Kenwood TK-7302 Скачать руководство пользователя страница 46

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TK-7302/7302

(

)

/7302H/7302H

(

)

SCHEMATIC DIAGRAM

X57-76

5/6

R : 3.28V

13.60V

9.04V

5.02V

R :

9.02V

T : 8.95V

4.97V

3.29V

3.24V

13.60V

C723 470p

R852

R851

560k

470k

100k

R854

POWERGND

OUT1

PREGND

IN2

P_P

VCC

OUT2

FIL

TER

STB

IN1

AF AMP

470u16

C849

470u16

C884

CN751

4.7u16

C839

C843

47u16

4.7k

R838

1000p

C820

C822

82k

R886

C882

68k

R885

0.22u

C883

0.22u

C832

1000p

C954

2.2k

R843

82k

R842

C821

68k

R840

4.7k

R884

1000p

C880

C881

1000p

C955

390

R847

R887

R849

1000p

C833

1000p

C847

Q715

SSM3K05FU

Q723

Q721

RT1N441U

C857 22p

C859 47p

C860 100p

22p

C863

22p

C865

C862 1000p

22u16

C824

1000p

C840

1000p

C844

47k

R848

1000p

C846

220

R846

1000p

C835

R845

C958

0.1u

C831

0.1u

C825

47k

R839

4.7k

R836

0.1u

C816

GND

oUT

IC704

TA4809BF

2SB1694

Q713

CN726

CN725

RT1N441U

Q711

2SB1694

R841

Q712

RT1N441U

1.5k

R837

CN727

Q714

47k

C819 22u16

C817

0.01u

R835

10k

F700

2SJ645

Q720

KTC4075E(Y,GR)

Q719

TA7805FQ

oUT

GND

IC707

C842 10u10

0.1u

C829

100k

R968

1000p

C837

0.01u

C845

0.01u

C852

2.2u

C953

Q717

SSM3J05FU-F

CN728

C850

1000p

C957 10u

Z5W27V

D717

C855 1000p

C858 220p

C861 470p

C952 22p

C864 47p

C866 1000p

C867 470p

C869 220p

J701

XC6221B332NR

VIN

VoUT

VSS

IC706

C828

100k

R869

0.1u

3.3C

CN729

Q718

SSM3J05FU-F

C838

1000p

C841

3.3M

CN730

1000p

C853

C851

VSS

VIN

VoUT

XC6120N402N1

IC709

BD4740G

IC708

VCC

VoUT

GND

SUB

0.1u

C856

1000p

C854

0.33u

C868

1000p

C870

R853

330k

R850

CN702

FNC4

RXAFI

RXAFO

TXAFI

BEEPOUT(L)

BEEPOUT(H)

DISC

SIGOUT(H)

TXAFO

VCC

SIGOUT(L)

FNC1

RESET

FNC8
FNC7
FNC2
FNC6
FNC5

GND

OP BOARD

C700

C701 470p

C702 470p

C703 470p

C705 470p

C707 470p

C709 470p

C711 470p

C713 470p

C715 470p

C717 470p

C719 470p

C721 470p

C725 470p

C727 470p

C729 470p

C731 470p

C732 470p

R703

R701

R940

470p

FNC1

FNC2

FNC3

FNC4

FNC5

FNC6

FNC7

FNC8

ATA

DETO

TXAFI

TXAFO

EMGMIC

RXAFO

RXAFI

CN747

CN746

CN745

CN744

CN743

CN742

CN741

CN740

CN703

DA221

D710

CN739

DA221

D709

CN738

DA221

D708

CN737

DA221

D707

CN736

DA221

D705

CN735

DA221

D703

CN734

DA221

D701

CN733

DA221

D700

CN732

CN731

FOR OP BOARD TEST P

D718

MA2S111-F

2SC4116(Y)F

Q728

10k

R932

R930

22k

CN748

RS232C RxD

R931

INT

3.3CC

5CC

SBC

9TC

9RC

RST

SBC

SP-

SP+

SP2

EXT

IC705

LA4600

3.3C

3.3M

MIC

3.3M

SPMUTE

AMPSW

IGN

MIC

ATA

DETO

13.6V

SP MUTE SWITCH

Q715,723

AF AMP

SWITCH

Q721

IC704

VOLTAGE REGULATOR (9V)

9R SWITCH

Q713

SB SWITCH

Q720

SB CONTROL

Q719

5C CONTROL SWITCH

Q717

VOLTAGE REGULATOR

IC707

(5V)

