Kenwood TK-7108 Service Manual Download Page 72

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TK-7108

GENERAL

Frequency Range ........................................... C,M : 146 to 174MHz

Number of Channels ....................................... 8 channels

Channel Spacing ............................................. Wide : 25kHz

Narrow : 12.5kHz

PLL Channel Stepping .................................... 2.5, 5, 6.25, 7.5kHz

Operating Voltage ........................................... 13.6V DC

15%

Current Drain .................................................. Less than 0.4A on standby

Less than 1.0A on receive

Less than 8.0A on transmit

Operating Temperature Range ....................... –30

C to +60

Dimensions & Weight .................................... 160 W x 43 H x 107 D mm, 1.0kg

Channel Frequency Spread ............................ 28MHz

RECEIVER

(Measurements made per EIA standard EIA/TIA-603)

Sensitivity (12dB SINAD) ................................ Wide : 0.28

Narrow : 0.35

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 ............................................ High : 25W

Low : 5W

Spurious and Harmonics ................................. 70dB

Modulation ...................................................... Wide : 16K0F3E

Narrow : 11K0F3E

FM Noise ........................................................ Wide : 45dB

Narrow : 40dB

Audio Distortion .............................................. Less than 3%

Frequency Stability .........................................

2.5ppm

SPECIFICATIONS

Summary of Contents for TK-7108

Page 1: ...ATA 32 COMPONENTS DESCRIPTION 34 PARTS LIST 36 EXPLODED VIEW 42 CONTENTS REVISED This service manual applies to products with 50800001 or subsequent serial numbers In terms of the products with the serial numbers earlier than 50800001 refer to the TK 7108 service manual as per part No B51 8592 00 or B51 8636 00 PACKING 43 ADJUSTMENT 45 TERMINAL FUNCTION 52 PC BOARD DISPLAY UNIT X54 3460 20 54 TX R...

Page 2: ...4567 01 234567 01 23456 01234 01 23 EMKS F KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKK O KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKK R KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKK S KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKK NP KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKK...

Page 3: ...era 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 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 INSTALLA...

Page 4: ...selection depends on many factors and is beyond the scope of this manual Your KENWOOD dealer can help you select an antenna system that will best serve your particular needs 5 2 Radio location Select a convenient location for your control station radio which is as close as practical to the antenna cable entry point Secondly use your system s power supply which supplies the voltage and current requ...

Page 5: ...age 13 A personal computer IBM PC or compatible programming interface KPG 46 and programming software KPG 70D are required for programming Frequency range MHz RF power Type 146 174 25W C M Option Option Option Option Option Option or Delivery 接收到的商品选择通信机的类型通信机编程 KCT 39 连接电缆 KCT 18 点火传感器电缆 KCT 36 扩展电缆 KDS 100 移动数据终端 KGP 2A Modem GPS接收机或 KGP 2B Modem GPS控制器 KES 3 外置扬声器参见第13页编程时需要个人计算机 IBM PC或兼容机...

Page 6: ...TK 7108 6 q w e t r y u i o q E F 012N w e r mc E F E F t mc E F y NLOLPLQ N Q R U u i o mqq E F 0 NK NJNK NJOK NJPK lkLlcc E F NJQK 外部扬声器插孔电源输入连接器天线连接器 EN Q R UF NJRK ...

Page 7: ...BUSY TX LED The BUSY indicator Green LED shows that the channel is in use The TX indicator Red LED shows that you are trans mitting 3 2 Programmable Keys The FPU KPG 70D enables programmable keys to select the following functions Emergency Key Lock Monitor Scan ON OFF Talk Around Temporary Delete None Group Horn Alert Scan Temporary Delete Emergency Pressing this key for longer than 1 second cause...

Page 8: ...function when the transceiver is required to be more simple operated Group If group has been programmed onto a key press the Group key to select the second group of channels While active the LED beside the key lights At this time press a key from 1 to 4 to select a channel from 5 to 8 To return to channels 1 through 4 press the Group key again Note You cannot use the Group function while operating...

Page 9: ...channel other then the selected channel and PTT is pressed before scanning re sume the transceiver talks back on the current receive channel Scan end When you press the key programmed to the scan function during scan mode the scan ends The indicator next to the programmed key LED turns off Temporary delete It is possible to delete channel temporary during scan When scan stops on unnecessary channe...

Page 10: ...his timer is the time you can not transmit after TOT exceeded After TOT re key time expired you can transmit again TOT reset time The transceiver has TOT reset timer This timer is the minimum wait time allowed during a transmission that will reset the TOT count TOT reset time causes the TOT to continue even af ter PTT is released unless the TOT reset timer has expired Clear to transpond The transc...

