Kenwood TM-631A Скачать руководство пользователя

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Содержание TM-631A

Страница 1: ...LL UNIT X58 3670 10 59 TSU 6 CTCSS UNIT 76 220 MHz PLL UNIT X58 3690 10 60 SPECIFICATIONS Back cover 144 220MHz FM DUAL BANDER KENWOOD M 631A Bryan WICR SERVICE MANUAL BRron bryan Fretds net 1989 8 PRINTED IN JAPAN B51 8016 00 T 633 Knob K29 3111 04 x3 Microphone T91 0380 25 Panel ass y A20 7014 02 Knob SQ K29 31 16 04 Knob AF Metallic cabinet Top K29 3115 04 A01 1048 02 Panel A20 7021 02 Knob MAI...

Страница 2: ...t this defeats the point of capturing this at high resolution If something is incorrect here or unreadable please reach out I likely have the original lossless compressed images In the final PDF that s color or grayscale will be JPEG 2000 format with highest quality selected B W images will be compressed using CCITT Group 4 This is quite close to the source material but there may be some artifacts...

Страница 3: ...W455F 30 825 MHz 455kHz ANT SW RF AMP MIX 1F DET Ist MIX 30 370 MHz Fig 11 Frequency Configuration 2 TM 631A CIRCUIT DESCRIPTION Frequency Configuration The transmitted signal for both bands is generated direct os cillation and direct frequency division in the phaselocked oop The TM 631A uses a synthesized PLL and includes a variable The signal is amplified by a linear amplifier before being ap fr...

Страница 4: ...ut and output im 1 8 kQ O pF pedance Table 4 MCF L71 0279 05 Characteristics 14 MHz TX RX Unit XF1 3 TM 631A CIRCUIT DESCRIPTION Receiver Circuits General This set uses seperate receiver circuits for the 144 MHz and 220 MHz bands These circuits extend from the antenna in put section to the IF detector 144 MHz The incoming two meter band signal passes thru the trans mit receive switching diode in t...

Страница 5: ...The UP and DOWN signals from the shift register then vary the attenuation of the LC7532M See Fig 7 4 TM 631A CIRCUIT DESCRIPTION Table 6 MCF L71 0228 05 Characteristics 144 MHz TX RX Unit XF1 AF Unit The path from the detector output to the AF power amplifier input consists of two separate identical circuits for the main band and the subband The audio signal is first switched by an analog switch i...

Страница 6: ...ctronic VR switching IC1 2 TC4053BF o BAL 10 suB 2 8c No 07 R22 560 Q4 ww 22 16 9 20 I 8 2 4 1 5 LC7534mM AF POWER Fig 7 AF Volume Switching Diagram 5 TM 631A CIRCUIT DESCRIPTION Control Unit TX RX 220 MHz X53 3250 12 A 3 Unit X57 3410 10 14 13 MAIN o BAL 10 AV Ou suB Balance VR variable a AF INI range switching B 3 C 3 8c With RC 10 connected No High when remote control unit VR is ON Q5 Low when ...

Страница 7: ...te Mix Separate Table 6 1 Correspondence in connection between speaker output and external speaker 6 TM 631A CIRCUIT DESCRIPTION Muting Circuit MAIN AF There are three types of audio muting 182 Mutes audio output dur MU1 Mutes the main band momentarily during memory scan ing momentary memory etc And durin on scan during transmission g transmission MU2 Mutes the subband when the CTCSS key is presse...

Страница 8: ...the drive transistor and the second pin of the power module and thus varies the transmitter output 7 TM 631A CIRCUIT DESCRIPTION Transmitter Circuits General Except for the microphone amplifier and APC Automatic Power Control circuits the transmitting circuits are independent MIC AMP X59 3610 00 _ _ Modulation Circuit The audio signal from the microphone is fed to three opera tional amplifiers whi...

Страница 9: ...of PLL use of the output of pin 10 when transmitting H in the PLL IC M54969FP is made Only the moment that transmission is entered the LPF stops function due to the switching operation of Q15 Figure 13 to approach the transmission lock voltage to make the lockup time of PLL shorter The PLL system for 220 MHz band performs locking without TX RX selection Making use of the output of pin 10 with TX L...

