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Kenwood TK-7102H, Service Manual

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Kenwood TK-7102H Service Manual Download Page 26

TK-7102H

26

PARTS LIST

Ref. No.

Address

Parts No.

Description

Desti-

nation

New

parts

Ref. No.

Address

Parts No.

Description

Desti-

nation

New

parts

TX-RX UNIT (X57-6700-XX)

R440-442

RK73GB1J101J

CHIP R

100

J

1/16W

R443

RK73GB1J222J

CHIP R

2.2K

J

1/16W

R444

RK73GB1J102J

CHIP R

1.0K

J

1/16W

R501

RK73GB1J102J

CHIP R

1.0K

J

1/16W

R502

RK73GB1J271J

CHIP R

270

J

1/16W

R503

RK73GB1J180J

CHIP R

18

J

1/16W

R504

RK73GB1J271J

CHIP R

270

J

1/16W

R505

RK73GB1J222J

CHIP R

2.2K

J

1/16W

R506

RK73GB1J103J

CHIP R

10K

J

1/16W

R507

RK73GB1J100J

CHIP R

10

J

1/16W

R509

RK73GB1J220J

CHIP R

22

J

1/16W

R510

RK73GB1J152J

CHIP R

1.5K

J

1/16W

R511

RK73FB2A470J

CHIP R

47

J

1/10W

R512

RK73FB2A100J

CHIP R

10

J

1/10W

R513

RK73FB2A222J

CHIP R

2.2K

J

1/10W

R514

R92-1217-05

CHIP R

0 OHM

R516

R92-0670-05

CHIP R

0 OHM

R518

RK73EB2B330J

CHIP R

33

J

1/8W

R519

RK73GB1J333J

CHIP R

33K

J

1/16W

R520

RK73GB1J183J

CHIP R

18K

J

1/16W

R521

RK73GB1J101J

CHIP R

100

J

1/16W

R522

RK73EB2B181J

CHIP R

180

J

1/8W

K,M

R522

RK73EB2B331J

CHIP R

330

J

1/8W

K2,M2

R523

RK73GB1J393J

CHIP R

39K

J

1/16W

K,M

R523

RK73GB1J473J

CHIP R

47K

J

1/16W

K2,M2

R524

R92-1215-05

CHIP R

470

J

1/2W

R525

RK73GB1J563J

CHIP R

56K

J

1/16W

R526

R92-1261-05

CHIP R

150

J

1/2W

R527

RK73GB1J224J

CHIP R

220K

J

1/16W

R528,529

RK73GB1J471J

CHIP R

470

J

1/16W

R530

RK73GB1J102J

CHIP R

1.0K

J

1/16W

R531

RK73GB1J473J

CHIP R

47K

J

1/16W

R532,533

R92-1252-05

CHIP R

0 OHM J

1/16W

R601,602

RK73GB1J223J

CHIP R

22K

J

1/16W

R603

RK73GB1J473J

CHIP R

47K

J

1/16W

R605

RK73GB1J153J

CHIP R

15K

J

1/16W

R606

RK73GB1J221J

CHIP R

220

J

1/16W

VR1

R12-6427-05

TRIMMING POT. (47K)

D1-11

DA221

DIODE

D31

ZSH5MA27

SURGE ABSORBER

D32

1812L110PR

VARISTOR

D61

02DZ18(X,Y)

ZENER DIODE

D201

DAN222

DIODE

D202

1SS372

DIODE

D251

MA742

DIODE

D301

MA742

DIODE

D302,303

DAN222

DIODE

D351-354

HVC350B

VARIABLE CAPACITANCE DIODE

D401

MA2S111

DIODE

D402

HZU5ALL

DIODE

D403-406

MA2S304

VARIABLE CAPACITANCE DIODE

D407

MA360

VARIABLE CAPACITANCE DIODE

D408

MA2S111

DIODE

D409

DAN235E

DIODE

D501

1SS355

DIODE

D502

DA221

DIODE

D503

02DZ5.1(Y)

