Alinco DR-620 Service Manual Download Page 24 | Manualshive

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23) Transistor, Diode, and LED Outline Drawings

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Summary of Contents for DR-620

Page 1: ...V XA 0573 13 12 NJM2902V TE1 XA0596 13 13 S 80845ALMP EA9 T2 X A 0620 14 14 TK10931V XA0666 14 15 BR24C64F E2 X A 0 66 9 15 16 LC75884W X A 0 8 9 9 16 17 M51132FP X A 0900 17 18 M30620FCAGP XA0913 XA0...

Page 2: ...on Distortion Microphone impedance 87 500 107 995MHz WFM RX 108 000 135 995MHz AM RX 136 000 173 995MHz RX 144 000 147 995MHz TX 335 000 479 995MHz RX 430 000 449 995MHz TX 87 500 107 995MHz WFM 144 0...

Page 3: ...ty 6dB 60dB Spurious and image rejection ratio Audio output power 16dBu for 12dB SINAD Double conversion superheterodyne 1s t 21 7MHz 2n d 450kHz VHF 1s t 45 1MHz 2n d 455kHz UHF 18dBu 12kHz 24kHz 70d...

Page 4: ...ed first IF signal is then delivered to the FM IF subsystem IC IC3 TK10931V which contains the second mixer limiter amplifier noise amplifier and FM detector The second local signal is generated by 21...

Page 5: ...the desired signal and then passes through the limiter amplifier within IC5 to the discriminator coil L102 which removes any amplitude variations in the 455 kHz IF signal before detection of speech Th...

Page 6: ...r Q52 2SC5066 along with the 21 7 MHz UHF sub first local signal from the UHF sub VCO The UHF sub first local signal is generated between 408 3 MHz and 428 3MHz by the UHF sub VCO Q13 The 21 7 MHz UHF...

Page 7: ...A407 and another low pass filter network and then is delivered to the ANT jack 10 UHF Transmit Signal Path The adjusted speech signal from VR4 is delivered to UHF VCO Q29 which frequency modulates the...

Page 8: ...of FICront CPU IC604 M38503M goes LO which sends the PTT command to the main CPU IC19 When it receives the PTT command pin72 of IC19 goes high to controls local switch D5 filter switch D2 D3 TX switc...

Page 9: ...6 25kHz comparative reference frequencies which are utilized bythe phase comparator The phase comparator section of IC2 compares the phase between the frequency divided oscillation frequency oftheVCO...

Page 10: ...ing Input 1 2 Non Inverting Input 1 3 Power supply Minus 4 2 NJM78L05UA XA0098 5V Voltage Regulator 1 OUTPUT 2 COMMON 3 INPUT 3 NJM7808FA XA0102 8V Voltage Ragulator Pin Assignment 1 OUTPUT 2 COMMON 3...

Page 11: ...Bilateral Switch 4 TC4S66F XA0115 5 AN8010M XA0119 10V Voltage Regulator Test Circuit u u u Output Common Input AN8010M 6 BU4052BF XA0236 Analog Multiplexer Demultiplexer 11...

Page 12: ...y y 8 TC4W53FU XA0348 Multiplexer Demultiplexer Function Table Control input ON channel INH A L L ch0 L H ch1 H NONE Don t Care 9 TA31136FN XA0404 COMMON 1 8 VDD P INH 2 7 ch0 O i VEE _3_ GO n 6 ch1...

Page 13: ...5W Audio Power Amplifiers 10 LA4425A XA0410 Test Circuit 1 2 3 4 5 11 NJM2904V XA0573 12 NJM2902V TE1 XA0596 Quad Single Supply Operational Amplifier 13...

Page 14: ...Pin Assignment BLOCK Diagram Top View o to w X o o o o o 0 c 3 1 o 02 o 3 O S T Q CD D CD CD O O 3 c 3 c r D 13 S 80845ALMP EA9 T2 XA0620...

