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5

TK-760G/762G

1. Controls and Functions

1-1. TK-760G Front Panel

IO (Power) switch
Press to switch the transceiver ON (or OFF).
LED indicator
Lights red while transmitting. Lights green while receiv-
ing. Flashes orange while receiving a Code Squelch or
Selective Call code, or a 2-Tone code that matches the
one set up in your transceiver.

/

keys

These are PF (Programmable Function) keys. Press each
key to activate its auxiliary function. The default settings
are Volume Up and Volume Down.
Display
See right.

/

keys

These are PF (Programmable Function) keys. Press each
key to activate its auxiliary function. The default settings
are Channel Up and Channel Down.
Microphone jack
Insert the microphone plug into this connector.
MON, A, D/A, ,

, and SCN keys (TK-760G)

MON, , , and A keys (TK-762G)
These are PF (Programmable Function) keys. Press each
key to activate its auxiliary function.
PTT (Push-to-Talk) switch
Press this switch, then speak into the microphone to call
a station.

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2

3

4

5

7

6

8

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2

3

4

5

7

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1-2. TK-762G Front Panel

1-3. Microphone

1

2

3

4

5

6

7

8

1-4. Display

■

TK-760G

Indicator

Description

Appears while using SmarTrunk.

Appears when the selected channel

in busy.

Appears when QT, DQT, DTMF, or

2-Tone decoding is deactivated (by

pressing the Monitor key).

Appears when you receive a Code

Squelch, Selective Call, 2-Tone code.

Also appears when you transmit

using Code Squelch or Selective Call.

Appears while scanning.

Appears when the AUX port is

activated.

Appears when the selected channel

is included in the scanning sequence.

Displays the selected channel

number (or name), DTMF digits

(when entering digits, confirming

digits, or making a call), and mes-

sages received via Selective Call.

■

TK-762G

Indicator

Description

Appears when QT, DQT, DTMF, or

2-Tone decoding is deactivated (by

pressing the Monitor key).

Appears when the AUX port is

activated.

Displays the selected channel

number.

OPERATING FEATURES

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Содержание 762G

Страница 1: ...ing or otherwise for any purpose without the prior written permission of Kenwood Disclaimer While every precaution has been taken in the preparation of this manual Kenwood assumes no responsibility for errors or omissions Neither is any liability assumed for damages resulting from the use of the information contained herein Kenwood reserves the right to make changes to any products herein at any t...

Страница 2: ...n B51 8497 00 We have added the information on the circuit description specifications and K2 version specifications to the service manual preliminary version B51 8497 00 Microphone T91 0597 15 Cabinet Upper A01 2165 13 Panel assy A62 0642 03 Key top K29 5343 02 Microphone T91 0597 15 Cabinet Upper A01 2165 13 Panel assy A62 0731 03 Key top K29 5344 02 TK 760G K TK 762G K ...

Страница 3: ...or in an explosive atmosphere All equipment should be properly grounded before power up for safe operation This equipment should be serviced by a qualified techni cian only PRE INSTALLATION CONSIDERNATIONS 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 requ...

Страница 4: ...ill be connected in the final installa tion Transmitter frequency deviation and power output should be checked as should receiver sensitivity squelch operation and audio output Signalling equipment operation should be verified 4 PLANNING THE INSTALLATION 4 1 General Inspect the vehicle and determine how and where the radio antenna and accessories will be mounted Plan cable runs for protection agai...

Страница 5: ...A unit KCT 20 Connection cable KES 3 External speaker KCT 19 Accessory connector cable KCT 18 Ignition sense cable Frequency range MHz 148 174 136 162 RF power 25W 25W Type K K2 See page 11 A personal computer IBM PC or compatible programming interface KPG 22 and programming software KPG 56D are required for programming The frequency and signalling option data are programmed for the transceiver Op...

Страница 6: ... auxiliary function PTT Push to Talk switch Press this switch then speak into the microphone to call a station 1 2 3 4 5 7 6 8 1 2 3 4 5 7 6 1 2 TK 762G Front Panel 1 3 Microphone 1 2 3 4 5 6 7 8 1 4 Display TK 760G Indicator Description Appears while using SmarTrunk Appears when the selected channel in busy Appears when QT DQT DTMF or 2 Tone decoding is deactivated by pressing the Monitor key App...

Страница 7: ... 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 UP DOWN key Programmable key Programmable TK 760G only SCAN key Programmable TK 760G only MONITOR key Programmable A D A key ...