ZENER DIODE

D602

MA4PH633

DIODE

D603

XB15A709

DIODE

K,M

D604,605

XB15A709

DIODE

K2,M2

D605

XB15A709

DIODE

K,M

D606,607

MA742

DIODE

D608

1SS355

DIODE

IC31

KIA7808AF

ANALOG IC

IC32,33

NJM78L05UA

BI-POLAR IC

IC34,35

PST9140NR

MOS IC

IC66

AT24C64N10SI18

ROM IC

IC101

30622MAA-B83GP

MPU

IC161

M62363FP

MOS IC

IC201

NJM2100V

MOS IC

IC202

NJM2904V

MOS IC

IC203

NJM2902V

MOS IC

IC251

NJM2902V

MOS IC

IC252

2B

LA4600

AF POWER IC

IC301

TK14489V

BI-POLAR IC

IC401

MB15A02

MOS IC

IC402

UPB1509GV

BI-POLAR IC

IC501

TA75W01FU

MOS IC

Q1

2SK1824

FET

Q31

2SA1641(S,T)

TRANSISTOR

Q32

KRC102S

DIGITAL TRANSISTOR

Q33

2SA1745(6,7)

TRANSISTOR

Q34

KRC102S

DIGITAL TRANSISTOR

Q35

KTA1664(Y)

TRANSISTOR

Q36

KRC102S

DIGITAL TRANSISTOR

Q61

KRC404RTK

DIGITAL TRANSISTOR

Q71

KRC414RTK

DIGITAL TRANSISTOR

Q86,87

2SK1824

FET

Q201

2SC4919

TRANSISTOR

Q202

2SJ243

FET

Q251

2SC4617(S)

TRANSISTOR

Q252,253

2SK1824

FET

Q254

DTC363EU

DIGITAL TRANSISTOR

Q255

KRC102S

DIGITAL TRANSISTOR

Q301

2SC2412K

TRANSISTOR

Q302

2SC4617(S)

TRANSISTOR

Q351

2SC5108(Y)

TRANSISTOR

Q352,353

3SK255

FET

Q354

2SK1824

FET

Q402

2SA1832(GR)

TRANSISTOR

Q403

2SC4738(GR)

TRANSISTOR

Q404

2SC4649(N,P)

TRANSISTOR

Q405,406

2SK508NV(K52)

FET

Q407

2SJ243

FET

Q408

KRX102U

TRANSISTOR

Q410

2SC5108(Y)

TRANSISTOR

Q411

2SC4649(N,P)

TRANSISTOR

Q440

2SC4617(S)

TRANSISTOR

Q501,502

2SC3357

TRANSISTOR

Q503

PD55003TR

FET

Q504

2B

RD70HVF1-01

RF POWER FET

TH97,98

B57331V2104J

THERMISTOR

TH301

B57331V2104J

THERMISTOR

TH351

B57331V2104J

THERMISTOR

K2,M2

Summary of Contents for TK-7102H

Page 1: ...OARD DISPLAY UNIT X54 3460 20 35 TX RX UNIT X57 6700 XX 37 SCHEMATIC DIAGRAM 43 BLOCK DIAGRAM 47 LEVEL DIAGRAM 49 SPECIFICATION 51 CONTENTS REVISED 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 7102H service manual as per part No B51 8610 00 and B51 8627 00 Service Manual Lis...

Page 2: ...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...

Page 3: ...ic diagrams printed circuit board views and align ment procedures contained in this manual Speaker jack cap Power input connector Antenna connector 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 Merchandise received License and frequency allocated by FCC Choose the type of transceiver Transceiver pro...

Page 4: ... volume level e key Press to decrease the volume level r 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 t key PF Programmable Function key The default setting of this key is Monitor Other programmable functions avail able for this key are listed below y 1 2 3 4 keys Press to select a channel f...

Page 5: ...nitor 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 for transmission The operator can call the other party directly w...

Page 6: ...tone sounds while the PTT button is held down The warning tone stops when the PTT button is released 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 cap...

Page 7: ...ify 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 ye...

Page 8: ... 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 LED are turned on Notes The data stored in the personal computer must match model type when it is written into the EEPROM Atta...

Page 9: ...y 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 1 Power ON 2 1 4 LED and ...

Page 10: ...13 2 5 8 11 14 3 6 9 12 15 No Color Internal Name connector 1 Red CN2 1 SB 2 Pink CN3 1 IGN 3 Black CN2 3 GND 4 Brown CN3 3 DETO 5 Orange CN3 2 DATAI 6 Yellow CN2 8 FNC4 7 Green CN2 7 FNC3 8 Blue CN2 9 FNC5 9 Purple CN2 12 FNC8 10 Gray CN2 10 FNC6 11 White CN2 11 FNC7 12 NC NC 13 NC NC 14 Sky blue CN2 6 FNC2 15 Turquoise CN2 5 FNC1 Accessory Port Function REALIGNMENT 6 Ignition Sense Cable KCT 18 ...