Страница 10: ...ister Latch signal 2 1 pluse counter i IN 2 10 2 3 RST Fig 13 M54959 Pulse Swallow Control Circuit 9 TM 631A CIRCUIT DESCRIPTION MDI x87 3410 10 i ee LPF I F CONT MODY VCO BUFF AMP 21 02 DIO1 D102 DIO4 1 I 1 ly LR LT SW l a 220 224 995 MHz 1 lee 7 PLL LPF F CONT VCO BUFF yf AMP osc Ms4osore 2SC3324 B iT33c tt QI02 I 1 aw sw swrtt OTCII4EK 1 AMP Y Q105 K52 os MOD OTCII4EK Txveo Buff tt ISV268 MHz X...

Страница 11: ... its collector voltage going to 8 V Q12 turns off and no 8R output is provided from the collector of O12 The PLL IC M54959FP can be controlled for its two refer ence division ratios and single comparison division ratio The pulse swallow PLL circuit is contained on a single chip and consists of a built in dual modulus 1 128 and 1 129 prescaler The switch function pin 10 of the PLL IC controls the 8...

Страница 12: ...c 2502712 Y LASOO6M Lco ASSY FeLOCK 6 w 7 34 47 48 42 TONE 6 Fig 15 Control Section Block Diagram 11 TM 631A CIRCUIT DESCRIPTION Digital Control Section General The digital control section contains a single microprocessor rotary encoder input circuits display circuit reset and backup CPU that controls all transceiver functions As shown in the circuits and tone output circuit block diagram in Fig 1...

Страница 13: ...FO MR PF Fig 16 1 Microphone key input circuit Fig 16 Key Switch and Rotary Encoder Input Circuit 12 TM 631A CIRCUIT DESCRIPTION Pin Name 170 Logic Function Name vo Logic Function No Noa P41 33 PTH01 144 MHz S RF meter analog input P40 34 PTHOO 430 MHz S RF meter analog input P53 35 T11 DA converter digital output Not connected P52 36 T10 P51 37 P23 Output during single operation P50 38 P22 Not co...

Страница 14: ...kup circuit Fig 17 Reset and Backup Circuits Display Circuit Located on the LCD assembly the display circuit consists of a 50 duty cycle The data to be displayed is sent as serial two LCD drivers one for the main band and one for the sub data to the LCD from pins P30 to P33 of the microprocessor band together with their supporting circuits and the liquid crys In single operation the microprocessor...

Страница 15: ...F H L At RX With ACC ON At TX With ACC ON Data Output port D3 04 swi SW2 H H H H At RX L H L H At TX TM 631A 14 CIRCUIT DESCRIPTION PLL Data Output Pins P60 CP PLL Clock P61 DP PLL Data P62 EP1 220 MHz PLL Enable and P63 EP2 144 MHz PLL Enable of the microprocessor supply the PLL data Fig 19 indicates the bit structure of the data Fig 20 indicates the timing of the data transfer Shift register Swa...

Страница 16: ... 02 02CZ8 2Y 8 5 V with Q3 dimmer ON N SHIFT REGISTER IC3 4pm D2 parallels D1 Ov when dimmer is ON 5 0 V with dimmer ON Fig 21 LB Lamp B AVR Circuit Squelch Off Circuit When RC 10 is Connected Fig 22 shows the squelch off circuit This circuit opens the squelch gate for the main band from the remote controller when the remote control unit is used When the RC 10 is connected it communicates with the...

Страница 17: ...oprocessor in the set and the microprocessor in the remote control unit takes place over these lines T 16 M 631A CIRCUIT DESCRIPTION Tone Output Signals from pins P40 to P43 and P50 to P53 of the microprocessor are fed to a ladder resistor network IC104 which performs D A conversion and provides 38 signals rang ing from 67 0 to 250 3 Fig 24 shows the internal structure of IC104 P43 P42 P4 P40 Tone...

Страница 18: ... ON between and 8 turns OFF Between and turns ON between and turns ON Between 12 and 14 turns OFF 17 TM 631A DESCRIPTION OF ELEMENTS Final Unit X45 3350 10 Components Use Function Operation Condition Compatibility Q1 Power amplifier 144 MHz S AV17 52 W or more with APC set OFF Q2 Transmitter driver 144 MHz D02 pin 0 12 W Q2 s collector 0 40 W with APC OFF for M57726 Q3 144 MHz protection APC contr...

Страница 19: ...n operated with RC 10 remote control 04 04 5 Electronic volume select switch 1 05 1c4 I4pin Q3 Le 18 TM 631A DESCRIPTION OF ELEMENTS Components Use Function Operation Condition Compatibility Enable input Data input Clock nput At high level in DIM mode CTCSS MAIN SUB select MAIN L evel Band select output IC3 Shift register Goes low when main 430 MHz band Squeich switch Goes high when squelch is tur...

