz Center 418 1 MHz Span 140 MHz BH 30 kHz VBH 30 kHz 388 9 ms 401 pts sRes BH 30 kHz 38 kHz Sweep 388 9 ms 401 pts BH 30 kHz VBH 38 kHz Sueep 388 9 ms 401 pts K M K2 Fig 1 32 Receiver Section Item Condition ADJUSTMENT Measurement TK 8102H Adjustment Test equipment Terminal Method Specificat
57. ed and will only goes off when MBL line becomes low impedance When a function key MON PF C1 C2 C3 or C4 is se lected its respective line becomes low impedance LED MON LED PF LED C1 LED C2 LED C3 or LED C4 the amber LED lights Fig 12 Display circuit Key Matrix Circuit The TK 8102H front panel has function keys Each of them is connected to a cross point of a matrix of the to 2 ports of the microprocessor The KMO1 to KMO2 ports are always high while the to KMIA ports are al ways low The microprocessor monitors the status of the to KMO2 ports If the state of one of the ports changes the microprocessor assumes that the key at the matrix point cor responding to that port has been pressed Fig 13 Key matrix circuit Encode The QT and DOT signals are output from QT DOT of the CPU IC101 and summed with the external pin DI line by the summing amplifier C203 and the resulting signal goes to the D A converter IC161 The DTMF signal is output from DTMF of the CPU and goes to the D A converter IC161 The signal is summed with a MIC signal by the summing amplifier IC203 and the resulting signal goes to the D A converter IC161 The D A converter IC161 adjusts the MO level and the balance between the MO and OT DOT levels Part of a OT DOT signal is summed with MO and the resulting signal goes to the VCOMOD pin of the VCO This signal is applied to a varicap diode in
58. end and to stabilize transmission output at voltage and temperature variations 1C203 BUFFER NJM2902V Fig 8 Transmitter system Q502 D409 16 0503 Q501 Q502 Q503 Q504 PRE DRIVE DRIVE FINAL AMP DRIVE AMP AMP 1 AMP 2 RD60HUF1 25 3356 24 252596 PD55008TR 01 ANT D601 D602 0504 D604 D605 Fig 9 APC circuit TK 8102H CIRCUIT DESCRIPTION Control Circuit The CPU carries out the following tasks 1 Controls the WIDE NARROW TX RX outputs 2 Adjusts the AF signal level of the AF filter IC251 and turns the filter select compounder on or off 3 Controls the display unit 4 Controls the PLL 401 5 Controls the D A converter 161 and adjusts the vol ume modulation and transmission power CK __ converter Fig 10 Control circuit Memory Circuit The transceiver has 64k bit EEPROM 66 The EEPROM contains adjustment data The CPU IC101 con trols the EEPROM through three serial data lines EEPDT 66 EEPWP EEPROM Fig 11 101 Memory circuit Display Circuit The shift register controls the display LEDs through the CL and DI lines from the CPU IC101 When the transceiver is busy LED G line becomes high impedance turning on O4 and the green LED D11 lights in transmit mode the LED R line becomes low impedance and the red LED D12 lights Backlit LEDs D1 D4 are provid
59. ent demand If the cable must be extended be sure the additional wire is sufficient for the current to be carried and length of the added lead TK 8102H GENERAL SYSTEM SET UP 5 INSTALLATION PLANNING CONTROL STATIONS 5 1 Antenna system Control station The antenna system selection depends on many factors and is beyond the scope of this manual Your KENWOOD dealer can help you select an antenna system that will best serve your particular needs 5 2 Radio location Select a convenient location for your control station radio which is as close as practical to the antenna cable entry point Secondly use your system s power supply which supplies the voltage and current required for your system Make sure sufficient air can flow around the radio and power supply to allow adequate cooling SERVICE This radio is designed for easy servicing Refer to the schematic diagrams printed circuit board views and align ment procedures contained in this manual SYSTEM SET UP Merchandise received Frequency range MHz RF power NOTE If you do not intend to use the 3 5 mm jack for the external speaker fit the supplied speaker jack cap to stop dust and sand from getting in Antenna connector Speaker jack cap Power input connector License and frequency allocated by FCC 450 490 45W 485 512 45W Choose the type of transceiver See page 8 Transceiver programming Y 400 430