Page 11: ...Scrambler Board Connection Modification 1 Remove the cabinet and shielding cover from the trans ceiver 2 Delete R202 and R267 on the TX RX unit A 9 8 7 D C B A A12 1 3 7 8 9 10 11 12 1 12 B A11 C A10 D A9 E 1 2 3 4 5 B5 6 B7 7 A8 8 A7 9 A3 10 B11 11 B9 12 B4 E18 Voice scrambler board 12 pins lead wire with connector A E37 1081 05 CN2 12 6 5 11 10 1 4 5 7 9 11 1 11 11 pins lead wire with connector ...

Page 12: ...r board is connected subsequent to the de emphasis circuit Cushion G13 1963 04 Cushion G13 1964 04 Voice scrambler board Front side to CN2 and CN3 to CN2 and CN3 CN3 Voice scrambler board CN2 TX RX UNIT Component side Avoid forming the wiring towards shielding cover closure area 1 2 Example for Connection Picture Trunking Board Fig 3 Insulation sheet Cushion D G13 1972 04 Cushion C Cushion B Trunk...

Page 13: ...the display unit PCB detach the PCB by lifting at the indents of the PCB as shown below Fig 3 Fig 5 5 When mounting the front panel match the 4 tabs of the chassis with the panel being sure they attach securely Tabs Tabs Tabs Indents Tabs Tabs 4 Mount the display unit To mount the display unit on the panel follow the correct procedures shown to ensure easy display unit assembly and good fitting on...

Page 14: ... IF SYSTEM PLL VCO 16 8MHz 50 4MHz ANT RX TX SP MIC 1 2 Fig 1 Frequency configuration IF Amplifier The first IF signal is amplified by Q351 and the enters IC301 FM processing IC The signal is heterodyned again with a second local oscillator signal within IC301 to create a 450kHz second IF signal The second IF signal is then fed through a 450kHz ceramic filter Wide CF301 Narrow CF302 to further eli...

Page 15: ...1 IC251 IC161 W NO EVOL2 AF PA IC252 SP IF IC IC301 Q301 NOISE AMP D301 IC301 IC101 AFO RSSI DET CPU IF SYSTEM SQIN RSSI Fig 3 Wide Narrow changeover circuit Fig 4 AF signal 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 A 16...

Page 16: ...c com ponents and the resulting signal is goes the antenna termi nal APC Circuit The automatic transmission power control APC circuit detects part of a final amplifier output with a diode D606 D607 and applies a voltage to IC501 IC501 compares the APC control voltage PC generated by the D A converter IC161 and DC amplifier IC203 with the detection output voltage IC501 generates the voltage to cont...

Page 17: ...trix of the KMI1 to KMO2 ports of the microprocessor The KMO1 to KMO2 ports are always high while the KMI1 to KMI4 ports are al ways low The microprocessor monitors the status of the KMI1 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 IC101 CPU KMI1 KMI2 KMI3 KMI4 KMO1 KMO2 1 2 3 P M 4 ...

Page 18: ...ge 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 IC101 is checking on port 91 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 tha...

Page 19: ...rt 3 44 CEFLS I O CE for flash 45 46 FNC4 FNC5 I O Function port 4 5 47 48 FNC7 FNC6 I O Function port 7 6 49 FNC8 I O Function port 8 50 AFM O AF mute 51 SPM O Speaker mute Pin No Name I O Function 52 AMPSW O AF AMP switch 53 DT O Common data 54 CK O Common clock 55 56 NC I 57 59 DST1 DST3 I Destination 1 3 60 VCC 5V 61 NC I 62 VSS GND 63 NC I 64 NARROW O 65 WIDE O 66 68 NC I 69 CL O Clock for LC...

Page 20: ...ffer amplifier RX audio Q252 253 FET AF mute Active while AFM is H Ref No Parts name Description Q254 Digital transistor AF mute Active while SPM is H Q255 Transistor AF mute Active while AMPSW is H Q301 Transistor Noise amplifier SQL amplifier Q302 Transistor Buffer amplifier 16 8MHz 3rd over tone Q351 Transistor IF amplifier Q352 FET Mixer Q353 FET RF amplifier LNA Q354 Transistor RF BPF Q402 40...