VOLTAGE

DTECTION (INT)

IC708

DTECTION

IC709

VOLTAGE

(MCU RESET)

VOLTAGE

REGULATOR (3.3V)

9T CONTROL SWITCH

Q712

9T SWITCH

Q714

Q711

9R CONTROL

SWITCH

SURGE

PROTECTION

705,707-710

RS-232C

RXD CONTROL

VOLTAGE PROTECTION

D718

D700,701,703,

3.3C CONTROL SWITCH

SWITCH

VOLTAGE

PROTECTION

D717

TX-RX UNIT (X57-76

0-XX)

Содержание TK-7302

Страница 1: ...4 INSTALLATION 6 DISASSEMBLY FOR REPAIR 8 CIRCUIT DESCRIPTION 10 SEMICONDUCTOR DATA 15 COMPONENTS DESCRIPTION 16 PARTS LIST 17 EXPLODED VIEW 26 PACKING 27 ADJUSTMENT 28 TERMINAL FUNCTION 34 PC BOARD DISPLAY UNIT X54 3670 20 36 TX RX UNIT X57 7680 XX 38 SCHEMATIC DIAGRAM 42 BLOCK DIAGRAM 48 LEVEL DIAGRAM 50 OPTIONAL ACCESSORIES KCT 60 CONNECTION CABLE 51 SPECIFICATIONS BACK COVER CONTENTS Panel ass...

Страница 2: ...ng precautions are recommended for person nel safety DO NOT transmit if someone is within two feet 0 6 me ter of the antenna DO NOT transmit until all RF connectors are secure and any open connectors are properly terminated SHUT OFF this equipment when near electrical blasting caps or while in an explosive atmosphere All equipment should be properly grounded before pow er up for safe operation Thi...

Страница 3: ...onnecting the Positive lead to any other positive voltage source in the vehicle is not recommended 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 current 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 5 INSTALL...

Страница 4: ... for communication between the trans ceiver and PC PC programming mode Used to read and write frequency data and other features to and from the transceiver PC test mode Used to check the transceiver using the PC This feature is included in the FPU PC tuning mode Used to tune the transceiver using the PC Clone mode Used to transfer programming data from one transceiver to another REALIGNMENT 2 How ...

Страница 5: ... ROM This software runs under MS Win dows 2000 XP or Vista 32 bit on a PC The data can be input to or read from the transceiver and edited on the screen The programmed or edited data can be printed out It is also possible to tune the transceiver List of FPU for transceiver Model Type FPU TK 7302 M KPG 124D M TK 7302 V K KPG 124D K TK 7302H M KPG 124D M TK 7302H K KPG 124D K TK 7302H V K KPG 124D K...

Страница 6: ...e E30 3382 05 Fig 2 4 2 Flow chart Source transceiver Press key Power ON for 2 seconds Is password set Read Authorization password Shows PS Yes No Input password if password is correct Clone mode Start the clone funnction INSTALLATION REALIGNMENT 1 Connection Cable KCT 60 Option The KCT 60 connection cable kit is used to connect the transceiver to the KCT 18 Ignition sense cable KES 5 Ex ternal sp...

Страница 7: ...PG 124D K or KPG 124D M 2 Crimp terminal of the KCT 18 KCT 60 INSTALLATION 3 External Speaker Option 3 1 KES 3 The KES 3 is an external speaker for the 3 5 mm diameter speaker jack Connection procedure 1 Remove the speaker jack cap on the rear of the trans ceiver 2 Connect the KES 3 to the 3 5 mm diameter speaker jack on the rear of the transceiver 3 2 KES 5 External speaker KES 5 can be installed...

Страница 8: ...cable from connector of the panel as sembly Flat cable 4 To remove the speaker holder first remove the two screws from the display PCB using a phillips screwdriver Then insert a flat head screwdriver under the tabs of the speaker holder and tilt it in the direction shown by the ar row Remove the speaker from the front panel by turning it in the direction indicated together with the speaker holder ...

Страница 9: ...o screws of the display PCB Speaker holder Speaker rear part Display PCB 2 When mounting the panel assembly pass the flat cable through the hole of the chassis as shown below after connect the flat cable to connector of the panel assem bly Panel assembly Panel assembly Chassis Chassis Hole of the chassis 3 Fit the panel assembly into the two tabs of the chassis top side first Then fit the panel as...

