Kenwood TM-742 Скачать руководство пользователя

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Содержание TM-742

Страница 1: ...them on 8 5x11 paper if needed Please do not charge for access to this manual or put it on a pay walled website Erik this means keep it off your archive of plagiarized content known as mods dk Please do not down sample change the resolution of this manual if you re host it I maintain the master copy on my wiki here http wiki w9cr net index php Kenwood_TM 742 642 942 I paid for the scanning of this...

Страница 2: ...PTION 3 DESCRIPTION OF COMPONENTS 51 SEMICONDUCTOR DATA 68 PARTS LIST 71 EXPLODED VIEW 116 PACKING 120 ADJUSTMENT 122 PC BOARD VIEWS SCHEMATIC DIAGRAM CONTROL UNIT X53 346X XX 135 DISPLAY UNIT X54 3130 11 137 SCHEMATIC DIAGRAM 139 1200M TX RX UNIT X57 3600 11 143 430 440M TX RX UNIT X57 359X XX 149 220M TX RX UNIT X57 3810 10 153 144M TX RX UNIT X57 3580 XX 157 50M TX RX UNIT X57 3800 01 161 28M T...

Страница 3: ...3460 11 o o o o Control Unit X53 3460 21 o o Control Unit X53 3460 22 o Control Unit X53 3462 71 o o Control Unit X53 3462 72 o Display Unit X54 3130 11 o o o o 0 o o o o o 28TX RX X57 3790 01 o 50TX RX X57 3800 01 o 144TX RX X57 3580 11 o o o 144TX RX X57 3580 12 o o o o o o o 220TX RX X57 3810 10 o 440TX RX X57 3590 12 o o o 430TX RX X57 3590 22 o o 430TX RX X57 3592 72 o o o o o 1200TX RX X57 3...

Страница 4: ...onsisting of a three stage variable ca pacitor The resulting signal goes to the first mixer is mixed with the first local signal fromthe PLL circuit then converted to the first IF of 8 83 MHz The unwanted near by signal components are then eliminated by a two Item Rating Center frequency fo 8830 kHz Pass bandwidth 6 kHz or more at 3 dB Attenuation bandwidth 20 kHz or less at 40 dB 40 kHz or less a...

Страница 5: ... the desired frequency is produced by direct oscillation and is directly frequency modulated by means of a varicap diode Modulator circuit The audio signal from the control unit is input to microphone amplifier HIC ICS KCA04 IC4 consists of a preemphasis circuit amplifier limiter and splatter circuit that eliminates unwanted high frequency components The voltage controlled oscillator VFO signal is...

Страница 6: ...g reception 0 V during transmission IC1 I 0 7 V during unlock 2 V during lock C382I C34Z2 28 TX RX Unit PLL Synthesizer The VCO and PLL circuits are housed in a solid shielding case as a hybrid integrated circuit Compari son frequencies are produced by dividing a 9 285 MHz reference oscillation frequency by 1857 to correspond to the 5 10 15 20 and 25 kHz channel steps For 28 MHz the relationship b...

Страница 7: ...sistor The unwanted components of the signal are eliminated by a bandpass filter consisting of a three stage variable capacitor The resulting signal goes to the first mixer is mixed with the first local signal from the PLL circuit then converted to the first IF of 10 595 MHz The unwanted near by signal components are then eliminated by a two stage MCF The first IF signal is amplified and input to ...

Страница 8: ...irect oscillation and is directly frequency modulated by means of a varicap diode Modulator circuit The audio signal from the control unit is input to microphone amplifier FIIC ICS KCA04 IC4 consists of a preemphasis circuit amplifier limiter and splatter circuit that eliminates unwanted high frequency components The voltage controlled oscillator VFO signal is directly frequency modulated by means...

Страница 9: ...racteristics To cut high frequen cies a filter with Chebyshev characteristics is used before the antenna o p Fig 7 LPF Circuit 8T 8 V during transmission and unlock signal The signal output from pin 4 of IC1 is high during reception Q13 is turned on and Q14 and Q11 are turned off No voltage appears at the collector 8T of Q11 Serial data is output from the control unit during transmission and input...

Страница 10: ...fosc Reference oscillation frequency of 11 05 MHz R Binary 16 bit programmable counter setting value In this case n is 189 and A is 23 Therefore fvco 189x64 23 x11050 2210 12096 23 x5 60 595 MHz The following table lists the pin functions of the PLL circuit IC2 KCH10 2 V during lock 11 05 MHz i Data input Clock Input Enable input Modulation input 8 V during transmission 0 V during reception Lock v...

Страница 11: ...eception selection diode switch to the receiving front end The signal is then passed through an antenna matching coil and amplified to high frequencies by a GaAs gallium arsenide field effect transistor The unwanted components of the signal are eliminated by a bandpass filter consisting of a three stage variable capacitor The resultant signal is sent to the first mixer mixed with the first local s...

Страница 12: ...r output voltage of FM IF HIC IC5 KCD04 is supplied to the control unit Shift register circuit The ES CK and DT serial data from the control unit are sent to IC1 BU4094BF to perform the control operation outlined in the following table Pin NO Name Function Pin No Name Function 1 Strobe Enable input 9 Qs 2 Data Serial data input 10 Q s 3 Clock Clock input 11 Q8 TX RX selection H when TX is set 4 Q1...

Страница 13: ...he set against excessive temperature rise the high power unit has a thermal switch The high power unit is automatically setto a low power by the thermal switch when it exceeds the specified temperature 144 TX RX Unit PLL Synthesizer The VCO and PLL circuit are housed in a solid shielding case as a hybrid integrated circuit Com parison frequencies of 6 25 kHz and 5 kHz are produced by dividing a 12...

Страница 14: ...wave is output to the reception state 8C 8T R40 Wv W VT TTT m Fig 13 UT 220S 220 TX RX Unit Frequency Configuration The 220 MHz unit incorporates a variable frequency oscillator VFO based on a phase locked loop PLL synthesizer system that allows a channel step of 5 10 12 5 15 20 or 25 kHz to be selected The frequency in the receive signal channel is mixed with a first local oscillation frequency o...

Страница 15: ... second IFsignal and detected to producean audio signal Item Rating Center frequency fo 30 825 MHz Pass bandwiidth 7 5 kHz or more at 3 dB Attenuation bandwiijth 28 kHz or less at 40 dB Guaranteed attenuation 60 dB or more within Fo 1 MHz Spurious 40 dB or more Ripple 1 5 dB or less Insertion loss 3 dB or less Terminating impedance 4 7 kn 0pF Table 13 MCF L71 0420 05 220 TX RX unit XF1 Item Rating...

Страница 16: ...ce oscillation frequency of 12 8 MHz R Binary 10 bit programmable counter setting value 2560 In this case n is 295 and A is 75 Therefore fvco 295x128 75 x12800 2560 33760 75 x5 189 175 MHz The following table lists the pin functions of the PLL circuit APC circuit The automatic transmission output control circuit APC detects and partially amplifies the power amplifier output with a diode and contro...

Страница 17: ...wo stage amplifierand helical block of a GaAs gallium arsenide PET and junction FET The signal is then input to the first mixer The first mixer input signal is mixed with the first local signal from the PLL circuit and converted to a first intermediate frequency signal of 21 6 MHz The unwanted near by signal components are then eliminated by a two stage MCF The first intermediate frequency signal ...

Страница 18: ...tage output is always constant To protectthe set against excessive temperature rise the high power unit has a thermal switch The high power unit is automatically set to a low power by the thermal switch when it exceeds the specified temperature 430 TX RX Unit PLL Synthesizer TheVCO and RLLcircuitare housed in a solid shielding case as a hybrid integrated circuit Comparison frequencies of 6 25 and ...

Страница 19: ...ion diode switch to the receiving front end The signal is then amplified to high frequencies by a microwave GaAs gallium arsenide PET and sent to a dielectric filter The unwanted components of the signal are eliminated by a microwave transistor in another stage and the dielectric filter The resultant signal is input to the first mixer The front end block is matched by a microstrip line to ensure h...

Страница 20: ...n circuit Figure 19 shows the antenna selection circuit The receiver circuit obtains a low insertion loss and isolation with a two stage breaker circuit consisting of a V4 strip circuit The pin diode used as a switching device has a low junction capacitance The high frequency capacitance of the diode does not depend on the reverse bias voltage Figure 20 shows the equivalent circuit during transmis...

Страница 21: ...onship between fvc0 RX and each frequency division is given by fVco RX f 59 7 2 n X 128 A X fosc R Where fvco RX Previous outputfrequency that is multiplied by 2 during VCO reception f Reception frequency n Binary 10 bit programmable counter setting value M A Binary 7 bit programmable counter setting value fosc Reference oscillation frequency of 12 8 MHz TXCO R Binary 14 bit programmable reference...

Страница 22: ...shift will occur In the second intermediate frequency A portion of this second IF signal is detected This correction voltage is amplified NJM4558M and is used to control D1 and D2 via analog switch MN4066BS TP1 can be used to check the value of this control voltage D1 and D2 are in series with the 59 245 MHz oscillator circuit and provide voltage control of this oscillator VCXO Voltage con trolled...

Страница 23: ... SI is the serial data input and an inverter is located between them to protect the ports of the microprocessor The data communication system is asynchronous and a communication rate of 31250bps is realized Since the connection is checked once every 0 5 se cond by the microprocessor of the control unit side the power turns OFF when the panel unit is removed Fixed voltage when ALT is OFF Deviation ...

Страница 24: ...RITE mode is set by sticking CS to L and WR to When the serial address and the data to be written it is not necessary to write it in the counter are entered from Sin they are fetched at the leading edge of the SCK clock When WR is fetched with the 8th lead ing edge fo the CSK clock the following data is written in the entered address Counter Increment of the data Register 4 bit data entered form S...

Страница 25: ... must be given 320 bit data every time For the ENABLE signal to be outputted the DATA line is switched Fl L 4 times at the point A B with the CLOCK line stuck at FI after transmitting 320 bits for MSM5265 CLOCK LOAD DATA DATA DATA DATA OUT SEG1 SEG1 SEG80 SEG80 C L R C L R LCD Fig 34 Display Circuit DIMMER CIRCUIT The dimmer circuit changes the brightness of the lamps in 6 steps Figure 35 shows th...

Страница 26: ...ckup circuit is also connect ed to the clock IC IC6 S 3520CF and it gets in the access inhibit backup state when the L level Is en tered Refer to the Port List for IC6 To IC2 6 Vcc VDD _ C 3 3 D 5 I C1 2 i C 2 6 _ C 2 8 Reset circuit Reset backup circuit Fig 36 Reset Backup Circuit To IC6 TOW MICROPHONE KEY INPUT CIRCUIT The UP DOWN keys and the function keys of the microphone are connected to the...

Страница 27: ... Q7 Q6 Q5 Q4 Q3 Q2 Q1 Entered in succession after dimmer data ES Shift register B Shift register A Fetched in latch with H lh iQre than 40 ns pjq t s u More than 125 ns SHIFT REGISTER PORT SPECIFICATION LIST VOL SO HIC CONTROL UNIT X53 346X XX SHIFT REGISTER A 4094 BUILT INTO IC113 S Reg Port Pin No Port Data Name SA VE Bac kup Function Circuit Terminal name Q1 4 PD__RDMUT RD mute 0 ON 1 OFF RD MU...

Страница 28: ... is resistance 1 No resistance Q8 11 PD__SQC4 BAND C squelch level adjustment bit 4 0 There is resistance 1 No resistance All bits are stuck at H H lF when MONI ON Data conning from the panel are inverted when they enter the shift register CONTROL UNIT X53 346X XX SHIFT REGISTER C4094 BUILT INTO IC114 S Reg Port Pin No Port Data Name SA VE Bac kup Function Circuit Ter minal name Q1 4 PD__ For dimm...