Страница 8: ...e pair No is selected Press OST key again the transceiver exits from the OST select mode 16 kinds of tone pair for OST can be programmed by KPG 56D OST is useful to access the repeater with same radio frequency and different tone QT DQT OPERATING FEATURES Public address Public address amplifies the microphone audio and out puts it through a PA speaker PA is activated by pressing this key A confirm...

Страница 9: ...to the call however revert channel is set to priority channel After resume time scan re starts and transmission chan nel is return to priority channel 3 Selected channel The transceiver reverts to the channel before scanning or the channel that you changed during scan 4 Last called channel The transceiver reverts to the last called channel during the scan 5 Last used channel The transceiver revert...

Страница 10: ...ile option signalling matches or if option signalling is deactivated when you are transmitting you can mute or unmute QT DQT Carrier OPERATING FEATURES AND OR You can select AND or OR for option signalling match conditions Alert Transpond AND QT DQT DTMF 2 tone Option matches Action OR QT DQT DTMF 2 tone Option matches Action AF mute open AND QT DQT DTMF 2 tone Option matches Action OR QT DQT ID S...

Страница 11: ...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 OPERATING FEATURES REALIGNMENT REALIGNMENT 1 Modes User mode Panel test mode TK 760G only PC mode Firmware program ming mode Panel tuni...

Страница 12: ...itch 6 Check the connection between the TK 760G 762G and the personal computer and make sure that the TK 760G 762G is in Program mode 7 Press F10 on the personal computer A window opens on the display to indicate the writing progress When the TK 760G 762G starts to receive data the BUSY TX LED lights green 8 If writing ends successfully the LED on the TK 760G 762G goes off and the checksum is disp...

Страница 13: ... MON switch while PROG 576 is dis played the checksum is displayed If you press the MON switch again while the checksum is displayed PROG 576 is redisplayed 2 If you press the A switch while PROG 576 is displayed the display changes to PROG 192 to indicate that the write speed is low speed 19200 bps If you press the A switch again while PROG 192 is displayed the dis play changes to PROG 384 and th...

Страница 14: ...IA mode QT_250 3_ A Mode switching QT 67 0 250 3Hz QT__67 0 SCN Normal 0 1Hz step mode QT_250 3 Inverse switching DQT 000 777 DQT000N Normal DQT777N 1 step mode DQT 023 754 DQT023N_ Normal DQT754N_ Standard table mode DQT 000 777 DQT000I Inverse DQT777I 1 step mode DQT 023 754 DQT023I_ Inverse DQT754I_ Standard table mode REALIGNMENT IC502 TX RX unit B 2 Foil side 50 51 IC505 1 8 4 5 D507 D505 Fig...

Страница 15: ... it is 8 or more digits scroll it 987 Display when a code is input Input it with DTMF key Blank Data clear No Function Choices Display Remarks 3 TX Step STP__250 Display when an item frequency 2 5kHz 1MHz STP_1000 is selected or when a step is changed about 0 5 seconds A Step change 2 5 5 0 6 25 7 5kHz 1MHz step Blank Frequency on 100 0000 T 100 0000 blank switching 550 0000MHz The rightmost dot i...

Страница 16: ... MON___19 Monitor D MON___20 Scan MON___22 Scan del add MON___23 Group down MON___24 Group up MON___25 2 A No function KEY1_OFF Default TK 760G TK 760G Volume down KEY1__1_ MON Volume up KEY1__2_ TK 762G Talk around KEY1__3_ Auxiliary KEY1__4_ Dispaly character KEY1__5_ TK 762G cannot be selected Home channel KEY1__7_ Channel down KEY1__8_ Channel up KEY1__9_ Key lock KEY1__10 Public address KEY1_...

Страница 17: ... Home channel SCN___7_ Channel down SCN___8_ Channel up SCN___9_ Key lock SCN___10 REALIGNMENT No Function Choices Display Remarks Horn alert KEY1__14 Selectable QT KEY1__15 M destination only 2 tone encode KEY1__16 select Monitor A KEY1__17 Default TK 762G Monitor B KEY1__18 Monitor C KEY1__19 Monitor D KEY1__20 Scan KEY1__22 TK 762G cannot be selected Scan del add KEY1__23 TK 762G cannot be sele...

Страница 18: ... function VUP__OFF Volume Volume down VUP___1_ up Volume up VUP___2_ Default Talk around VUP___3_ Auxiliary VUP___4_ Dispaly character VUP___5_ TK 762G cannot be selected Home channel VUP___7_ Channel down VUP___8_ Channel up VUP___9_ REALIGNMENT No Function Choices Display Remarks Public address SCN___12 Horn alert SCN___14 Selectable QT SCN___15 M destination only 2 tone encode SCN___16 select M...