Страница 20: ...on D104 Microcomputer protection D105 Voltage drop 7 V Zener diode for back up switch circuit pin 19 TM 631A DESCRIPTION OF ELEMENTS Components Use Function Operation Condition Compatibility Turns ON when squelch function is turned OFF with RC 10 o9 06 1c3 Squelch OFF switch SOL vR Q7 Balance volume switch Turns ON in single operation Turns OFF in single operation 8c 8c Q7 o8 Q8 Balance volume swi...

Страница 21: ...fier 3 pin regulator IN 13 8V 3 pin regulator IN 13 8V ov Operation in reception 30 825 MHz TH Qs 20 TM 631A DESCRIPTION OF ELEMENTS 220 MHz Transmission Reception Unit X57 3410 10 Components Use Function Operation Condition Compatibility 2nd local oscillator mixer Operation in reception F amplifier detector 16 2nd IF input 30 825 MHz IC1 2nd local oscillator 30 37 MHz 9 Detector output At low lev...

Страница 22: ...ture compensation D11 Reverse current protection D12 Idling of Q16 D13 Idling of Q17 Q6 Mu HI Low 21 TM 631A DESCRIPTION OF ELEMENTS Components Use Function Operation Condition Compatibility Main band mute Main band mute when ON Q7 Q7 Sub band mute Sub band mute when ON 08 Sub band mute 20 aB Sub band mute by 20 dB when ON Omu3 MU 2 7 6V 66V Q9g 8v R55 ag PLL 8 X ripple filter de Q10 Ripple filter...

Страница 23: ...ion 016 PLL modulation input mute When receiving turns 016 ON and grounds the mic line 13 6V 0 7V 22 TM 631A DESCRIPTION OF ELEMENTS 144 MHz Transmission Reception Unit X57 3400 12 Components Use Function Operation Condition Compatibility Second local oscillator mixer Operation in reception PLL 8 V ripple filter 16 First IF input 16 9 MHz K P IC1 1X2 Second local oscillator 17 355 MHz Detector out...

Страница 24: ...ransmit modulation varicap transmit D104 VCO voltage control Transmit modulation varicap transmit 23 TM 631A DESCRIPTION OF ELEMENTS Use Function Operation Condition Compatibility Components Q17 Phase locked loop voltage amplifier On reception 127 1 131 095 MHz Q18 PLL output amplifier On transmit 144 147 995 MHz Q19 20 Radio frequency amplifier Activates when transmitting Q21 PLL reference oscill...

Страница 25: ...95 MHz Q103 Transmission select switch Turns OFF during transmitting D101 102 VCO voltage control 24 TM 631A DESCRIPTION OF ELEMENTS 220 MHz PLL Unit X58 3690 10 Components Use Function Operation Condition Compatibility VCO input When receiving 189 175 194 170 MHz When transmitting 220 0 224 995 MHz IC1 PLL 10 At low level when transmitting 14 At high level when unlocked Reference oscillator input...

Страница 26: ... F Cord Wattage Cord Wattage Cord Wattage 2A 1 10W 2E 1 4w 3A 1W 2B 8W 2H 1 2W 3D 2W 2c 1 6W aysT 25 TM 631A PARTS LIST CAPACITORS Cc 45 TH IH 220 J cC45 Color Capecitor velue 1 0 3 0 01pF 1 2 3 4 5 6 0 1 O 1pF 220 22pF 1 Type ceramic electrolytic etc 4 Voltage rating 1 0 O 10pF 2 Shape round squere etc 5 Value 1st number er Multiplier 3 Temp coefficient 6 Tolerance 1 0 1 100pF 2nd number Temperat...

Страница 27: ...TR 2SB1119S 28C2407 1 28C2712 Y 28C2714 Y 28C2759 U23 2SC2954 2SC3120 28C3324 B 2SC3369 FMW 1 N N 26 TM 631A PARTS LIST SEMICONDUCTOR N New parts Item Remarks Parts NO Digital TR DTA114EK DTA143EK DTC114EK DTC114TK DTC114EK DTC124EK 2SK125 Chip FET 2SK582 2SK208 0 2SK179 L 3SK1 84 S Power module S AV17 M57774 Ic KCA01 KCA02 KCC01 KCE01 KCS01 KCS02 KRR C001 LA4446 LA5006M LA5010M LC7534M M51523AL M...