Страница 29: ...Vss P20 A8 P21 A9 P22 A10 P23 A11 P24 A12 P25 A13 P26 A14 P27 A15 Vcc P47 PW1 P46 PW0 P45 TMRI1 37 P44 TM01 S 39 P43 TMCI1 P42 TMR0 Ro 3 3 3 S l il l 1 333 1 Ln S 2 a o o RRF1RF1F1FIRF1RRRRRRF1F1RHR I5 33333 11 z z zON a s I Td T3 ha 0 13 hS h3 0 Ov 0 0 0 ON 0 u Il 3 i g I S o R n i 0 0 0 z 0 H 0 73 73 0 H r C C Z 0 m 0 H Z 0 X CJI H C a 1 0 CJ Z 4 0 X1 H 80 I P86 SCK1 RQ5 X 79 I P85 RXD1 X 78 I P...

Страница 30: ...17 A7 P_A7 0 I T P20 A8 P_A8 0 I T P21 A9 P_A9 0 I r P22 A10 P_J 10 0 I T P23 A11 P_A11 0 I T P24 A12 P_A12 0 I t P25 A13 P_RAMCE2 0 I External RAM CE2 CE2 P26 A14 P_RAMCE11 0 I External RAM CE1 Input composing AND with P_RAMCE12 CE1 P27 A15 P_RAMCE12 0 I External RAM CE1 Input composing AND with P_RAMCE11 t P30 DO P_DATO I O I External RAM I O Expander data P31 D1 P_DAT1 I O I T P32 D2 P_DAT2 I O...

Страница 31: ... 0 I Clock data output CTCSS Unit Data S3520CF SIN P44 TMOl P__BEEP 0 I ri Stuck at the L level Beep sound output when there js no Qu of terminal Effect sound the Beep sound BZ P45 TMRIO P_PSW 0 I Power switch 0 Power ON 1 Power OFF PSW P46 PWO P_TONE 0 I Sub tone P47 PW1 P__CKSCK 0 I Clock synchronism signal output S3520Cf SCKl Serial Parallel conversion HD74HC165F CTCSS Unit Clock P50 TXDO P_SO ...

Страница 32: ...put 1 MIC DTSEL P66 FTOB IRQ6 P__DICE 0 I DTMF tone generator TC35219 TOE 0 No output a Tone output CE P67 IRQ7 P__DTOE 0 I DTMF receiver LC7385 TOE 0 High impedance 1 Enable EN P70 ANO P__DOWN 0 I Mic DOWN MR PF Port shared with RXD1 P71 AN1 P_UP I I Mic UP CALL VFO Port shared with SCK1 P72 AN2 P__ALTA I I BAND Unit A ALT input P73 AN3 P__ALTB I BAND Unit B ALT input P74 AN4 P__ALTC I I BAND Uni...

Страница 33: ...Shared with Mic DOWN terminal ANO KBSI P86 SCK1 IRQ5 P__KBCK I O I NEW KENWOOD BUS Clock 1 Shared with Mic UP terminal AND KBCK P90 ADTRG IRQ2 P__R PTON 0 I Operation of REPEATER 0 ON function 1 OFF P91 1RQ1 P_TPOUT I I Clock reference signal input S 3520 TPout P92 IRQO P__VF I I Power check 0 During backup 1 During operation P93 RD P__RD 0 I External RAM I O Expander read control signal 0 Externa...

Страница 34: ...Enable Data latch at 1 0 VOLCSA PB4 0 Electronic volume 1 Enable Data latch at leading edge 1 0 VOLCSB PB5 BEEP MUTE BAND A 0 MUTE OFF 1 MUTE ON MUTEA PB6 BEEP MUTE BAND C 0 MUTE OFF 1 MUTE ON MUTEC PB7 BEEP MUTE BAND B 0 MUTE OFF 1 MUTE ON MUTEB PCO I BAND Unit A busy input 0 BUSY 1 CLOSE SCA PC1 BNAD Unit B Busy input 0 BUSY 1 CLOSE SCB PC2 BNAD Unit C Busy Input 0 BUSY 1 CLOSE see PC4 I O BAND ...

Страница 35: ...TE OFF 1 MUTE ON PE3 0 AF MUTE BAND C 0 MUTE OFF 1 MUTE ON 2 3 Types of band units BAND Unit EP X CK X DT X Unit No Number after conversion No unit 0 0 0 0 0 28 MHz BAND 0 0 1 1 1 50 MHz BAND 0 1 1 3 2 144 MHz BAND 1 1 0 6 3 220 MHz BAND 0 1 0 2 4 430 MHz BAND 1 0 1 5 5 1200 MHz BAND 1 0 0 4 6 NOTE X is A B or C The number after conversion is used on the program 1 2 3 CTC2 CTC1 CTCSS operation uni...

Страница 36: ...E 0 0000 1 second column counter 0001 10 second column counter 0010 1 minute column counter 0011 10 minute column counter 0100 1 hour column counter 0101 10 hour column counter 0110 Day of the week counter 0111 1 day column counter 1000 10 day column counter 1001 1 month column counter 1010 10 month column counter 1011 1 year column counter 1100 10 year column counter 1101 Control register 1 1110 ...

Страница 37: ...rrry DET is used to check the power ON clear detection It is stuck at when power ON clear is detected and at O in tlM ordinary mode LIST OF TERMINALS OF THE PARALLEL SERIAL CONVERTER 1C PARALLEL IN SERIAL OUT CONTROL UNIT X53 346X XX 8 bit Shift Register HD74HC165F IC7 Terminal No Name Function I O Expander terminal name 1 S L Data shift load selection terminal S L L Data entered in the 8 inputs A...

Страница 38: ...mission remodeling data bit 4 0 Remodeling 1 No remodeling I I 1 FAN Delay Time setting input FAN control P FANDL 1 P FANDL 0 Permanently ON when POWER is ON 0 0 ON during transmission 0 1 ON during transmission ON during 1 minute after and of transmission 1 0 ON during transmission ON during 2 minutes after end of transmission 1 1 r MiNG CHART CL0CI SHIFT LOAD II H H II H OUT PUT QH II L L II L H...

Страница 39: ...CQ CQ PC PC N N P PC o I PC N o O PC N u N o ro cs H 0 0 0 PC PC PC U 00 O 00 Ov 00 00 PC PC PC 60l R81 INT5 5 R80 INT4 RD3 AN7 AGND 58 I R73 INT3 57 I R72 INT2 56 I R71 INT1 RESET OSCl 0SC2 R70 INT0 R63 TOE2 R62 TOE1 R6Wref ID R60 COMP TEST HD404719A26H 47 I R50A disp 46 I R43 45 I R42 44 R41 43 I R40 42 I R33 41 R32 O O o q ac pc PC PC PC PC oqqqqopcpc i i 38 ...

Страница 40: ...OPEN 9 TEST 1 1 5 V 5M 10 Vcc 5 V 5M 11 Do PDoPSW I PSW L ON 12 Di PDoVFO 1 1 VFO 13 D2 PDoMR 1 1 MR 14 Ds PDoCALL 1 1 CALL 15 D4 PDoF I I F 16 Ds PDoBELL 1 1 BELL 17 De PDoTONE 1 1 TONE 18 D7 PDoREV 1 REV 19 Ds PDoDTSS I I DTSS 20 Dg PDoLOW 1 1 LOW 21 Dio PDoMUTE I I MUTE 22 Dll PDoLINK 1 1 RC 23 Di2 PDoMHZ 1 1 MHz 24 Di3 PDoCSA 1 1 CSELA 25 Di4 PDoCSB 1 1 C SEL B 26 Dis PDoCSC 1 1 C SEL C 27 ROo...

Страница 41: ...LED B RED 1 38 R2s 0 OIL CS LED B RED 1 39 R3o 0 0 L CS LED C GRN 1 40 R3i 0 OIL CS LED C GRN 1 41 R32 0 OIL CS LED C RED 1 42 R3s 0 0 L CS LED C RED 1 43 R4o 0 OIL Function LED L ON H OFF 44 R4i 0 0 L NC OPEN 45 R42 0 L NC Vcc 46 R4s OIL NC Vcc 47 R5o Vdisp 1 1 NC GND 48 R5i 1 1 NC GND 49 R52 1 1 NC GND 50 R5s 1 1 NC GND 51 R60 COMP 0 1 DISPLAY CK 52 R6i Vref 0 I DISPALY DT 53 R62 TOE1 0 I NC OPE...

Страница 42: ... GND 66 R93 SO2 1 1 NC GND 67 RAo ICTo 0 0 H CLK OUT 68 RA1 ICT1 1 1 NC GND 69 RA2 TOG 1 1 NC GND 70 RA3 BUZZ 1 1 NC GND 71 RBo TOC 1 1 NC GND 72 RB1 TOB 1 1 NC GND 73 AVcc 5 V 5 C 74 RCo ANO 1 1 VOL A 75 RC1 ANI 1 1 VOL B 76 RC2 AN2 1 1 VOL C 77 RC3 AN3 1 1 SOL A 78 RD0 AN4 1 1 SOL B 79 RD1 AN5 1 1 SOL C 80 RD2 AN6 1 1 B VOLTAGE I o Pull up with the hardware LOW active 1 DIMMER control of the var...

Страница 43: ...Y 8 95 845 100Kb lOOKg 37 23 S73 L SI 9 94 844 Burst1 Burst2 38 22 S72 M S2 10 93 843 lOKa lOKf 39 21 S71 1 5 9 S3 11 92 842 lOKd lOKe 40 20 S70 S6 S4 12 91 841 lOKc lOKdp 41 19 S69 BELL 13 90 840 10Kb lOKg 42 18 S68 ALT 14 89 839 F 43 17 S67 IGbc 15 88 838 1 Ka 1 Kf 44 16 S66 L R 16 87 837 1 Kd IKe 45 15 S65 lOOMa lOOMf 17 86 836 1 Kc 05 K 46 14 S64 lOOMd lOOMe 18 85 835 1Kb IKg 47 13 S63 lOOMc 1...

Страница 44: ... lOMe 77 55 S5 lOMc 78 54 S4 10Mb lOMg 79 53 S3 80 52 S2 T C CSs 81 51 SI IMa IMf 82 48 COM A 49 COM B I I 1C 1C LCD SEG LCD Pin No Pin Name C0M1 COM2 Term No C0M1 COM2 30 S80 IMd IMe 83 29 S79 IMc IMdp 84 28 S78 IMb IMg 85 27 S77 DTSS REV 86 26 S76 lOOKa lOOKf 87 25 S75 lOOKd lOOKe 88 24 S74 lOOKc lOOKdp 89 23 S73 CLKdp 90 22 S72 100Kb lOOKg 91 21 S71 Bursti Burst2 92 20 S70 lOKa lOKf 93 19 S69 l...

Страница 45: ... lOMg 130 83 S33 131 82 S32 T C CSS 132 81 S31 IMa 1 Mf 133 80 S30 IMd IMe 134 79 S29 1 Me IMdp 135 78 S28 1Mb 1 Mg 136 77 S27 DTS REV 137 76 S26 lOOKa lOOKf 138 1C 1C LCD SEG LCD Pin No Pin Name COM1 COM2 Term No 75 S25 100Kb lOOKe 139 74 S24 lOOKc lOOKdp 140 73 S23 CLKdp 141 72 S22 100Kb lOOKg 142 71 S21 Burstl Burst2 143 70 S20 lOKa lOKf 144 69 SI 9 lOKd lOKe 145 68 SI 8 lOKc lOKdp 146 67 SI 7 ...

Страница 46: ...ered in the DTMF decoder IC11 LC7385M When an effective tone is detected the terminal STD is stuck at H and P67 of the microprocessor is enabled As a result data are entered in P60 to P63 and the coincidence with the preset DTSS codes is checked by the microcomputer On the other hand the input from the DTMF micro phone is read and controlled by switching the input of IC11 by means of 07 and the mi...