Страница 19: ...me 0 300 1s DWL____3 Default 3s 31 Off hook Enable H_S__ENA scan Disable H_S__DIS Default REALIGNMENT No Function Choices Display Remarks Key lock VUP___10 Public address VUP___12 Horn alert VUP___14 Selectable QT VUP___15 M destination only TK 762G cannot be selected 2 tone encode VUP___16 select Monitor A VUP___17 Monitor B VUP___18 Monitor C VUP___19 Monitor D VUP___20 Scan VUP___22 TK 762G can...

Страница 20: ...5 First digit 50 1000ms 50ms RIST_100 Default 100ms delay 36 Rise time 50 1000ms 50ms RTWQ_100 Default 100ms with QT 37 Dial ID Enable DID__ENA Disable DID__DIS Default 38 No of 12 key NODK_12_ Default DTMF key 16 key NODK_16_ 39 DTMF ON DHT__ON_ Default hold time OFF DHT__OFF 40 Store and Enable SAS__ENA send Disable SAS__DIS Default 41 D key D code DKA_D_CD Default assignment 1 16s 1s DKA_16__ 4...

Страница 21: ...ch are supplied with the KCT 19 1 2 1 3 13 15 12 Crimp terminal E23 0613 05 B E C B D CN8 CN5 D E B C A Contact Square plug E09 1571 05 3 4 6 7 8 9 5 CN4 CN3 1 2 Fig 1 Fig 2 INSTALLATION 1 2 KCT 19 Accessory Port Function No No Name Function Note A B C D E 1 D 2 RXD Serial control data input 1 DTC Data channel control 2 External hook input 2 D 5 ME External microphone ground 3 D 3 IGN Ignition sen...

Страница 22: ...put 5 ME External microphone ground 6 MI I External microphone input 7 PTT I External PTT input active low 8 SQ O Squelch detect output CN5 1 AM I Speaker mute input active high 2 MM I MIC mute input active high 3 EMG TXS I EMG Foot switch input 3 active low CN7 1 PA LI O Relay for PA function KAP 1 control O PA LI ON High PA LI OFF Low 2 SPO O Audio signal output to KAP 1 3 SPI I Audio signal inp...

Страница 23: ...Installing the KAP 1 in the Transceiver The Horn Alert max 2A drive and Public Address func tions are enabled by inserting the KAP 1 W1 3P white black red into CN3 on the TX RX unit inserting W2 3P green into CN7 on the TX RX unit and connecting the KCT 19 option to CN2 and CN3 of the KAP 1 Installation procedure 1 Open the upper case of the transceiver 2 Insert the two cables with connectors from...

Страница 24: ... speaker jack on the rear of the transceiver KES 3 Fig 9 6 Rotate the control panel 180 degrees and mount it on the transceiver Refit the two halves of the case to complete installation Fig 8 Fig 8 6 2 KES 4 Option The KES 4 is an external speaker used with the acces sory connection cable Connection procedure 1 Install the KCT 19 in the transceiver See the KCT 19 section 2 Insert the crimp termina...

Страница 25: ... Q13 and the enters IC5 FM processing IC The signal is heterodyned again with a second local oscillator signal within IC5 to create a 450kHz second IF signal The second IF signal is then fed through a 450kHz ceramic filter Narrow CF1 Wide CF2 to further eliminate unwanted signals before it si amplified and FM detected in IC5 Item Rating Nominal center frequency 49 95MHz Pass bandwidth 5 0kHz or mo...

Страница 26: ...em Fig 5 Squelch circuit CIRCUIT DESCRIPTION Fig 3 Wide Narrow changeover circuit CF1 Narrow CF2 Wide IFI MXO IC5 IF system AFO DET OUT C70 C72 C53 R19 R23 R46 R32 R30 R39 R38 Q35 8RC Q37 R59 W N IC510 4pin Wide L Narrow H C51 D8 D10 Q3 5C Q4 Wide H Narrow L AUDIO PROCE SUM AMP D A CONV IC508 IC507 IC6 AF PA IC13 SP DTMF AFO DEO CONTORL UNIT Q10 NOISE AMP D11 IC4 IC5 IC502 AF RSSI BPF DET CPU IF S...

Страница 27: ... SW LD CONTORL UNIT 8RC 8C 8R 8T 8TC PLL lock LD H Fig 7 Unlock circuit IC508 IC6 Q103 IC507 1 2 MIC AF AMP NJM2904V MIC KEY INPUT AF AMP IDC LPF TC35453F IC502 CPU 30622M 4XXXGP D A CONVERTER M62363FP IC1 SUM AMP TA75S01F X1 VCXO 16 8MHz VCO 2SK508NV K52 IC3 PLL MB15A02 Q106 BUFFER 2SC4226 R24 Q9 BUFFER 2SC4215 Y Q22 RF AMP 2SC3357 Q25 ANT RF AMP 2SC2954 IC400 POWER AMP M67741H 32 K M M67741L 35 ...