Страница 10: ...move spurious signals Item Rating Nominal center frequency 38 85MHz Pass bandwidth 6 0kHz or more at 3dB 40dB stop bandwidth 25 0kHz or less Ripple 1 0dB or less Insertion loss 4 0dB or less Guaranteed attenuation 75dB 900kHz 50dB 900kHz Spurious 40dB or more within fo 1MHz Terminal impedance 610Ω 3 0pF Coupling Cap 13 0pF Table 1 Crystal filter L71 0659 05 XF500 2 3 IF Amplifier Circuit The first...

Страница 11: ...C SQIN RSSI Fig 5 Squelch circuit 3 Transmitter System 3 1 Outline The transmitter circuit produces and amplifies the de sired frequency directly It FM modulates the carrier signal by means of a varicap diode 3 2 Power Amplifier Circuit The transmit output signal from the VCO passes through the transmission reception selection diode D719 and am plified by Q300 The amplified signal goes to the RF p...

Страница 12: ... off and turn Q7 on The TX RX pin is set low in trans mit mode The outputs from Q4 and Q6 are amplified by Q9 and sent to the RF amplifiers D14 D4 D6 D8 D9 D7 D10 D11 ASTC IC2 Assist voltage Q6 TX VCO Q9 BUFF AMP D13 D5 Q4 RX VCO Q5 Q7 T R SW Charge pump OP AMP LPF Phase comparator 1 M 1 N REF OSC 19 2MHz PLL DATA IC1 PLL IC Q3 Doubler AMP 4 3 Unlock Circuit During reception the 9RC signal goes hi...

Страница 13: ...ate of one of the ports changes the MCU as sumes that the key at the matrix point corresponding to that port has been pressed IC702 MCU KMO1 KMO2 KMO3 KMI3 KMI2 KMI1 B CH UP VOL DN A r VOL UP S C CH DN Fig 13 Key matrix circuit 6 Signaling Circuit 6 1 Encode Low speed data QT DQT Low speed data is output from pin 1 LSDO of the MCU IC702 The signal passes through a low pass CR filter The signal is ...

Страница 14: ...power SB is supplied to the transceiver When the DC power is supplied to the transceiver the voltage regulator IC IC707 IC706 and supply into the MCU VDD and reset the voltage detect IC IC709 IC709 will generate signal RESET into the reset terminal on the MCU IC702 to carry out a power on reset Also MCU IC702 is checking on port 91 BATT If DC power is less than about 8 5V the transceiver is unable...

Страница 15: ...SEBAND IC 48 CSN1 O Chip select for BASEBAND IC 49 SP MUTE O Speaker mute SP1 H mute L unmute 50 9RC O 9R control Pin No Name I O Function 51 9TC O 9T control 52 SBC O SB control 53 3CC O 3C control 54 PLPS O Sleep mode function for PLL IC 55 KSSW O Kenwood sound switch 56 AMP SW O AF AMP L enable H disable 57 EEPWP O EEPROM write protect 58 EEPDT I O EEPROM data 59 EEPCK O EEPROM clock 60 VCC2 3 ...

Страница 16: ...stor Squelch input control switch Q511 Transistor Squelch input switch Q701 FET MIC mute switch Q702 Transistor MIC mute switch Q703 Transistor DET AMP LPF D SUB Q705 FET Scrambler switch Q707 Transistor Ignition sense control switch Q710 Transistor Over voltage detect switch Q711 Transistor 9R control switch Q712 Transistor 9T control switch Q713 Transistor 9R switch Q714 Transistor 9T switch Q71...

Страница 17: ...een Blue Violet ppm C 0 80 150 220 330 470 750 Tolerance More than 10pF Code C D G J K M X Z P No code 0 25 0 5 2 5 10 20 40 80 100 More than 10μF 10 50 20 20 0 Less than 4 7μF 10 75 Voltage rating 2nd word A B C D E F G H J K V 1st word 0 1 0 1 25 1 6 2 0 2 5 3 15 4 0 5 0 6 3 8 0 1 10 12 5 16 20 25 31 5 40 50 63 80 35 2 100 125 160 200 250 315 400 500 630 800 3 1000 1250 1600 2000 2500 2150 4000 ...