Страница 47: ...5 4 3 2 1 0 0 0 0 0 0 0 0101000000 01 40 5 kHz 0 0 0 0 0 0 0 0100000000 01 00 5 25 kHz Bit Name H L Da Data latch selection Reference Comparison Dr SW2 H OFF L ON Dc SW1 H OFF L ON Do POWER switch OFF ON de Test Test Normal Fig 46 M56760 PLL DATA ADD BIT 0 1 2 3 1BH 1 2 3 4 1CH 5 6 7 8 1DH 9 10 11 12 1BH 13 14 15 16 1FH 17 1F 1E ID 1C IB 1A 6 10 14 18 1 7 11 15 19 2 8 12 16 20 3 5 9 13 17 21 4 IF ...

Страница 48: ...ed 19bit CK DT RST MSB L 5B 16blt CK DT MSB LSB Fig 48 PLL Frequency Division Ratio Data Transfer Format Fig 49 Reference Frequency Division Ratio Data Transfer Format LSB I 2 3 4 5 6 7 8 9 10 II 12 13 14 15 16 17 18 Dummy L Control Swallow counter division rste A Main coun ter division rete N 2 2 22 23 24 25 21 22 23 24 25 2 27 28 29 13 Dummy LSB D 1 1 1 1 2 1 3 4 5 6 7 8 9 10 11 12 13 14 r 151 1...

Страница 49: ...nder IC101 to IC112 HIC as serial data The buzzer sound heard when the key is pressed is outputted from the IC P44 of the control unit MIXed with the DTMF monitor output and is outputted to 10112 IC112 carries out the LEVEL MUTE processing of the audio signal in conformity with the received data and after that the signal Is outputted to the speaker chan geover switch IC106 Figure 51 The volume lev...

Страница 50: ...aker jack To speaker jack of control unit Internal Speaker Fig 53 I SQUELCH CIRCUIT Squelch can be preset at each band by means of the squelch potentiometer located in the panel unit The squelch potentiometer signal is converted to 5 bit data through A D conversion at the microprocessor of the panel unit Data are sent from the panel unit to the microproces sor of the control unit and after data co...

Страница 51: ...s output during the power on sequence 8 SC L when squelch input is busy 9 8C 9 SO 50 k ohms when squelch D A output is tight 10 SB 13 8 V is output during the power on sequence 10 SM Signal strength meter voltage Input 11 SC 5 V is output during the power on sequence 11 RA Detection input squelch circuit 12 ALT ALT voltage input 12 RD Detection input no squelch circuit Table 20 Pin functions as vi...

Страница 52: ...er IC9 Low frequency amplifier adder Mic amplifier DTMF modulation system adder IC10 DTMF encoder Refer to the circuit description IC11 DTMF decoder Refer to the circuit description IC12 Reset IC IC13 14 Serial data inverter buffer For serial data IC15 Analog switch For switching during backup RD WR IC16 Analog switch For switching during backup CK IC101 I O expander Refer to the circuit descripti...

Страница 53: ...scription IC113 HIC for SQ Refer to the circuit description IC114 HIC for dimmer Refer to the circuit description Q1 Low frequency amplification Mic amplifier Q2 Buffer amplifier For mic RD Q3 For mic line muting Mic muting during ON During DTMF signal transmission Q4 5C switch Switch for 5C line Q5 Switch For RESET Q6 9 Switch Power detection circuit for backup Q7 Switch For and dual and single t...

Страница 54: ...roprocessor Refer to circuit description IC2 5V AVR reset ICS 4 5 6 203 206 Serial data inverter buffer IN c IN c r 5V 1 OUT IC201 202 LCD driver IC204 Flip flop Enable generation circuit IC205 5V AVR For LCD driver flip flop Inverter 01 5V power switch ON when 03 is ON 02 5V power switch ON when 04 is ON 03 5V power switch Turned ON by port DO of microcomputr when PS ON 04 5V power switch ON when...

Страница 55: ...r mixer IF amplifier detector Low frequency amplifier Noise detector Squelch switch First IF input 8 83 MHz 3 Second local oscillator input 9 285 MHz Squelch output busy signal 0 V while busy Noise detection voltage output DC Signal strength meter output Detection output RD output AF OUT IC7 9V AVR 9V ICS 01 Out of band reception Mixer RF amplifier HET input 2 IF output 8 V 8 V outside band 0 V wi...

Страница 56: ...uring transmission IC1 010 2V while locked 0 7V while unlocked ZZC40 C41 010 012 013 OFF Oil 014 024 ON During transmission 010 012 013 024 ON Oil 014 OFF During reception 015 17 Inverter 018 Modulation system mute ON during reception 019 CV line buffer 020 HET output amplifier 28 29 695 MHz During transmission 36 83 38 525 MHz During reception 021 022 VCO 8V ripple filter Middle not for 10 W LOW ...

Страница 57: ...itch D1 OFF and D2 ON When ATT ON D1 ON and D2 OFF When ATT OFF D3 D6 Varicap tuner D7 MET selection switch D8 Reverse flow prevention D9 HET selection switch D10 Temperature compensation ARC D11 D12 Antenna transmit receive switch ON Transmit OFF Receive D13 D14 Power detection APC D15 Reverse power connection prevention D16 Reverse flow prevention D17 Temperature compensation i i 56 ...

Страница 58: ...lator mixer IF amplifier detector Low frequency amplifier Noise detector Squelch switch First IF input 10 595 MHz Second local oscillator input 11 05 MHz Squelch output busy signal 0 V while busy Noise detection voltage output DC Signal strength meter output Detection output RD output AF OUT IC7 9V AVR 9V 13 8V ICS Out of band reception HET Input 2 IF output 8 V 8 V outside band 0 V within band Mi...

Страница 59: ...ransmission 2V while locked 0 7V while unlocked C382Z ZZC35 C34Z2 2ZC40 C41 010 012 013 OFF 011 014 024 ON During transmission 010 012 013 024 ON Oil 014 OFF During reception 015 17 Inverter 018 Modulation system mute ON during reception 019 CV line buffer 020 HET output amplifier 50 53 995 MHz During transmission 60 595 64 590 MHz During reception 021 022 VCO 8V ripple filter Middle not for 10 W ...

Страница 60: ...T ON D1 ON and D2 OFF When ATT OFF D3 D6 Varicap tuner D7 HET selection switch D8 Reverse flow prevention D9 HET selection switch DIO Temperature compensation Dll D12 Antenna transmit receive switch APC D13f D14 Power detection ON Transmit OFF Receive D15 Reverse power connection prevention APC D16 Reverse flow prevention D17 Temperature compensation I I 59 ...

Страница 61: ...signals are busy Noise detection voltage output DC Signal strength meter output Detection output RD output AF output IC7 Low frequency amplification and limiter Microphone amplifier ICS 144 MHz band transmission driver Operation during transmission Input Output 144 to 148 MHz band IC9 ARC IC10 Power module IC11 VCO PLL 0 V during lock 12 8 MHz Data input Clock input Enable input lOV Modulation inp...

Страница 62: ...uting ON during reception 019 CV line buffer 144 MHz band 020 PLL output amplification 021 PLL 8 V ripple filter 022 Middle low POWER switch Middle and low POWER switches are set ON when high 023 APC control Operation during transmission 024 Squelch hysteresis switch OFF when busy D1 D7 Varicap diode tuning Dll Antireverse current D12 Antireverse current D13 PLL output switch D14 Temperature compe...

Страница 63: ...ge output DC Signal strength meter output RD output AF OUT IC7 ICS IC9 IC10 IC11 Low frequency amplifier limiter Microphone amplifier 220 MHz band transmission Drive ARC Power module VCO PLL Operation during transmission 220 224 995 MHz Input Output 5V 2 V during locking 9 285MHz Data input Clock input Enable input 5C MD 9C LD NC XI 8CL XO DP ST CV CP EP E HT Modulation input i 9V 8V 8 V during tr...

Страница 64: ...N during reception 019 CV line buffer 020 MET output amplifier 220 224 995 MHz During transmission 189 175 194 17 MHz During reception 021 022 VCO 8V ripple filter MIddle low power switch M 7 5V H 7 5V M OV U OV 023 ARC control Operation during transmission 024 Squelch hysterisis switch ON while busy D3 5 7 20 Varicap tuner Dll 12 Reverse flow prevention D13 HET selection switch D14 Temperature co...

Страница 65: ...can control and busy signals are busy Noise detection voltage output DC Signal strength meter output Detection output RD output AF output Microphone amplifier ICS Shift register See the circuit description IC4 10V AVR IC5 ARC IC6 430 MHz band transmission driver Output Input IC7 Power module IC10 VCO PLL 0 V during lock Data input Clock input Enable input 30 40 Modulation input Lock voltage PLL ou...

Страница 66: ...rse current Antenna transmission reception selection Power detection Power reverse connection protection Antireverse current IF level limiter Description IC3 OV during transmission 0 V during lock i Q8f Q9f and 010 are set OFF during transmission 011 and 012 are set ON during transmission I 08 09 and 010 are set ON during reception 011 and 012 are set OFF during reception ON during reception IC5 I...

Страница 67: ...output AF output ICS ALT 8 V H during ALT Detection input DC IC4 Low frequency amplification and limiter Microphone amplifier IC5 Shift register See the circuit description IC6 9VAVR 9V IC7 Predrive Input Output ICS Drive Output Input IC9 APC IC10 Power module IC11 VCO PLL 12 8 MHz Data input Clock input Enable input Modulation input H during reception Lock voltage PLL output IC12 5VAVR Three term...

Страница 68: ...ing reception Modulation muting OFF when low 8T voltage selection 019 020 PLL output amplification Operation during transmission Transmitting PLL output amplification 8 V ripple filter Operation during transmission APC control ON when high Lower power switch OFF when busy Squelch hysteresis switch ON during transmission 01 POWER switch IF level limiter Antireverse current D4 D17 Constant voltage c...

Страница 69: ...VCEO RBE oo 20V 1C 25A Pc Tc 25 C 270W Ti 175 C Tstg 55 175 C Ta 25 3 C External view Collector D Base D Emitter Emitter Flange Emitter Power Transistor MRF492 50 TX RX Unit Electrical characteristics Item Conditions Maximum value VCBO 36V Vebo 4 0V VCEO 18V 1C 20A Pd Tc 25 C 250W Tstg 65 150 C External view Emitter 2 Base D Emitter Collector i i 68 ...

Страница 70: ...ecJ effeciency r T 25 Same as above 45 Harmonics HRM 25 Same as above 30 25 dB Power module M57774 220 TX RX UNIT Equivalent circuit diagram I 77T T7T Electrical characteristics External view Input terminal First power supply terminal End power supply terminal Output terminal Fin earth Item Symbol Tc C Conditions Standard value Unit Minimum Standard Maximum Frequency f 220 225 MHz Output power Po ...

Страница 71: ...ij effeciency ilT 25 Same as above 40 45 Secondary spurious strength 25 Same as above 30 dB Tertiary spurious strength 25 Same as above 30 dB Power module M67711 1200 TX RX UNIT Equivalent circuit diagram l DHH Electrical characteristics External view Input terminal First power supply terminal Driver power supply terminal End power supply terminal Output terminal Fin earth Item Symbol Tc C Standar...

Страница 72: ... 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 3150 4000 5000 6300 8000 Chip capacitors CC 73 F SL1H000 J 1 2 3 4 5 6 7 Chip CH RH UJ5D CK73F F 1 H 0 0 0 Z IcAir I 7 B rI J L 2 L__ f T T T 1 V 1 2 3 4 5 6 7 Chip B F RESISTORS Chip resistor Carbon Dimension EX rR 3 E B2B000 J I I r r 1 r I 7rJy Tr X T 1 2 3 4 5 6 7 Chip B F Car...

Страница 73: ...46 0410 30 WARRANTY CARD K 22 IJ B46 0419 00 WARRANTY CARD EE2E3 22 IJ B46 0422 00 WARRANTY CARD P 23 11 IJ B59 0466 00 SUB INSTRUCTION MANUAL 24 IJ B62 0287 10 INSTRUCTION MANUAL 25 IJ B62 0288 00 INSTRUCTION MANUAL MM2E3 25 IJ B62 0289 00 INSTRUCTION MANUAL EE2 30 11 B62 0345 00 INSTRUCTION MANUAL FRANCE PMM2EZ 27 IB B72 0504 04 MODEL NAME PLATE TM 742A KP 27 IB B72 0505 04 MODEL NAME PLATE TM 7...