60. ents of the PCB as shown below Fig 3 13 TK 8102H 14 CIRCUIT DESCRIPTION Frequency Configuration The receiver utilizes double conversion The first IF is 49 95MHz and the second IF is 450kHz The first local oscil lator signal is supplied from the PLL circuit The PLL circuit in the transmitter generates the necessary frequencies Figure 1 shows the frequencies CF 450kHz 1st MCF MIX 49 95 2 Fig 1 Frequency configuration Receiver System The receiver is double conversion superheterodyne The frequency configuration is shown in Figure 1 Front end RF Amplifier An incoming signal from the antenna is applied to an RF amplifier O353 after passing through a transmit receive switch circuit D604 and D605 are off and a BPF L359 L358 L360 L361 and varactor diodes D353 D354 D355 After the signal is amplified 0353 the signal is filtered by a BPF L354 L355 and varactor diodes D351 D352 to eliminate unwanted signals before it is passed to the first mixer The voltage of these diodes are controlled by tracking the CPU IC101 center frequency of the band pass filter See Fig 2 First Mixer The signal from the RF amplifier is heterodyned with the first local oscillator signal from the PLL frequency synthesizer circuit at the first mixer O352 to create a 49 95MHz first intermediate frequency 1st IF signal The first IF signal is then fed through one pair of monolithic crys
61. er as below PC 5M aCNVSS HGN dus RESET na RXD TXD CV n Speaker cable Locator BE TX RX unit Foil side Fuse To mount the fuse the cable terminal direction must be as follow This side up This side up Fuse Cable terminal Cable terminal 31 TK 8102H ADJUSTMENT Test Frequency MHz K M TX RX TX RX RX Channel Center 470 100 470 050 498 600 498 550 415 050 1 2 Low 450 100 450 050 485 100 485 050 400 050 3 High 489 900 489 950 511 900 511 950 429 950 4 470 000 470 000 198 500 198 500 415 000 6 470 200 470 200 198 700 198 700 415 200 470 400 470 400 198 900 198 900 415 400 PCB Section Measurement Adjustment Specifications Test equipment Terminal Method Remarks Item Condition Setting 1 Power supply voltage DC Power supply terminal 13 6V VCO lock CH TX high Digital voltmeter 0 1V voltage CH RX high 3 0 1V TX low 0 7V or more CH RX low IF coil CH RX center Wide 556 3 25 3 35V DC 2 SSG output b53dBm 501uV j Digital voltmeter Mod 1kHz Dev 3kHz RF 1 CH RX center Wide Tra generator Adjust the BPF waveform ban
62. ions Remarks 1 Seisitivity 1 CH RX low Wide Narrow CH RX center Wide Narrow CH RX high Wide Narrow 2 SSG output 118dBm 0 28uV Wide 116dBm 0 35uV Narrow Mod 1kHz Dev 3 0kHz Wide Dev 1 5kHz Narrow SSG ANT Oscilloscope EXT SP AF V M Distortion meter Check SINAD 12 or higher 2 Squelch 9 1 CH RX low Wide CH RX center Wide Narrow CH RX high Wide 2 SSG output 115dBm 0 4uV Wide 114dBm 0 45 Narrow Mod 1kHz Dev 3 0kHz Wide Dev 1 5kHz Narrow 3 Squelch 1 1 CH RX low Wide CH RX center Wide Narrow CH RX high Wide 2 SSG output 120dBm 0 22uV Wide 119dBm 0 25uV Narrow Mod 1kHz Dev 3 0kHz Wide Dev 1 5kHz Narrow Transmitter Section Item Condition Measurement Adjust to open the squelch Adjustment Specifications Test equipment Terminal Method Remarks 1 Frequency 1 CH TX center 2 Transmit Frequency counter 2 Maximum power limitting 1 CH TX high 2 Transmit Power meter 3 High power 1 CH TX low TX low CH TX center CH TX high CH TX high 2 Transmit 1 CH TX low TX low CH TX center CH TX high CH TX high 2 Transmit Adjust to center frequency Within 100Hz 48W Hex data 255