Page 21: ...2B N67 2608 46 PAN HEAD SEMS SCREW W B 2B 3B N87 2606 46 BRAZIER HEAD TAPTITE SCREW C 1B 2B N87 2614 46 BRAZIER HEAD TAPTITE SCREW 45 3C N99 0395 05 SCREW SET ACCESSORY 47 3A T07 0739 05 SPEAKER 48 2C T91 0624 05 MICROPHONE ACCESSORY K K2 D1 4 B30 2238 05 LED Y D5 10 B30 2239 05 LED SY D11 B30 2237 05 LED YG D12 B30 2240 05 LED SR C4 CK73GB1H103K CHIP C 0 010UF K C8 17 CK73GB1H103K CHIP C 0 010UF ...

Page 22: ...C92 0516 05 CHIP TAN 4 7UF 16WV C280 C92 0040 05 CHIP ELE 47UF 16WV C281 CK73GB1H102K CHIP C 1000PF K C282 C92 0722 05 CHIP ELE 470UF 16WV C283 CK73GB1H102K CHIP C 1000PF K C301 C92 0507 05 CHIP TAN 4 7UF 6 3WV C302 CK73GB1H102K CHIP C 1000PF K C303 CK73GB1H472K CHIP C 4700PF K C304 305 CC73GCH1H331J CHIP C 330PF J K M C304 305 CC73GCH1H391J CHIP C 390PF J K2 M2 C306 CK73GB1H102K CHIP C 1000PF K C...

Page 23: ...K73GB1H102K CHIP C 1000PF K C515 CC73GCH1H270J CHIP C 27PF J C516 CK73GB1H821K CHIP C 820PF K C517 CC73GCH1H030B CHIP C 3 0PF B C518 CC73GCH1H330J CHIP C 33PF J C519 CC73GCH1H820J CHIP C 82PF J C522 CK73FB1H102K CHIP C 1000PF K C525 CK73GB1H102K CHIP C 1000PF K C526 CK73GB1H681K CHIP C 680PF K C527 CK73GB1H102K CHIP C 1000PF K C528 CK73GB1H221K CHIP C 220PF K C529 CK73FB1H102K CHIP C 1000PF K C530...

Page 24: ...90K J 1 16W R41 RK73GB1J334J CHIP R 330K J 1 16W R61 RK73GB1J471J CHIP R 470 J 1 16W R62 RK73GB1J102J CHIP R 1 0K J 1 16W R66 67 RK73GB1J473J CHIP R 47K J 1 16W R68 69 RK73GB1J102J CHIP R 1 0K J 1 16W R70 RK73GB1J473J CHIP R 47K J 1 16W R71 RK73GB1J472J CHIP R 4 7K J 1 16W R72 RK73GB1J105J CHIP R 1 0M J 1 16W R73 RK73GB1J104J CHIP R 100K J 1 16W R74 RK73GB1J473J CHIP R 47K J 1 16W R75 RK73GB1J102J...

Page 25: ...HIP R 100 J 1 16W R353 RK73GB1J104J CHIP R 100K J 1 16W R354 RK73GB1J331J CHIP R 330 J 1 16W R355 RK73GB1J471J CHIP R 470 J 1 16W K M R355 356 RK73GB1J102J CHIP R 1 0K J 1 16W K2 M2 R356 RK73GB1J102J CHIP R 1 0K J 1 16W K M R358 RK73GB1J470J CHIP R 47 J 1 16W R359 RK73GB1J224J CHIP R 220K J 1 16W R360 RK73GB1J474J CHIP R 470K J 1 16W R361 RK73GB1J470J CHIP R 47 J 1 16W K M R361 RK73GB1J560J CHIP R...

Page 26: ...R VARISTOR D61 02DZ18 X Y ZENER DIODE D201 DAN222 DIODE D202 1SS372 DIODE D251 MA742 DIODE D301 MA742 DIODE D302 303 DAN222 DIODE D351 354 HVC350B VARIABLE CAPACITANCE DIODE D401 MA2S111 DIODE D402 HZU5ALL DIODE D403 406 MA2S304 VARIABLE CAPACITANCE DIODE D407 MA360 VARIABLE CAPACITANCE DIODE D408 MA2S111 DIODE D409 DAN235E DIODE D501 1SS355 DIODE D502 DA221 DIODE D503 02DZ5 1 Y ZENER DIODE D602 M...

Page 27: ... 26 24 15 Q504 IC252 A 700 Caution label 701 S No label A A C C C C C C Cx2 Bx12 B B 12 30 27 25 10 TX RX unit Display unit A M2 6 x 8 N67 2608 46 B M2 6 x 6 Br Tap N87 2606 46 C M2 6 x 14 Br Tap N87 2614 46 Parts with the exploded numbers larger than 700 are not supplied ...

