Kenwood 3206 User Manual Download

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UHF FM TRANSCEIVER

TK-3202/3206

2004-2 PRINTED IN JAPAN

B51-8678-00 (S) 1246

SERVICE MANUAL

GENERAL ............................................................. 2

SYSTEM SET-UP ................................................. 2

REALIGNMENT .................................................... 3

DISASSEMBLY FOR REPAIR .............................. 5

CIRCUIT DESCRIPTION ....................................... 8

TERMINAL FUNCTION ...................................... 12

SEMICONDUCTOR DATA ................................. 12

COMPONENTS DESCRIPTION ......................... 13

PARTS LIST ........................................................ 14

EXPLODED VIEW ............................................... 21

PACKING ............................................................ 22

ADJUSTMENT ................................................... 24

PC BOARD

TX-RX UNIT (X57-6890-XX) ......................... 30

SCHEMATIC DIAGRAM ..................................... 34

BLOCK DIAGRAM .............................................. 38

LEVEL DIAGRAM ............................................... 40

KSC-31 / KNB-29N / KNB-30A / KBH-10 ......... 41

SPECIFICATIONS ............................ BACK COVER

CONTENTS

TK-3206 :

Does not come with antenna.

Antenna is available as an option.

Antenna
(T90-1039-05): TK-3202(K,M)
(T90-1040-05): TK-3202(K2,M2)
(KRA-27: Option): TK-3206(M,M3)

Knob (VOLUME)
(K29-9309-03)

Knob (PTT)
(K29-9308-03)

Cabinet assy
(A02-3852-23)(8CH):
TK-3202(K,K2,M,M2)
(A02-3851-23)(16CH):
TK-3206(M,M3)

Knob (CH-SELECTOR)
(K29-9318-03)

Photo is TK-3202.

Summary of Contents for 3206

Page 1: ...JUSTMENT 24 PC BOARD TX RX UNIT X57 6890 XX 30 SCHEMATIC DIAGRAM 34 BLOCK DIAGRAM 38 LEVEL DIAGRAM 40 KSC 31 KNB 29N KNB 30A KBH 10 41 SPECIFICATIONS BACK COVER CONTENTS TK 3206 Does not come with antenna Antenna is available as an option Antenna T90 1039 05 TK 3202 K M T90 1040 05 TK 3202 K2 M2 KRA 27 Option TK 3206 M M3 Knob VOLUME K29 9309 03 Knob PTT K29 9308 03 Cabinet assy A02 3852 23 8CH TK...

Page 2: ... publication are covered by either Service Bulletins or Manual Revisions These are issued as required 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 d...

Page 3: ...ce the TK 3202 3206 with the computer It 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 3202 3206 to the computer s RS 232C serial port 3 4 Programming software description KPG 87D is the programming software for TK 3202 3206 supplied on a CD ROM This software runs under Windows 98 ME Windows...

Page 4: ...und If data transmission fails while cloning an error tone will sound from the Slave unit 8 If the cloning fails no data will be available in the Slave unit when it is returned to User mode 9 When the cloning is successful the Slave unit s Scan and Key lock functions will return to their default values Scan OFF Key lock OFF Notes The dealer can clone data to two or more transceivers by repeating t...

Page 5: ...t and remove the TX RX unit from the chassis Ω 1 3 3 4 2 9 6 6 6 6 6 11 5 6 6 6 7 8 10 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 z 2 Lift and remove the battery release lever from the case assembly x Attaching the battery release lever to the case assembly 1 Insert one s...

Page 6: ... lever b 4 Slide the shaft through the hole of the stopper and lever n 2 1 3 4 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 z 2 Twist the speaker wires twice then attach the speaker to the speaker recess of the case assembly x Make sure the speaker is securely inserte...

Page 7: ...re different from one another The nut of volume knob is silver and the nut of channel knob is gold Use the following jig when removing the nuts of the volume knob and channel knob Jig Part No W05 1012 00 Tighten this screw first Tighten this screw second Volume Knob Silver Channel Knob Gold DISASSEMBLY FOR REPAIR 5 Screw sequence for mounting the TX RX unit to the chassis Attach the TX RX unit to ...

Page 8: ...tor 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 C...

Page 9: ...tor signal is divided at IC1 by a fixed counter to produce oscillator VCO output signal which is buffer amplified by Q2 then divided in IC1 by a 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 osc...