63. ive amplifier 1 C34 Voltage detector reset 0503 RF amplifier Drive amplifier 2 C35 Voltage detector int 0504 RF amplifier Final amplifier C66 EEPROM D1 ode Surge absorption CM C101 CPU D2 ode Surge absorption HOOK C161 Digital potentiometer D3 ode Surge absorption PTT C201 MIC amplifier IDC 04 11 ode Surge absorption 1 8 C202 MIC amplifier Splatter filter D31 ode Reverse connection protection C203 CX C 693 Buffer amplifier SUM amplifier DC amplifier 1 2 Vcc D32 9999 oly switch Current protection D61 ode Over voltage detection C251 Audio filter D201 ode OR gate MIC mute AGC C252 Audio amplifier D202 ode AGC C301 FM demodulation D251 ode Limiter C401 PLL synthesizer D301 ode Detection C501 C APC controller D302 303 U UI UU ode IF switch Wide Narrow O1 Transis TX AF D351 355 lt aricap RF BPF tuning 031 32 Transis DC switch SB Active when power is on D401 ode Lipple filter Q33 34 Transis DC switch 8R Active while RX D402 ode Voltage dropped 035 36 DC switch 8T Active while TX D403 404 V
64. logic level to the TTL level The KPG 46 connects the modular microphone jack of the TK 8102H to the computers RS 232C serial port TK 8102H Fig 1 3 4 Programming Software Description The KPG 70D programming disk is supplied in 3 1 2 disk format The software on this disk allows a user to program TK 8102H radio via a programming interface cable KPG 46 3 5 Programming With IBM PC If data is transferred to the transceiver from an IBM PC with the KPG 70D the destination data basic radio informa tion for each set can be modified TK 8102H REALIGNMENT 4 Clone Mode Programming data can be transferred from one radio to another by connecting them via their modular microphone jacks The operation is as follows the transmit radio is the master and the receive radio is the slave Note Clone mode should enabled 1 Turn the master TK 8102H power ON with the 1 key held down The TK 8102H 8 LED is turned on Power on the slave TK 8102H 3 Connect the cloning cable No E30 3382 05 to the modu lar microphone jacks on the master and slave 4 Press the 6 key on the master TK 8102H transceiver The data of the master is sent to the slave While the mas ter is sending data TX LED blinked While the slave is receiving the data 4 LEDs MON LED 0 LED are turned on and BUSY LED blinked When cloning of data is completed the master TX LED turned off and the slave automatically operates in the U
65. nalling matches on a channel is set up with option signalling the channel LED will flash and option signal ling will be released The transpond or alert tone will sound While option signalling matches or if option signalling is deactivated when you are transmitting you can mute or unmute OT DOT Carrier TK 8102H OPERATING FEATURES SP Unmute You can select the type of SP Unmute system for each channel The selection is as follows Carrier OT DOT Channel with this option will not check ID Code in order to open its speaker Carrier DTMF OT DOT4 DTMF Channel that is set with this option will have to check for ID Code in order to open its speaker Default Carrier OT DOT RX condition SP unmute Channel setting Speaker OT DOT DTMF Carrier None None Carrier Sounds condition Yes Carrier Sounds Carrier DT Sounds Carrier DTMF Yes Carrier Not Sounds Carrier DTMF Sounds OT DOT None Carrier Not Sounds Carrier OT DOT Sounds Yes Carrier Not Sounds Carrier QT DOT Sounds Sounds Carrier DTMF Not Sounds OT DOT DTMF Carrier Not Sounds Carrier OT DOT Not Sounds ier QT DOT DTMF Sounds Not Sounds Note When is not used OT DOT and OT DOT DTMF can not be selected When DTMF is not used Carrier DTMF and DOT DTMF can not be selected Auto Reset