Page 11: ...Carrier DTMF Sounds QT DQT Yes None Carrier Not Sounds Carrier QT DQT Sounds Yes Carrier Not Sounds Carrier QT DQT Sounds Carrier QT DQT DTMF Sounds Carrier DTMF Not Sounds QT DQT DTMF Yes Yes Carrier Not Sounds Carrier QT DQT Not Sounds Carrier QT DQT DTMF Sounds Carrier DTMF Not Sounds Note When QT DQT is not used QT DQT and QT DQT DTMF can not be selected When DTMF is not used Carrier DTMF and ...

Page 12: ...dual call with the correct DTMF op tion signalling is received For group calls only the group tone will sound not the transpond tone Pre alert tone 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 ...

Page 13: ... radio using the PC Clone mode Used to transfer programming data from one radio to another 2 How to Enter Each Mode Mode Operation User mode Power ON PC mode Received commands from PC Clone mode 1 Power ON Two seconds 3 PC Mode 3 1 Preface The TK 7108 transceiver is programmed using a personal computer a programming interface KPG 46 and program ming software KPG 70D The programming software can be...

Page 14: ...h the KPG 70D the destination data basic radio informa tion for each set can be modified 4 Clone Mode Programming data can be transferred from one radio to another by connecting them via their modular microphone jacks The operation is as follows the transmit radio is the master and the receive radio is the slave Note Clone mode should enabled 1 Turn the master TK 7108 power ON with the 1 key held ...

Page 15: ...e password matches the transceiver enters a clone mode Otherwise transceiver beeps and returns to the password input mode Fig 2 O Clone cable E30 3382 05 QJNK 01234567 E F N O P Q NM NK xNz OK xNz xQz jlk PK xNz xQz QK xjlkz RK 0 123 REALIGNMENT 5 Accessory Connection Cable KCT 39 1 Unscrew the five M2 6 screws N87 2614 46 then re move the shielding cover F10 2491 03 2 Lift the DC cord E30 3448 05...

Page 16: ...sis over the top of the KCT 39 sumi tube In this direction 在此方向 6 Twist the large grouping of wires of the KCT 39 cable twice then connect it to Terminal A of the PCB Connect the remaining grouping of wires of the KCT 39 cable to Terminal B Terminal A 终端接线座A Terminal B 终端接线座B 7 Align the terminal B KCT 39 cable underneath the terminal A cable align the speaker cable T07 1082 05 below both KCT 39 c...

Page 17: ...of which are supplied with the KCT 39 1 4 7 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 Func...

Page 18: ...nsert the KCT 18 lead terminal 1 into pin 2 of the KCT 39 2 2 1 13 15 1 3 REALIGNMENT 6 3 Modifying the Transceiver Modify the transceiver as follows to turn the power on and off with the ignition key 1 Remove the resistor R71 of the TX RX unit Setting With the KPG 70D Select External Devices from the Edit menu and en able the Ignition Sense R71 CN2 TX RX unit Component side SK Eh qJNUF h qJNU 0 S...

Page 19: ... 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 B E37 1080 05 CN3 R267 CN3 R202 TX RX UNIT Component side Connection The functions of pins of CN2 and CN3 on the TX RX unit are shown in the TERMINAL FUNCTION section page 52 Fig 2 NK NJNK NK OK quJou oOMO oOST quJou kO kP E RP F Fig 1 N 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...

Page 20: ...rnal Devices from the Edit menu and set the Scrambler Note The voice scrambler 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 INSTALLATION E F E_F NO NN JNO J _ JNN J JNM J a JV J R J _JR S J _JT T JU J U JT J V JP J NM J _JNN NN J...

Page 21: ...n area Connect the cables to the two ter minals Terminals 终端接线座 ST 909 mounted at edge of silk screened area ST 909被安装在丝网印刷电路区域的边缘 6 Adhere the 13 x 9 x 8 mm cushion F G13 2006 04 to the top side of the ST 865KW4 between the variable resistor R18 and the capacitor C19 then place the supplied in sulation sheet over the integrated circuit IC Variable resistor 可变电阻器 IC Cushion F Part No G13 2006 04 ...

Page 22: ...nector on the underside of the ST 865KW4 with the connector on the top side of the ST 909 then press down on cushion E to secure them Cushion E 缓冲垫E ST 865KW4 ST 909 9 Flatten the cable so as to avoid potential damage when mounting the shielding cover Mount the shielding cover and secure it with the five M2 6 screws Screw hole 螺丝孔 Note ST 909 and ST 865KW4 are available from SmarTrunk Systems Inc ...