Page 10: ...alling 1 QT DQT QT DQT data of the QTTCXO Line is output from pin 28 of the CPU The signal passes through a low pass CR filter and goes to the TCXO X1 The QT DQT data of the QTVCO 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 2 DTMF High speed data is output f...

Page 11: ...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 defa...

Page 12: ...5 RX_W N O RX Wide Narrow switch 46 EN5 I Channel selector input 47 EN4 I Channel selector input 48 EN3 I Channel selector input 49 EN2 I Channel selector input 50 EN1 I Channel selector input 51 OPTDET I Headset input detect 52 AF_CONT O Speaker mute 53 59 NC NC 60 VCC 5V 61 NC NC 62 VSS GND 63 64 GND GND 65 71 NC NC 72 LEDTX O Red LED lights control output 73 LEDRX O Green LED lights control out...

Page 13: ...switch Q407 FET Beat Shift switch Q408 FET Beat Shift switch D1 Diode Ripple Filter D2 Variable Frequency control TX VCO capacitance diode D3 Variable Frequency control RX VCO capacitance diode D4 Variable Frequency control TX VCO capacitance diode D5 Variable Frequency control RX VCO capacitance diode D6 Variable Frequency control TX VCO capacitance diode D7 Variable Frequency control TX VCO capa...

Page 14: ...713 05 CHIP TAN 10UF 6 3WV C11 CC73HCH1H101J CHIP C 100PF J C12 CK73HB1H102K CHIP C 1000PF K C13 CK73HB1A104K CHIP C 0 10UF K C14 CK73HB1C103K CHIP C 0 010UF K C15 CC73HCH1H100D CHIP C 10PF D C16 CK73HB1H102K CHIP C 1000PF K C17 CC73HCH1H470J CHIP C 47PF J C18 CC73HCH1H180J CHIP C 18PF J C19 CK73HB1A104K CHIP C 0 10UF K TX RX UNIT X57 6890 XX 20 TK 3202 K M TK 3206 M 22 TK 3206 M3 23 TK 3202 K2 M2...

Page 15: ... 100PF J C64 CC73HCH1H040B CHIP C 4 0PF B AK AM BM C64 CC73HCH1H040B CHIP C 4 0PF B BM3 C64 65 CC73HCH1H050B CHIP C 5 0PF B AK2 AM2 C65 66 CC73HCH1H050B CHIP C 5 0PF B BM3 C65 66 CC73HCH1H060B CHIP C 6 0PF B AK AM BM C66 CC73HCH1H060B CHIP C 6 0PF B AK2 AM2 C67 CC73HCH1H040B CHIP C 4 0PF B BM3 C67 CC73HCH1H050B CHIP C 5 0PF B AK AK2 C67 CC73HCH1H050B CHIP C 5 0PF B AM AM2 C67 CC73HCH1H050B CHIP C ...

Page 16: ...H102K CHIP C 1000PF K C221 CK73GB1C104K CHIP C 0 10UF K C222 CK73HB1H102K CHIP C 1000PF K C224 225 CK73HB1C103K CHIP C 0 010UF K C228 CC73GCH1H100C CHIP C 10PF C C230 CK73HB1C103K CHIP C 0 010UF K C231 CK73GB1H103K CHIP C 0 010UF K C232 CK73HB1C103K CHIP C 0 010UF K C233 CC73GCH1H060B CHIP C 6 0PF B C234 CK73HB1H102K CHIP C 1000PF K C236 CC73GCH1H180J CHIP C 18PF J C237 CK73HB1H102K CHIP C 1000PF ...

Page 17: ...F 6 3WV C346 CK73GB1H102K CHIP C 1000PF K C348 CK73HB1H471K CHIP C 470PF K C351 352 CK73HB1C103K CHIP C 0 010UF K C354 CK73HB1A104K CHIP C 0 10UF K C370 CK73HB1A104K CHIP C 0 10UF K C401 CC73GCH1H471J CHIP C 470PF J C402 CK73HB1H102K CHIP C 1000PF K C403 CK73GB1C104K CHIP C 0 10UF K C405 CC73GCH1H101J CHIP C 100PF J C407 CK73HB1H102K CHIP C 1000PF K C409 410 CK73GB1A105K CHIP C 1 0UF K C411 CK73HB...

