Kenwood TK-3130 - ProTalk XLS UHF Service Manual Download Page 1

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UHF FM TRANSCEIVER

TK-3130/3131

SERVICE MANUAL

30K : TK-3130 (K type)
31K : TK-3131 (K type)
A

: TK-3131 (A type)

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

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

CIRCUIT DESCRIPTION ............................ 5

SEMICONDUCTOR DATA ........................ 9

DESCRIPTION OF COMPONENTS ........ 10

PARTS LIST ............................................. 11

EXPLODED VIEW .................................... 17

PACKING ................................................. 18

ADJUSTMENT ........................................ 20

PC BOARD VIEWS

TX-RX UNIT (X57-6460-XX) (B/2) ...... 24

TX-RX UNIT (X57-6460-XX) (A/2) ...... 27

SCHEMATIC DIAGRAM .......................... 33

BLOCK DIAGRAM ................................... 37

LEVEL DIAGRAM .................................... 39

TERMINAL FUNCTION ........................... 40

KNB-27N (Ni-MH BATTERY PACK) ........ 40

SPECIFICATIONS .................................... 41

CONTENTS

Antenna
(T90-1004-05)

Knob (VOL)
(K29-9138-03)

Cap (P-jack)
(B09-0627-03)

Cabinet assy (Front)
(A02-3663-03) : 30K
(A02-3705-03) : 31K
(A02-3706-03) : A

Button knob (PTT)
(K29-9137-13)

Key top
(K29-9136-12)

Photo is TK-3130.

Summary of Contents for TK-3130 - ProTalk XLS UHF

Page 1: ...IEW 17 PACKING 18 ADJUSTMENT 20 PC BOARD VIEWS TX RX UNIT X57 6460 XX B 2 24 TX RX UNIT X57 6460 XX A 2 27 SCHEMATIC DIAGRAM 33 BLOCK DIAGRAM 37 LEVEL DIAGRAM 39 TERMINAL FUNCTION 40 KNB 27N Ni MH BATTERY PACK 40 SPECIFICATIONS 41 CONTENTS Antenna T90 1004 05 Knob VOL K29 9138 03 Cap P jack B09 0627 03 Cabinet assy Front A02 3663 03 30K A02 3705 03 31K A02 3706 03 A Button knob PTT K29 9137 13 Key...

Page 2: ...ted circuit board views and align ment procedures contained within TK 3130 Destination Number of CH Frequency No Frequency Color Factory default CH setting RF power output K 2 channel 1 464 5000MHz Brown CH1 464 5500MHz QT OFF 1W 500mW 2 464 5500MHz Yellow Color Yellow 3 467 7625MHz J CH2 467 9250MHz QT OFF 4 467 8125MHz K Color Blue Star 5 467 8500MHz Silver Star 6 467 8750MHz Gold Star 7 467 900...

Page 3: ...phone to trans mit w MENU key Press to perform various functions Press and hold while switching the power ON to enter Setting Mode e CAL key Press before making a call to alert the other party mem bers r keys Press to change the operating channel to select a menu in Setting Mode and to perform other functions t Power switch Volume control Turn clockwise to switch the power ON and counter clockwise...

Page 4: ... local frequency First IF frequency 38 85MHz The first IF signal passes through MCF XF1 monolithic crystal filter to remove unwanted signals The first IF signal is amplified by IF amplifier Q20 and goes to IF IC IC2 CIRCUIT DESCRIPTION Item Rating Nominal center frequency fo 38 85MHz Pass bandwidth 5 0kHz or more at 3dB Attenuation bandwidth 18 5kHz or less at 35dB Ripple 1 0dB or less Insertion l...

Page 5: ...IC208 CF1 450kHz 16 MIXIN 38 85 MHz 1st IF 9 AFOUT 38 4MHz X3 TCXO Q22 12 8MHz PLL X1 HPF LPF 23 RXIN MUTE Q213 IC207 Amp SW VR202 AF VR INT SP J200 EXT SP AF Q21 Noise amp D16 DET BUSY 19 24 52 RSSI IC204 CPU 6 AF MUTE Q212 Q214 SW SP AMP Q20 IF amp Fig 4 IF amplifier squelch and AF amplifier circuits Transmitter System Microphone Amplifier Circuit The audio signal from the microphone passes thro...

Page 6: ...ntrol the oscillator frequency The loop filter removes unwanted harmonics and noise contained in the output from the phase comparator and determines PLL response and synchronizing characteristics by the amplitude and phase characteristics Fig 8 Fig 7 VCO circuit In receive mode the shift signal T R goes low Q2 turns off and the shift diode D17 not contact Q4 produces the first local frequency for ...