Page 23: ... at the indents of the PCB as shown below 5 When mounting the front panel match the 4 tabs of the chassis with the panel being sure they attach securely Tabs 翼片 Tabs 翼片 Tabs 翼片 Indents 榫接部 Tabs 翼片 Tabs 翼片 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 onto the panel q Snap in bottom of displa...

Page 24: ...hese diodes are controlled by tracking the CPU IC101 center frequency of the band pass filter See Fig 2 First Mixer The signal from the RF amplifier is heterodyned with the first local oscillator signal from the PLL frequency synthesizer circuit at the first mixer Q352 to create a 49 95MHz first intermediate frequency 1st IF signal The first IF signal is then fed through one pair of monolithic cry...

Page 25: ...91 05 XF351 Item Rating Nominal center frequency 450kHz 6dB bandwidth 6 0kHz or more 50dB bandwidth 12 5kHz or less Ripple 2 0dB or less Insertion loss 6 0dB or less Guaranteed attenuation 35 0dB or more within fo 100kHz Terminal impedance 2 0kΩ Table 2 Ceramic filter L72 0993 05 CF301 Item Rating Nominal center frequency 450kHz 6dB bandwidth 4 5kHz or more 50dB bandwidth 10 0kHz or less Ripple 2 ...

Page 26: ...etween the internal speaker and speaker jack J1 output Narrow IC101 64pin IF_IN MIX_O IC301 IF System CF302 Narrow CF301 Wide R320 R319 R317 R318 D303 D302 Wide IC6 65pin AF Filter D A CONV D A CONV IC161 IC251 IC161 W NO EVOL2 AF PA IC252 SP IF IC IC301 mr E SRF E SQF 012p t EaPMP aPMOF cPMN pt EaPMP aPMOF cPMO Q301 NOISE AMP D301 IC301 IC101 AFO RSSI DET CPU IF SYSTEM SQIN RSSI fc f Ef PMNF L Ef...

Page 27: ...n Q406 off and turn Q405 on The TX RX pin is set high in transmit mode The outputs from Q405 and Q406 are amplified by Q410 and sent to the RF amplifiers Unlock Circuit During reception the 8RC signal goes high the 8TC signal goes low and Q34 turns on Q33 turns on and a voltage is applied to the collector 8R During transmission the 8RC signal goes low the 8TC signal goes high and Q36 turns on Q35 ...

Page 28: ...s the APC control voltage PC generated by the D A con verter IC161 and DC amplifier IC203 with the detection output voltage IC501 generates the voltage to control IC502 and stabilizes transmission output The APC circuit is configured to protect over current of IC502 due to fluctuations of the load at the antenna end and to stabilize transmission output at voltage and temperature variations RF AMP ...

Page 29: ...1 When the transceiver is busy LED G line becomes high impedance turning on Q4 and the green LED D11 lights in transmit mode the LED R line becomes low impedance and the red LED D12 lights Backlit LEDs D1 D4 are provided and will only goes off when MBL line becomes low impedance When a function key MON PF C1 C2 C3 or C4 is se lected its respective line becomes low impedance LED MON LED PF LED C1 L...

Page 30: ...lifier IC203 and the resulting signal goes to the D A converter IC161 The DTMF signal is output from DTMF of the CPU and goes to the D A converter IC161 The signal is summed with a MIC signal by the summing amplifier IC203 and the resulting signal goes to the D A converter IC161 The D A converter IC161 adjusts the MO level and the balance between the MO and QT DQT levels Part of a QT DQT signal is...

Page 31: ...U 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 than about 9 5V Then CPU send to EEPROM IC66 the backup data and go into STOP mode This...

Page 32: ...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 33: ...qua cmr PQ oua cmr PR mqq mqq PS ellh PT PU k PV bjmcip L bmj QM QO k QP ck P L P QQ bcip L b QR QS ck Q ck R L Q R QT QU ck T ck S L T S QV ck U L U RM cj RN pmj L RO jmpt RP aq RQ h RR RS k RTúRV apqN apqP N P SM s J HRs SN k SO spp J SP k SQ k oolt SR tfab SS SU k SV i i a TM b i a TN af i a TO fdk TP jf jqN N TQ jf bj O TR jf jqO P TS Uo Uo TT Uq Uq TU j L TV UN k UO p_ UP hjfO O UQ hjfN N UR ...

Page 34: ...te Q202 FET Emergency MIC mute Active when MICEM is H Ref No Parts name Description Q251 Transistor Buffer amplifier RX audio Q252 253 FET AF mute Active while AFM is H 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...