Страница 18: ...K CHIP C 0 010UF K C8 CC73HCH1H101J CHIP C 100PF J C9 CK73HB1H102K CHIP C 1000PF K C10 CK73HB1E103K CHIP C 0 010UF K C16 CK73HB1E103K CHIP C 0 010UF K C27 CC73HCH1H101J CHIP C 100PF J C29 36 CK73HB1H102K CHIP C 1000PF K C38 39 CC73HCH1H101J CHIP C 100PF J C40 CK73HB1H102K CHIP C 1000PF K C41 42 CC73HCH1H101J CHIP C 100PF J C43 46 CK73HB1H471K CHIP C 470PF K C47 CK73HB1H102K CHIP C 1000PF K CN1 E40...

Страница 19: ...HIP C 100PF J C301 CC73HCH1H080B CHIP C 8 0PF B C302 CC73HCH1H070B CHIP C 7 0PF B C303 CC73HCH1H090B CHIP C 9 0PF B C305 CK73HB1H471K CHIP C 470PF K C307 CK73HB1H102K CHIP C 1000PF K C313 CK73HB1H102K CHIP C 1000PF K C314 CC73HCH1H080B CHIP C 8 0PF B C315 CK73HB1C223K CHIP C 0 022UF K C316 CC73HCH1H060B CHIP C 6 0PF B C317 CS77AA1A4R7M CHIP TNTL 4 7UF 10WV C320 CK73GB1H102K CHIP C 1000PF K C322 CK...

Страница 20: ...PF K C723 CK73HB1H471K CHIP C 470PF K C725 CK73HB1H471K CHIP C 470PF K C727 CK73HB1H471K CHIP C 470PF K C729 CK73HB1H471K CHIP C 470PF K C731 732 CK73HB1H471K CHIP C 470PF K C735 CK73HB1A104K CHIP C 0 10UF K C736 CK73GB0J475K CHIP C 4 7UF K C739 CK73GB1C104K CHIP C 0 10UF K C740 CK73HB1A104K CHIP C 0 10UF K C743 CK73HB1C333K CHIP C 0 033UF K C744 CK73HB1H471K CHIP C 470PF K C745 CK73HB1A473J CHIP ...

Страница 21: ...P C 1 0UF K C922 CK73HB1H102K CHIP C 1000PF K C923 CK73HB1A104K CHIP C 0 10UF K C924 925 CK73HB0J105K CHIP C 1 0UF K C926 927 CK73HB1H102K CHIP C 1000PF K C928 CK73HB1A104K CHIP C 0 10UF K C929 CK73HB1H102K CHIP C 1000PF K C930 CK73HB1A104K CHIP C 0 10UF K C931 CK73HB1H102K CHIP C 1000PF K C932 CK73HB1A104K CHIP C 0 10UF K C933 CK73HB1H102K CHIP C 1000PF K C933 CK73HB1H471K CHIP C 470PF K C934 CC7...

Страница 22: ...1 16W R41 RK73HB1J393J CHIP R 39K J 1 16W R43 RK73HB1J104J CHIP R 100K J 1 16W R45 RK73HB1J473J CHIP R 47K J 1 16W R46 RK73HB1J101J CHIP R 100 J 1 16W R47 RK73HB1J471J CHIP R 470 J 1 16W R48 RK73GB2A104J CHIP R 100K J 1 10W R49 RK73HB1J472J CHIP R 4 7K J 1 16W R50 RK73HB1J271J CHIP R 270 J 1 16W R51 RK73HB1J121J CHIP R 120 J 1 16W R52 RK73HB1J102J CHIP R 1 0K J 1 16W R53 RK73HB1J273J CHIP R 27K J ...

Страница 23: ...3HB1J561J CHIP R 560 J 1 16W R710 RK73GB2A124J CHIP R 120K J 1 10W R711 RK73HB1J821J CHIP R 820 J 1 16W R712 RK73HB1J561J CHIP R 560 J 1 16W R713 RK73HB1J104J CHIP R 100K J 1 16W R714 715 RK73HB1J223J CHIP R 22K J 1 16W R716 RK73HB1J000J CHIP R 0 0 J 1 16W R718 RK73HB1J682J CHIP R 6 8K J 1 16W R719 RK73HB1J000J CHIP R 0 0 J 1 16W R720 RK73HB1J101J CHIP R 100 J 1 16W R722 RK73HB1J222J CHIP R 2 2K J...