Page 7: ...cuits when the CPU turns Q218 on in trans mit and receive modes If no signal is received for 10 seconds the CPU enters the power save mode and turns common power 3C and reception power 3R on for one cycle and off for three cycles according to the signals from the CPU to save the battery power CIRCUIT DESCRIPTION Fig 9 Reset battery voltage detection and power supply circuits Fig 10 QT DQT circuit ...

Page 8: ...7 3CC O 3C SW L On 38 3RC O 3R SW L On 39 3TC O 3T SW L On 40 TO O TX QT DQT out CPU MN101C54AKA TX RX UNIT A 2 IC204 Pin No Port Name I O Function 41 BATT L I Battery Low 42 TCLK O MSK TX Clock 43 RDF I Detect MSK Data 44 VDD I Power Supply 45 PTT I PTT L Press 46 MONI I MONITOR key L Press 47 CALL I CALL key L Press 48 UP I UP key L Press 49 MODE I MODE key L Press 50 DOWN I DOWN key L Press 51 ...

Page 9: ...fier Q21 Transistor Noise amplifier Q22 Transistor Tripler Q200 Transistor DC switch Backlight DESCRIPTION OF COMPONENTS Ref No Part Name Description Q201 Transistor DC switch Busy Q202 Transistor DC switch TX Q210 Transistor MIC mute AGC Q212 Transistor DC switch Q213 FET Audio mute switch Q214 Transistor AF amplifier power supply Q216 FET Vibration switch Q217 FET VOX switch Q218 Transistor DC s...

Page 10: ...bon EX R D 7 3 E B 2 B 0 0 0 J 1 2 3 4 5 6 7 Chip B F Carbon resistor Normal type EX R D 1 4 B B 2 C 0 0 0 J 1 2 3 4 5 6 7 1 Type ceramic electrolytic etc 5 Voltage rating 2 Shape round square ect 6 Value 3 Dimension 7 Tolerance 4 Temp coefficient Capacitor value 010 1pF 100 10pF 101 100pF 102 1000pF 0 001µF 103 0 01µF Less than 10pF Code B C D F G pF 0 1 0 25 0 5 1 2 1st word 2nd word Refer to th...

Page 11: ... D 3B N80 2012 45 PAN HEAD TAPTITE SCREW E 2B N82 2005 46 BINDING HEAD TAPTITE SCREW F 2A N82 2008 45 BINDING HEAD TAPTITE SCREW 35 1A T07 0362 05 SPEAKER 36 2A T42 0335 05 MOTOR 37 2B T90 1004 05 ANTENNA 39 1C W08 0937 05 AC ADAPTER 120V AC 30K 31K 40 1C W08 0938 15 CHARGER 30K 31K D200 B30 2143 05 LED YG D201 B30 2242 05 LED RG C1 CK73HB1H471K CHIP C 470PF K C2 CC73HCH1H470J CHIP C 47PF J C3 4 C...

Page 12: ...0695 05 CHIP TAN 10UF 10WV C185 CC73HCH1H100B CHIP C 10PF B C186 CK73HB1H471K CHIP C 470PF K C187 CC73HCH1H220J CHIP C 22PF J C189 CK73GB1H471K CHIP C 470PF K C190 CK73HB1H471K CHIP C 470PF K C191 CK73HB1C103K CHIP C 0 010UF K C192 CC73HCH1H180J CHIP C 18PF J C193 CK73HB1H471K CHIP C 470PF K C196 CK73HB1H471K CHIP C 470PF K C200 CK73HB1H102K CHIP C 1000PF K C201 CK73HB1A104K CHIP C 0 10UF K C202 C...

Page 13: ... L59 L40 2285 54 SMALL FIXED INDUCTOR 220NH L201 L92 0140 05 FERRITE CHIP L202 203 L92 0138 05 FERRITE CHIP X1 L77 1792 05 TCXO 12 8MHZ X201 L77 1633 05 CRYSTAL RESONATOR 7 3728M XF1 L71 0586 05 MCF 38 85MHZ R1 RK73HB1J472J CHIP R 4 7K J 1 16W R2 RK73HB1J273J CHIP R 27K J 1 16W R3 RK73HB1J100J CHIP R 10 J 1 16W R4 RK73HB1J563J CHIP R 56K J 1 16W R5 6 R92 1368 05 CHIP R 0 OHM R7 RK73HB1J101J CHIP R...