Страница 74: ... PMM2 49 IT H25 0750 04 PROTECTION BAGC170X270 EE2E3 66 3J a H52 0370 04 ITEM CARTON B0XCTM 742A 440M KP 66 3J H52 0371 04 ITEM CARTON BOXCTM 742A 430M MM2 66 3J H52 0372 04 ITEM CARTON BOXCTM 742E EE2E3 it H62 0323 04 OUTER CARTON BOXCTM 742A KPMM2 H62 0324 04 OUTER CARTON BOXCTM 742E EE2E3 67 21 J20 0319 24 MIC FOOKCACSY KP 68 IB J21 4308 14 MOUNTING HARDWARECFAN 69 1B 3B J21 4352 03 MOUNTING HA...

Страница 75: ...10 05 SHEET FPC TM 942 1 lA t AOl 2068 03 METALLIC CABTNET UPPER 2 3A t AOl 2069 03 METALLIC CABTNET BOTTOM 3 2F t A13 1601 02 FRAME 6 2C A62 0197 03 PANEL ASSY UPPER 4 2E t A62 0206 02 PANEL BODY 5 3C A62 0219 03 PANEL ASSY LOWER 7 2D t A82 0012 02 BACK PANEL UPPER 8 3D A82 0013 02 BACK PANEL LOWER 10 2D t B03 0577 04 DRESSING PLATE 14 2D t B41 0696 04 CAUTION LABEL 15 1A 1B B42 2455 04 LABEL M4x...

Страница 76: ...HEET 30X20 ENCODER 59 3B 2E G53 0508 04 NON WOVEN FABRIC 30X10 60 31 HI 0 2696 12 POLYSTYRENE FOAMED FIXTURE 61 11 t HI 1 0856 24 PACKING FIXTURE PM 47 IT HI 1 0857 24 PACKING FIXTURE PM t HI 3 0861 04 PROTECTION BOARD K t HI 3 0901 04 PROTECTION BOARD PM 62 31 HI 3 0897 04 PROTECTION BOARD 150X30 63 21 H25 0029 04 BAG KP 64 21 H25 0079 04 BAG 200X200 65 3J H25 0723 04 BAG 230X400 H25 0750 04 BAG ...

Страница 77: ...X57 3580 11 TX RX UNIT 144MHZ BOW 96 2B X57 3590 13 TX RX UNIT 440MHZ 35W KP 96 2B X57 3590 23 TX RX UNIT 430MHZ 35W M 97 2B X57 3600 11 TX RX UNIT 1200MHZ lOW CONTROL UNIT X53 3460 XX Cl 4 CK73FB1HI02K CHIP C lOOOPF K C5 CK73FB1El04K CHIP C O IOUF K C6 CK73FF1Cl05Z CHIP C l OUF Z C7 CK73FB1E223K CHIP C 0 022UF K C8 CK73FB1HI02K CHIP C lOOOPF K C9 CK73FB1El04K CHIP C 0 lOUF K CIO CK73FB1H102K CHIP...

Страница 78: ...14 CK73FB1HI02K CHIP C lOOOPF K Cl 15 117 CK73FB1El04K CHIP C O IOUF K Cl 18 CK73FF1Cl05Z CHIP C l OUF Z Cl 1 9 CK73FB1HI02K CHIP C lOOOPF K Cl 20 CC73FSL1HIOIJ CHIP C lOOPF J Cl 21 CK73FB1H102K CHIP C lOOOPF K Cl 22 CK73FB1El23K CHIP C 0 012UF K Cl 23 CK73FB1El04K CHIP C O IOUF K Cl 24 125 CE04EW1A470M ELECTRO 47UF lOWV Cl 26 CE04EW1A471M ELECTRO 470UF lOWV Cl 27 128 CE04EW1A470M ELECTRO 47UF lOW...

Страница 79: ...HIP R 1 OK J 1 lOW R8 RK73FB2A472J CHIP R 4 7K J 1 lOW R9 RK73FB2A102J CHIP R 1 OK J 1 lOW RIO RK73FB2A154J CHIP R 150K J 1 lOW Rll RK73FB2A223J CHIP R 22K J 1 lOW R12 RK73FB2A102J CHIP R l OK J 1 lOW R13 RK73FB2A332J CHIP R 3 3K J 1 lOW KPMM2 R13 RK73FB2A561J CHIP R 560 J 1 lOW EE2E3 R14 RK73FB2A392J CHIP R 3 9K J 1 lOW KPMM2 R14 RK73FB2A822J CHIP R 8 2K J 1 lOW EE2E3 R15 RK73FB2A183J CHIP R 18K ...

Страница 80: ...IP R 47K J 1 lOW EE3 R65 366 RK73FB2A473J CHIP R 47K J 1 lOW R67 RK73FB2A473J CHIP R 47K J 1 lOW KPMM2 R67 RK73FB2A473J CHIP R 47K J 1 lOW E2 R68 RK73FB2A474J CHIP R 470K J 1 lOW R69 RK73FB2A121J CHIP R 120 J 1 lOW R70 71 RK73FB2A474J CHIP R 470K J 1 lOW R72 RK73FB2A682J CHIP R 6 8K J 1 lOW R73 RK73FB2A473J CHIP R 47K J 1 lOW KPMEEz R74 RK73FB2A473J CHIP R 47K J 1 lOW KP R74 RK73FB2A473J CHIP R 47...

Страница 81: ...1 lOW D1 DAN202U DIODE D2 4 MAI 12 DIODE D5 DTZ9 KA DIODE D6 MAI 12 DIODE DlOl 103 DA204U DIODE ICl HD6433388A04F IC CPU IC2 LC3564PML 12 ICC8192 X8 RAM IC3 TA78L06F IC IC4 TC74HC133AF IC IC5 TC74HC00AF ICC 2 INPUT NAND GATE IC6 S 3520CF IC IC7 t HD74HC165FP IC IC8 BU4066BF ICC ANALOG SWITCH X4 IC9 NJM4558E ICCOP AMP ICIO TC35219F IC ICll LC7385M ICCDTMF DECODER TCI 2 PST7030MT IC TC13 14 TC4S11F ...

Страница 82: ...1 103 CK73GB1HI02K CHIP C lOOOPF K C201 CK73GB1HI02K CHIP C lOOOPF K C202 203 CC73GSL1HI 01J CHIP C lOOPF J C204 205 CK73GB1El03K CHIP C 0 01OUF K C206 207 CK73GB1HI02K CHIP C lOOOPF K C208 C92 0047 05 ELECTRO 47UF 6 3WV C209 CK73GB1El03K CHIP C 0 01OUF K E29 1112 14 CONNECTOR TERMINAL E37 0309 05 CNl E40 3262 05 PIN CONNECTOR FOR INSIDE CN2 E40 5587 05 PIN CONNECTOR FOR INSIDE CN3 E40 3262 05 PIN...

Страница 83: ...P R 3 3 J 1 16W R204 205 RK73GB1JIOOJ OHIP R 10 J 1 16W R206 RK73GB1J105J OHIP R l OM J 1 16W R207 RK73GB1J104J OHIP R lOOK J 1 16W R208 209 RK73GB1J222J OHIP R 2 2K J 1 16W R21 0 RK73GB1J223J OHIP R 22K J 1 16W R211 212 RK73GB1J1OOJ OHIP R 10 J 1 16W VRl 3 R23 9409 05 POTENTIOMETER SI 01 11 2 S70 0408 05 TAOT SWITOH SI 13 11 5 S70 0409 15 TAOT SWITOH t B38 0379 05 DISPLAY ASSY D1 MAI 12 D2 t MA72...

Страница 84: ...2 CK73FB1HI02K CHIP C lOOOPF K C33 CK73FB1E104K CHIP C O IOUF K C34 35 CK73EF1Cl05Z CHIP C l OUF Z C36 37 CK73FB1El03K CHIP C O OlUF K C39 CC73FCH1H010C CHIP C IPF C C44 45 CE04NW1C470M ELECTR0 47UF 16WV C46 C92 0504 05 CHIP TAN 0 68UF 20WV C47 CE04NW1C470M ELECTRO 47UF 16WV C48 C92 0003 05 CHIP TAN 0 47UF 25WV C49 CE04NW1ElOOM ELECTRO lOUF 25WV C50 CE04NW1C470M ELECTRO 47UF 16WV C51 52 CK73FB1El0...

Страница 85: ... CK73FB1HI02K CHIP C lOOOPF K Cl 04 CK73FB1El03K CHIP C O OlUF K Cl 05 CK73FB1H223K CHIP C 0 022UF K Clio CC73FCH1H030C CHIP C 3PF C cm CK73FB1El03K CHIP C O OlUF K Cl 12 CE04NW1A221M ELECTRO 220UF lOWV Cl 1 3 CC73FCH1HIOOD CHIP C lOPF D Cl 14 115 CC73FSL1H101J CHIP C lOOPF J Cl 1 6 CC73FCH1H080D CHIP C 8PF D Cl 1 9 CE04NW1ElOOM ELECTRO lOUF 25WV Cl 20 127 CC73FSL1HIOIJ CHIP C lOOPF J C128 129 CK7...

Страница 86: ...DUCTORC 82NH L20 L40 1001 19 SMALL FIXED INDUCTOR 1OUH XI L77 1405 05 CRYSTAL RESONATOR 12 8MHZ X2 L77 1473 05 CRYSTAL RESONATORC10 245MHZ XFl L71 0228 05 CRYSTAL FILTERC10 7MHZ W N09 2077 05 SCREW MODULE N N87 2606 46 BRAZIER HEAD TAPTITE SCREWCANT U N88 2606 46 FLAT HEAD TAPTITE SCREW R4 RK73FB2A103J CHIP R lOK J 1 lOW R5 RK73FB2A333J CHIP R 33K J 1 lOW R6 RK73FB2A274J CHIP R 270K J 1 lOW R7 RK7...

Страница 87: ...J CHIP R lOK J 1 lOW R61 RK73FB2A471J CHIP R 470 J 1 lOW R62 R92 0670 05 CHIP R 0 OHM R63 5 64 RK73FB2A222J CHIP R 2 2K J 1 lOW R65 66 R92 0670 05 CHIP R 0 OHM R67 RK73FB2A122J CHIP R 1 2K J 1 lOW R68 RK73FB2A220J CHIP R 22 J 1 lOW R69 RK73FB2A470J CHIP R 47 J 1 lOW R71 R92 0670 05 CHIP R 0 OHM R73 RK73FB2A104J CHIP R lOOK J 1 lOW R74 R92 0670 05 CHIP R 0 OHM R75 RK73FB2A103J CHIP R lOK J 1 lOW R7...

Страница 88: ...V12 FET 03 2SC2714 Y TRANSISTOR 04 DTA114YK DIGITAL TRANSISTOR 05 6 DTC123JK DIGITAL TRANSISTOR 07 DTC143EK DIGITAL TRANSISTOR 010 2SA1362 Y TRANSISTOR on 2SB1119 S TRANSISTOR 012 DTC144WK DIGITAL TRANSISTOR 013 14 2SC2712 Y TRANSISTOR 015 17 DTC144EK DIGITAL TRANSISTOR 018 2SD1757K TRANSISTOR 019 2SK208CY FET 020 2SC2714 Y TRANSISTOR 021 2SC2712 Y TRANSISTOR 022 FMGl TRANSISTOR 023 2SD1902R TRANS...