Страница 28: ...IPTION RF AMP Q22 RF AMP Q25 POWER AMP IC400 APC DRIVER Q32 DB B Q31 PRI DRIVER DC AMP IC7 ANT SW D34 LPF ANT POWER DET D35 36 IC15 APC CONTROL D16 PC IC6 23pin Q33 TEMP PROTECT IC6 D A converter IC3 PLL IC9 Shift register IC510 Shift register OE LCDCS CNTCK CNTDT AFCLR AFMSKE AFSTB IC508 Audio processor IC511 DTMF DECO IC502 CPU TX RX UNIT LCD ASSY AFREG2 AFREG1 DTMDAT DTMCLK DTMSTD DAST PLST PLD...

Страница 29: ...control unit is pressed the PSW signal goes low This signal is inverted by Q26 and sent to a flip flop IC IC14 This IC outputs a control signal when the PSW goes low When the power turns on pin 1 of IC14 outputs a low signal and Q20 turns on The base of Q19 goes high Q19 turns on SB SW Q23 turns on and power SB is supplied to the set This circuit has an overvoltage protection circuit If a DC volta...

Страница 30: ...HOOK I HOOK RXD On hook L 35 KOUT1 O Key scan output 1 36 KOUT0 O Key scan output 0 Pin No Name I O Function 37 RDY I Pull up 38 NC NC 39 HOLD I Not used 40 41 NC NC 42 RD O READ signal 43 NC NC 44 WR O WRITE signal 45 LCDCS O LCD chip enable output 46 CNTDAT O Common data output LCD SHIFT REG VOL Audio processor 47 CNTCLK O Common clock output EEPROM LCD SHIFT REG VOL Audio processor 48 CSO Chip ...

Страница 31: ...ver latch Clock generator Shift register Address detector COM3 COM2 COM1 S35 S34 S9 S8 P8 S2 P2 S1 P1 INH OSC VDD VLCD VLCD1 VLCD2 VSS DI CL CE Terminal function Pin No Name I O Function 1 8 S1 P1 S8 P8 O Segment output for displaying data 9 35 S9 S35 transferred from serial data 36 38 COM1 COM3 O Common driver output Frame frequency fo fosc 384 Hz 39 VDD Power supply for logic section 2 7V 6 0V 4...

Страница 32: ...rence D25 Surge absorption Ref No Use Function Operation Condition D27 Reverse current prevention D28 RF BPF tuning D29 Reverse current prevention D30 31 RF BPF tuning D33 34 ANT switch D35 36 APC voltage detect D39 Voltage reference Power protection D40 Charge DEO D41 Voltage drop Charge pump D501 Reverse current KOUT 0 prevention D502 Reverse current KOUT 1 prevention D503 Reverse current KOUT 2...

Страница 33: ...ctive while RX Q19 20 DC switch SB switch active when powering up Ref No Use Function Operation Condition Q21 DC switch Active while PS voltage is more than 20V Q22 RF amplifier Predrive Q23 DC switch SB switch active when powering up Q24 AF mute Active while power switch is off Q25 RF amplifier Drive Q26 Inverter Active while power switch is low Q27 L N A Q28 DC switch 8T active while TX Q29 DC s...

Страница 34: ...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 the table abo...

Страница 35: ...PROTECTION BAG 200X350 34 3H H52 1519 02 ITEM CARTON CASE 36 2G J19 1584 05 HOLDER ACC 37 2A 2D J21 8382 03 HARDWARE FIXTURE 38 1G J29 0627 23 BRACKET 40 2A K29 5343 02 KEY TOP 760 40 2D K29 5344 02 KEY TOP 762 A 2A 2D N33 2606 45 OVAL HEAD MACHINE SCREW B 2C 2F N67 3008 46 PAN HEAD SEMS SCREW W C 2B 2E N87 2606 46 BRAZIER HEAD TAPTITE SCREW D 2B 2E N87 2612 46 BRAZIER HEAD TAPTITE SCREW 42 2G N99...