Page 35: ... RMN f m f RMO f nN nPN Ep_FL nPO Ep_FL nPP PQ EUoFL nPR PS EUqFL nSN Lmp NUs nTN L nUS UT L nOMN L L nOMO L jf bj e nORN L nORO ORP L cj e nORQ L pmj e nORR L jmpt e nPMN Lpni nPMO LNSKUjeò nPRN nPRO nPRP Lik nPRQ m Lqs nQMO QMP nQMQ L nQMR nQMS nQMT nQMU nQNM Ls l nQNN Ls l nQQM nRMN RMO aN L j aO Lellh aP Lmqq aQ NN Lck N U aPN aPO aSN aOMN d aOMO d aORN aPMN aPMO PMP E F aPRN PRQ _mc aQMN aQMO...

Page 36: ...1 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 K C18 CK73GB1A105K CHIP C 1 0UF K C25 CK73GB1H103K CHIP C 0 010UF K C27 CK73GB1C104K CHIP C 0 10UF K TK 7108 DISPLAY UNIT X54 3460 20 TK 7108 DISPLAY UNIT X54 3460 20 TX RX UNIT X57 6913 01 CN1 E40 6005 05 FLAT CABLE CONNECTOR J1 E08 0877 0...

Page 37: ...GCH1H331J CHIP C 330PF J C306 CK73GB1H102K CHIP C 1000PF K C307 CK73GB1E223K CHIP C 0 022UF K C308 CK73GB1H102K CHIP C 1000PF K C309 CK73GB1E223K CHIP C 0 022UF K C310 CK73FB1C334K CHIP C 0 33UF K C311 312 CK73GB1C104K CHIP C 0 10UF K C313 C92 0662 05 CHIP TAN 15UF 6 3WV C314 CK73GB1H103K CHIP C 0 010UF K C315 318 CK73GB1C104K CHIP C 0 10UF K C319 CC73GCH1H101J CHIP C 100PF J C322 CC73GCH1H560J CH...

Page 38: ...611 CC73GCH1H020B CHIP C 2 0PF B C612 C93 0557 05 CHIP C 7 0PF D C615 C93 0562 05 CHIP C 15PF J C616 617 CK73GB1H102K CHIP C 1000PF K TC351 C05 0399 05 CERAMIC TRIMMER CAP 6PF TC352 C05 0245 05 CERAMIC TRIMMER CAP 10PF TC401 402 C05 0245 05 CERAMIC TRIMMER CAP 10PF J1 E11 0425 05 3 5D PHONE JACK 3P CN1 E40 6268 05 FLAT CABLE CONNECTOR CN2 E40 5702 05 PIN ASSY CN3 E40 6292 05 PIN ASSY CN5 E40 3246 ...

Page 39: ...0K J 1 16W R217 RK73GB1J224J CHIP R 220K J 1 16W R218 RK73GB1J823J CHIP R 82K J 1 16W R219 RK73GB1J184J CHIP R 180K J 1 16W R220 221 RK73GH1J153D CHIP R 15K D 1 16W R222 RK73GB1J102J CHIP R 1 0K J 1 16W R223 RK73GB1J472J CHIP R 4 7K J 1 16W R224 RK73GB1J102J CHIP R 1 0K J 1 16W R225 RK73GB1J154J CHIP R 150K J 1 16W R226 RK73GB1J104J CHIP R 100K J 1 16W R227 RK73GB1J223J CHIP R 22K J 1 16W R228 RK7...

Page 40: ...1J104J CHIP R 100K J 1 16W R432 RK73GB1J102J CHIP R 1 0K J 1 16W R433 RK73GB1J472J CHIP R 4 7K J 1 16W R434 R92 1252 05 CHIP R 0 OHM J 1 16W R435 RK73GB1J101J CHIP R 100 J 1 16W R436 RK73GB1J124J CHIP R 120K J 1 16W R437 RK73GB1J102J CHIP R 1 0K J 1 16W R438 RK73GB1J223J CHIP R 22K J 1 16W R439 RK73GB1J473J CHIP R 47K J 1 16W R440 442 RK73GB1J101J CHIP R 100 J 1 16W R443 RK73GB1J222J CHIP R 2 2K J...

Page 41: ...RC102S 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 TRANSIS...

Page 42: ... B B Part name label face down A M3 x 8 N67 3008 46 B M2 6 x 6 Br Tap N87 2606 46 C M2 6 x 14 Br Tap N87 2614 46 1 34 21 22 26 IC502 20 13 36 25 10 2 30 8 15 48 14 52 35 3 5 27 Q31 IC252 701 S No label Display unit Parts with the exploded numbers larger than 700 are not supplied ...