Страница 89: ...E04NW1C470M ELECTRO 47UF 16WV C35 CK73FB1HI02K CHIP C lOOOPF K C36 CE04NW1C470M ELECTRO 47UF 16WV C37 CK73FB1HI02K CHIP C lOOOPF K C38 CK73FB1H822K CHIP C 8200PF K C39 CK73FB1HI02K CHIP C lOOOPF K C40 CK73FF1Cl05Z CHIP C KOUF Z C41 42 CC73FUJ1HI80J CHIP C 18PF J C43 CK73FB1HI02K CHIP C lOOOPF K C44 CC73FCH1H060D CHIP C 6PF D C45 CK73FB1HI02K CHIP C lOOOPF K C46 CC73FCH1HI50J CHIP C 15PF J C47 CK73...

Страница 90: ...0 3007 05 E40 5461 05 Ell 0442 05 E04 0154 05 FI 0 1444 03 FI 0 1446 04 FI 0 1477 24 FI 0 2012 04 F51 0017 05 G02 0599 04 G02 0600 14 G02 0704 04 G02 0705 04 G09 0426 05 G11 0655 04 G11 0656 14 G11 0660 04 G11 0661 04 G13 0841 04 G13 1319 04 Description pa m CHIP c CHIP C ELECTRO CHIP C CHIP C CHIP C ELECTRO CHIP C CHIP C ELECTRO CHIP CHIP CHIP CHIP CHIP CHIP C CHIP C CHIP C ELECTRO CHIP C CHIP CH...

Страница 91: ...RK73FB2A334J RK73FB2A102J RK73FB2A471J RK73FB2A473J RK73FB2A223J RK73FB2A182J RK73FB2A103J RK73FB2A182J Description Desti nation f CUSHION CNI CN2 CUSHION DC CORD BUSHING FILTERC455KHZ CERAMIC FILTERCCFWM455F SMALL FIXED INDUCTORC18NH SMALL FIXED INDUCTORC15NH HERICAL BLOCK 440MHZ HERICAK BLOCK 435MHZ HERICAK BLOCK 435MHZ HERICAL BLOCK 445MHZ SMALL FIXED INDUCTORC27NH SMALL FIXED INDUCTORC33NH SMA...

Страница 92: ...0 05 CHIP R 0 OHM R58 R92 0679 05 CHIP R 0 QHM R59 R92 1214 05 CHIP R 120 J 1 2W R60 61 RK73FB2A103J CHIP R lOK J 1 lOW R62 RK73FB2A221J CHIP R 220 J 1 lOW R63 RK73FB2A473J CHIP R 47K J 1 lOW R64 RK73FB2A104J CHIP R lOOK J 1 lOW R65 RK73FB2A472J CHIP R 4 7K J 1 lOW R66 RK73FB2A473J CHIP R 47K J 1 lOW R67 68 RK73FB2A103J CHIP R lOK J 1 lOW R72 RK73FB2A102J CHIP R IK J 1 lOW VRl R12 6429 05 TRIMMING...

Страница 93: ...PF J C2 5 CK73FB1H471K CHIP C 470PF K C7 CC73FCH1H1OOD CHIP C lOPF D C8 CC73FSL1H1OIJ CHIP C lOOPF J C9 CC73FCH1HIR5B CHIP C 1 5PF B CIO 11 CC73FCH1H470J CHIP C 47PF J Cl 2 CK73FB1El03K CHIP C O OlUF K Cl 3 CC73FCH1H1R5B CHIP C 1 5PF B Cl 4 CC73FSL1H1OIJ CHIP C lOOPF J Cl 5 CK73FB1H471K CHIP C 470PF K Cl 7 CC73FSL1H1OIJ CHIP C lOOPF J Cl 8 CC73FCH1HIR5B CHIP C 1 5PF B Cl 9 CE04NW1C470M ELECTRO 47U...

Страница 94: ...Z CK73GB1H471K CK73FB1H471K CE04NW1C470M CC73FCH1H470J CK73FB1H471K CC73FCH1H010C CC73FCH1H1OOD CK73FB1H471K CM73F2H470J CC73FSL1H1OIJ CK73FB1El03K CC73FCH1H080D CK73FB1H471K CC73FCH1HR75B CK73FB1H471K CC73FSL1HIOIJ CK73FB1H471K CC73FSL1HI 01J CK73FB1H471K CK73FB1HI02K Description PH y M CHIP TAN CHIP C CHIP C CHIP TAN ELECTRO CHIP C CHIP C CHIP C CHIP C ELECTRO CHIP C CHIP C CHIP C ELECTRO CHIP C...

Страница 95: ...P C lOOOPF K Cl 58 CK73FB1HI02K CHIP C lOOOPF K Cl 59 CC73FSL1H101J CHIP C lOOPF J E22 0672 04 TERMINAL BQARD E22 0673 04 TERMINAL BQARD E23 0467 05 TERMINAL 203 3H E30 3011 05 ANT CABLE CNl 2 E40 5461 05 PIN CQNNECTQRC12P J1 Ell 0442 05 PHONE JACK 204 3H FI 0 1444 03 SHIELDING COVER FI 0 1445 04 SHIELDING VCO 205 2G FI 0 1446 04 SHIELDING MQDULE FI 0 1457 14 SHIELDING CASE 207 1G FI 0 1475 04 SHI...

Страница 96: ... CHIP R 470 J 1 lOW R29 R92 0670 05 CHIP R 0 OHM R30 RK73FB2A221J CHIP R 220 J 1 lOW R31 RK73FB2A472J CHIP R 4 7K J 1 lOW R32 RK73FB2A222J CHIP R 2 2K J 1 lOW R33 RK73FB2A334J CHIP R 330K J 1 lOW R34 RK73FB2A223J CHIP R 22K J 1 lOW R35 RK73FB2A182J CHIP R 1 8K J 1 lOW R36 37 RK73FB2A103J CHIP R lOK J 1 lOW R38 RK73FB2A102J CHIP R 1 OK J 1 lOW R39 41 RK73FB2A103J CHIP R lOK J 1 lOW R42 RK73FB2A474J...

Страница 97: ...MING POT lOOK VR2 R12 6421 05 TRIM POT 4 7K VR3 R12 6427 05 TRIM POT 47K VR4 R12 6423 05 TRIM POT lOK VR5 R12 6427 05 TRIM POT 47K D1 MA862 DIODE D3 MA716 DIODE D4 1SS193 DIODE D5 020Z6 2 X Y DIODE D6 1 SSI 93 DIODE D7 1 SSI 87 DIODE D8 020Z12CX Y DIODE D9 HSK151 DIODE DIO 13 MT808 DIODE D14 DSA3A1 DIODE D15 020Z3 6 Y Z DIODE D17 DAP202U DIODE D19 MI808 DIODE IC2 K0D04 IG FM IF IC3 KOX03 IG AUTO L...

Страница 98: ... No 012 13 015 17 018 019 020 021 22 023 024 025 026 028 Address it m New Parts If Parts No 2SC2712 Y DTC144EU 2SD1757 K 2SA1362CY DTC124EK 2SC4226CR23 24 2SC2712 Y 2SD1760 0 FMGl 2SJ106 GR DTC114EK Description pn m TRANSISTOR DIGITAL TRANSISTOR TRANSISTOR TRANSISTOR DIGITAL TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR FET DIGITAL TRANSISTOR Desti nation i IS Re marks A TM 742 Kr P M M2 ...

Страница 99: ...8 CE04NW1C470M ELECTRO 47UF 16WV C29 CK73GB1HI03K CHIP C O OlUF K C30 31 CK73EF1C105Z CHIP C l OUF Z C32 C92 0003 05 CHIP TAN 0 47UF 25WV C33 CK73FB1El04K CHIP C 0 lOUF K C34 C92 0504 05 CHIP TAN 0 68UF 20WV C35 CE04NW1C470M ELECTRO 47UF 16WV C36 CK73FB1El03K CHIP C O OlUF K C37 CC73GCH1H330J CHIP C 33PF J C38 CE04NW1C470M ELECTRO 47UF 16WV C39 CK73FB1El03K CHIP C O OlUF K C40 C92 0004 05 ELECTRO ...

Страница 100: ...El03K 0K73FB1El03K 0K73FB1HI02K 0E04NW1ElOOM 0K73FB1El03K 0073G0H1H680J GG73GGH1H151J GG73GGH1H151J GK73FB1El03K GK73GB1HI02K GK73FB1El03K GG73FGH1H560J GG73FGH1H680J GG73FGH1H0400 GG73GGH1H181J 005 0345 05 E22 0673 04 E30 3009 15 E40 5461 05 El 1 0442 05 E23 0465 05 Description Pnn m OHTP 0 OHIP 0 ELEOTRQ OHTP 0 OHIP 0 0 0 OHIP OHIP ELEOTRQ OHIP 0 OHIP 0 OHIP 0 OHIP 0 OHIP 0 OHIP 0 ELEOTRQ OHTP 0...

Страница 101: ...ING GDI L79 1013 05 FILTER CFl L72 0372 05 CERAMIC FILTERCCFWM455F LI L34 4283 05 COILC7 5T L2 4 L34 4284 05 COILC10 5T L5 L34 4285 05 COILCIST IF L6 L40 6891 19 SMALL FIXED INDUCTOR 6 8UH L7 L40 1001 19 SMALL FIXED INDUCTORC1OUH L8 L34 1355 05 COILC10 5T L9 L40 6882 19 SMALL FIXED INDUCTORCO 68UH LI 0 L40 3982 19 SMALL FIXED INDUCTORC0 39UH LI 1 L34 1361 05 COILC4 5T LI 2 L34 1354 05 COILC8 5T LI...

Страница 102: ...J RK73FB2A105J RK73FB2A104J RK73FB2A103J RK73FB2A222J RK73FB2A102J RK73FB2A122J RK73FB2A220J R92 0670 05 RK73FB2A104J RK73FB2A221J m Description pan m IS CHIP R 270 J 1 lOW CHIP R 68 J 1 lOW CHIP R lOOK J 1 16W CHIP R 6 8K J 1 16W CHIP R 150K J 1 16W CHIP R 47 J 1 16W CHIP R lOK J 1 16W CHIP R lOOK J 1 16W CHIP R 10 J 1 16W CHIP R 100 J 1 lOW CHIP R 47K J 1 lOW CHIP R 1 OK J 1 lOW CHIP R 22K J 1 l...

Страница 103: ...96 98 R92 0670 05 CHIP R 0 OHM R99 R92 1217 05 CHIP R 0 RlOO 103 R92 0670 05 CHIP R 0 OHM R104 RK73FB2A472J CHIP R 4 7K J 1 lOW R105 106 R92 0670 05 CHIP R 0 OHM R108 RK73FB2A681J CHIP R 680 J 1 lOW Rill R92 0670 05 CHIP R 0 OHM R115 116 R92 0670 05 CHIP R 0 OHM VRl R12 6429 05 TRIMMING POT 1OOK VR2 R12 6427 05 TRIM POT 47K VR3 R12 6421 05 TRIM POT 4 7K VR4 R12 6423 05 TRIM POT lOK TSl S79 0401 05...

Страница 104: ...SOW 28 SUB UNIT X58 3840 0D C201 GG73FGH1H471J GHIP 0 390PF J SUB28 0202 203 0K73FB1HI52K OHIP 0 1500PF K SUB28 0204 GH73F2H241J OHIP 0 240PF J SUB28 L201 L34 1357 05 OOIL C2T SUB28 L202 L40 1001 19 SMALL FIXED INDUOTOR 1OUH SUB28 R201 R92 0686 05 OHIP R 33 J 1 2W SUB28 0201 2SG1971 TRNSISTOR SUB28 0202 2SG3240 TRNSISTOR SUB28 50 TX RX UNIT X57 3800 01 200 2G A10 1325 11 OHASSIS 201 30 B42 2437 04...

Страница 105: ...03K CK73EF1Cl05Z CE04NW1ElOOM CK73FB1El03K CK73EF1Cl05Z CK73FB1E223K CK73FB1H681K CC73FCH1H221J CK73FB1El03K CK73FB1HI02K CE04NW1E330M CK73FB1El03K CM73F2H391J CM73F2H820J C93 0509 05 CC73FCH1H390J C93 0509 05 Description M m i CHIP C lOOOPF K CHIP C O OlUF K CHIP C 4PF C ELECTRO 47UF 16WV CHIP C O OlUF K CHIP C l OUF Z CHIP TAN 0 47UF 25WV CHIP C O IOUF K CHIP TAN 0 68UF 20WV ELECTRO 47UF 16WV CH...