Page 14: ...7K J 1 16W R248 RK73HB1J563J CHIP R 56K J 1 16W R251 RK73HB1J274J CHIP R 270K J 1 16W R252 RK73HB1J223J CHIP R 22K J 1 16W R253 RK73HB1J103J CHIP R 10K J 1 16W R254 RK73HB1J334J CHIP R 330K J 1 16W R255 RK73HB1J333J CHIP R 33K J 1 16W R256 RK73HB1J394J CHIP R 390K J 1 16W TX RX UNIT X57 6460 XX R257 R92 1368 05 CHIP R 0 OHM R259 RK73HB1J104J CHIP R 100K J 1 16W R260 261 R92 1368 05 CHIP R 0 OHM R2...

Page 15: ...LATOR IC213 TK71530ASCL IC VOLTAGE REGULATOR IC214 TC7W74FU IC DIVIDER Q1 2SC5108 Y TRANSISTOR Q2 DTC114EE DIGITAL TRANSISTOR Q3 2SC4617 S TRANSISTOR Q4 2SC5066 O TRANSISTOR Q5 7 2SC5108 Y TRANSISTOR Q8 2SC4226 R24 TRANSISTOR Q9 2SK3078 FET Q10 NE5510279A FET Q11 DTC114TE DIGITAL TRANSISTOR Q13 2SK1824 FET Q14 DTC114TE DIGITAL TRANSISTOR Q18 3SK274 FET Q19 3SK320 FET Q20 KTC4082 TRANSISTOR Q21 2SC...

Page 16: ...nductive sheet G11 4193 04 as shown below 2 27 7 6 13 35 14 31 29 17 20 MIC200 B 700 Frame 701 S No label 36 E 37 32 19 33 18 A 21 5 Dx2 Cx2 Cx2 16 1 12 8 F VR202 J200 TX RX UNIT A 2 TX RX UNIT B 2 A N14 0583 04 B M2 x 3 N39 2030 46 C M2 x 6 BLK N80 2006 45 D M2 x 12 BLK N80 2012 45 E M2 x 5 N82 2005 46 F M2 x 8 BLK N82 2008 45 ...

Page 17: ...i MH battery pack 28 Hook assy J29 0691 04 24 Protection bag H25 2345 04 22 Packing fixture H12 3110 05 23 Packing fixture H12 3111 03 25 Item carton case H52 1817 02 TK 3130 H52 1897 02 TK 3131 9 Warranty card B46 0773 10 TK 3130 B46 0774 00 TK 3131 10 Instruction manual B62 1486 00 TK 3130 B62 1590 00 TK 3131 ...

Page 18: ...18 TK 3130 3131 PACKING TK 3131 A E F 1 2 3 11 Instruction manual B62 1591 00 24 Protection bag H25 2345 04 28 Hook assy J29 0691 04 22 Packing fixture H12 3110 05 26 Item carton case H52 1898 02 ...

Page 19: ...ble frequency Up to 600MHz or so 6 Linear Detector 1 Measurable frequency Up to 600MHz or so 2 Characteristics are flat and CN is 60dB or more 7 Digital Voltmeter 1 Voltage range FS 10V or so 2 Input resistance 1MΩ or more 8 Oscilloscope 1 Measuring range DC to 30MHz 2 Provides highly accurate measurements for 5 to 25MHz 9 AF Voltmeter AF V M 1 Measurable frequency 50Hz to 1MHz 2 Maximum sensitivi...

Page 20: ...AF level Adjust to the MAX LV VCO lock voltage terminal S200 PTT SW VR202 POWER VOL J200 EXT SP MIC VR200 VR201 TX RX UNIT X57 6460 XX A 2 Component side VR1 TC1 LV VR2 L36 ANT TX RX UNIT X57 6460 XX B 2 Component side VR200 DQT QT balance VR201 MAX deviation External power supply terminal Fasten it with an alligator clip Cut CN202 CN1 TX RX unit A 2 TX RX unit B 2 Extension cable E30 3480 08 TX R...

Page 21: ...D17 R26 R22 R28 R30 R42 R60 R40 R32 L10 L9 TC1 D8 D4 VCO L44 R35 R11 R17 C198 C32 C33 LV C182 L11 R29 R16 C178 C193 C190 C147 C164 C163 R105 R117 C132 C106 R39 R143 R148 R149 R61 R62 R95 R129 C63 C61 C179 L15 L16 L57 Q9 G S D Q10 G D S S GND L58 Q14 VR2 L36 C150 C151 C165 C153 C155 C156 R107 R110 R108 R147 C148 D12 DET CF1 C100 ANT J72 0857 19 B 2 TK 3130 3131 PC BOARD VIEW 21 TX RX UNIT X57 6460 ...