Страница 28: ... 0418 03 MOUNTING BLACKET 64 2D J31 0141 04 COLLAR MIC 1 2 5 27 indicates safety critical components New Parts PARTS LIST Parts without Parts No are not supplied Les articles non mentionnes dans le Parts No ne sont pas fourn s Teile ohne Parts No werden nicht geliefert E Scandinavia Europe K USA P Canada W Europe U PX Far East Hawaii T England M Other Areas UE AAFES Europe X Australia TM 631A Ref ...

Страница 29: ...Hawaii T England M Other Areas 28 UE AAFES Europe X Australia A indicates safety critical components TM 631A New Parts PARTS LIST Parts without Parts No are not supplied Les articles non mentionnes dans le Parts No ne sont pas fournis Teile ohne Parts No werden nicht geliefert Ref No Address New Parts No Description Desti Re Parts nation marks Bh Ef aa ZZJ tt 68 2 K27 3026 14 KNOB BUTTON SLIDE VOL...

Страница 30: ...SIDE Fi FOS 1531 05 FUSE 15A A4 LEAP SPRING G02 0576 14 Parts indicates safety critical components 29 New Parts PARTS LIST Parts without Parts No are not supplied Les articles non mentionnes dans le Parts No ne sont pas fournis Teile ohne Parts No werden nicht geliefert E Scandinavia Europe K USA P Canada W Europe U PX Far East Hawaii 1 England M Other Areas UE AAFES Europe X Australia TM 631A Add...

Страница 31: ...ast Hawaii T England M Other Areas 30 UE AAFES Europe Australia indicates safety critical components TM 631A New Parts PARTS LIST Parts without Parts No are not supplied Les articles non mentionnes dans le Parts No ne sont pas fournis Teile onne Parts No werden nicht geliefert Ref No Address New Parts No Description Desti Re nation marks emee la BB BSR tt Aé G13 0920 04 CUSHION SP JACK AS J42 0453...

Страница 32: ...Hawaii T England M Other Areas 31 UE AAFES Europe X Australia A indicates safety critical components TM 631A New Parts PARTS LIST Parts without Parts No are not supplied Les articles non mentionnes dans le Parts No ne sont pas fournis Telle ohne Parts No werden nicht geliefert Ref No Address New Parts No Description Desti Re Parts nation marks SRES tt 23 3S 5 a SR KH ra DSO DSA3A1 DIODE D51 MI407 ...

Страница 33: ...Hawaii T England M Other Areas 32 UE AAFES Europe X Australia A indicates safety critical components TM 631A New Parts PARTS LIST Parts without Parts No are not supplied Les articles non mentionnes dans le Parts No ne sont pas fournis Teile onne Parts No werden nicht geliefert Ref No Address New Parts No Description Desti Re nation marks gmesi a Bm 8B ma f ee W101 E31 3361 05 CONNECTING WIREC5P W2...

Страница 34: ... CK73FB1E103K CHIP c 0 010UF K C39 CC73FCH1H100D CHIP 10PF A indicates safety critical components 33 New Parts PARTS LIST Parts without Parts No are not supplied Les articles non mentionnes dans le Parts No ne sont pas fournis Telle ohne Parts No werden nicht geliefert E Scandinavia Europe K USA P Canada W Europe U PX Far East Hawaii T England Other Areas UE AAFES Europe X Australia TM 631A Ref No...

Страница 35: ...Hawaii T England M Other Areas 34 UE AAFES Europe X Australia A indicates safety critical components TM 631A New Parts PARTS LIST Parts without Parts No are not supplied Les articles non mentionnes dans e Parts No ne sont pas fournis Telle ohne Parts No werden nicht gellefert Ref No Address New Parts No Description Desti Re nation marks omas fk Bh 3F 5 Bh tt C40 CE04CW1A470M CHIP 47UF C41 CK73EB1E...

Страница 36: ...J 1 10W WM R27 RK73FB2A334J CHIP R 330K J 1 10W Parts WMKP 35 A indicates safety critical components x New Parts PARTS LIST Parts without Parts No are not supplied Les articles non mentionnes dans le Parts No ne sont pas fournis Telle ohne Parts No werden nicht gellefert E Scandinavia Europe K USA P Canada W Europe U PX Far East Hawaii T England M Other Areas UE AAFES Europe X Australia TM 631A Re...

Страница 37: ...t Hawaii T England M Other Areas 36 UE AAFES Europe Australia A indicates safety critical components TM 631A New Parts PARTS LIST Parts without Parts No are not supplied Les articles non mentionnes dans le Parts No ne sont pas fournis Telle ohne Parts No werden nicht geliefert Ref No Address New Parts No Description Desti Re Parts nation marks SRES 23 EF 63 Aa R tt Gy R28 RK73FB2A102J CHIP R 1 0K ...