Страница 24: ...J CHIP R 0 0 J 1 16W R884 RK73HB1J472J CHIP R 4 7K J 1 16W R885 RK73HB1J683J CHIP R 68K J 1 16W R886 RK73HB1J823J CHIP R 82K J 1 16W R887 RK73FB2B000J CHIP R 0 0 J 1 8W R888 RK73GB2A473J CHIP R 47K J 1 10W R889 RK73GB2A221J CHIP R 220 J 1 10W R890 RK73HB1J102J CHIP R 1 0K J 1 16W R891 893 RK73HB1J000J CHIP R 0 0 J 1 16W R894 895 RK73HB1J102J CHIP R 1 0K J 1 16W R896 RK73GB2A000J CHIP R 0 0 J 1 10W...

Страница 25: ...STOR Q8 KTC4075E Y GR TRANSISTOR Q9 10 2SC5108 Y F TRANSISTOR Q11 SSM3J05FU F FET Q12 2SK1830F FET Q300 RD00HVS1 T113 FET Q500 2SC5108 Y F TRANSISTOR Q501 RT1P441U TRANSISTOR Q502 2SC5108 Y F TRANSISTOR Q504 3SK318 FET Q506 3SK318 FET Q507 RT1N441U TRANSISTOR Q510 RT1N441U TRANSISTOR Q511 KTC4075E Y GR TRANSISTOR Q701 2SK1830F FET Q702 2SC4919 TRANSISTOR Q703 KTC4075E Y GR TRANSISTOR Q705 SSM3J05F...

Страница 26: ...R374 11 9 25 32 28 D37 J1 D23 101 D22 2 5 6 17 19 4 16 IC705 12 J701 A M2 6 x 4 Bi N35 2604 43 B M3 x 8 N67 3008 48 C M2 x 8 N80 2008 48 D M2 6 x 8 Br Tap N87 2608 48 EXPLODED VIEW Parts with the exploded numbers larger than 700 are not supplied If a part reference number is listed in a box on the exploded view of the PCB that part does not come with the PCB These parts must be ordered separately ...

Страница 27: ...2 F52 0023 05 M K F52 0024 05 HM HK HVK 705 Protection bag 22 Item carton case H52 2310 12 33 Microphone KMC 30 T91 0624 65 HK 34 Microphone KMC 35 T91 0639 55 K HVK 30 Screw set N99 2039 05 24 Holder MIC hanger J19 1584 15 K HK HVK 7 Instruuction manual B62 2150 10 M HM B62 2167 10 K HK HVK 706 Pamphlet PACKING Parts with the exploded numbers larger than 700 are not supplied ...

Страница 28: ...meter 20A or more 8 AF Volt Meter AF VTVM Frequency Range 50Hz to 10kHz 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 equipped 13 Spectrum Analyzer...

Страница 29: ...3N DQT 023N 8 DQT 754I DQT 754I 9 DTMF 159D DTMF 159D 10 None DTMF Code 3 11 None MSK 1010 12 FleetSync 100 1000 Fleet Sync 100 1000 13 None Single Tone 1000Hz 14 2 Tone A 304 7Hz B 3106 0Hz 2 Tone A 304 7Hz B 3106 0Hz 15 Single Tone 1477Hz Single Tone 1477Hz 16 None Single Tone 1200Hz 17 None MSK PN9 3 or 5 Reference Level Adjustment Frequency Tuning point RX MHz TX MHz 1 136 05 136 10 2 145 55 1...

Страница 30: ...the adjustment value is changed 2 5V 0 2V 3 Tx Assist Auto Narrow 1 CH TX low CH TX low CH TX center CH TX high CH TX high Transmit 4 VCO lock voltage RX 1 CH RX low CH RX low CH RX center CH RX high CH RX high Power meter DVM TX RX CV Check 2 5V 0 2V TX 2 CH TX low CH TX low CH TX center CH TX high CH TX high Transmit Transmitter Section Item Condition Measurement Adjustment Specifications Remark...

Страница 31: ...20Hz within the specified range 0 4dB 5 Maximum Deviation Wide 1 CH TX low CH TX low CH TX center CH TX high CH TX high Deviation meter filter LPF 15kHz HPF OFF AG 1kHz 50mV Transmit Deviation meter Oscillo scope AG AFV ANT MIC 4 2kHz According to the large 0 1kHz 6 MIC sensitivity 1 CH TX center AG 1kHz 5mV Transmit Check 2 2kHz 3 6kHz 7 DQT Deviation Wide 1 CH TX center Deviation meter filter LP...