Страница 106: ... CC73FCH1H1R5C CHIP C 1 5PF C Cl 32 CC73FCH1HI50J CHIP C 15PF J Cl 33 CC73FCH1H560J CHIP C 56PF J Cl 34 CC73GCH1H050C CHIP C EPF C Cl 35 CC73FSL1HIOIJ CHIP C lOOPF J Cl 36 CK73FB1El04K CHIP C O IOUF K Cl 38 CC73GCH1HI51J CHIP C 150PF J Cl 39 140 CC73FCH1H470J CHIP C 47PF J TCI C05 0345 05 TRIMMING CAP 1OPF _ E22 0673 04 TERMINAL 203 3H E30 3009 15 ANT CABLE CNl 2 E40 5461 05 PIN ASSY 12P J1 El 1 0...

Страница 107: ... CRYSTAL RESQNATQR 11 05HHZ XFl L71 0421 05 CRYSTAL FILTER 10 595HHZ T N09 2179 05 SCREW X3 N N87 2606 46 BRAZIER HEAD TAPTITE SCREW 0 N87 2608 46 BRAZIER HEAD TAPTITE SCREW U N88 2606 46 FLAT HEAD TAPTITE SCREW R1 RK73FB2A472J CHIP R 4 7K J 1 lOW R2 RK73FB2A103J CHIP R lOK J 1 lOW R3 RK73FB2A472J CHIP R 4 7K J 1 lOW R4 RK73FB2A680J CHIP R 68 J 1 lOW R5 RK73FB2A271J CHIP R 270 J 1 lOW R6 RK73FB2A6...

Страница 108: ...A222J RK73GB1J332J RK73FB2A471J R92 1215 05 R92 1252 05 RK73FB2A102J RK73GB1J105J R92 0670 05 R92 0679 05 R92 0670 05 R92 1217 05 R92 0670 05 RK73FB2A472J R92 0670 05 RK73FB2A102J RK73GB1J473J Description BB CHIP R CHIP R CHIP R CHIP R CHIP R CHIP CHIP CHIP CHIP CHIP CHIP CHIP CHIP CHIP CHIP CHIP CHIP CHIP CHIP CHIP CHIP R CHIP R CHIP R CHIP R CHIP R CHIP CHIP CHIP CHIP CHIP CHIP R CHIP R CHIP R C...

Страница 109: ...D16 17 1SS184 DIODE TCI BU4094BF ICCSHIFT STORE REGISTER ICl XRU4094BF TC IC2 KCHIO IC 50MHZ PLDPLL IC3 KCA04 IC MIC AMPLIFIER TC4 KCB18 IC DRIVE AMP BOM BAND IC5 KCC04 TC APC TC6 KCD04 TC FM IF DET TC7 LA5010M ICC LOW SATURATION REGULATOR ICS KCB19 ICCPRE AMP FRONT TC9 KCD05 ICC AM IF 01 3SK184CS FET 02 3SK13KV12 FET 03 2SC2714 Y TRANSISTOR 04 DTC144EK DIGITAL TRANSISTOR 05 DTC144EU DIGITAL TRANS...

Страница 110: ... 12PF J Cl 7 CC73FCH1HI20J CHIP C 12PF J CIS CK73FB1HI02K CHIP C lOOOPF K Cl 9 CC73FCH1H060D CHIP C 6PF D C20 CK73FB1HI02K CHIP C lOOOPF K C21 CC73FCH1H060D CHIP C 6PF D C22 CK73FB1El03K CHIP C O OlUF K C24 CK73FB1El03K CHIP C O OlUF K C25 CC45SL2H030C CERAMIC 3 0PF C C26 CK73FB1HI02K CHIP C lOOOPF K C29 CK73FB1El03K CHIP C O OlUF K C30 CC73FCH1HI50J CHIP C 15PF J C31 CK73FB1HI02K CHIP C lOOOPF K ...

Страница 111: ... D C95 CC73FCH1H020C CHIP C 2 OPF C C96 CK73FB1El03K CHIP C O OlUF K C97 CC73FCH1H150J CHIP C 1 5PF J C98 CK73FB1HI02K CHIP C lOOOPF K C99 CE04NW1ElOOM ELECTRO lOUF 25WV ClOO CC73FCH1H010C CHIP C IPF C ClOl CE04NW1ElOOM ELECTRO lOUF 25WV Cl 02 CC73FCH1H470J CHIP C 47PF J Cl 03 CK73FB1HI02K CHIP C lOOOPF K Cl 04 CK73FB1El03K CHIP C O OlUF K Cl 05 CK73FB1H223K CHIP C 0 022UF K Cl 06 CC73FCH1H470J CH...

Страница 112: ...DUCTORC0 1UH L6 L34 4280 05 COIL LI 0 L40 1582 19 SMALL FIXED INDUCTORC0 15UH LI 1 L34 1239 05 COIL LI 2 L34 1207 05 COIL LI 3 L34 1208 05 COIL LI 4 L34 0908 05 COIL LI 5 16 L34 0641 05 COIL LI 9 L40 8272 48 SMALL FIXED INDUCTORC82NH L20 L40 1001 19 SMALL FIXED INDUCTORC1OUH L21 L40 1092 19 SMALL FIXED INDUCTORC1UH L22 L40 3372 48 SMALL FIXED INDUCTORC33NH XI L77 1405 05 CRYSTAL RESONATORC12 8MHZ ...

Страница 113: ...J 1 lOW R56 RK73FB2A104J CHIP R lOOK J 1 lOW R57 RK73FB2A105J CHIP R l OM J 1 lOW R59 R92 0670 05 CHIP R 0 OHM R60 RK73FB2A103J CHIP R lOK J 1 lOW R61 RK73FB2A471J CHIP R 470 J 1 lOW R62 R92 0670 05 CHIP R 0 OHM R63 64 RK73FB2A222J CHIP R 2 2K J 1 lOW R65 66 R92 0670 05 CHIP R 0 OHM R67 RK73FB2A122J CHIP R 1 2K J 1 lOW R68 RK73FB2A220J CHIP R 22 J 1 lOW R69 RK73FB2A102J CHIP R 1 OK J 1 lOW R71 R92...

Страница 114: ... 2SC2714 Y TRANSISTOR 010 2SA1362CY TRANSISTOR on 2SB1119S TRANSISTOR 012 DTC144WK DIGITAL TRANSISTOR 013 14 2SC2712 Y TRANSISTOR 015 17 DTC144EK DIGITAL TRANSISTOR 018 2SD1757CK TRANSISTOR 019 2SK208 Y FET 020 2SC2714 Y TRANSISTOR 021 2SC2712CY TRANSISTOR 022 FMGl TRANSISTOR 023 2SD1902R TRANSISTOR 024 2SJ106CGR FET UT 28S 300 lU B41 0686 04 CAUTION LABELCADJUST 303 IT B42 2437 04 LABEL S NO UNIT...

Страница 115: ...SET 340 1U 2T X57 3800 01 TX RX UNITC50M 50W UT 220S 300 lU 841 0686 04 CAUTION LABELCADJUST 303 IT 842 2437 04 LABELCS NO UNIT 305 3T 842 2454 04 LABEL S NO ITEM CARTON BOX 309 2U 842 3488 04 LABEL FREQUENCY 311 IT 862 0089 10 INSTRUCTION MANUAL 313 2U E23 0657 04 TERMINAL 315 lU G11 0665 04 SHEET FAN CABLE 317 1U 2T HI 0 2726 03 POLYSTYRENE FOAMED FIXTURE 320 IT HI 3 0855 04 PROTECTION BOARD 322...

Страница 116: ...en nlcht gellefert UT 1200 I Ref No M 324 326 328 330 335 340 Address m IT lU 2T 3T lU lU IU 2T New Parts Parts No 5 H25 0760 04 H52 0112 04 H62 0101 04 J69 0325 05 N99 0355 15 X57 3600 11 Description y m PROTECTION BAG 200X350 ITEM CARTON BOX OUTER CARTON BOX 0 RING SCREW SET TX RX UNIT 1200MHz lOW Desti nation f Re marks A TWI 742 K P M M2 E E2 E3 B TWI 942 K P M 115 ...

Страница 117: ...A E TM 942A TM 742A E TM 742A E Cx2 TM 942A TX RX unit TM 942 A 05 5x6 B HEXAGON NUT M3 X 30 M3 x40 M2 6x6 M2 6x6 OC M2 6x 14 M2 6 X 5 N09 2084 05 NIO 2030 46 N30 3030 46 N30 3040 46 N32 2606 46 N33 2606 45 N33 26I4 45 N80 2605 45 N86 2606 45 TM 742 M M2 6 X 6 i i ...

Страница 118: ...TM 742A 742 E 942A EXPLODED VIEW I J M2x6 N80 2006 45 K M2x8 N80 2008 45 L M2 6x5 N80 2605 45 Q NUT N14 0552 05 3 C 3 dT Lx2 X54 3l3 A 3 X54 3I3 B 3 117 ...

Страница 119: ...TM 742A 742 E 942A EXPLODED VIEW 70 To Fan X53 346 A 2 X53 346 B 2 E M2 6 X 6 H M2 6 X 5 J M2x6 N M2 6x6 Br Tap 0 M2 6 x8 Br Tap N32 2606 46 N35 2605 45 N80 2006 45 N87 2606 46 N87 2608 46 i i 118 ...

Страница 120: ...TM 742A 742E 942A EXPLODED VIEW TX RX UNIT I I 204 144 430 440 144 220 430 440 1200 NOS 2077 05 N09 2I79 05 N M2 6x6 Br Tap N87 2606 46 0 M2 6x8 Br Tap N87 2608 46 U M2 6x6 F Tap N88 2606 46 Nx2 119 ...

Страница 121: ...48 PROTECTION BOARD HI 3 0861 04 MICROPHONE MIC T91 0397 05 WARRNTY CARD B46 0410 30 72 BRACKET J29 0454 03 H25 0079 04 DC CORD E30 3034 05 31 SPANNER W01 0414 04 92 PROTECTION BAG H25 0723 04 BAG H25 0029 04 63 MIC HOOK J20 0319 24 67 PAN HEAD TAPPING SCREW N46 3010 46 42 FUSE F51 0017 05 SCREW N99 0331 05 ITEM CARTON BOX UPC CODE LABEL H52 0370 04 742A K P B44 2163 04 H52 0371 04 742A E2 MtM2 H5...

Страница 122: ...TECTION BAG H25 0760 04 300 CAUTION LABEL B41 0686 04 PROTECTION BAG H25 0029 04 315 SHEET G11 0665 04 IcREW SET IM99 0355 05 330 O RING J69 0325 05 313 TERMINAL E23 0657 04 309 LABEL B42 3488 04 326 ITEM CARTON BOX H52 0130 04 UT 28S H52 0133 04 UT 50S H52 0136 04 UT 220S H52 0197 04 UT 440S H52 0112 04 UT 1200 I ITEM CARTON BOX 305 LABEL B42 2454 04 328 OUTER PACKING CASE H62 0110 04 UT 28S H62 ...

Страница 123: ...he rated value in each band 14 Noise generator Use a noise generator whose output contains a high frequencycomponent of more than 1 300 MHz near ignition noise 15 Sweep generator Use a sweep generator that can sweep the 1 300 MHz band le Tracking generator Preparation Set controls to the position shown in Table 23 unless otherwise specified POWER SW OFF AF VOL VR MIN SQL VOL VR MIN Table 23 When v...