Страница 38: ...12 501 2 THERMISTOR 500 OHM MW X58 3660 00 SUB UNIT 144 PLL 37 A indicates safety critical components New Parts PARTS LIST Parts without Parts No are not supplied Les articles non mentionnes dans le Parts No ne sont pas fournis Telle ohne Parts No werden nicht geliefert E Scandinavia Europe K USA P Canada W Europe U PX Far East Hawaii T England M Other Areas UE AAFES Europe X Australia TM 631A Ref...

Страница 39: ...t Hawaii T England M Other Areas 38 UE AAFES Europe X Australia indicates safety critical components TM 631A New Parts PARTS LIST Parts without Parts No are not supplied Les articles non mentionnes dans le Parts No ne sont pas fournis Telle ohne Parts No werden nicht geliefert Ref No Address New Parts No Description Desti Re nation arks FRES fk BA 5 Ba tt X58 3670 10 SUB UNIT 144 PLL KP X59 3610 0...

Страница 40: ...FIXED INDUCTOR 1UH L9 L34 4015 05 COIL 455KHZ Desti Re 16WV A indicates safety critical components 39 New Parts PARTS LIST Parts without Parts No are not supplied Les articles non mentionnes dans le Parts No ne sont pas fourris Telle ohne Parts No werden nicht geliefert E Europe K USA P Canada W Europe U PX Far East Hawaii T England M Other Areas UE AAFES Europe X Australia TM 631A Ref No Address ...

Страница 41: ...t Hawaii T England M Other Areas 40 UE AAFES Europe x Australia indicates safety critical components TM 631A New Parts PARTS LIST Parts without Parts No are not supplied Les articles non mentionnes dans le Parts No ne sont pas fournis Telle onne Parts No werden nicht gellefert Ref No Address New Parts No Description Desti Re nation marks omaes a m Pg 5 ft oa Lil L40 6872 80 SMALL FIXED INDUCTOR 68...

Страница 42: ...P IC6 KCA02 ICCAF AMP Ic M51523AL IC 2H ELECTRIC VOLUME Ici 41 A indicates safety critical components New Parts PARTS LIST Parts without Parts No are not supplied Les articles non mentionnes dans le Parts No ne sont pas fournis Telle onne Parts No werden nicht geliefert E Scandinavia Europe K USA P Canada W Europe U PX Far East Hawaii T England M Other Areas UE AAFES Europe X Australia TM 631A Ref...

Страница 43: ...Hawaii T England M Other Areas 42 UE AAFES Europe X Australia A indicates safety critical components TM 631A New Parts PARTS LIST Parts without Parts No are not supplied Les articles non mentionnes dans le Parts No ne sont pas fournis Telle onne Parts No werden nicht geliefert Ref No Address New Parts No Description Desti Re nation marks fk Sh 8 BB5 EH as Ic9 NJM78L08UA IC VOLTAGE REGULATOR 6V KCS...

Страница 44: ...CH1H010C CHIP C 1 0PE C111 CC73FCH1H050C CHIP C 5 OPF Parts A indicates safety critical components 43 New Parts PARTS LIST Parts without Parts No are not supplied Les articles non mentionnes dans le Parts No ne sont pas fournis Telle ohne Parts No werden nicht geliefert E Scandinavia Europe K USA P Canada W Europe U PX Far East Hawaii T England M Other Areas UE AAFES Europe X Australia TM 631A Ref...

Страница 45: ...t Hawaii T England Other Areas 44 UE AAFES Europe X Australia A indicates safety critical components TM 631A New Parts PARTS LIST Parts without Parts No are not supplied Les articles non mentionnes dans le Parts No ne sont pas fournis Telle ohne Parts No werden nicht geliefert Parts No Desti Re Ref No Address New Description nation marks omas a 235 BB BSA tt 0112 113 CK73FB1H102K CHIP C 1000PF K C...

Страница 46: ...0 0 1 16W Ici NJM4558M ICCQP AMP X2 Ql 25C4116 Y TRANSISTOR 45 A indicates safety critical components New Parts PARTS LIST Parts without Parts No are not supplied Les articles non mentionnes dans le Parts No ne sont pas fournis Telle ohne Parts No werden nicht gellefert E Scandinavia Europe K USA P Canada W Europe U PX Far East Hawaii T England M Other Areas UE AAFES Europe X Australia TM 631A Ref...