66. nt The voltage is around 13 6V in receiving condition The voltage will be 12 6V in transmitting condition Remove R525 Modulation analyzer 4 0kHz Wide 2 0kHz Narrow According to the large X3kHzt0 2kHz Wide 1 5kHz 0 1kHz Narrow 0 75kHz Wide 0 05kHz 0 35kHz Narrow 0 75kHz Wide 0 05kHz 0 35kHz Narrow 3 0kHz Wide 0 2kHz 1 5kHz Narrow 4 Connect 50Q load at the ANT location Transmit and check current drain at High power mode If the current drain is less than 1A then Final FET is bro ken If the current drain is less than 5 0A short the Drive FET gate to ground and check the current drain If the current drain is not 0 1 less than the original value then the Drive FET is broken Check input power level at Drive FET gate location Connect the wire to RF location Transmit and check for power to be within the range of 0 7W 1W If power found is less than 0 5W check the circuit before the Drive FET D E F G H J K L M N TK 8 1 02H PLAY UNIT X54 3460 20 Component side view J72 0916 09 A SS perrita 6 7 DISPLAY UNIT X54 3460 20 Foil side view J72 0916 09 8 9 10 11 12
67. ond tone Sounds when an individual call with the correct DTMF op tion signalling is received For group calls only the group tone will sound not the transpond tone Bi Pre alert tone Sounds prior to the TOT TX inhibit activation If TOT pre alert is set the tone sounds at the amount of time pro grammed before the TOT expires TOT time TOT pre alert time Pre alert tone sounding time You can select yes or no for the optional feature s warning tone Transmit protection The final FET is protected against heat while transmitting by making the radio cuts down TX power when the tempera ture of the final FET becomes higher than reference After that if the temperature continue to rise transmission is stopped The final FET is also protected against over voltage by having the radio to check that the voltage of power supply connected to the radio is not higher than about 17V when the radio is turned on otherwise it can not transmit In both cases when transmission is stopped a beep will continue to sound until the PTT key is released TK 8102H REALIGNMENT 1 Modes User mode Data program ming mode PC tuning mode Mode Function User mode For normal use PC mode Used for communication between the radio and PC IBM compatible Data programming Used to read and write frequency data mode nd other features to and from the radio sed to check the radio using the PC a PC test mode
68. ower Output Frequency Stability Wide 0 28uV Narrow 0 35uV Wide 75 Narrow 65dB Wide 70dB Narrow 6088 75 4 0W 2 5 TRANSMITTER Measurements made per EIA standard EIA TIA 603 RF Power Spurious and Harmonics Modulation FM Noise Audio Distortion Frequency Stability ay High 45W Low 25W 70dB Wide 16KOF3E Narrow 11KOF3E Wide 45dB Narrow 40dB Less than 396 2 5ppm KENWOOD CORPORATION 2967 3 Ishikawa machi Hachioji shi Tokyo 192 8525 Japan KENWOOD U S A CORPORATION P O 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 1S8 KENWOOD ELECTRONICS DEUTSCHLAND GMBH Rembr cker 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 KENWOOD ELECTRONICS ITALIA S p A Via G Sirtori 7 9 20129 Milano Italy 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
69. pment when near electrical blasting caps or while in an explosive atmosphere All equipment should be properly grounded before power up for safe operation This equipment should be serviced by only qualified tech nicians PRE INSTALLATION CONSIDERATIONS 1 UNPACKING Unpack the radio from its shipping container and check for accessory items If any item is missing please contact KENWOOD immediately 2 LICENSING REQUIREMENTS Federal regulations require a station license for each radio installation mobile or base be obtained by the equipment owner The licensee is responsible for ensuring transmitter power frequency and deviation are within the limits permit ted by the station license Transmitter adjustments may be performed only by a li censed technician holding an FCC first second or general class commercial radiotelephone operator s license There is no license required to install or operate the radio 3 PRE INSTALLATION CHECKOUT 3 1 Introduction Each radio is adjusted and tested before shipment How ever it is recommended that receiver and transmitter opera tion be checked for proper operation before installation 3 2 Testing The radio should be tested complete with all cabling and accessories as they will be connected in the final installation Transmitter frequency deviation and power output should be checked as should receiver sensitivity squelch operation and audio output Signalling equipment ope