Page 43: ...0 F51 0016 05 x 2 38 Inner packing case H02 0617 02 39 Polystyrene foamed fixture H10 6636 13 42 Protection bag H25 2320 04 41 Protection bag H25 0103 04 40 Polystyrene foamed fixture H10 6639 03 43 Item carton case H52 1699 12 7 Instruction manual B62 1664 10 Parts with the exploded numbers larger than 700 are not supplied ...

Page 44: ...17 05 x 2 7 Instruction manual B62 1390 20 40 Polystyrene foamed fixture H10 6639 03 39 Polystyrene foamed fixture H10 6636 13 42 Protection bag H25 2320 04 43 Item carton case H52 1700 12 KMB 19 Installation kit Bracket J29 0662 03 Packing case H52 1710 02 Parts with the exploded numbers larger than 700 are not supplied ...

Page 45: ...o 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 frequency 50KHz to 600MHz 14 Tracking Generator Output Voltage 100mV or more Tunin...

Page 46: ...C HK NK EppdF NPS NTRjeò JNOTÇ_ãLMKNµs TÇ_ãLNMMãs OK RMΩ NPR NTRjeò NMMt PK NPS NTRjeò QK EasjF Ns OMs RK PMjeò SK NMeò NMMMjeò MKOééã TK OM UK E c sqsjF RMeò NMâeò Nãs Ps VK E dF OMeò OMâeò M Ns NMK Nâeò P RMãs NMsêãë NNK QΩ QΩ NMt NOK NPKSs OM E Çàìëí ÄäÉ Ñêçã V íç NTsF NPK RMâeò SMMjeò NQK NMMãs EjeòF N NSMKNMM NSMKMRM O NQSKNMM NQSKMRM P NTPKVMM NTPKVRM Q NSMKMMM NSMKMMM R NSMKOMM NSMKOMM S NS...

Page 47: ...s side up 该面向上 Cable terminal 电缆终端 Cable terminal 电缆终端 Fuse 熔丝 Pin 1 marker Part name label face down 部件名称标签向下 TX RX unit Component side IC252 Power MIC jack 1 2 3 4 keys Volume up down key key Speaker Display 电源音量高低显示扬声器话筒插座 RESET CNVSS 5M B E TEMP2 POWER TXD RXD CV IGN 8T BPF AFV TEMP1 PC TX RX unit Component side CN601 ANT TC401 TC402 L301 TC351 TC352 BPF B E TX RX unit Foil side AF PA IC ...

Page 48: ...utput 30dBm Connect the spectrum analyzer to BPF terminal Item Condition Test equipment Terminal Parts Method Specifications Remarks Measurement Adjustment Fig 1 Receiver Section 1 Sensitivity 1 CH RX low Wide Narrow SSG ANT Check SINAD CH RX center Wide Narrow Oscilloscope EXT SP 12dB or higher CH RX high Wide Narrow AF V M 2 SSG output Distortion meter 118dBm 0 28µV Wide 116dBm 0 35µV Narrow Mod...

Page 49: ...KPRs Ea F OF JRPÇ_ã ERMNµsF Nâeò Pâeò QK oc NF e E F q PRN N _mc e E F _mc q PRO e E F OF JPMÇ_ã _mc L N NK NF e E L F ppd pfk a e E L F NOÇ_ e E L F c sKj OF NNUÇ_ã EMKOUµsF E F NNSÇ_ã EMKPRµsF E F Nâeò PKMâeò E F NKRâeò E F OK NF e E F m V e E L F e E F OF NNRÇ_ã EMKQµsF E F NNQÇ_ã EMKQRµsF E F Nâeò PKMâeò E F NKRâeò E F L ...

Page 50: ... as below balance CH TX center Wide Narrow or Linear detector CH TX high Wide LPF 3kHz 2 Transmit Oscilloscope 6 MAX 1 CH TX low Wide Modulation analyzer ANT 4 0kHz Wide 50Hz balance CH TX center Wide Narrow or Linear detector MIC 2 0kHz Narrow CH TX high Wide LPF 15kHz According to the large 2 AG 1kHz 50mV Oscilloscope 3 Transmit AG AF V M 7 MIC 1 CH TX center Wide Narrow Check 3kHz 0 2kHz sensit...