Страница 124: ...re 2 AM sensitivity K and P models only Frequency 118 040 MHz SSG output 25 dBji Modulation 1 KHz Deviation 30 Press the MHz key and check that the frequency Is set to 118 040 with an encoder 12 dB SINAD or more Press the MR key 3 Distortion factor adjustment 1 Frequency 145 040 MHz SSG output 40 dB Modulation 1 KHz Deviation 3 KHz AF output 4V 8 ohms Distortion factor Oscilloscope SSG Rear panel ...

Страница 125: ...heck 1 Frequency 145 980 MHz AG 1 kHz 5 V K P M DC detector Oscilloscope Rear Panel ANT TX RX VR2 28 mV E Adjust in the higher or direction 4 2 KHz 4 0 to 5 0 KHz Filter Transmit I 25 15K 2 Frequency 145 980 MHz AG 1 KHz 5 0 mV K P M 2 8 mV E Transmit Check 2 2 to 3 6 kHz 3 Tone check 1 Frequency 144 980 MHz Tone On Transmit DC detector Oscilloscope Rear Panel ANT Check 0 5 to 1 5 KHz 4 Protection...

Страница 126: ...9 dBji Modulation 1 KHz Deviation 3 KHz Distortion meter Millivoltmeter Oscilloscope SSG Rear panel EXT SP Check IZdB SINAD or more 3 Distortion factor adjustment 1 Frequency 445 050 MHz K and P 435 050 MHz E M SSG output 40 dBp Modulation 1 KHz Deviation 3 KHz AF output 4 V 8 ohms Distorltion meter Oscilloscope SSG Rear panel EXT SP TX RX L7 Minimize the distortion factor 5 or less 4 Signal stren...

Страница 127: ...cy 445 000 MHz K and P 435 000 MHz E M AG 1 kHz 50 mV K P M 28 mV E Filter DC detector Oscilloscope Rear panel ANT TX RX VR2 Adjust in the higher Dr direction 4 2 KHz 4 0 to 5 0 KHz Transmit 25 15K 2 Frequency AG 1 KHz Transmit 445 000 MHz Kand P 435 000 MHz E M 5 5 mV K P E M 2 8 mV E Check 2 2 to 3 6 kHz 3 Tone check 1 Frequency 434 980 MHz E M 448 200 MHz K P Tone On Transmit DC detector Oscill...

Страница 128: ...y check 1 Frequency 1270 100 MHz SSG output 9 6Bfi Modulation 1 KHz Deviation 3 KHz Distortion meter Millivoltmeter Oscilloscope SSG Rear panel EXT SP Check 12 dB SINAD or more 3 Distortion adjustment 1 Frequency 1270 100 MHz SSG output 40 dB I Modulation 1 KHz Deviation 3 KHz AF output 4 V 8 ohms Distortion meter Oscilloscope SSG Rear panel EXT SP TX RX L4 Minimize the distortion factor 5 or less...

Страница 129: ...scope Rear panel ANT TX RX VR3 Adjust in the higher h or directlon 4 2 KHz 4 0 to 5 0 KHz 2 Frequency 1270 000 MHz AG 1 KHz 5 0 mV K P M 2 8 mV E Transmit Check 2 2 to 3 6 kHz 3 Tone check 1 Frequency 1279 98 MHz Tone On Transmit DC detector Oscilloscope Rear panel ANT Check 0 5 to 1 5 KHz 4 Protection check 1 Frequency 1240 000 MHz 1270 000 MHz 1299 980 MHz Antenna Open Transmit Ammeter Check 8 5...

Страница 130: ...utput 9 dBji Modulation 1 KHz Deviation 3 KHz Distortion meter Millivoltmeter Oscilloscope SSG Rear panel EXT SP Check 12 dB SINAND or more 2 Frequency 29 700 MHz SSG output 9 dB i Modulation 1 KHz Deviation 3 KHz Rear panel EXT SP Check 12 dB SINAND or more 3 Frequency 22 040 MHz SSG output 20 dB x Modulation 1 KHz Deviation 3 KHz Rear panel EXT SP Check 12 dB SINAND or more 4 Signal strength met...

Страница 131: ... more 3 Frequency 29 640 MHz Transmit Check 9 5 W or more 4 Low power check 1 Frequency 28 850 MHz Transmit Powermeter Rear panel ANT Check 3 0 8 0 W 2 Frequency 28 000 MHz Transmit Check 3 0 8 0 W 3 Frequency 29 640 MHz Transmit Check 3 0 8 0 W 5 Deviation adjustment check 1 Frequency 28 850 MHz AG 1 kHz 50 mV K P M 28 mV E DC detector Oscilloscope AG Rear panel ANT TX RX VR2 Adjust 4 4 KHz 4 4 K...

Страница 132: ... 53 990MHz Antenna Open Transmit Ammeter Check 12A or less OTP2 L4 L3 TM 742A 742 E 942A ADJUSTMENT 220 MHz Band UT 220S Item Condition Measurement point Adjustment point Specification Test equipment Unit Terminal Unit Parts Method 1 Lock voltage check 1 Frequency 215 000 MHz Receive Digital voltmeter TX RX TP2 Check the lock voltage 1 2 2 6V Receiver Section Adjustment ADJUSTMENT Transmitter Sect...

Страница 133: ... 3 CIZ 28 rJ W LIU 7 3 12 I J G J2 D R 5 i2_a C3 cm sQ E jpoo N DQ I C23C9I L i fflO Lm n B pattern LC3564PML 12 DTA144EK DTC114EK DTC114EU DTD143EK 2SB815 2SC4116 2SD1757K DISPLAY UNIT X54 3130 11 742A K P M M2 742E E E2 E3 942A K P M TC4S11F TC4S66F CXD1095Q Component side o o O CO 0 BAND SELECT B CD CZ O O 6 o cr BAND SELECT A HDH 2 L78LR05B FA view C 103 Oi O CM ro O CM X 9 o A pattern C204 CO...

Страница 134: ...d D Connect A and B C Connect A and B D Connect A and C D Connect B and C D Connect A and B C D A Only B Only C Only No mark does not Connected M 1200M TX RX UNIT X57 3600 11 UT 1200 M Foil side view E 2 E 5 52 00 I 2 p o N P LA5009M L J 91 GND NJM78L05UA o o CO o f rr cei r 3SK184 Toqi o S err 9 ii CIiBa LT TII I MGFI 502 Component side A patern 0 panern 0 pattern Foil side BU4094BF Connect A and...

Страница 135: ... A 2 CONTROL UNIT X53 3460 XX B 2 LCD ntm I C 20 1 MSM5265GS V1K IC1 HD4 04 71 9A26H i rrr i TTinmrr TTTT XXXXXXXXXX 1C1 01 CXD10950 I O EXPANDER I C 2 0 2 MSM5265GS VIK CPU T T r T I ANAL00 S HD6433388A04F Z5 O TTXXXXT TT B 3 11LUMI NAT I ON 1 3 I S I GNAL L INE COMMON DC LINE J J J J J J J tJ rn J T J J J J J J J J J J J J J J J J J J J J I 139 140 141 142 ...

Страница 136: ...42A 742E 942A 1200M TX RX UNIT X57 3600 00 Signal line I200M TX RX UNIT X57 3600 I I 1C7 KCB09 POWER MODULE VCO pllI H POWl filter Isv avrI M ICI2 inverter _2SC3356 L _J EXT SP Signal line Control line Common DC line 147 148 ...

Страница 137: ...SC2714 2SC3123 2SD1757K li 2 FMG1 LA5010M 2SK125 3 3SK184 BU4094BFM57729 M57752 Foil side view O O O o 7T rr X OJ T T Di oj o S o w o j 2 8 2 o RX UNIT X57 359X XX 0 12 742A K P 942A M 0 22 742A M M2 2 72 742E E E2 E3 942A K P no CO no o o g 2 00 f J CO O s CS cn K n CZ w g H o 7r CO H o CD I C33 CO CO 2 o O O j no O cn O cn o no no o CO CO o o H no pr I CO oS cn 1 O O CO j H no 00 CO n t S O Q 00...

Страница 138: ...ULEI Signal line Control line Common DC line 430M 440M TX RX UNIT X57 359X XX I 430M DRIVE I VCO PLL I max dev FILTER I R68 mute IC 5 KCC04 APC CONTROL SHIFT REGISTORI TX RX 4B switching MID LOW SWITCHINGI 80RF I C 8 KCB 12 36 RF Iist if amrI S METER _J ISSI84 X57 3590 XX EXT SP4 ...

Страница 139: ...r Te aCTo 4 R38rw r L1 VRt R9I 2SB1119S FMG1 _ CI IbjClTl IHh jr J C69 LA5009M C I40 P4L 0u5 3C7 74l O0 ST 3C 220M TX RX UNIT X57 3810 10 Foil side view O O Q CO L O rv bb i 1 CO c o CO 0 0 DTC144EK 2SC2712 DTC144WK 2SC2714 2SA1362 2SD1757 A pattern B pattern S o ro o 07 X M 73 pc O p I ro o I vl 40 r p ro ro ir 2 goS p E lO cn O ro o H o o CO CD O CO 2 3 O CO cn cn 5 1 o S r O ho C CO 2 g S 2 o c...

Страница 140: ... 742A 742 E 942A SCHEMATIC DIAGRAM I POWER MODULE I C 10 M57774 220M TX RX UNIT X57 3810 XX Control line Common DC line 220M TX RX UNIT X57 38 10 10 MIC AMP I 019 K208 Y I DRIVE I IC9 KCC04 s meter 155 156 ...

Страница 141: ...741 0037 3C UcCU A pattern B pattern O O O o DTA114YK DTA143EK DTC123JK DTC143EK DTC144WK 2SA1362 2SC2714 2SD1757K 3SK131 3SK184 BU4094BF KCB11 KCD05 KCH04 KCN01 M57737 S AV17 9 O ho p 2 s o hL ro O 6 5 H C o 2 S g f 1 m o ho oi 5 w s s 2 K S 2 2 cS o CO FMG1 b 2 77 O LA5010M z o hO o CO o _I _ 00 o o S G Q CH D Oh _ 2ib s 00 7 o o hO O 2SK208 O rvj O 3 2 CD o vi j o b rn o S D ro O o X o i 1 M X ...

Страница 142: ... 3580 XX Signal line Control line Common DC line POWER MODULE I44M TX RX UNIT X57 3580 XX IC 7 KCA04 I44M DRIVeI I buffer J MIC AMP LIMITER I MAX DEV ll 1 1 I ilissi M POWj SHIFT lOV avr MID LOW SWITCHING I inverter IC6 K C DOS X57 3580 XX rF AMP j jlST MIX ...

Страница 143: ...8 r I ceo CZ3c 36 ciii 1 S5 j C13 11 0 ut4 n 4 RiQ i i V 6 12J I mTo g Igzgt T 0VVs mi Z4I 0I0I SC DTA114EK DTC144EK DTC144EU DTC144WK 2SA1362 2SC2712 2SC2714 2SD1757 2SD1757 2SD1757K CO 2 FMG1 FMW1 po LA5010M 2SK208 m CD A pattern B pattern 3SK131 3SK184 X67 3800 0 mi x C59 Dl r C66 t w SPSW C43 fe y RA E hl UIEJ 1 121 nci o ll LU l r Tii o g_ 4Trv 16 TO i MO ME ElZJCiOS Es CDcioa OT L UCiOT Cl l...

Страница 144: ... DIAGRAM TM 742A 742 E 942A I BOM TX RX UNIT X57 3800 XX Zl X58 3840 03 Signal line Control line Common DC Q202 MRF492 SOM TX RX UNIT X57 3800 01 DRIVE I I MAX DEV I DAN235K j ICS KCC04 lOV AVR I Is METER 163 164 ...

Страница 145: ...tern B pattern DTA114EK DTC143EK DTC144EK DTC144EU DTC144WK 2SA1362 2SC2712 2SC2714 2SD1757 2 FMG1 FMW1 LA5009M 2SK208 3SK179 o o ho 7 C7 Xj ho H O b bi O 2 S 2 0 I U3 CD 00 X 0 O X P ro 33 P cS S n 9 to w ro o o vr H ro Xfc ro ho o CO O X O CO Q hO il CO o o ro o hJ T cs a ro CO cn 9 ro I 00 O 5 O CO O cn O X 2 w Xi OJ o m o 00 3 c P hJ P X o 2 2 in I cy 2 2 O P O 2 g 5 r o o ro Cn m 5 P X o 00 C...