Page 28: ...al English B62 1596 10 9 Instruction manual Spanish B62 1597 10 702 Pamphlet 703 Pamphlet 48 Microphone T91 0624 05 K K2 38 Item carton cse H52 1829 22 45 Screw set N99 0395 05 41 Bracket J29 0662 03 40 Holder J19 1584 05 K K2 36 Carton board H13 1190 02 14 DC cord E30 3339 05 22 Fuse 6x30 F51 0017 05 x 2 Parts with the exploded numbers larger than 700 are not supplied ...

Page 29: ...r 20A 8 AF Volt Meter Frequency Range 50Hz to 10kHz AF VTVM Voltage Range 1mV to 3V 9 Audio Generator AG Frequency Range 20Hz to 20kHz or more Output 0 to 1V 10 Distortion Meter Capability 3 or less at 1kHz Input Level 50mV to 10Vrms 11 4Ω Dummy Load Approx 4Ω 10W or more 12 Regulated Power Supply 13 6V approx 20A adjustable from 9 to 17V Useful if ammeter requipped 13 Spectrum Analyzer Center fre...

Page 30: ...shield cover as below Fuse To mount the fuse the cable terminal direction must be as follow Locator Speaker cable This side up This side up Cable terminal Cable terminal Fuse Pin 1 marker IC252 Part name label face down TX RX UNIT Component side Power MIC jack 1 2 3 4 keys Volume up down key key Speaker Display CV R518 F501 Q503 Q504 IC252 R516 R524 CNVSS RESET POWER 5M E B RF RXD TXD DC PC 8T IGN...

Page 31: ...de 2 Tra generator output 30dBm Connect the spectrum analyzer to BPF terminal Adjustment of TX VCO lock voltage 1 Remove R516 F501 R518 and R524 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 can be done by tuning TC402 Item Condition Test equipment Terminal Parts Method Specifications R...

Page 32: ...CH RX center Wide Narrow CH RX high Wide 2 SSG output 120dBm 0 22µV Wide 119dBm 0 25µV Narrow Mod 1kHz Dev 3 0kHz Wide Dev 1 5kHz Narrow Item Condition Test equipment Terminal Parts Method Specifications Remarks Measurement Adjustment Transmitter Section 1 Frequency 1 CH TX center Frequency counter ANT PC key Adjust to center frequency Within 100Hz 2 Transmit 2 Maximum 1 CH TX high Power meter VR1...

Page 33: ...he wire to RF location Transmit and check for power to be within the range of 0 3W 0 6W If power found is less than 0 3W check the circuit before the Drive FET ADJUSTMENT 5 DQT 1 CH TX low Wide Modulation analyzer ANT PC key Adjust the waveform as below balance CH TC center Wide Narrow or Linear detector CH TX high Wide LPF 3kHz 2 Transmit Oscilloscope 6 MAX 1 CH TX low Wide Modulation analyzer AN...

Page 34: ...ler Code1 1 O FNC6 Scrambler Code2 2 O FNC7 Scrambler Code3 4 O FNC8 Scrambler Code4 8 O Port Function is Low Active Exclude Scrambler Code CN3 No Name I O Function 1 IGN I Ignition sens input 2 DATAI I External transmit signal input 3 DETO O FM detector output 4 TXAFI I TX audio input from scrambler board 5 TXAFO O TX audio output to scrambler board 6 EMGMIC I Emergency MIC input 1kHz 1 2mVrms 7 ...

Page 35: ...R12 R13 R14 R15 R16 R17 R18 R19 R20 Q4 Q9 R1 R2 R3 R4 R5 R6 R7 R8 R9 CP3 CP4 C10 C11 C12 C13 C14 C15 C16 C17 C18 J72 0916 09 J1 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 POWER UP DOWN 1 2 3 4 MONI PROG J72 0916 09 J1 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 POWER UP DOWN 1 2 3 4 MONI PROG PC BOARD TK 7102H 36 35 DISPLAY UNIT X54 3460 20 Component side view J72 0916 09 DISPLAY UNIT X54 3460 20 Foil side...