Page 51: ... e e e OF RK anq NF e E F e E L F e E F Eimc PâeòF OF SK NF e E F QKMâeò E F RMeò e E L F jf OKMâeò E F e Eimc NRâeòF OF d NâeòLRMãs PF d c sKj TK NF e E L F Pâeò MKOâeò OF d W NâeòLRãs E F PF NKRâeò MKNâeò E F UK anq NF e E F MKTRâeò E F MKMRâeò e E L F MKPRâeò E F e E F Eimc PâeòF OF VK nq NF e E F MKTRâeò E F MKMRâeò e E L F MKPRâeò E F e E F OF NMK aqjc NF e E L F PKMâeò E F MKOâeò OF NKRâeò E...

Page 52: ...NC5 Scrambler 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...

Page 53: ...U qu l pã êqêìåâ ff fLl ck N qua l ck O oua f ck P l ck Q J J ck R J J ck S J J ck T J J ck U J J fLl ck N J J ck O J J ck P qu l ck Q l ck R N ENF l ck S O EOF l ck T P EQF l ck U Q EUF l E F kP kçK fLl N fdk f O a q f f P abql l cj Q qu cf f qu R qu cl l qu S bjdjf f jf ENâeòLNKOãsêãëF T ou cl l ou U iqf f V ou cf f ou NM R l Rs a E RMã F NN U l Us a E RMã F kN kçK fLl N af O i P b Q R Rs R p_ _...

Page 54: ...1 D12 POWER UP DOWN 1 2 3 HOOK CM PTT MIC SB MBL GND ME C25 Q10 C8 C9 IC1 1 8 9 16 R10 R11 R13 R14 R15 R16 R17 Q4 Q9 R9 CP3 CP4 C11 C12 C13 C15 C17 DISPLAY UNIT X54 3460 20 Component side view J72 0916 09 DISPLAY UNIT X54 3460 20 Foil side view J72 0916 09 TK 7108 PC BOARD PC板 ...

Page 55: ...6 R12 R18 R19 R20 R1 R2 R3 R4 R5 R6 R7 R8 C10 C14 C15 C16 C18 DISPLAY UNIT X54 3460 20 Component side view J72 0916 09 DISPLAY UNIT X54 3460 20 Foil side view J72 0916 09 Ref No Address D1 7K D2 7G D3 3N D4 3D D5 3K D6 4K D7 5F D8 5H D9 5J D10 5L D11 4H D12 3G Ref No Address IC1 11J Q4 11G Q9 11B Q10 11B D13 11L PC BOARD PC板 TK 7108 Component side Foil side Layer 1 Layer 2 Component side Foil side...

Page 56: ...16 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 DISPLAY UNIT X54 3460 20 Component side view J72 0916 09 DISPLAY UNIT X54 3460 20 Component side view J72 0916 09 DISPLAY UNIT X54 3460 20 Foil side view J72 0916 09 DISPLAY UNIT X54 3460 20 Foil side view J72 0916 09 Ref No Address D1 7K D2 7G D3 3N D4 3D D5 3K D6 4K D7 5F D8 5H D9 5J D10 5L D11 4H D12...

Page 57: ... C151 C152 Q202 R61 Q402 R62 Q403 L201 R71 R72 R73 R74 R75 R76 R77 R78 R81 1 12 R82 CN1 CN2 CN3 CN5 E SP Q252 Q253 Q254 Q255 C10 C13 C14 C15 8C 5C RXAFI ALTI RXAFO EMGMIC TXAFO TXAFI DETO DATAI IGN R201 R202 C16 C17 C18 1 11 C19 RESET CNVSS 5M IC252 1 10 B E TEMP2 S G D POWER RXD TXD S G D S G D S G D CV 11 20 1 2 SB NC E DETO2 FNC1 FNC2 FNC3 FNC4 FNC5 FNC6 FNC7 FNC8 TK 7108 PC BOARD PC板 TX RX UNI...

Page 58: ...9 IC201 IC202 IC203 1 7 8 14 IC401 Q351 Q354 R302 R303 R304 R305 R306 R311 R312 R313 R314 R315 R316 R317 R318 R319 R320 R321 R322 R323 R324 R522 R526 R527 R528 R529 R530 R531 R532 R533 C303 C304 C305 TH301 R349 C310 C311 C312 C313 R350 C314 R351 C315 R352 C316 C317 R353 R354 C318 R161 R355 C319 R162 R163 R164 R165 R166 C516 C322 C323 C518 C324 R379 C350 C545 C351 C546 C353 C355 C161 C162 C163 C164...