70. ration should be verified 4 PLANNING THE INSTALLATION 4 1 General Inspect the vehicle and determine how and where the ra dio antenna and accessories will be mounted Plan cable runs for protection against pinching or crushing wiring and radio installation to prevent overheating 4 2 Antenna The favored location for an antenna is in the center of a large flat conductive area usually at the roof center The trunk lid is preferred bond the trunk lid and vehicle chassis using ground straps to ensure the lid is at chassis ground 4 3 Radio The universal mount bracket allows the radio to be mounted in a variety of ways Be sure the mounting surface is adequate to support the radio s weight Allow sufficient space around the radio for air cooling Position the radio close enough to the vehicle operator to permit easy access to the controls when driving 4 4 DC Power and wiring 1 This radio may be installed in negative ground electrical systems only Reverse polarity will cause the cable fuse to blow Check the vehicle ground polarity before installation to prevent wasted time and effort 2 Connect the positive power lead directly to the vehicle battery positive terminal Connecting the Positive lead to any other positive voltage source in the vehicle is not rec ommended 3 Connect the ground lead directly to the battery negative terminal 4 The cable provided with the radio is sufficient to handle the maximum radio curr
71. ription nation 30 2237 05 LED YG 8102 30 2240 05 LED SR A01 2181 01 CABINET A10 4048 21 CHASSIS CK73GB1H103K CHIP C 0 010UF A62 0942 03 PANEL ASSY CK73GB1H103K CHIP C 0 010UF CK73GB1A105K CHIP C 1 0UF B10 2753 03 FRONT GLASS CK73GB1H103K CHIP C 0 010UF B62 1596 10 NSTRUCTION UAL ENGLISH CK73GB1C104K CHIP C 0 10UF B62 1597 10 INSTRUCTION UAL SPANISH B72 2040 14 ODEL NAME E E40 6005 05 FLAT CABLE CONNECTOR B72 2041 14 ODEL NAME E E08 0877 05 MODULAR JACK B72 2042 14 ODEL NAME E 192 0138 05 RRITE CHIP B72 2043 14 ODEL NAME E RK75GB1J392J IP COM 3 9K F COAXIAL PECEPTACLE RK73GB1J102J IPR 1 0K C CORD ACCESSORY RK73FB2A272J IPR 2 7K C CORD RADIO RK73GB1J101J IPR 100 LAT CABLE RK73GB1J100J IPR 10 OR SCRAMBLER BOARD B E04 0167 05 E30 3339 05 E30 3448 05 E37 1041 05 E37 1080 05 BG RK73GB1J472J IPR 4 7K E37 1081 05 FOR SCRAMBLER BOARD A RK73GB1J222J IPR 2 2K E37 1082 05 SPEAKER CABLE DA221 ODE F10 2449 01 SHIELDING COVER BU2090FS OS IC F51 0017 05 USE 6230 ACCESSORY 1025 GITAL TRANSISTOR 2255 GITAL TRANSISTOR G02 0894 04 ARTH SPRING FINAL FET KRC1028 GITAL TRANSISTOR G10 1274 04 BROUS SHEET PANEL ASSY G11 4127 14 UBBER SHEET CHASSIS G11 4240 04 UBBER SHEET DRIVE FET 613 1468 04 USHION DC CORD 7 6710 XX 2 G13 1836 04 USH SPEAKER CK73GB1H102K G13 1963 04 USH SCRAMBLER BOARD CK73GB1H471K G13 1964 04 USH SCRAMBLER BOARD
72. rtion Meter Capability 3 or less at 1kHz Input Level 50mV to 10Vrms 40 Dummy Load Approx 4Q 10W or more Regulated Power Supply 13 6V approx 20A adjustable from 9 to 17V Useful if ammeter requipped Spectrum Analyzer Center frequency 50KHz to 600MHz Tracking Generator Output Voltage 100mV or more Test cable for microphone input E30 3360 08 Tuning cable E30 3383 05 GREEN Adapter cable E30 3383 05 is required for injecting an audio if PC tuning is used See PC Mode section for the connection MIC connector Front view 8 1 PSB PTT ME MIC HOOK CM OI 30 TK 8102H ADJUSTMENT Adjustment Location Notes E Switch EEPROM The tuning data Deviation Squelch etc for the EEP Power Display Dkey ROM is stored in memory When parts are changed re Volume adjust the transceiver ekey Speaker AF PA IC IC252 How to mounting the 252 8 jack keys Adjustment Points Pin 1 marker TX RX UNIT Component side E B TX RX unit Component side Part name label face down 1 Speaker Cable VR1 The speaker cable should be formed before mounting the shield cov