Page 15: ...4Kbit EEPR O M ARRAY p b it ADDRESS DECODER h 13bit N SLAVE WORD ADDRESS REGISTER DATA REGISTER START STOP C O N TR O L C IR C U IT I ACK H 4 HIGH VOLTAGE VOLTAGE r 5 GENERATOR DETECTOR a Vcc 7 WP e S...

Page 16: ...3 3 VSS EZZ T E S T 1 S Q F P 8 0 30 J S 3 2 S 3 1 OSC C Z S 30 RES C Z n S 2 9 d o i n 5 2 9 CE 1 m S 2 7 CL C Z S 2 6 D i c n 3 2 5 P l S l c aoO S 2 4 P 2 S 2 c z 21 3 S 2 3 1 10 20 UUUUUUUUUUUUUUU...

Page 17: ...m P12 D10 pi 1 D9 P Io Ds PO7 D7 P06 D6 P05 D5 P04 D4 P03 D3 P02 D2 P01 D1 PO0 D0 PIO7 AN7 KI3 PIO6 AN6 KI2 P105 AN5 KM P104 AN4 KIO P103 AN3 PIO2 AN2 PIO1 AN1 AVss PIO0 AN0 Vref _____AVcc _ P97 ADtrg...

Page 18: ...Serial Communication port forTNC 30 P66 RXD1 I Pulse Serial Communication port forTNC 31 P65 SCLK O Pulse Witer control 32 P64 BUSY O Pulse Witer control 33 P63 TXD O Pulse Serial Communication port...

Page 19: ...AIN430MHz power OM OFF ii Pii Si4RS O Activ high SUB 144MHz power ON OFF ia PiO aiRS O Actv high Ext band power ON OFF i9 POl 5VS O Actv high 5V power ON OFF a0 P06 CSS O Activ high 5V power ON OFF a...

Page 20: ...Front C PU 19 M3B5 3M2H667FP X 914 20...

Page 21: ...ESET RESET I Activ low Reset input i9 Xin XIN I Pulse CPU clock input 2 0 Xout XOUT O CPU clock output 2 1 Vss GND 2 2 Pil V M I Activ low Key input UP 23 Pie RED O Activ high Lighting color ON OFF RE...

Page 22: ...2 l 5 5V 80 520 M H z Xininputlevel V x in Vcc 2 l 5 5V Fxin 10 25M H z S inew ave 0 4 1 4 V p p X inin p u tfrequency F x in Vcc 2 l 5 5V Vxin 0 4 1 4Vp p 10 25 M H z Equivalent Circuit Fin2 5 a MP...

Page 23: ...Voltage Regulator TopView 5 4 a _ _ _ a 21 S 816A50AMC XA0925 1 2 3 N o Terminal 1 EXT 2 VSS 3 ON OFF 4 VIN 5 VOUT 22 NJM78M05DL1A XA0947 S X Voltage Regulator 1 INPUT 2 GND 3 OUTPUT 23...

Page 24: ...23 Transistor Diode and LED Outline Drawings 24...

Page 25: ...Ta 25 C Parameter Symbol Test conditions Limits Unit Min Max Saturated drain current IDSS Vds 17V Vgs 0V 300 jA Gate to source leakage current IGSS Vds 10V Vgs 0V 5 jA Threshold voltage Vth Vds 12V Id...

Page 26: ...24 LCD Connection 26...

Page 27: ...1 2 m 1 2 n S21 Q1 12 f 1 2 e 1 2 d S22 1 1 j 1 1 g 1 1 m 1 1 n S23 SUB 11 f 1 1 e 1 1 d S24 1 0 j 1 0 g 1 0 m 1 0 n S25 DCS 10 f 1 0 e 1 0 d S26 T SQ BUSY 2 W 1 S27 9j 9g 9m 9n S2B minus 9f 9r 9r S2...

Page 28: ...EXPLODED VIEW 1 Front View 28...