Page 36: ... KMO2 KMO1 KMI1 KMI2 GND MIC GND 17 2 18 C E I R229 R420 R230 R231 C203 C206 R249 C210 C211 C213 C408 C214 C215 C602 C603 C410 X401 C412 C413 C417 C226 C227 C228 C229 R269 C423 C230 C82 Q35 F501 R276 R278 R279 R280 C98 C250 D1 D4 D5 D6 D7 D201 C267 C268 D401 Q503 C273 Q504 G D C275 C277 C278 IC252 1 10 D602 L302 L303 L304 IC201 C281 IC202 L503 L504 L505 L506 L507 IC401 Q351 R107 D10 R108 R303 R305...

Page 37: ...104 C301 C302 C306 C307 C308 C309 C501 C502 C503 C504 D61 C505 C506 C507 C509 R356 R358 C510 C511 R359 C512 C513 C515 R360 XF351 R361 R362 C326 R363 R364 R365 R366 R367 R368 R369 C526 R370 R371 R31 R372 R32 R33 R373 R34 R374 R375 R376 R4 R378 R38 R39 R40 R41 C357 C358 C359 C360 D301 C361 C556 C362 C557 C363 C558 C364 R61 R62 C366 C367 Q404 C368 Q405 G S D G S D C369 TC351 Q406 G S D R66 TC352 Q407...

Page 38: ...R519 R520 R521 C103 R528 R530 R531 C303 C304 C305 R151 R152 C310 C311 C312 R350 R351 C315 C316 C317 R354 C318 R161 R162 R163 R164 R165 R166 C517 C323 C518 C519 Q1 C522 C527 C528 C529 R1 R35 R2 R37 C530 R379 R5 C533 C536 C152 C545 C351 C546 C162 C163 C164 Q201 C550 C554 C555 D303 Q402 Q403 L201 R72 R74 R76 L403 R78 L404 C574 C576 R81 R82 C389 IC501 CN1 CN3 1 11 CN4 1 GND NC TXDATA NC RXDATA VCC SIG...

Page 39: ... C97 1000p TH98 100k TH97 100k C98 1000p C29 470p C30 1000p C33 1000p B BSB R70 47k R69 1k R66 47k R68 1k R67 47k C66 1000p 5M R251 47k C251 4 7u6 3 1 2 3 4 V 5 6 7 8 9 10 11 GND 12 13 14 R252 470k C252 39p R253 0 C253 1u R254 680 C272 1000p R273 4 7k D251 MA742 R272 1 5k R274 15k C271 3300p C270 4 7u6 3 R275 15k R271 560 3 7 3 9 7 8 R249 47k R250 47k C250 0 1u 5C C267 0 47u IC301 TK14489V 1 2 3 4...

Page 40: ...RGE PUMP CHARGE PUMP 16 8MHz BPF Q36 KRC102S Q254 DTC363EU IC161 M62363FP 3 8 IC161 M62363FP 4 8 8T Q406 2SK508NV K52 IC35 PST9140NR IC161 M62363FP 8 8 5C RESET X86 IC161 M62363FP 1 8 IC34 PST9140NR DTMF BEEP 8TC SB SQIN Q32 KRC102S 8C PTT SBC KMI3 Q251 2SC4617 S PTT TXD 8C MICBL MIC IDC FINAL AMP Q404 2SC4649 N P 16 8MHz 8C SPM MICEM SIGNAL PTT TXD Q34 KRC102S CM 8T DRIVE AMP SB B IF DEMODULATOR ...

Page 41: ... measurements in the RF section connect the RF level meter In the RF section use a 0 01µF coupling capacitor The display shows the SSG input value required to obtain 12dB SINAD TX RX Unit Q410 18dBm 12 1 1 G1 4Ω 11 2 Q411 10 FINAL Amp 2 Q503 IC251 2 S 7 Q352 10 D409 IC252 TX RX Unit S IC251 Display Unit IC402 D Audio Frequency 5 IC161 Q501 1 D TX RX Unit VCO IC251 MIC To make measurements in the A...

Page 42: ...43 H x 5 40 137 D inch mm 2 60 lbs 1 18kg Channel Frequency Spread 28MHz RECEIVER Measurements made per EIA standard EIA TIA 603 Sensitivity 12dB SINAD Wide 0 28µV Narrow 0 35µV Selectivity Wide 75dB Narrow 65dB Intermodulation Wide 70dB Narrow 60dB Spurious Response 75dB Audio Power Output 4 0W Frequency Stability 2 5ppm TRANSMITTER Measurements made per EIA standard EIA TIA 603 RF Power Output H...

Page 43: ...is 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 E...

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