Страница 146: ...I97 28M TX RX UNIT X57 3790 0I I MIC AMP I 019 K 208 Y 7 IC4 KCBI6 I MAX dev 6J 1 ViT IC2 KCH09 1 R53 22K n IC5 KCC04 p I ISS 184 020 2SC27I4 Y 015 DTCI44EK I9V AVRI QIO 2S AI 362 Oil 2SBIII9IS T 012 I 0TCI44WK 3 21 P u v_y IC6 KCD04 l FM IF I S METER 7 e V CFWM455F V10 6V I M Mf n D6 ISV228 AM IF Common DC line II 168 ...

Страница 147: ...01 IC202 MSM52656S V1K RESinVAVR DISPLAY UNIT X5 4 3 1 3 k k k 4j3L green 1 CONTROL UNIT X 5 3 3 4 CONTROL UNIT X 5 3 3 4 6 k EXPANDER OOAF I C 1 0 1 CXO1095Q I TO rLL BACK UP SW Q6 Q9 2SC4116 Y X2SC4116 Y TSU 7 X5 2 3 1 70 00 IC104 105 T BU4053BF MOMITOR f QIO N 2SC4116 Y 2SOI757 K IC108 109 169 170 ...

Страница 148: ...TM 742A 742E 942A BLOCK DIAGRAM 28M TX RX UNIT X57 3790 01 171 ...

Страница 149: ...TM 742A 742 E 942A SOM TX RX UNIT X57 3800 01 BLOCK DIAGRAM 172 ...

Страница 150: ...BLOCK DIAGRAM TM 742A 742E 942A X 5 4 3 1 UNIT DISPLAY X 5 4 3 1 DISPLAY UNIT DISPLAY UNIT X 5 4 3 1 3 i i CONTROL UN I T X 5 3 3 4 6 K X 5 3 3 4 UNIT CONTROL I C 1 0 1 IID741K X 5 2 3 1 7 0 00 173 174 ...

Страница 151: ...a T TO 0 CO O O 2 g o 0 u o m to ll 3 9 4 0 3 0 s s s i E ml 5g 2 I s i g lc2 g c g 7 l l 25 m 4i III o om c 2 o 2 O 2 O ti 0 0 Li D n jc 0 E F o _ E CO 0 0 c 0 wS S 2 m o 1 m o J C o Ln o o dS O c3 2 M N X ii 00 CM 0 CVJ 4 X q 10 CO CO 0 c M E X o o 0 o O 10 o a c o O 1 3X 25 a io i69 ti _j c CD HX CN CO 175 176 ...

Страница 152: ... 0062 05 STAL lMHz IC1 FX365LS IC D1 DAN202U DIODE CN1 E40 5341 05 VR1 R12 6526 05 TRIM POT 47K R1 RK73BG1J274J CHIP R J 270K R2 RK73BG1J824J CHIP R J 820K R4 RK73BF1J103J CHIP R J 10K R5 RK73BG1J105J CHIP R J 1M R6 RK73BG1J473J CHIP R J 47K Cl CK73GB1H471K CHIP C K 470pF C2 C92 0521 05 CHIP TAN 20WV C4 6 CK73FB1E104K CHIP C K 0 1 UF C7 CK73GB1H471K CHIP C K 470pF C8 9 CC73GCH1H221J CHIP C J 220pF...

Страница 153: ... view R4 V C5 O rH H fsiaR 1 nC7 Foil side view br i R6r CZ3 rL__J Sut r ITT i ft b1 Component side pattern Foil side pattern CIRCUIT DIAGRAM R 4 1 0 k D 1 DAN202U I O PO I 3cm n CL K DATA SE2 SE 1 LATCH F X 3 6 5 L S BIAS MHz T 0 E S D 0 R D C T 4C D T N C E T 178 ...

Страница 154: ...DWN KNOB CALL VFO MR PF S3 6 S7 8 SWl SW2 S59 1409 28 S40 1431 08 S40 1437 08 S50 1431 08 S31 1422 08 SWITCH ASSY UP DWN TACT SWITCH CALL VFO MR PF TACT SWITCH UP DWN MICRO SWITCH LOCK SLIDE SWITCH LOCK T91 0383 08 MICROPHONE ELEMENT SCHEMATIC DIAGRAM 1 Green 2 Yellow 3 Black 4 Red 5 Shield 6 Clear 7 NC 8 Blue ___ Shield Clear Black Red I Blue tzD Yellow Green Modular 8P Plug nnppniuiji SW2 LOCK B...

Страница 155: ...Y TOP DTMF KNOB UP KNOB DOWN 37 8 SWl SW2 359 1409 28 340 1437 08 350 1431 08 331 1422 08 3WITCH A33Y UP DWN TACT 3WITCH UP DWN MICRO 3WITCH PTT 3LIDE 3WITCH LOCK T91 0393 08 MICROPHONE ELEMENT SCHEMATIC DIAGRAM 1 Green 2 Yellow 3 Black 4 Red 5 Shield 6 Clear 7 NC 8 Blue Shield Clear Black Red I Blue Yellow Green Moduier 8P Plug OWN UP SW2 LOCK CLEAR BLACK GND BLUE OWN GREEN UP CALL V YELLOW CIS p...

Страница 156: ...diation Less than 60dB Less than 50dB Maximum frequency deviation 5kHz Audio distortion at 60 modulation Less than 3 Microphone impedance 6ooa R E C E 1 V E R Circuitry Double conversion superheterodyne Intermediate frequency 1 st 2nd 8 83MHz 1 10 595MHz 30 825MHz 455kHz 59 7MHz 455kHz Sensitivity 12 dB SINAD Less than 0 16 iV 16dBp Selectivity 6 dB More than 10kHz More than 12kHz Selectivity 60 d...

Страница 157: ...n More than 2 W 8 load External speaker impedance 8 1240 MHz to 1260 MHz Notes Less than 0 22 iV 7 dB 1 Circuit and ratings are subject to change without notice due to advancements in technology 2 Recommended duty cycle 1 minute Transmit 3 minutes Reception KENWOOD CORPORATION Alive Mitake 2 5 Shibuya 1 chome Shibuya ku Tokyo 150 Japan KENWOOD U S A CORPORATION COMMUNICATIONS TEST EQUIPMENT GROUP ...

Страница 158: ... equipment I room at pin 15 of the IC Cut foil and add chip cap here if you do not have rated for CMOS type enough room at pin 14 of the IC Q109 Add R154 Control Unit X53 3460 A 2 Foil Side View Control Unit X53 3460 A 2 n n Qioe Add R1S3 circuits It also requires familiarity with surface mount soldering techniques If you do not have the proper equipment or knowledge do not attempt this modificati...

Страница 159: ...place a 1 uF chip capacitor as shown in the accompanying diagrams 3 Solder the capacitors to the foil and to the pins of the 1C Note Ifyou do not have enough room to install the capacitors on pins 14 and 15 you will need to cut the circuit foil and install the capacitors in the alternate positions indicated in the diagram 4 Install resistors R154 and R153 as shown 5 Install resistor R152 on the co...

Страница 160: ...t 5 seconds later the radio turhs off Technician s Notes Suggestions 1 Perform a hardware reset See accompanying diagram 2 After resetting turn the power back on and see If a short tone sequence is heard If no tone sequence is heard you will need to repeat step 1 Short this point to ground to perform Hardware Reset Control Unit X53 3460 B 2 Foil Side View 7193 by CLM for Kenwood Service Corporatio...

Страница 161: ... Description Kenwood Part No Circuit Description Control Unit microprocessor Display Unit microprocessor HD6433388A07F HD404719A32H IC1 IC1 Note To activate the RC function after changing these two parts you need only press the RC key on the front panel of the radio This method differs from the original method which required use of the FM key and the RC key Caution This modification requires solde...

Страница 162: ... had these changes incorporated in production Parts Required Qty Description Old Part No New Part No Circuit Description Microprocessor Microprocessor HD6433388A07F or HD6433388A14F HD404719A26H HD6433388A22F IC1 HD404719A32H IC1 Caution This modification requires advanced surface mount soldering equipment that is rated for CMOS circuits It also requires familiarity with advanced surface mount sol...

Страница 163: ... of ICS has been modified to prevent 800 MHz band reception Production has been changed beginning with serial number lot 510XXXX Units produced after this point will not be capable of 800 MHz reception Parts Required Qty Description___ 1 Microprocessor Old Kenwood Part No HD6433388A22F New Kenwood Part No HD6433388A25F Procedure When ordering a replacement microprocessor you will be supplied with ...

Страница 164: ...ial number 509XXXX have been returned to Japan for modification and have been placed back into A Stock If the unit that you have has a black dot on the box near the serial number it has already been modified and requires no further action Parts Required Qty Description____________ Old Part No New Part No ______ Circuit Description 1 Microprocessor HD6433388A07F or HD6433388A14F HD6433388A22F IC1 1...

Страница 165: ...rews on the bottom of the cover and loosenmg the 4 screws on the sides of the unit 3 Orient the radio so the bottom is up and the front panel area is near your chest Near the front panel area you will find a large board this is the Control Unit 4 Remove the chip resistor noted in the diagram below and reinstall it as shown 5 Control Unit X53 346X XX A 2 Remove resistor from this position 1 and ins...

Страница 166: ...t panel area is near your chest Near the front panei area you wili find a large board this is the Control Unit 4 Remove the chip resistors noted in the diagrarn beiow and reinstall them as shown Control UnitX53 346X XX A 2 Remove resistors from these positions and install them in these positions 5 Reinstall the bottom cover of the transceiver and reattach the front panel 6 Reset the microprocessor...

Страница 167: ...M unit INSTALLATION and OPERATIONS The same instructions apply for the Tri Bander as for the Dual bander Refer to the instruction manual provided with the transceiver Any of the following optional band units may be installed in the TM 741A 741E OPTIONAL BAND UNIT TM 641A 741A U S A version UT 28S UT 50S UT 220S UT 440S TM 641A only UT 1200 TM 741A UT 28S UT 50S UT 1200 TIM 741E UT 28S UT 50S UT 12...

Страница 168: ... microphone part number is T91 0568 XX A microphone hook and self tapping screws are not supplied OPTIONAL ACCESSORIES PAGE 87 The MC 53DM Multi function Microphone with DTMF keys is available as an accessory OPERATING CONTROLS MICROPHONE PAGE 18 The MC 53DM microphone is supplied with the transceiver The functionality of the MC 53DM is the same as the MC 45DM B59 1027 00 ...

Страница 169: ...KENWOOD MORN F TPAMSCFIVFPS TM 942A 742A 642A Topflight Kenwoodredefines the leading edge ofmobile transceiver technology b ...

Страница 170: ...e status CTCSS status STEP SHIFT REV DTSS and DTSS code data Each channel can store transmit and receive frequencies independently for odd split repeaters Also adjacent memory banks may be linked and the amount ofmemory used in each bank is displayed Flexible scan and scan stop modes In addition to full band and programmable band scans there is memoryscanwith programmablememory channel lock out si...

Страница 171: ...144 148 MHz RX 118 174 MHz 440 MHz TX 438 450 MHz RX 410 470 MHz TX 438 450 MHz RX 410 470 MHz option 220 MHz option TX 222 225 MHz RX 215 235 MHz 1200 MHz TX 1240 1300 MHz RX 1240 1300 MHz option option Mode F3E FM A3E AM RX 118 136 MHz Power Requirement 13 8 V DC 15 Current Drain approx Transmit 13 8 V DC 144 MHz Less than 11 5 A 440 MHz Less than 10 0 A 220 MHz Less than 7 0 A 1200 MHz Less tha...

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Kenwood TM-742, Руководство по обслуживанию

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