Page 18: ...J CHIP R 22K J 1 16W R2 RK73HB1J103J CHIP R 10K J 1 16W R3 RK73HB1J333J CHIP R 33K J 1 16W R4 RK73HB1J563J CHIP R 56K J 1 16W R5 RK73HB1J104J CHIP R 100K J 1 16W R6 RK73HB1J823J CHIP R 82K J 1 16W R7 RK73HB1J101J CHIP R 100 J 1 16W R8 11 R92 1368 05 CHIP R 0 OHM R12 RK73HB1J222J CHIP R 2 2K J 1 16W R13 R92 1252 05 CHIP R 0 OHM J 1 16W R14 RK73HB1J334J CHIP R 330K J 1 16W R15 RK73GB1J221J CHIP R 22...

Page 19: ...474J CHIP R 470K J 1 16W R318 RK73GB1J122J CHIP R 1 2K J 1 16W R319 RK73HB1J563J CHIP R 56K J 1 16W R320 RK73HB1J332J CHIP R 3 3K J 1 16W R321 RK73HB1J224J CHIP R 220K J 1 16W R322 RK73HB1J184J CHIP R 180K J 1 16W R323 RK73HB1J563J CHIP R 56K J 1 16W R324 325 RK73GB1J104J CHIP R 100K J 1 16W R326 R92 1252 05 CHIP R 0 OHM J 1 16W R327 RK73GB1J184J CHIP R 180K J 1 16W R328 RK73GB1J103J CHIP R 10K J ...

Page 20: ...6 BR24L08F W ROM IC Q1 KTC4082 TRANSISTOR Q2 2SC5108 Y TRANSISTOR Q3 4 2SK508NV K52 FET Q5 DTA143TE DIGITAL TRANSISTOR Q6 2SC5108 Y TRANSISTOR Q7 DTA143TE DIGITAL TRANSISTOR Q8 2SC4617 S TRANSISTOR Q9 2SC4619 TRANSISTOR Q100 2SC4619 TRANSISTOR Q101 2SK3077 FET Q102 2SK2596 FET Q103 2SK3476 FET Q104 DTC114EE DIGITAL TRANSISTOR Q105 2SK879 Y FET Q107 DTC114EE DIGITAL TRANSISTOR Q108 2SK1824 FET Q109...

Page 21: ...N14 0808 04 B N14 0812 04 C N30 2604 46 D N30 2606 46 E N83 2005 46 TX RX Unit 57 2 8 13 11 20 19 12 40 24 E E Ex2 Ex2 E E 21 Ex2 49 36 18 3 Dx2 30 15 E 29 35 33 23 14 32 32 61 62 27 C C 41 54 A 7 B 37 39 63 51 38 58 59 4 16 17 34 50 56 1 EXPLODED VIEW 28 67 MIC301 27 CF201 31 25 27 27 26 26 22 ...

Page 22: ...ACK 9 INSTRUCTION MANUAL B62 1762 00 46 ITEM CARTON CASE H52 2056 02 60 SCREW SET N99 2043 05 64 WHIP ANTENNA T90 1039 05 K M T90 1040 05 K2 M2 66 AC ADAPTER W08 0970 05 K K2 AC120V W08 0971 05 M M2 AC230V 65 CHARGER W08 0969 05 52 BELT CLIP J29 0713 05 43 PACKING FIXTURE H12 3158 05 44 CARTON BOARD H13 2109 03 6 CAP SP MIC B09 0680 03 48 HOLDER SP MIC J19 5472 03 ...

Page 23: ...mbers larger than 700 are not supplied 10 INSTRUCTION MANUAL B62 1763 00 47 ITEM CARTON CASE H52 2057 02 48 HOLDER SP MIC J19 5472 03 60 SCREW SET N99 2043 05 6 CAP SP MIC B09 0680 03 52 BELT CLIP J29 0713 05 43 PACKING FIXTURE H12 3158 05 45 PROTECTION BAG H25 0085 04 ...

Page 24: ... to 600MHz Output Voltage 100mV or more 13 8Ω Dummy Load Approx 8Ω 3W 14 Regulated Power Supply 5V to 10V approx 3A 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 SMA f N f for adjustment The adapter is not provided as an option so buy a c...

Page 25: ...Adjustment points Frequency MHz K2 M2 type TK 3202 Channel No RX Frequency TX Frequency 1 491 050 491 100 2 470 050 470 100 3 511 950 511 900 4 491 000 491 000 5 491 200 491 200 6 491 400 491 400 7 16 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 ...