Страница 32: ...ch pre set 5 Wide 1 CH RX low CH RX low CH RX center CH RX high CH RX high 2 SSG output 120dBm 0 22µV Mod 1kHz Dev 3 0kHz Narrow 1 CH RX low CH RX low CH RX center CH RX high CH RX high 2 SSG output 120dBm 0 22µV Mod 1kHz Dev 1 5kHz 3 Squelch tight 9 Wide 1 CH RX low CH RX low CH RX center CH RX high CH RX high 2 SSG output 115dBm 0 4µV Mod 1kHz Dev 3 0kHz Narrow 1 CH RX low CH RX low CH RX center...

Страница 33: ... RX low CH RX center CH RX high CH RX high 2 SSG output 120dBm 0 22µV Mod 1kHz Dev 1 5kHz SSG Oscillo scope AF VTVM Distortion meter ANT Ext SP FPU Write 5 HRSSI Wide 1 CH RX low CH RX low CH RX center CH RX high CH RX high 2 SSG output 80dBm 22 4µV Mod 1kHz Dev 3 0kHz Narrow 1 CH RX low CH RX low CH RX center CH RX high CH RX high 2 SSG output 80dBm 22 4µV Mod 1kHz Dev 1 5kHz ...

Страница 34: ...X unit X57 7680 XX Pin No Name I O Function CN702 1 GND Ground 2 8C O 8V DC power supply 3 FNC5 I O Programable I O programmed by FPU 4 FNC6 I O Programable I O programmed by FPU 5 FNC2 I O Programable I O programmed by FPU 6 FNC7 I O Programable I O programmed by FPU 7 FNC8 I O Programable I O programmed by FPU 8 FNC3 I O Programable I O programmed by FPU 9 FNC1 I O Programable I O programmed by ...

Страница 35: ...5 DATAI I External transmit signal input 6 FNC1 I O Programable I O programmed by FPU 7 FNC2 I O Programable I O programmed by FPU 8 FNC3 I O Programable I O programmed by FPU 9 FNC4 I O Programable I O programmed by FPU 10 FNC5 I O Programable I O programmed by FPU 11 FNC6 I O Programable I O programmed by FPU 12 5C O 5V DC power supply 13 HR1 O Horn alert signal output 14 HR2 O Horn alert signal...

Страница 36: ...O2 KMO3 KMI1 KMI2 KMI3 5C LEDI LECE LECL LELH NC GND MIC ME HOOK RXD PTT TXD MKEY POWER R4 R5 R39 R6 R7 R8 R41 C10 D1 VOL UP VOL DOWN S A D2 D4 J1 D22 1 2 8 CM POWER HOOK ME GND MBL MIC PTT SB 7 D23 D37 C34 C36 C38 C46 C1 L1 D33 Q1 R27 Q4 R1 R2 R40 R42 CN1 D20 Q7 TK 7302 7302 V 7302H 7302H V PC BOARD DISPLAY UNIT X54 3670 20 Component side view J79 0249 09 DISPLAY UNIT X54 3670 20 Foil side view J...

Страница 37: ...DISPLAY UNIT X54 3670 20 Component side view J79 0249 09 DISPLAY UNIT X54 3670 20 Foil side view J79 0249 09 PC BOARD TK 7302 7302 V 7302H 7302H V Component side Foil side Layer 1 Layer 2 Component side Foil side Layer 1 Layer 2 Ref No Address D1 4F D2 6E D3 4N D4 6I D5 6N D22 4D D23 4B D37 4J Ref No Address IC1 12L Q1 11C Q2 11C Q3 9F Q4 9F Q5 11J Q6 13C Q7 11C Q8 12C Q9 13C D20 9C D33 10C ...

Страница 38: ...8 D709 D710 LV Assist Voltage C780 IC704 O G I C788 IC709 1 4 2 3 C792 C793 C795 AF Out Mod2 C797 CP700 CP702 CP704 C19 1 25 26 50 51 75 76 100 CP706 J701 EXT SP R808 R817 R819 R823 R824 R826 R833 R834 R837 R842 R845 R846 R847 C813 R850 R851 R852 F700 C822 C824 C825 C828 C829 R869 C833 C837 C839 IC705 C842 C844 C845 C847 R883 R886 C852 C855 R892 C856 3 4 1 5 C858 Q707 C861 C864 Q711 Q712 Q713 Q714...