Страница 47: ...H Hé A2 J2 Jl A5 J3 J4 Al A A3 2 46 Parts with the exploded numbers larger than 700 are not supplied TM 631A EXPLODED VIEW Cx2 M4x6 N09 0666 05 M2 614 N09 2030 05 N09 2032 05 0 2 616 F N 32 2606 46 H M3x6 Bid BLK N35 3006 45 9 2 66 8r Tap N87 2606 46 K 92 618 Br Tap N87 2608 46 NOS 0626 04 0 2 616 Br Top Ni N87 2606 41 37 N09 0650 05 P M2 6 x 4 F BLK N09 2035 05 40 94 62 EXT SP BN 3 x2 Mx2 8 3 X45...

Страница 48: ...r 6 64 70 79 78 46 54 39 39 69 68x2 Q M2 6x4 F N32 2604 46 38 G M2x4 Bi N35 2004 46 76 75 34 C 3 4 9 TM 631A EXPLODED VIEW Parts with the exploded numbers larger than 700 are not supplied 47 TOI ZZ 105 S 53 3130 12 Ny y 99 GS BS 105 g 12 MSS 33 SS X53 xe 45 CoS T1x3 32 j 47 SER T2x5 32 GO 8 Ss ZB 73x3 A Sy 7B PS T4x2 or 6 64 70 79 78 46 54 39 39 69 68x2 Q M2 6x4 F N32 2604 46 38 G M2x4 Bi N35 2004...

Страница 49: ...olystyrene foamed fixture H10 2642 02 Warranty card Assy Instruction manual 60 52 Item carton box 48 TM 631A PACKING 6 B46 0410 20 7 B50 8295 00 Microphone 95 T91 0380 15 55 Packing fixture H12 1345 14 Protection bag Mic H25 0029 04 Mounting bracket 63 LES J29 04 18 03 LP nies 56 e Vg 86 00 23 MIC hook 57 28 J20 0319 24 N46 3010 46 Protection bag Radio H25 0706 04 Fuse 15 A F05 1531 05 Fuse 20 A f...

Страница 50: ...4 Noise Generator 1 Must generate ignition like noise containing har monics beyond 450 MHz Fig 26 49 TM 631A ADJUSTMENT REQUIRED TEST EQUIPMENT 15 Sweep Generator 1 DC V M 1 Sweep range 144 MHz and 220 MHz bands 1 High input impedance 16 Tracking Generator 2 RF VTVM RF V M 1 Input impedance 1 MQ min 2 pF max 2 Voltage range F S 10 mV 300 V PREPARATION 3 Frequency Counter f counter 1 Unless otherwi...

Страница 51: ...30 Rotate SGL to the position where noise 8 ohms is not heard SSG 15 dBp Squelch should be opened 50 TM 631A ADJUSTMENT Common Section Adjustments Measurement Adjustment Test Item Condition Specification Remarks equip ment Unit Terminal Unit Part Method 1 Setting DC 13 8 V POWER OFF MAIN SQL MIN BALANCE CENTER SUB SQL MAX LOCK OFF Standard modulation MOD 1 kHz DEV 3 kHz when modulation of SSG is n...

Страница 52: ...itch LO meter or Make transmission dummy load 50 2 HI LO switch HI All LED light up Transmit ohms 51 TM 631A ADJUSTMENT Measurement Adjustment Test Item Condition Specification Remarks equip ment Unit Terminal Unit Part Method 4 S meter FREQ 146 040 MHz SSG Rear TX RX TX RX VR2 Set to S 1 position sP SSG 3 dBg panel 144 144 Front panel SSG 25 dBu All LED light up 5 Receiving FREQ 146 040 MHz Oscil...

Страница 53: ...e S N SSG 60 dBu scope ratio with AF 0 63 V 8 0 Millivolt meter high level input Distortion meter 52 TM 631A ADJUSTMENT Measurement Adjustment Test Item Condition Specification Remarks equip ment Unit Terminal Unit Part Method 3 1 DEV FREQ 146 000 MHz Linear Rear ANT1 TX RX VR3 4 6 kHz either or 200 Hz AG 1 kHz 60 mV detector 144 144 value which is There should be no abnormal Make transmission Dum...

Страница 54: ...6 1 kHz HPF 3 kHz Dummy panel load 50 Linear detector condition Deemphasis OFF ohms Oscillo scope 53 TM 631A ADJUSTMENT 220 MHz Transmission Adjustments Measurement Adjustment Item Condition Test equip Specification Remarks ment Unit Terminal Unit Part Method 1 1 Transmis FREQ 222 500 MHz Power Rear ANT1 TX RX VRS POWER MAX 32 W or more sion out HI LO switch HI meter panel 220 220 put HI Make tran...