Страница 36: ...TAN 68UF 6 3WV C98 CK73GB1H103K CHIP C 0 010UF K C99 C92 0004 05 CHIP TAN 1 0UF 16WV C100 CK73GB1H102K CHIP C 1000PF K C101 CC73GCH1H040C CHIP C 4 0PF C C102 103 CK73GB1H102K CHIP C 1000PF K C104 C92 0002 05 CHIP TAN 0 22UF 35WV C105 CK73GB1H102K CHIP C 1000PF K C106 CC73GCH1H180J CHIP C 18PF J C107 CK73GB1H102K CHIP C 1000PF K C110 CC73GCH1H180J CHIP C 18PF J C111 CC73GCH1H040C CHIP C 4 0PF C C11...

Страница 37: ...UF 16WV C274 CK73GB1C104K CHIP C 0 10UF K C275 C92 0004 05 CHIP TAN 1 0UF 16WV K2 C501 CK73GB1H102K CHIP C 1000PF K C502 CK73GB1C104K CHIP C 0 10UF K C503 CK73GB1H471K CHIP C 470PF K C504 CK73GB1H103K CHIP C 0 010UF K C505 CK73GB1C104K CHIP C 0 10UF K C506 507 CK73GB1H103K CHIP C 0 010UF K C508 CK73GB1H472K CHIP C 4700PF K C509 C92 0507 05 CHIP TAN 4 7UF 6 3WV C514 CC73GCH1H680J CHIP C 68PF J C515...

Страница 38: ...L9 L40 1085 77 SMALL FIXED INDUCTOR 100NH 160 L10 L40 6875 77 SMALL FIXED INDUCTOR 68NH 1608 L11 L34 4472 05 COIL L12 L40 3375 34 SMALL FIXED INDUCTOR 33NH 8 L13 L34 4473 05 COIL L14 L40 6875 34 SMALL FIXED INDUCTOR 68NH 8 L15 L34 4473 05 COIL L17 L92 0179 05 FERRITE CHIP L18 L34 4472 05 COIL L20 L34 4480 05 AIR CORE COIL K2 L20 L34 4481 05 AIR CORE COIL K M L21 L34 4478 05 AIR CORE COIL L22 L34 4...

Страница 39: ...0 101 RK73GB1J101J CHIP R 100 J 1 16W R103 RK73GB1J472J CHIP R 4 7K J 1 16W R105 RK73GB1J470J CHIP R 47 J 1 16W R106 RK73GB1J222J CHIP R 2 2K J 1 16W R107 RK73GB1J473J CHIP R 47K J 1 16W R108 RK73GB1J271J CHIP R 270 J 1 16W R109 RK73GB1J102J CHIP R 1 0K J 1 16W R110 RK73GB1J220J CHIP R 22 J 1 16W R111 RK73GB1J180J CHIP R 18 J 1 16W R112 RK73GB1J333J CHIP R 33K J 1 16W R113 RK73GB1J271J CHIP R 270 ...

Страница 40: ...72J CHIP R 4 7K J 1 16W R546 RN73GH1J913D CHIP R 91K D 1 16W R547 RK73GB1J103J CHIP R 10K J 1 16W R548 RN73GH1J333D CHIP R 33K D 1 16W R549 RN73GH1J913D CHIP R 91K D 1 16W R550 RN73GH1J683D CHIP R 68K D 1 16W R551 552 RK73GB1J223J CHIP R 22K J 1 16W R553 RK73GB1J105J CHIP R 1 0M J 1 16W R554 RN73GH1J913D CHIP R 91K D 1 16W R555 556 RK73GB1J104J CHIP R 100K J 1 16W R557 RN73GH1J274D CHIP R 270K D 1...

Страница 41: ...M67741L 35 IC POWER MODULE K2 IC501 AT29C020 90TI IC IC502 30622M4102GP MPU IC503 RH5VL42C IC REGULATOR IC505 AT2408N10SI2 5 IC 8kbit SERIAL EEPROM IC507 NJM2904V IC APC IC508 TC35453F IC AUDIO PROCESSOR IC509 BU4066BCFV IC ANALOG SWITCH X4 IC510 BU4094BCFV IC 8bit SHIFT STORE REGISTER IC511 LC73872M IC DTMF RECEIVER IC512 S 81350HG KD IC VOLTAGE REGULATOR IC513 TA75W558FU IC OP AMP X2 IC514 TC75W...

Страница 42: ...RIMMER CAP 10P 8 TC109 C05 0384 05 CERAMIC TRIMMER CAP 10P 8 CN101 E40 6019 05 PIN ASSY F10 2279 04 SHIELDING CASE L101 104 L40 1595 34 SMALL FIXED INDUCTOR 1 5UH 8 L105 L40 3975 34 SMALL FIXED INDUCTOR 39NH 8 L106 L40 2775 34 SMALL FIXED INDUCTOR 27NH 8 L107 108 L40 1098 76 SMALL FIXED INDUCTOR 1UH 2522 L109 110 L40 1595 34 SMALL FIXED INDUCTOR 1 5UH 8 L111 L34 4547 05 AIR CORE COIL K M L112 L34 ...