Страница 39: ...0 XX 11 TK 7302 V K 12 TK 7302H K 16 TK 7302H V K 20 TK 7302 M 21 TK 7302H M Component side view J79 0247 09 PC BOARD TK 7302 7302 V 7302H 7302H V Component side Foil side Layer 1 Layer 2 Layer 3 Layer 4 Ref No Address IC301 4K IC702 10F IC703 9D IC704 7B IC705 9B IC706 7G IC707 7F IC708 9H IC709 11H Q501 12K Q507 12K Q707 7D Q710 9H Q711 6C Q712 7C Q713 6C Q714 7C Q715 8D Q717 8F Q718 7G Q719 6C ...

Страница 40: ... C508 R590 C32 C34 C48 Q11 Q12 C95 C98 R893 Q511 IC2 4 5 1 8 8 9 1 16 C509 R26 R32 C933 R68 R74 R83 C23 C24 L3 L4 R12 R21 R30 R34 R35 R69 R75 R76 L303 L304 L305 R321 R323 C322 C333 C80 L34 C37 C40 C41 C43 C45 C49 C54 C57 C61 C66 C68 C69 C601 C603 C606 C72 C74 C75 C77 C81 C85 C86 C89 C91 C92 C99 D1 D5 D7 R878 R879 D9 D G S Q300 R880 R881 S D G G S D G G Q506 L300 L301 L501 L503 L506 L512 L514 L708 ...

Страница 41: ...723 R727 R729 IC1 CN710 C501 R734 R735 R737 R738 R10 R739 R15 R741 R749 R25 R758 R31 C917 C918 R955 R6 R957 R7 C923 CN751 R771 C735 C736 R773 R778 R779 R972 C745 C747 C748 R591 C749 C753 C948 C755 C756 C758 C760 C762 C767 C768 C770 D712 C778 C779 IC700 C781 C784 C785 C787 IC710 3 4 2 1 C16 C18 TX RX UNIT X57 7680 XX 11 TK 7302 V K 12 TK 7302H K 16 TK 7302H V K 20 TK 7302 M 21 TK 7302H M Foil side ...

Страница 42: ... 39p 47p D17 HSC277 D15 6p C105 R970 Q733 C935 C36 R30 R21 R35 C45 R34 C34 R31 R32 IC500 TA31136FNG 1 2 3 4 5 6 7 8 oSCIN oSCoUT MIXoUT VCC IFIN DEC FILoUT FILIN 16 15 14 13 12 11 10 9 MIXIN GND N REC N DET RSSI IFoUT QUAD AFoUT FM IC 0 1u C522 0 1u C523 0 1u 0 1u C510 10k R503 10k R505 0 1u C512 0 1u C514 10k R507 0 1u C515 330p C518 100k R513 330p C520 2 2k R510 82k R511 2 7k R512 1000p C524 4 7...

Страница 43: ...C314 C313 120n L300 C300 L302 L301 L504 27n 22n L706 39 R974 7p C546 15p C878 22p C879 150 R976 150 R975 8p C554 12p C942 470p C561 0 R589 CN504 1000p C576 56p C574 4p C575 1p C577 56p C578 1 5p C581 470p C583 0 R953 0 R954 0 R553 1p C573 R878 1M R879 1M 0 R560 1000p C582 1k R561 56n L512 D506 1SV305F 1SV305F D508 L515 22n L514 68n 3SK318 Q506 82 R562 1000p C588 100k R566 100k R569 470p C591 0 R57...

Страница 44: ...AUDIooUT AUXADC1 AUXADC2 AUXADC3 AUXADC4 AVDD AUXDAC1 AUXDAC2 AVSS2 AUXDAC3 AUXDAC4 BASEBAND IC IC701 CD686Q3 47k R877 0 R771 0 01u C779 10u C784 10k R776 CN711 CN710 56k R741 0 1u C923 0 1u C763 100k R743 5 6k R738 0 R899 0 R747 1u C769 1u C774 1u C777 100k R756 100k R760 100k R762 150k R759 100k R754 100k R748 100p C771 100p C773 390p C775 0 R739 0 R730 27k R737 1u C760 0 1u C762 390p C756 CN708...