Page 59: ...1 C312 C313 R350 C314 R351 C315 R352 C316 C317 R353 R354 C318 R161 R355 C319 R162 R163 R164 R165 R166 C514 C516 C322 C323 C518 C324 Q1 R31 R32 R1 R35 R2 R36 R3 1 DI CE SB KMI4 KMI3 CM HOOK POWER PTT CL 5C KMO2 KMO1 KMI1 KMI2 E MIC E 2 18 17 R37 R379 R5 C151 C152 C350 C545 C351 C546 C353 C355 C161 C162 C163 C164 Q201 Q202 D302 C556 D303 C557 C558 C559 R61 Q402 R62 Q403 C560 L201 R71 R72 R73 R74 R75...

Page 60: ...51 R361 R362 C326 R363 R364 R365 R366 R367 R368 R369 C522 R370 R371 R372 R373 R374 R375 R376 R378 C357 C358 C359 C360 D301 C361 C362 C363 C364 C366 C367 Q404 C368 Q405 G S D C369 TC351 TC352 Q407 S G D Q408 1 2 3 5 D501 C370 C371 C372 C373 C374 Q410 C375 Q411 C376 C377 C378 C379 C380 L4 IC301 C576 C382 C383 C384 L601 C386 L603 C387 L604 L410 C388 L605 L417 L418 L419 L420 L421 L422 Q440 Q251 D351 D...

Page 61: ...L502 Q86 Q87 R102 R103 R104 R109 R110 R111 R506 R507 R508 R509 R123 R125 R126 R127 R510 R128 R511 R129 D31 R512 R513 R514 R515 R516 R517 R518 R130 R519 R131 CN501 CN502 R520 R521 C101 C102 C104 C505 C506 C507 C509 C510 C511 C512 C513 C515 C522 C524 C525 R33 R34 R4 R38 R39 R40 R41 Q405 G S D G S D Q406 R66 R67 R68 1 R69 D502 D503 Q410 R70 IC101 L405 L406 L407 L408 L409 L411 R86 L412 R87 L413 L414 L...

Page 62: ...C308 C309 C501 C502 C503 C504 C505 C506 C507 C509 R356 R358 C510 C511 R359 C512 C513 C515 C517 R360 XF351 R361 R362 C326 R363 R364 R365 R366 R367 R368 R369 C522 C524 C525 R370 R371 R372 R33 R373 R34 R374 R375 R376 R4 R378 R38 R39 R40 R41 C357 C358 C359 C360 D301 C361 C362 C363 C364 C366 C367 Q404 C368 Q405 G S D G S D C369 TC351 Q406 R66 TC352 Q407 S G D R67 Q408 1 2 3 5 R68 D501 R69 D502 D503 C37...

Page 63: ... C217 10u6 3 C410 10u6 3 C88 6p D202 1SS372 R423 220 C15 470p R403 1k C403 100p C437 470p C412 10u6 3 C423 0 047u35 C23 470p L410 27u R231 68k C162 4 7u6 3 TC402 10p C429 1p D402 HZU5ALL 47 L415 4 7u C225 1u16 R412 10k 2SA1832 GR Q402 CN2 1 2 3 4 5 6 7 8 9 10 11 12 43 2SK1824 Q1 R430 100 7 C406 1000p C89 6p R211 82k L412 27u C203 0 027u C402 100p R217 220k R203 100k R429 100 C164 10u6 3 C413 0 01u...

Page 64: ...05 2 2k C503 100p R504 270 D501 1SS355 R502 270 C504 1000p R506 10k R503 18 C505 1000p R501 1k CN503 C501 1000p D409 DAN235E R444 1k C468 220p C467 1000p C471 10p L422 56n R443 2 2k L421 100n C465 22p C463 1000p C464 1000p R442 100 R441 100 C462 10p L420 150n 2SC4649 N P Q411 R440 100 C461 1000p C459 1000p C460 18p R438 22k L419 100n R439 47k R437 1k C458 220p 8C R368 100k IC101 30622MAA B87GP 1 Q...

Page 65: ...5T Q255 KRC102S 5C C252 39p C278 0 1u C310 0 33u D606 MA742 C254 1u CN5 C253 1u R257 1M C265 0 1u IC33 NJM78L05UA 2 COM 3 IN 1 OUT D608 1SS355 SB 100 R4 3 3k R256 5 6k C49 0 01u 8T R274 15k IC35 PST9140NR 1 NC 2 VEE1 3 VEE2 4 OUT 5 VCC C326 0 01u D3 DA221 SB C256 0 018u R277 68k C379 1000p R373 680k R374 180k C380 1000p TC351 6P TC352 10p L356 50n R375 100k C383 1000p C384 1p C387 1000p R376 100k ...