73. ser mode The slave can then be operated by the same program as the master 5 The other slave can be continuously cloned Carry out the operation in step 2 to 4 4 1 Adding the data password If the data password is set in the optional feature menu you must enter the password Master transceiver to activate a clone mode you can use 1 2 3 and 4 to configure the password The maximum length of the password is 10 digits 1 Power ON 1 4 LED and MON LED are turned ON Enter the password using 1 I4 keys Press key If the password matches the transceiver enters a clone mode Otherwise transceiver beeps and returns to the password input mode IPUN Clone cable E30 3382 05 5 Accessory Connection Cable KCT 39 The KCT 39 is an accessory connection cable for connect ing external equipment The connector has 15 pins and the necessary signal lines are selected for use 5 1 Installing the KCT 39 in the Transceiver 1 Lift the DC cord bushing from the chassis Peel the pad as shown in Figure 3 2 Stick the pad to the DC cord and chassis both of which are supplied with the KCT 39 TK 8102H REALIGNMENT 3 Insert the KCT 39 cable into the chassis The wire harness band must be inside the chassis and face down 4 Connect the KCT 39 to the TX RX unit as shown in Figure 5 CN3 C O Avoid forming the wiring towards
74. ss to decrease the volume level 4 key PF Programmable Function key The default setting of this key is None no function The programmable func tions available for this key are listed below Antenna External PF Programmable Function key The default setting of connector speaker this key is Monitor Other programmable functions avail jack able for this key are listed below 6 1 2 3 4 keys Press to select a channel from 1 to 4 7 Microphone jack Insert the microphone plug into this jack the microphone is an optional accessory Speaker Internal speaker 9 PTT switch Press this switch then speak into the microphone to call a station Power input connector TK 8102H OPERATING FEATURES 2 Operation Features The TK 8102H is a UHF FM radio designed to operate in conventional format The programmable features are sum marized 3 Transceiver Controls and Indicators 3 1 Front Panel Controls All the keys on the front panel are momentary type push buttons The functions of these keys are explained below POWER key Transceiver POWER key When the power is switched off all the parameters are stored in memory When the power is switched on again the transceiver returns to the previous conditions CHANNEL keys MONITOR key Programmable key Programmable VOLUME UP DOWN key When the key is pressed the volume level is increased decreased and repeats if held for 20
75. ta Channel PTT Programable 1 programmed by FPU Carrier Operated Relay Audio Mute Mic Mute TX Relay Programable 1 programmed by FPU Programable 1 programmed by FPU SmarTrunk II 5V DC power supply 50 MAX Name External transmit signal input FM detector output External alert tone signal input Scrambler Name TX Relay Scrambler Scrambler Code1 1 Scrambler Code2 2 Scrambler Code3 4 Scrambler Code4 8 Port Function is Low Active Exclude Scrambler Code 51 TK 8102H GENERAL Frequency Channels Groups Channel Spacing PLL Channel Stepping Operating Voltage Current Drain Operating Temperature Range Dimensions amp Weight Channel Frequency Spread SPECIFICATIONS 450 to 490MHz 4 channels Wide 25kHz 5 0 6 25kHz 13 6V DC 15 Less than 0 4A on standby Less than 1 0A on receive K2 485 to 512MHz K3 400 to 430MHz Narrow 12 5kHz Less than 14 0A on transmit 30 to 60 6 30 160 W x 1 70 43 H x 5 40 137 D inch mm 2 60 Ibs 1 18kg 40MHz RECEIVER Measurements made per EIA standard EIA TIA 603 Sensitivity 12dB SINAD Selectivity IriterrrioQulatlOti eet ti pee ess Spurious Response Audio P