Страница 45: ...77 0 R980 47k R935 47k R812 CN704 MKEY 5M R883 C808 0 1u C807 1000p CN713 5M CP705 1k 15k R787 12k R790 1000p C793 1000p C792 1k R786 470p C794 0 R798 0 R860 1u C796 L702 0 R952 1k R795 R796 1k R797 1k R895 1k R894 1k CP701 1k KMO1 KMO2 KMO3 KMI1 KMI2 KMI3 M2MUTE M1MUTE LSDI HSDI TEMP2 TEMP1 R794 1k 130k R792 1k R791 1000p C795 18k R793 1000p C797 RSSI SQIN NARROW WIDE BLED 470p C890 470p C891 0 R...

Страница 46: ...1000p C853 C851 1u NC VSS 2 1 VIN VoUT 3 4 XC6120N402N1 IC709 BD4740G IC708 VCC 1 NC VoUT 3 GND 5 4 SUB 2 0 1u C856 1000p C854 0 33u C868 1000p C870 0 R853 330k R850 1 13 7 2 3 4 5 6 8 9 10 11 12 19 14 15 16 17 18 20 CN702 FNC4 RXAFI RXAFO TXAFI BEEPOUT L BEEPOUT H DISC SIGOUT H TXAFO VCC SIGOUT L FNC1 RESET FNC8 FNC7 FNC2 FNC6 FNC5 9C GND OP BOARD C700 C701 470p C702 470p C703 470p C705 470p C707...

Страница 47: ... e1 Q4 KRC102S P D37 dp2 dp2 g2 e2 d2 c2 Q3 KEY BACKLIGHT B30 2282 05 B30 2282 05 ME 10 PTT D4 D3 B30 2282 05 D5 CM R37 HOOK MIC D2 D1 B30 2282 05 g1 f1 a1 b1 1k R12 1 2k b1 g1 a1 f1 KRA225S R10 1k R11 b2 a2 f2 b2 f2 a2 dig2 dig1 1 6 11 12 2 7 13 3 8 14 4 9 15 5 10 J700 EXTERNAL D SUB 1000p C886 47k R888 1000p C885 220 R889 1K R890 R934 R933 Q724 2SJ645 HORN ALERT SWITCH Q725 KTC4075E Y GR FNC 2 F...

Страница 48: ...RAM 1 GND 3 FNC5 5 FNC2 7 FNC8 9 FNC1 11 5C 6 1 11 FNC1 FNC6 SB 7 2 12 FNC2 5C IGN 8 3 13 FNC3 HR1 PA 9 4 14 FNC4 HR2 DETO 10 5 15 FNC5 GND DATAI 13 DATAI 15 NC 17 TXAFI 19 RXAF 2 8C 4 FNC6 6 FNC7 8 FNC3 10 NC 12 TXAFO 14 DETO 16 ALTI 18 RXAFO ...

Страница 49: ...TK 7302 7302 V 7302H 7302H V 49 MCU IC301 S AV33A TK 7302 7302 V RA60H1317M1A TK 7302H 7302H V 17 TXAFI 19 RXAFI 6 TI 18 RXAFO 20 FNC4 BLOCK DIAGRAM ...

Страница 50: ...ion connect the RF Wattmeter 50ohm ANT BPF BPF LNA Q506 Mixer Q504 MCF XF500 FM IC IC500 38 85MHz CF500 CF501 450kHz 16 9 IC705 J701 16 26 AF Frequency 1kHz 1 10 0 57Vrms 12mVrms 4 2mVrms 0 47mVrms IC701 Baseband IC IC701 Baseband IC 17 16 0 256Vrms Center Frequency IF AMP Q502 W 121dBm N 121dBm W 121 5dBm N 121 5dBm W 153 6mVrms N 76 9mVrms W N 61 2mVrms W N 61 2mVrms W 106dBm N 106 5dBm W 106 5d...

Страница 51: ...TK 7302 7302 V 7302H 7302H V 51 OPTIONAL ACCESSORIES KCT 60 Connection Cable External View ...

Страница 52: ...ssionnistes Bp 58416 Villepinte 95944 Roissy Ch De Gaulle Cedex GENERAL Frequency Range 136 to 174MHz Number of Channels 16 Zones 2 Channel Spacing Wide 25kHz Narrow 12 5kHz Operating Voltage 13 6V DC 15 Operating Temperature Range 30 C to 60 C 22 F to 140 F Frequency Stability 2 5ppm Antenna Impedance 50Ω Dimensions W x H x D Projections not included 160 6 30 W x 43 1 69 H x 137 5 39 D mm inches ...

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Kenwood TK-7302, Руководство по обслуживанию

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