Page 29: ...2 Bottom View AA0050 29...

Page 30: ...Chip Transistor RN1107 TE85L 1 1 Q611 XT0095 Chip Transistor 2SC4081 T106R 1 1 Q612 XU0193 Chip Transistor RN1107 TE85L 1 1 R601 RK3566 Chip R ERJ2GEJ224X 1 1 R602 RK3550 Chip R ERJ2GEJ103X 1 1 R603 R...

Page 31: ...608CH1H390JT AS 1 1 C18 CU3535 Chip C GRM36B102K50PT 1 1 C19 CU3535 Chip C GRM36B102K50PT 1 1 C20 CU4023 Chip C GRM42 6CH101J500PT 1 1 C21 CU3535 Chip C GRM36B102K50PT 1 1 C22 CU3511 Chip C GRM36CH100...

Page 32: ...1 1 C148 CU3547 Chip C GRM36B103K16PT 1 1 C149 CU3535 Chip C GRM36B102K50PT 1 1 C150 CU3111 Chip C C1608JB1C104KT N 1 1 Ref Parts No Description Parts Name Qty No T E C151 CU3523 Chip C GRM36CH101J50...

Page 33: ...524 Chip C GRM36CH121J50PT 1 1 C284 CU3504 Chip C GRM36CJ030C50PT 1 1 C285 CU3524 Chip C GRM36CH121J50PT 1 1 Ref Parts No Description Parts Name Qty No T E C286 CU3511 Chip C GRM36CH100D50PT 1 1 C287...

Page 34: ...U3506 Chip C GRM36CH050C50PT 1 1 C426 CU3503 Chip C GRM36CK020C50PT 1 1 Ref Parts No Description Parts Name Qty No T E C427 CU3535 Chip C GRM36B102K50PT 1 1 C428 CU3512 Chip C GRM36CH120J50PT 1 1 C429...

Page 35: ...4004 Chip C GRM42 6CH050C300PT 1 C559 CU4006 Chip C GRM42 6CH050C500PT 1 C560 CU4004 Chip C GRM42 6CJ030C500PT 1 1 C561 CU3031 Chip C C1608JB1H471KT AS 1 1 C562 CE0341 Electrolytic C 16MV 100HC TS 1 1...

Page 36: ...HR10J 1 1 L22 QKA75A Coil QKA75A 1 1 L23 QC0614 Chip Inductor LL1608 FS8N2J 1 1 L24 QKA45E Coil MR3 0 4 5T 0 8 1 1 L25 QA0162 Chip Inductor VCO QA0162 5CBM 1 1 L26 QC0530 Chip Inductor LQN21A22NJ04 1...

Page 37: ...RN1107 TE85L 1 1 Q47 XT0061 Chip Transistor 2SB1132T 100Q 1 1 Ref Parts No Description Parts Name Qty No T E Q49 XT0138 Chip Transistor 2SC5066 0 TE85L 1 1 Q50 XU0193 Chip Transistor RN1107 TE85L 1 1...

Page 38: ...GEJ333X 1 1 R65 RK3022 Chip R MCR03EZHJ470 1 1 R66 RK3542 Chip R ERJ2GEJ222X 1 1 Ref Parts No Description Parts Name Qty No T E R67 RK3522 Chip R ERJ2GEJ470X 1 1 R68 RK3001 Chip R MCR03EZHJ000 1 1 R69...

Page 39: ...550 Chip R ERJ2GEJ103X 1 1 R200 RK3542 Chip R ERJ2GEJ222X 1 1 R201 RK3526 Chip R ERJ2GEJ101X 1 1 Ref Parts No Description Parts Name Qty No T E R202 RK3558 Chip R ERJ2GEJ473X 1 1 R203 RK3561 Chip R ER...