Page 26: ...MIC connector According to Wide High Oscilloscope the lager 3 points AG AG 1kHz 150mV AF VTVM Deviation meter filter LPF 15kHz HPF OFF PTT ON Narrow TEST CH Center 2 2kHz 50Hz PTT ON According to the lager 5 VOX 1 TEST CH Center Writing AG 1kHz 45mV Transmitter Section Item Condition Measurement Adjustment Specifications Test equipment Terminal Parts Method Remark ADJUSTMENT 1 Setting 1 BATT termi...

Page 27: ... Low Wide High 3 points LPF 3kHz HPF OFF PTT ON Narrow TEST CH Center 0 35kHz 40Hz PTT ON 9 DQT Deviation TEST CH Center 0 75kHz 40Hz Adjust Low Wide High 3 points LPF 3kHz HPF OFF PTT ON Narrow TEST CH Center 0 35kHz 40Hz PTT ON 10 DTMF Deviation TEST CH Center 3 0kHz 100Hz Adjust LPF 15kHz Wide HPF OFF PTT ON Narrow TEST CH Center 1 5kHz 100Hz PTT ON 11 MSK Deviation TEST CH Center 3 0kHz 100Hz ...

Page 28: ...kHz VBW 10kHz Sweep100ms 401pts Span 100MHz Peak Log 5 dB W1 S2 S3 FC AA Atten 5 dB 57 22 dBm Mkrl 512 0 MHz 1 Ref 49 dBm Center 470MHz Res BW 300kHz Sweep100ms 401pts VBW 10kHz Span 100MHz Peak Log 5 dB W1 S2 S3 FC AA Atten 5 dB 58 88 dBm Mkrl 470 0 MHz 1 Ref 40 dBm Center 491MHz Res BW 300kHz VBW 10kHz Sweep100ms 401pts Span 100MHz Peak Log 5 dB W1 S2 S3 FC AA Atten 5 dB 58 36 dBm Mkrl 491 0 MHz...

Page 29: ... Low Software writing High KPG 87D Wide SSG otuput 123 dBm 0 16µV SSG MOD 3 0kHz Narrow TEST CH Center SSG otuput 122 dBm 0 18µV SSG MOD 1 5kHz 4 SQL9 TEST CH Center Tight Low writing High Wide SSG otuput 117 dBm 0 3µV SSG MOD 3 0kHz Narrow TEST CH Center SSG otuput 116 dBm 0 35µV SSG MOD 1 5kHz 5 BATT BATT terminal voltage 5 9V DVM ANT Write BATT terminal Detection BATT terminal voltage 5 9V Writ...

Page 30: ...15 C316 C317 R354 C318 R355 R15 C319 R16 R357 R18 R19 C320 C321 C322 C323 C324 R20 R360 C325 R21 C326 R22 C327 C328 C329 R25 R26 F401 Q8 C330 C331 C332 C333 R30 R31 R1 R2 R3 R4 R5 R6 R8 R9 R42 VR1 C351 C352 C354 Q202 D301 D302 D303 Q407 Q408 L401 L402 L403 L404 IC301 X2 C10 C11 C13 R203 C19 R206 BATT 5R 5T 5M 1 1 3 3 4 4 5 5 75 76 1 100 25 26 50 51 1 9 10 16 17 25 26 32 G G D D S S RSSI PCTV 5C IC...

Page 31: ...3 R338 R339 R340 R341 R342 R344 R345 R346 R347 R348 R349 C126 R25 R26 C138 Q8 C334 C140 R30 C335 R31 C336 C146 C148 C340 C341 C342 C343 C344 C345 C346 R42 D102 Q401 Q402 IC101 BPF MIC301 D S G Q105 S G D 1 4 5 8 SP 5MS OPTDET MIC MICIN PTT RXD SP TXD AE SPI SPO NC B 1 11 CN401 SB IC302 1 5 6 10 D D G G S S CN13 ANT J72 0913 09 PC BOARD TK 3202 3206 Component side Foil side Layer 1 Layer 2 Layer 3 ...