Страница 55: ...EV adjustment TC1 TX f adjustment L2 8 144 MHz receiving gain adjustment L9 Discriminator adjustment TM 631A 54 Top of the Set ADJUSTMENT MAAN AAA AAA IULUUU VRi ant O VR3 Final 144 VR4 VR2 X45 3350 10 L2 L7 L5 ILOILO L4 TX RX 144 X57 3400 12 aa TP3 O X58 3670 10 144 MHz PLL Unit VR3 a VRI L8 A Tcl VR2 9 W L3 TP2 Final Unit X45 3350 10 VR1 144 MHz RF meter adjustment VR2 144 MHz HI power APC adjus...

Страница 56: ...LOW power adjustment L1 7 9 220 MHz receiving gain adjustment L9 220 MHz discriminator adjustment 55 Bottom of the Set TM 631A ADJUSTMENT WANA AAA AA AAA AAAS UUUUUUUUUUUUUU ANT O Final 220 TX RX 220 L5 VR6 VR7 vra X57 3410 10 VR5 OHO O VR3 TP4 O 35 220 MHz X58 3690 10 PLL Unit L7 vRt TO TP3 Lg O O TP2 O vR2 ih L4 L3 L2 L1 TX RX unit 220 MHz X57 3410 10 VR1 VR4 VR7 220 MHz squelch tight squelch ad...

Страница 57: ...5 2 6 3 7 8 1 2 1 3 2 1 1 2 2 3 4 5 6 1 2 E 7 3 1 E 4 2 5 6 7 1 B 1 2 2 3 3 4 4 5 5 6 E 2 3 4 5 6 56 TM 631A TERMINAL FUNCTIONS Connector Terminal Terminal Function No No name 220 MHz TX RX UNIT X57 3410 10 CN1 RA1 RX ANT 220 MHz GND CN2 1 GND DET Detect 220 MHz CN3 Sci SCAN Control MAIN RDM Remote Data MAIN GND Sc2 SCAN Control SUB Q2 Squelch Volume SUB CN4 RDS Remote Data SUB GND SEL MAIN SUB Se...

Страница 58: ... 5 2 1 2 1 2 3 2 3 4 3 4 5 4 E 5 6 6 5 7 6 7 8 7 8 E 1 8 2 9 3 1 2 E 2 3 E 3 4 4 5 5 6 6 7 7 8 57 58 TM 631A TM 631A TERMINAL FUNCTIONS TERMINAL FUNCTIONS Terminal Connector Terminal Function No No name W7 DB Drive B BA Base B 8T1 TX 8 V 220 MHz GND PRO Protection PC1 Power Control 220 MHz Ws 001 Drive Out 220 MHz GND wg RAI RX ANT 144 MHz Connector Terminal Terminal Function No No name Ws EP2 PLL...

Страница 59: ...view Q3 5 DTC144EK G4 28C2712 Y Q101 2SK508 K52 Q102 2SC3120 oP 2 o RI4 C4 sc Lo NC L L oP cP 1 u EP TOR DI03 104 144 MHz PLL UNIT A X58 3670 10 V 144 MHz PLL UNIT A X58 3670 10 Component side view 144 MHz PLL UNIT B X58 3670 10 Component side view IC1 M54959FP Q1 2 28C3324 B O3 5 102 105 DTC144EK Q4 28C2714 Y 101 104 2SKS008NV K52 Q103 106 2SC3120 D101 102 1T33C D103 104 1SV166 59 Foil side view ...

Страница 60: ... a an o 4 0 uw vu enh Su cu inw l gee To On on a 2 t 8 Zu 3 ag a Ort 80rd on on tts9 S 61 62 wov o a A HE pc BoaRD view TM 6 1A TROL UNIT X53 3250 12 VCONTROL UNIT X53 3250 12 Component side view Foit side view KRR C001 q 102uA 3 ES MN4094BS 9 a 8 Lo TC4053BF LO o hos 28 Re 3 9 08 M of 10s a w ae a 2 2 aso sae 2 s010 f zav S c a INS 62u gee G He 1 DTC114EK OLHI ZW ss 3 2 iw 1 CH ton cowl 22 0 1 28...

Страница 61: ... oO 1 0 Laq446 0 a 3SK184 4 s fo 2 2SK208 0 Tae D CQ N 855 ee Yaad 3 no NN 28B1119S to ON oa 6 63 64 TM 631A pc Boar view V144 MHz TX RX UNIT X57 3400 12 v 144 MHz TX RX UNIT X57 3400 12 Component side view Foil side view 3SK179 4 2 DTA1 43EK 2 DTC144EK 2SC2712 2502714 8 Ge oO o N wo 0 28C2954 ego ang TC4053BF 9 4 aoa 16 art Ow oO 1 0 Laq446 0 a 3SK184 4 s fo 2 2SK208 0 Tae D CQ N 855 ee Yaad 3 no...