Page 22: ...8 1 2 3 4 1 2 3 4 C123 C125 C196 R94 R83 R59 R96 L30 Q19 L34 L35 R9 R12 R13 C4 C13 C15 C3 D1 R4 IC1 1 8 9 16 C22 C25 C24 R142 Q1 R64 Q13 D S G R3 C5 CN1 J72 0857 19 B 2 X1 C1 R1 R119 R2 R8 C12 C11 C10 R7 R6 C7 C6 L2 C171 R103 R100 R114 R115 R135 R87 R89 R84 R58 R86 R92 R91 L32 R99 R98 R33 R63 Q11 C170 C174 C144 C138 C162 C160 C120 C122 C119 C103 L42 C159 C158 C157 C136 C133 C135 C192 C140 C55 1 2 ...

Page 23: ...221 R241 D201 R217 R212 R253 R294 R309 C259 C265 R251 R282 R274 R292 R259 R284 IC207 1 4 5 8 C279 R337 C293 R239 R238 R245 R254 R255 R256 C249 C240 C225 C223 C268 D200 R200 R339 R338 Q200 R281 Q217 Q202 Q201 R202 R201 R242 R220 R296 R293 R299 C290 C257 Q210 R290 R340 R214 R208 R207 R206 J72 0857 19 A 2 TK 3130 3131 PC BOARD VIEW 24 25 Component side Foil side Pattern 1 Pattern 2 Pattern 3 Pattern ...

Page 24: ...287 C254 X201 R222 R280 R283 R336 Q212 R285 R289 C228 C262 C208 C248 C209 C285 Q214 IC208 1 4 5 8 L202 L203 C260 CN202 C278 C247 C235 R317 R301 R300 R248 C227 S200 PTT SW VR202 POWER VOL J200 EXT SP MIC J72 0857 19 A 2 PC BOARD VIEW TK 3130 3131 26 27 Component side Foil side Pattern 1 Pattern 2 Pattern 3 Pattern 4 TX RX UNIT X57 6460 XX A 2 Foil side view 10 TK 3130 3131 K 31 TK 3131 A Ref No Add...

Page 25: ...IC209 G O I C258 R259 RXD TXD R298 R291 R288 D208 C255 C274 C275 C282 C231 R316 C251 C250 C215 C222 C289 C220 C242 D205 D204 Q221 D202 C269 C219 C213 VR200 IC203 1 4 5 8 C214 C292 C212 R334 R322 R235 R233 R237 R252 R232 R263 VR201 C211 C244 C241 Q213 D S G D S G D S G R247 R261 R221 R241 D201 R217 R212 R253 R294 R309 C259 C265 R251 R282 R274 R292 R259 R284 IC207 1 4 5 8 C279 R337 R239 C293 R238 R2...

Page 26: ...T R P N L J H F D B S Q O M K I G E C A 1 3 5 7 2 4 6 SCHEMATIC DIAGRAM TK 3130 3131 33 Note Component marked with a dot are parts of pattern 1 ...

Page 27: ...34 TK 3130 3131 TK 3130 3131 35 BLOCK DIAGRAM ...

Page 28: ...d deviation of 1 5kHz Narrow 3kHz Wide Then take the signal from the signal generator when the AF output has been adjusted to 0 63Vrms with the AF vol output when set to 53dBm and obtain the level shown on an AF VTVM 207mVrms RF center MIC AF 1kHz RF center 4 2 IC205 6 3 COMP LIM 15mVrms IC207 60 3mrms 54 9mrms 47 7mrms C36 D8 VR201 L58 Q5 18 9dBm 1 4dBm 5 7dBm 3 2dBm 10 6dBm 20 9dBm 31 4dBm ANT 1...

Page 29: ...al output 11 3R RX power supply 12 AFO RX audio line 13 3T TX power supply 14 GND Ground 15 B B 16 TO Tone line 17 B B 18 3C Common power supply 19 B B 20 MOD Modulation line TERMINAL FUNCTION KNB 27N Ni MH BATTERY PACK KNB 27N External View Specifications Voltage 3 6V 1 2V x 3 Charging current 1300mAh Dimensions 14 2 W x 52 1 H x 46 1 D mm Charger and charging time KSC 28 Rapid charger approximat...

Page 30: ... 3 5V Battery Life 5 5 90 Duty Cycle Up to 10 hours at KNB 27N high power Operating Temperature Range 10 C to 60 C 14 F to 140 F Frequency Stability 2 5ppm Dimensions W x H x D 56 2 13 64 x 117 5 4 5 8 x 28 75 1 1 8 mm inches Dimensions without antenna accessory and optional item Weight TK 3130 3131 K Approx 200g 7 0 oz with KNB 27N battery and antenna TK 3131 A Approx 190g 6 7 oz with 3AA batteri...

Page 31: ...ey 75018 Paris France KENWOOD ELECTRONICS U K LIMITED KENWOOD House Dwight Road Watford Herts WD1 8EB 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 Ce...

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