Page 32: ...33 C134 C135 C136 Q4 Q5 R32 C338 R34 C145 C339 R35 R36 C149 R40 C151 C152 R190 C154 C348 R191 R192 C156 R193 C157 R194 C158 C159 C160 C161 C163 D103 C164 D104 C166 D106 C168 C169 Q205 D122 L211 L212 L214 L215 C190 C191 L410 L220 L223 or L412 L224 L225 L226 L228 L229 L230 L250 J72 0913 09 J301 EXT SP EXT MIC TXD AE SPI SPO NC 5MS OPTDET MIC MICIN S401 PTT 1 2 3 4 G D S S G S D D S G S S403 SW1 S402...

Page 33: ...244 C440 TC1 C5 TC2 C443 C9 Q100 D2 D3 D4 D5 D6 D7 D8 D9 D202 L100 D401 D402 IC401 IC402 C290 C291 R100 R103 R105 06 D10 L1 L3 L5 L7 L8 L9 L10 L11 L13 C100 L14 C101 C102 L17 L18 L19 C106 7 L20 L21 L22 L23 L24 C111 L25 C113 R12 R13 R14 R17 R23 Q1 Q2 Q3 R27 Q4 Q6 Q7 Q9 R32 R33 R34 R35 R36 R37 R38 R39 R7 R41 R43 C348 R46 R47 R48 R49 R50 D101 Q203 Q204 Q403 Q404 Q405 L201 L202 L203 L204 C370 L206 or L...

Page 34: ...126 R357 R18 R19 C320 C321 C322 C323 C324 R20 R360 C325 R21 C326 R22 C327 C328 C329 R25 R26 C138 F401 Q8 C330 C331 C332 C333 C334 C140 R30 C335 R31 C336 R1 R2 C146 R3 R4 C148 R5 R6 R8 C340 R9 C341 C342 C343 C344 C345 C346 R42 VR1 C351 C352 C354 D102 Q202 D301 D302 D303 Q401 Q402 Q407 Q408 IC101 L401 L402 L403 L404 IC301 X2 C10 C11 C13 R203 C19 R206 BATT 5R 5T 5M 1 1 3 3 4 4 5 5 75 76 1 100 25 26 5...

Page 35: ...3 C116 C118 C119 C120 C121 C122 R12 R13 C123 R14 C124 C125 R17 C128 C129 C130 C132 C133 R23 C134 C135 Q1 C136 Q2 Q3 R27 Q4 Q5 Q6 Q7 Q9 R32 R33 C338 R34 C145 C339 R35 R36 R37 R38 R39 C149 R7 R40 R41 C151 C152 R43 R190 C154 C348 R191 R192 C156 R46 R193 C157 R47 R194 C158 R48 C159 R49 C160 R50 C161 D101 C163 D103 C164 D104 C166 D106 Q203 Q204 C168 C169 Q205 Q403 Q404 Q405 L201 L202 L203 L204 C370 L20...

Page 36: ...C25 2p R13 0 IC402 XC6204B502MR 1 VIN 2 VSS 3 CE 4 NC 5 VoUT C3 1u C430 0 01u L401 IC401 XC6204B502MR 1 VIN 2 VSS 3 CE 4 5 R411 47k C427 1u L3 560n C16 1000p S401 CPH3317 Q404 C1 3300p D1 MA2S111 C409 1u C2 6800p C426 1u R14 330k Q401 DTC114EE D404 B30 2157 05 C17 47p R437 47k C27 3 3u16 R413 330 R15 220 R3 33k C402 1000p L402 R409 47k C30 470p R405 330k C40 3p X1 12 8MHz L77 1931 05 1 VC 2 GND 3 ...

Page 37: ...25 DTRLOADN 26 1 2OSC 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 R902 4 7k 2SK1824 Q901 R901 4 7k C901 1u C902 1u CV RIPPLE FILTER DC SW RX VCO QTTCXO DC SW TX VCO PLL_UL RF BUFFER AMP PLL_STB RF AMP PLL_DAT PLL_CLK VCO ...

Page 38: ...203 R312 330k C319 270p R331 150k C333 0 1u R207 4 7k R130 150k D TH203 R317 470k R135 150k D R446 0 C310 0 068u C440 1 5p C206 1000p R134 150k D C217 0 1u TH101 100k R139 47k C220 1000p C329 1u R209 2 7k R206 10 R142 0 D102 HZU5CLL C228 10p RXAFO R215 100 C326 1000p R332 15k R314 10k R115 10k C307 0 1u C106 470p 2SC4619 Q100 L100 C107 R103 47k R105 330 R106 22 R107 100 L102 2SK3077 Q101 C111 470p...