Страница 43: ...A B C 1 24 3 24 2 40 37 7 11 6 17 22 22 23x2 27 24 9 25 14 12 21x2 44 26 IC400 16 701 702 Cx2 703 A C C Cx2 Dx11 B B A Ax2 703 TX RX unit X57 595 B 2 TX RX unit X57 595 A 2 Display unit X54 327 704 A M2 6 x 6 OC BLK N33 2606 45 B M3 x 8 N67 3008 46 C M2 6 x 6 Br Tap N87 2606 46 D M2 6 x 12 Br Tap N87 2612 46 ...

Страница 44: ...x2 44 26 IC400 16 701 702 Cx2 703 C C Cx2 Dx11 B B A A Ax2 703 TX RX unit X57 595 B 2 TX RX unit X57 595 A 2 Display unit X54 328 704 A M2 6 x 6 OC BLK N33 2606 45 B M3 x 8 N67 3008 46 C M2 6 x 6 Br Tap N87 2606 46 D M2 6 x 12 Br Tap N87 2612 46 Parts with the exploded numbers larger than 700 are not supplied ...

Страница 45: ...rranty card 13 DC cord E30 3339 05 19 Fuse 10A F51 0016 05 x 2 30 Polystyrene foamed fixture F H10 6618 12 31 Polystyrene foamed fixture R H10 6619 12 32 Inner packing case H12 1391 03 33 Protection bag H25 0720 04 33 Protection bag H25 0720 04 34 Item carton case H52 1519 02 36 Holder J19 1584 05 38 Bracket J29 0627 23 42 Screw set N99 0395 05 45 Microphone T91 0597 15 K K2 ...

Страница 46: ...149 000 149 000 160 000 160 000 5 161 200 161 200 149 200 149 200 160 200 160 200 6 161 400 161 400 149 400 149 400 160 400 160 400 7 16 Signalling Signalling No RX TX 1 None None 2 None 100Hz square 3 QT 67 0Hz QT 67 0Hz 4 QT 151 4Hz QT 151 4Hz 5 QT 210 7Hz QT 210 7Hz 6 QT 250 3Hz QT 250 3Hz 7 DQT D023N DQT D023N 8 DQT D754I DQT D754I 9 DTMF DEC 159D DTMF ENC 159D 10 None DTMF tone 9 11 2 tone 32...

Страница 47: ...ine deviation Narrow A _ F Q T_XXX QT fine deviation C _ F Q T _ XXX QT fine deviation H FDQT_XXX DQT fine deviation Wide F DQT_XXX DQT fine deviation L FDQT_XXX DQT fine deviation Narrow A F D Q T_XXX DQT fine deviation C F D Q T _ XXX DQT fine deviation H SENS_XXX Seisitivity S ENS_XXX Sensitivity L A S E N S_XXX Sensitivity C S E N S _ XXX Sensitivity H DTMF_XXX DTMF fine deviation Wide DTMF_XX...

Страница 48: ...nsitivity Frequency Range 10Hz to 1000MHz Frequency Counter Frequency Stability 0 2ppm or less 7 Ammeter 20A 8 AF Volt Meter Frequency Range 50Hz to 10kHz AF VTVM Voltage Range 1mV to 10V 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 Supp...

Страница 49: ...h etc for the EEPROM is stored in memory When parts are changed readjust the transceiver Repair Jig Chassis Use jig Part No A10 4010 02 for repairing the TK 760G 762G The jig facilitates the voltage check when the voltage on the component side TX RX unit is checked during repairs Extension cable Part No E30 3404 05 L13 L11 L18 L15 L5 IC5 9pin RSSI TX RX UNIT A 2 PLL VCO TC106 CV TC109 Power LED Vo...

Страница 50: ...SSG freq Oscilloscope 161 050MHz K AG 149 050MHz K2 160 050MHz M DVM TX RX RSSI SSG output 118dBm 0 28µV A 2 SSG MOD 3kHz AF output 1V 4Ω 2 S ENS Front CH Adjust panel SSG freq 148 050MHz K 136 050MHz K2 146 050MHz M 3 S E N S _ Adjust SSG freq 173 950MHz K M 161 950MHz K2 Measurement Test equipment Unit Terminal Adjustment Unit Parts Method Specifications Remarks Condition Item 1 PLL lock 1 Set t...