Страница 62: ...2SC3369 MC3361D 16 4 a NJM78L08UA wove VREF GND VIN 2SK125 Or orn 3SK184 6 Qs ON KCE01 Go NN 7 65 66 PC BOARD VIEW TM 631A 220 MHz TX RX UNIT X57 3410 10 220 MHz TX RX UNIT X57 3410 10 Component side view Foil side view 2SC3357 KCA01 KCA02 Kcco1 ec DTC124EK 2SC2712 2 2SC2714 2SC2759 2SC3326 A 2SC3369 MC3361D 16 4 a NJM78L08UA wove VREF GND VIN 2SK125 Or orn 3SK184 6 Qs ON KCE01 Go NN 7 65 66 ...

Страница 63: ...ws C57 cs7 2 C62 c64 C64 L54 L54 5 L55 L55 88 BA eT V PRO L57 L57 L58 69 J2 J3 J3 Co L58 uP J2 67 68 TM 631A VFINAL UNIT X45 3350 10 A 3 Component side view PC BOARD VIEW VFINAL UNIT X45 3350 10 B 3 Component side view VFINAL UNIT X45 3350 10 A 3 Foil side view 188184 D2 UM9401 28D1406 Y D1 5 53 Q50 M57774 220 MHz Q50 MS57774 220MHz Ml407 VFINAL UNIT X45 3350 10 B 3 Foil side view 18S 101 D50 DSA3...

Страница 64: ... Cd 11 if reget ips pe re i Ses eae 7 05 jan F LLo F NAL UN T aL 5113 x45 3350 0 3 ss reg reg reg OE UT am A on K C rot 050 DSA3A TIT FNAL UNT X45 3350 0 B 3 SCHEME 4 HH A a sa ttt P dst H La TT qe 4 oe I c 02 7 7 co 0 05 an 7 veo a0 f 1 CO ae T an I es os T I a osv 1 h 4 a 04 DT 4ek a a d ae 1 4 T d IL 16 4 A P Pe it seat 0 i oo ff I i c4 4446 93 EY t 22 4692 LI ee a4 0 2 272 at 1 44 PLL A HH a 2...

Страница 65: ...2S8C2712 GR Chip TR IC1 MN6520 Ic IC2 MN4094BS Ic 146 1 MHz 16 9 MHz T1 T2 0 0 5 1 0 1 5 AFC OFF Zar TM 631A TM 631A TM 631A TM 631A LEVEL DIAGRAM BLOCK DIAGRAM TSU 6 CTCSS UNIT a TSU 6 EXTERNAL VIEW TSU 6 Reference Information Re qi Relationship Between the Main Unit Mode and the 222 5 MHz 30 825 MHz MN4094BS IC2 I X53 3250 CTCSS TONE MN4094BS Terminals 220M X57 3410 10 x87 3400 Switch Switch PX ...

Страница 66: ...12 07 5 7 10 es 5 4 4NC 1c1 S3 Q4 Qs T TONE NC 2 Rid 1M 32 T LPF C7 Q3 ww No R9 10K MHz Q2 Q 1 L_ 77 TM 631A TSU 6 CTCSS UNIT TSU 6 PC BOARD VIEW Component side view Foil side view Components side pattern Foil side pattern TSU 6 SCHEMATIC DIAGRAM CTCSS UNIT X52 3100 00 R2 10K R6 2 2K AW DTC144TK iC MN6520 0 Lx 2 0 x Q2 DTAI14EK C2 MN4094BS o OE 50 Q3 28C2712 GR x a 22 T 6 3006 STROBE VCC Cl 23 255...

Страница 67: ...g Kong KENWOOD ELECTRONICS CANADA INC P O BOX 1075 959 Gana Court Mississauga Ontario Canada L4T 4C2 TM 631A SPECIFICATIONS Model TM 631A Specifications 144 to 148 MHz Frequency range 220 to 225 MHz Mode F3E FM Antenna impedance 50 ohms Power requirements 13 8 VDOC 15 Ground Negative Transmit mode Less than 11A Receive mode with no signal Less than 0 6 A Operating temperature 20 C to 60 C 4 F to 1...

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Kenwood TM-631A, Руководство по обслуживанию

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