Page 40: ...Chip R ERJ2GEJ222X 1 1 R342 RK3530 Chip R ERJ2GEJ221X 1 1 R343 RK3522 Chip R ERJ2GEJ470X 1 1 Ref Parts No Description Parts Name Qty No T E R344 RK3522 Chip R ERJ2GEJ470X 1 1 R346 RK3526 Chip R ERJ2GE...

Page 41: ...574 Chip R ERJ2GEJ105X 1 1 R473 RK3550 Chip R ERJ2GEJ103X 1 1 R474 RK3567 Chip R ERJ2GEJ274X 1 1 Ref Parts No Description Parts Name Qty No T E R475 RK3550 Chip R ERJ2GEJ103X 1 1 R476 RK3572 Chip R ER...

Page 42: ...R620 4 4 FP0198 SPACER DR620 4 4 KB0089 REAR CASE DR620 1 1 KS0081 BOTTOM CASE DR620 1 1 KZ0147 Front CaseDR620 1 1 NK0072 Knob KL0677A VOL DR135 NK0073 Knob KL0678A DIAL DR135 1 1 NP0139 POWER BUTTON...

Page 43: ...output is MOD 1KHz 3 5KHz DEV Standard Modulation is also based above Speaker load is 80 and Output is 50 100mV O O Tf J ___ L CN11 SW1 CN10 CN5 II 1I II 1I VR4VR3 VR5 VR7 L102 CN4 8VR9 CN3 CN8 IOOOOO...

Page 44: ...RX Distortion CH14 87 700 S Meter 1 CH15 87 700 S Meter FULL CH16 146 000 145 000 440 000 435 000 TX Deviation CH17 146 000 145 000 440 000 435 000 TX Deviation NAR CH18 146 000 145 000 440 000 435 00...

Page 45: ...sensitivity becomes in maximum At 4d B u SINAD more than 12dB S m eter 1 C H 10 146 05M H z SSG 3d B u FR O N T FUNC It is confirmed by the FU N C key S m eter FULL CH11 146 05M H z SSG 15dBu FR O N T...

Page 46: ...t the Rx sensitivity becomes in maximum Confirm At 8d B u SINAD more than 12dB Rx Signal Sensitivity CH 9 479 95M H z FR O N T FUNC RE601 FUNC Adjust so that the Rx sensitivity becomes in maximum Conf...

Page 47: ...AF Output N A R R O W 146 05M H z N A R R O W More than Normal Mode SSG Output 60dBu AF Output 87 7M H z More than 2W SSG Output 60dBu 22K H z D E V TE S T ITEM C O N D ITIO N TEST STA N D A R D NO T...

Page 48: ...5M H z N A R R O W More than Normal Mode SSG Output 60dBu TE S T ITEM C O N D ITIO N TE S T STA N D A R D N O TE TX Output HI P O W ER 430 00M H z 440 00M H z 450 00M H z 35 3W 35 3W 35 3W T TX Output...

Page 49: ...n 3 n 3 3 C 3 a C a a D O a 4 CD P C BOARD VIEW...

Page 50: ...3 Main Side A 50...

Page 51: ...4 Main Side B 51...

Page 52: ...FRONT SCHEMATIC DIAGRAM M IC C O N N E C T O R CN601 UE0035 MIC PTT DOWN LED R E D 5 V 0 R A N G E 5 V Y E L L O W 0V 52...

Page 53: ...MAIN SCHEMATIC DIAGRAM _ a a A r t I m a J S3...

Page 54: ...FRONT BLOCK DIAGRAM M IC R O M O T E E M S 5 7 D O W N S Q L 54...

Page 55: ...MAIN BLOCK DIAGRAM T OF R O N TU N IT 55...

Page 56: ...in Dai Building 9th Floor 2 6 1 Chome Dojimahama Kita ku Osaka 530 0004 Japan Phone 81 6 4797 2136 Fax 81 6 4797 2157 E mail export alinco co ip Dealer Distributor Copyright 2002 Alinco lnc Osaka Japa...

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