Страница 51: ...z K2 160 050MHz M 3 S Q L 3 _ Adjust SSG freq 173 950MHz K M 161 950MHz K2 Narrow 4 SQL3 Adjust SSG freq 161 050MHz K 149 050MHz K2 160 050MHz M 4 Squelch 9 1 Set test mode Wide Select SQL9 in tuning mode S QL9 Adjust SSG freq 148 050MHz K 136 050MHz K2 146 050MHz M SSG output 114dBm 0 44µV SSG MOD 3kHz Wide 1 5kHz Narrow 2 S Q L 9 Adjust SSG freq 161 050MHz K 149 050MHz K2 160 050MHz M 3 S Q L 9 ...

Страница 52: ... Unit Parts Method Specifications Remarks Condition Item 1 Frequency 1 Set test mode Power meter Rear ANT Front CH Check 161 100MHz 50Hz K Select FREQ in tuning mode F counter panel panel 149 100MHz 50Hz K2 PTT ON 160 100MHz 50Hz M Adjust _ 2 Power 1 Maximum power Check More than 28 0W output Set test mode Select HPOW in tuning mode H POW Adjust 256 PTT ON 3 High power 1 Set test mode 25 0W 1 0W S...

Страница 53: ...e the de Wide Narrow balanced MIC input OFF Deviation panel panel modulation Wide Select BAL in tuning mode meter waveform neat _ BAL Oscilloscope Deviation meter filter LPF 3kHz HPF OFF AF VTVM Front MIC De emphasis OFF AG panel PTT ON Adjust 2 _ B A L PTT ON Adjust 3 _ B A L _ PTT ON Adjust Narrow 4 _BAL PTT ON Adjust 7 Maximum 1 Set test mode 3 95kHz Wide 50Hz Wide Narrow deviation Connect AG t...

Страница 54: ...PTT ON Adjust 3 _ F Q T _ PTT ON Adjust Narrow 4 _FQT 0 35kHz PTT ON Adjust 10 DQT 1 Set test mode Front CH 0 75kHz 50Hz Wide Narrow deviation Select FDQT in tuning mode panel Wide F DQT Deviation meter filter LPF 3kHz HPF OFF PTT ON Adjust 2 F D Q T PTT ON Adjust 3 F D Q T _ PTT ON Adjust Narrow 4 FDQT 0 35kHz PTT ON Adjust 11 DTMF 1 Set test mode Front CH 3 0kHz 0 2kHz deviation Select DTMF in t...

Страница 55: ...83 02 CN801 MBL 5C CE CL E E SB DI 1 2 7 8 C801 C802 C803 C804 C805 C806 C807 D801 D808 IC801 B C E Q801 R801 R802 R803 R804 R805 R806 R808 R809 L801 1 16 17 32 48 49 64 33 D804 D803 D805 D802 J72 0683 02 CN801 1 MBL 5C CE CL E E SB DI 2 7 8 C801 C802 C803 C804 C805 C806 C807 D801 D808 IC801 B C E Q801 R801 R802 R803 R804 R805 R806 R808 R809 L801 1 16 17 32 48 49 64 33 Component side Foil side ...

Страница 56: ...1 C118 C111 C123 C117 D105 R116 C110 R101 R102 TC106 L101 TC109 R117 R106 R104 R105 C113 C124 R112 R113 L102 C112 D101 D102 D103 D104 L108 L107 Q101 G S D G S D Q103 L105 L103 L104 C102 C126 C120 C119 R110 C125 R107 C115 C104 C105 R103 R108 C116 L110 L109 C122 R115 R109 R114 R111 Q102 Q104 Q105 Q106 L106 C127 L111 L112 L116 CN101 RX ST HT E 8CL MD CV 1 6 J72 0676 02 L103 L104 C102 C126 C120 C119 R...

Страница 57: ...8 R188 Q37 R193 D40 L26 R202 R201 Q38 R197 L5 C261 C260 R195 Q39 C77 D25 R19 Q35 R208 TV 8R CV J72 0677 02 A 2 A1 X58 4670 XX 8CL 1 10 11 20 1 8 9 16 G O I 1 4 5 8 1 12 13 24 G D S 5C G S D 1 4 5 8 SB GND DEO DTC IGN DI ME MI PTT SQ 1 8 RSSI GND E C B O G I GND B J1 EXT SP CN7 1 3 PA LI SPI SPO CN8 2 1 E 10 SP CN3 SB E HOR 3 1 1 1 3 AM MM EMG TXS G D S CN1 15 1 GND MIO MII AFI AFO ALT AUX2 AUX4 AU...