76. tal filter MCF XF351 to further remove spurious signals ANT D601 L358 361 L354 355 D604 0353 355 0353 0351 352 O352 0605 BPF MIX B IF Amplifier The first IF signal is amplified by Q351 and the enters C301 FM processing The signal is heterodyned again with a second local oscillator signal within IC301 to create 450kHz second IF signal The second IF signal is then fed through a 450kHz ceramic filter Wide CF301 Narrow CF302 to further eliminate unwanted signals before it is am XF351 1st local OSC VCO PLL plified and FM detected in Item C301 Rating Nominal center frequency 49 95MHz Pass bandwidth 5 0kHz or more at 3dB 35dB stop bandwidth 20 0kHz or less Ripple 1 or less Insertion loss 5 0dB or less Guaranteed attenMuation 80dB or more at fot1MHz Spurious 40dB or more within fo 1MHz Terminal impedance Table 1 Item 3500 5 5 Crystal filter L71 0591 05 XF351 Rating Nominal center frequency 450kHz 6dB bandwidth 6 0kHz or more 50dB bandwidth 12 5kHz or less Ripple 2 0dB or less Insertion loss 6 0dB or less Guaranteed attenuation 35 0dB or more within fot 100kHz Terminal impedance 2 0kQ Table 2 Ceramic filter L72 0993 05 CF301 Item Rating Nominal center frequency 450kHz 6dB bandwidth
77. tches between the internal speaker and speaker jack J1 output IC301 _IC161 wjNo 1 251 1 161 16252 SP D A EVOL2 D A IFIC conv Filter Fig 4 AF signal system C401 PLL IC 1 N PLL Phase Charge DATA comparator pump 16 8MHz Squelch Circuit The detection output from the FM IF IC IC301 passes through a noise amplifier O301 to detect noise A voltage is applied to the CPU IC101 The CPU controls squelch ac cording to the voltage SOIN level The signal from the RSSI pin of IC301 is monitored The electric field strength of the receive signal can be known before the SOIN voltage is input to the CPU and the scan stop speed is improved 0301 01 NOISE D301 IF SYSTEM Fig 5 Squelch circuit PLL Frequency Synthesizer The PLL circuit generates the first local oscillator signal for reception and the RF signal for transmission PLL The frequency step of the PLL circuit is 5 or 6 25kHz 16 8MHz reference oscillator signal is divided at ICA01 by a fixed counter to produce the 5 or 6 25kHz reference fre quency The voltage controlled oscillator VCO output signal is buffer amplified by Q410 then divided in 401 by a dual module programmable counter The divided signal is com pared in phase with the 5 or 6 25kHz reference signal in the phase comparator in IC401 The output signal from the phase comparator is filtered through a
78. the VCO for direct FM modulation TCXO Fig 14 Encodet 17 TK 8102H CIRCUIT DESCRIPTION SEMICONDUCTOR DATA 18 Decode QT DOT DTMF The signal W NO EVOL2 goes to SIGNAL pin 88 of CPU IC101 The QT DOT signal will pass through the low pass filters in the CPU IC101 and be decoded within the CPU IC101 The DTMF signal will be decoded within the CPU IC101 101 SIGNAL O W NO EVOL2 Fig 15 Decode D A Converter The D A converter IC161 is used to adjust MO modula tion AF volume TV voltage FC reference voltage and PC POWER CONTROL voltage level Adjustment values are sent from the CPU as serial data The D A converter has a resolution of 256 and the following relationship is valid D A output Vin VDAref 256 x n VDAref Vin Analog input VDAref D A reference voltage n Serial data value from the microprocessor CPU Power Supply Circuit When the power switch on the display unit is pressed the power port on the display unit which is connected port 17 POWER goes low then port 82 SBC goes high Q32 turns on SB SW Q31 turns on and power SB is supplied to the radio When the DC power supplied to the radio the voltage regulator IC IC33 supply into the CPU VDD and reset voltage detect IC IC34 IC34 will generate signal RESET in to the reset terminal on the CPU IC101 to carry out a power ON reset Also CPU 101 is checking on port 9

TK-8102H - Foro SYSCOM

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