Page 39: ...BPF TUNING ANT SW ANT SW ANT SW TK 3202 23 22 X57 6890 XX HVC355B TK 3206 TK 3202 20 HVC355B D210 TK 3206 NO 15p NO C127 NO 20p NO NO C120 22p 18p 22p C268 PCTV X57 6890 XX TK 3206 22 20 TK 3202 TK 3202 23 TK 3206 TK 3206 23 TK 3202 TK 3202 20 22 TK 3206 X57 6890 XX RF AMP 2p 2p 4p C53 RX LO1 STRIP LINE NF PHASE PRE GND PW GND PoUT M K M K2 M2 M M3 M3 K M M K2 M2 K2 M2 K M M3 11p 11p C52 12p 22n 1...

Page 40: ...B L106 R123 C136 1u C112 7p R120 C444 R238 100k C234 1000p R449 L212 8 2n C236 18p 3SK318 Q205 R228 150 C266 470p CN201 R254 68k C254 470p D205 HVC355B C245 C262 470p R244 1 0M C265 470p C252 B D206 HVC355B C272 2p B L228 L206 C271 470p C263 470p R257 1 0M C255 R249 22 C250 C273 L211 C251 470p C169 C230 0 01u R258 0 C256 4 7u6 3 C259 470p C247 C239 1000p R236 56k R450 L229 8 2n C248 B L215 220n D2...

Page 41: ...W SB SB AFCONT SB Q306 Q316 CPH3413 IC302 TA7368F Q305 DTC144EE Q304 2SA1362 GR Q303 DTC144EE AGC DET Q302 2SC4919 D303 DAN222 D302 RB706F 40 D301 RB706F 40 VOX MOD DTMF DTRLOADN TDATA DTRCLK STD TCLK DTRDO DI O RDF FD SCLK DIR 5M EN1 EN2 EN3 EN4 LPF QTVCO LPF QTTCXO Q202 DTA144EE 5R INT IC404 BD4845FVE INT PROTECT D402 1SR154 400 SB D401 RB521S 30 RESET RESET AVR IC401 XC6204B502MR 5C DC SW Q405 ...

Page 42: ...CLK DTRLOADN DTMF TXD MIC MUTE AFCONT INT RESET SW1 SW2 EEPDAT EEPCLK PF2 PF1 PTT BSHIFT LEDTX LEDRX BATT XIN XOUT PF2 PF1 PTT 5M MICROPROCESSOR IC405 30622MAA XXXGP LED GREEN LED RED SB SB SW DC SW DC D404 B30 2157 05 D403 B30 2156 05 Q401 DTC114EE LEDTX LEDRX TH_DET APCSW Q102 2SK2596 D101 D202 HSC277 SW SW Q105 2SK879 Y PCTV AMP AMP SW Q108 2SK1824 SW 5C IC101 TA75W01FU CURRENT Q9 2SC4619 D122 ...

Page 43: ... 0W 7 3dBm IF1 38 85MHz AF 1kHz AF 1kHz RF Center Frequency RF Center Frequency L224 Q203 L228 IF2 450kHz LEVEL DIAGRAM To make measurements in the AF section connect the AC level meter ANT input 53dBm 1kHz FM 3kHz DEV WIDE In the RF section use 1000pF coupling capacitor The display shows the SSG input value required to obtain 12dB SINAD without Local Level AG is set to the MIC Input becomes 3kHz ...

Page 44: ...CK KSC 31 KNB 29N KNB 30A KBH 10 External View External View Schematic Diagram 4N Breaker 75ºC DISCHARGING TERMINALS CHARGING TERMINALS Thermistor AXIAL LEADED INDUCTOR Diode 2N Voltage 7 2V 1 2V x 6 Battery capacity 1500mAh Specifications KNB 30A Ni Cd BATTERY PACK External View Schematic Diagram 4N Breaker 75ºC DISCHARGING TERMINALS CHARGING TERMINALS Thermistor AXIAL LEADED INDUCTOR Diode 2N Vo...

Page 45: ... at 8Ω less than 10 distortion Transmitter Measurements made per TIA EIA 603 RF Power Output 4W 1W Spurious and Harmonics 65dB Modulation 16KφF3E Wide 11KφF3E Narrow FM Noise 45dB Wide 40dB Narrow Audio Distortion Less than 5 SPECIFICATIONS 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 90...

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