Страница 58: ...154 C164 R124 R181 R180 R164 C216 R171 R167 Q27 R147 R161 C167 C175 C136 C155 C62 C56 L4 L2 L3 C49 D10 D8 8CL C146 C230 C231 C241 R182 R183 R184 C122 C173 C185 C194 C201 C218 C22 C51 C53 D18 D23 8R TV CV D28 D30 D31 IC2 Q10 Q31 X1 R186 C248 L33 D39 R189 R190 R192 L27 C259 R42 R35 RSSI R185 R196 PC Q36 R194 R55 R210 C264 R140 ANT G1 S G2 D J72 0677 02 A 2 G1 S G2 D RX ST HT E 8CL MD CV 1 3 4 5 1 2 ...

Страница 59: ...Q28 R159 R33 R25 C33 R36 L1 C36 C26 R31 C31 C181 Q25 L14 C158 L12 Q22 R127 R132 R144 C189 R128 R119 R109 R129 R111 C132 C137 R117 D16 R97 L6 R118 C135 C124 R94 C105 C110 Q 14 L9 C100 C82 L8 C126 R105 L7 R99 Q15 R88 R125 R145 Q26 R152 R122 R135 D20 R32 R38 C24 R17 R12 C20 R153 D19 D15 C129 C150 R83 R80 C87 R81 R149 R47 R72 R60 C78 C58 R54 R168 R139 R141 R130 R173 R174 R41 R20 R15 C29 R26 R120 Q20 R...

Страница 60: ...38 C521 R555 R592 R519 C508 R514 R572 D521 R602 C603 C609 C605 C601 C599 C613 C503 IC503 G I O C507 R526 R536 C524 R556 C526 C626 C628 R616 R539 C580 R531 C523 C538 R534 R518 R510 R532 R537 C520 R551 C532 R540 R541 C630 C631 D529 R622 IC501 1 16 17 32 IC510 1 CNT CK 8 9 16 C501 R505 IC507 1 4 5 8 C543 R560 R562 C541 R563 R564 R561 C542 C537 D514 A TK 760G MON TK 762G D A TK 760G TK 762G TK 760G TK...

Страница 61: ...611 C582 C604 C608 C610 C606 C602 C600 C618 C621 C616 C597 C506 R513 C539 C568 C564 C567 C540 C563 R571 R574 Q506 C589 R591 C569 C573 R579 C551 R577 R587 R615 R606 R612 Q505 B C E R594 R516 C556 D523 CP516 C579 C515 R528 C585 R604 R580 C546 CP501 R603 CP502 CP510 CP509 CP508 CP503 CP512 CP511 CP504 D503 R558 C536 R546 R549 C535 C548 R557 C562 R573 C554 R570 C544 C561 R611 R522 C509 R701 R503 R502 ...

Страница 62: ...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 760G Note Components marked with a dot are parts of patterun 1 70 ...

Страница 63: ...A C E G I K M O Q S B D F H J L N P R T 1 3 5 7 2 4 6 TK 762G SCHEMATIC DIAGRAM 71 Note Components marked with a dot are parts of patterun 1 ...

Страница 64: ...TK 760G 762G TK 760G 762G TK 760G 762G BLOCK DIAGRAM 77 ...

Страница 65: ...input value required to obtain 12dB SINAD To make measurements in the AF section connect the AC level meter ANT input 53dBm 1kHz FM 3kHz DEV Wide 1 5kHz DEV Narrow The AF output level is adjusted for 0 45V 4Ω by the front panel AF VOL control To make measurements in the RF section connect the RF wattmeter 50Ω To make measurements in the AF section connect the AC level meter AG is set so that MIC i...

Страница 66: ...tional unit control singal 24 AUX2 Optional unit control signal 25 EMG TXS Foot switch input signal 26 8C DC 8V 27 MM MIC mute 28 MI External MIC input signal 29 ME MIC ground 30 ALT Alert tone signal 31 DEO Receiver detector output 32 MII Transmit audio signal input 33 MIO Transmit audio signal output 34 GND Grond CN3 TX RX Unit Pin No Name Function 1 HOR Horn alert call output 2 E Ground 3 SB Sw...

Страница 67: ...mperature Range 30 C to 60 C 22 F to 140 F Dimensions Weight 140 5 33 64 W x 40 1 37 64 H x 145 5 45 64 D mm inch 940g 2 07 lbs Channel Frequency Spread K 26MHz M 28MHz RECEIVER Measurements made per EIA standard EIA TIA 204 D Sensitivity 12dB SINAD Wide 0 25µV Narrow 0 33µV Selectivity Wide 85dB Narrow 75dB Intermodulation Wide 75dB Narrow 65dB Spurious Responce 90dB Audio Power Output 4 0W Frequ...

Страница 68: ... 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 Centrecourt Esta...

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