Page 66: ...0 5 Q1 6 Q2 7 Q3 8 Q4 9 10 11 12 13 14 15 16 Q10 KRC102S C11 0 01u R12 2 7k D6 B30 2239 05 C9 0 01u R19 2 2k LEDC3 DISPLAY UNIT X54 3460 20 M KMO2 ME LEDC1 NORMAL AMBER KMI4 LEDPF SUPER AMBER KMI2 HOOK 6 CM CM PTT P PTT 5C CL 4 4 MIC 5C 2 1 LEDMON MIC POWER KMO1 1 D7 10 MIC ME 5 LEDR PTT LEDC4 MICBL 8 ME 3 2 CM GND BUSY PSB MICBL 5C SB SUPER RED TRANSMIT 3 5C KMI3 BUSY LIGHT SWITCH HOOK MICBL LEDG...

Page 67: ...362 1000p R364 0 C367 100p C371 2p C368 22p D351 HVC350B C376 1000p C373 4p D352 HVC350B L355 50n C372 1000p C374 22p R366 470 R367 47 C375 1000p R369 0 R372 220k R371 470k C377 1000p R370 150 C379 1000p R373 680k R374 180k C380 1000p TC351 6P TC352 10p L356 50n R375 100k C383 1000p C384 1p C387 1000p R376 100k D353 HVC350B C382 22p C386 24p D354 HVC350B L357 43n R378 0 C388 4p R379 100k C389 1000...

Page 68: ...C Q404 2SC4649 N P 16 8MHz MIC CM GND Q407 2SJ243 IC401 MB15A02 LIPPLE FILTER LD Q61 KRC404RTK DT INT KMI4 LOOP FILTER KMO1 HOOK RXD KMI2 TCX D A CONV D A CONV D A CONV CM CV 5C Q402 2SA1832 GR KMI2 DTMF 5C PLLE Q 2SK508 MICMT 5C CE CL DI Q1 2SK1824 X401 QT DQT TX SPM AFM AM CL CE DI FNC1 FNC8 GND 8C ALTI IGN DATAI SB EMGMIC FNC3 RESET DATAI 5C RXAFO TXAFI FNC2 RXD DETO RXAFI FNC1 TXD ALTI DETO2 T...

Page 69: ...8R RESET ROW IC33 NJM78L05UA CPU IC101 30622MAA B87GP AVR BPF Q36 KRC102S Q254 DTC363EU IC161 M62363FP 3 8 IC161 M62363FP 4 8 Q406 2SK508NV K52 IC35 PST9140NR 5C RESET X86 IC161 M62363FP 1 8 IC161 M62363FP 7 8 8 IC34 PST9140NR DTMF BEEP 8TC SQIN Q32 2SK1824 SBC Q251 2SC4617 S TXD 8C SPM MICEM SIGNAL Q34 KRC102S 8T DRIVE AMP PRE DRIVE AMP SB B IF DEMODULATOR AF PA AFM D351 352 HVC350B SW MCF INT Q4...

Page 70: ... MIC To make measurements in the AF section connect the AC level meter AG is set so that MIC input becomes 3kHz 1 5kHz Wide Narrow DEV at 1kHz MOD D CF1 CF2 450kHz 7 IC203 TX RX Unit S IC301 5 49 95MHz 9 IC201 G1 20 1 Center Frequency W 123 5dBm N 123 0dBm W 119 0dBm N 118 5dBm W 104 5dBm N 103 5dBm W 104 0dBm N 103 5dBm W 1 05Vrms N 0 44Vrms W 0 49Vrms N 0 20Vrms W 112 0dBm N 111 5dBm W 92 0dBm N...

Page 71: ...or a 0 45V 4Ω by the front panel AF VOL control Q406 vel meter 2dB SINAD TX RX Unit Q410 1 11 Q411 Power Module 2 D409 TX RX Unit IC402 Audio Frequency Q501 TX RX Unit VCO CF1 CF2 450kHz Q502 IC301 D602 ANT 7dBm 8dBm 5dBm 11dBm 9dBm 25W W 85 0dBm N 84 5dBm W N 0 33Vrms W N 0 32Vrms W N 0 26Vrms W N 0 30Vrms W N 0 31Vrms W N 10mVrms W N 0 50Vrms W N 0 45Vrms 14 J1 IC161 12 Q251 8 9 12 4ohm 10 IC251...

Page 72: ... x 107 D mm 1 0kg 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 High 25W Low 5W Spurious ...

Page 73: ...Ujeò E bf bf Lqf JSMP F ENOÇ_ pfk aF KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKK MKOUµs MKPRµs KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKK TRÇ_ SRÇ_ KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKK TMÇ_ SMÇ_ KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKTRÇ_ KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKQKMt KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKK...

Page 74: ...5018 Paris 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 Centr...

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