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SERVICE MANUAL

CIRCUIT DESCRIPTION ............................  1

PC BOARD..................................................24

SPECIFICATIONS...................................... 29

CONTENTS

© 2016 Jan.

PARTS LIST ...............................................  5

ADJUSTMENT ........................................  21

BLOCK DIAGRAM..................................... 28

SCHEMATIC DIAGRAM............................ 26

Summary of Contents for DV-3066

Page 1: ...SERVICE MANUAL CIRCUIT DESCRIPTION 1 PC BOARD 24 SPECIFICATIONS 29 CONTENTS 2016 Jan PARTS LIST 5 ADJUSTMENT 21 BLOCK DIAGRAM 28 SCHEMATIC DIAGRAM 26...

Page 2: ...gh a MCF Monolithic crystal filter XF3000 and XF3001 to remove unwanted components The first IF signal passing through the MCF XF3000 and XF3001 is amplified by an IF amplifier Q511 and the resulting...

Page 3: ...000 450kHz C580 U201 SP R593 AF PA LS200 R5594 38 40MHz U205 R595 AQUA U204A Q206 Q207 J201 Quadrature detector 10 9 11 12 13 14 15 16 8 7 6 5 4 3 2 1 RSSI Local OSC MIX Rectifier Noise comp IF AMP LP...

Page 4: ...Q519 is turned OFF to change oscillation frequency See Fig 6 COMPARATOR PHASE CHARGE PUMP 5KHz 6 25KHz 5KHz 6 25KHz PLL IC U504 REF OSC I N I M PLL DATA LPF D516 D517 VCO Q518 BUFF AMP Q517 19 200MHz...

Page 5: ...ute circuit by the decode data input 6 Transmitting tone and encode data 6 1 Memory Circuit Memory circuit consists of the MPU U201 and an EEPROM U203 An EEPROM has a capacity of 64k bits that contain...

Page 6: ...0603 1 183 10 50V C222 SMT CAPACITOR 0805 1 685 10 50V C223 SMT CAPACITOR 0603 1 224 10 50V C224 SMT CAPACITOR 0603 1 105 10 50V C225 SMT CAPACITOR 0603 1 NO USE C226 SMT CAPACITOR 0805 1 105 10 50V...

Page 7: ...62 SMT CAPACITOR 0603 1 103 10 50V C263 SMT CAPACITOR 0603 1 104 10 50V C264 SMT CAPACITOR 0603 1 30P 5 50V C265 SMT CAPACITOR 0603 1 103 5 50V C267 SMT CAPACITOR 0603 1 15P 5 50V C268 SMT CAPACITOR 0...

Page 8: ...V C510 SMT CAPACITOR 0603 1 104 10 50V C511 SMT CAPACITOR 0603 1 102 10 50V C512 C525 SMT CAPACITOR 0603 14 102 10 50V C526 C536 SMT CAPACITOR 0603 11 103 10 50V C537 C551 SMT CAPACITOR 0603 15 103 10...

Page 9: ...PACITOR 0603 1 100P 5 50V C586 SMT CAPACITOR 0603 1 33P 5 50V C587 SMT CAPACITOR 0603 1 100P 5 50V C588 SMT CAPACITOR 0603 1 102 10 50V C589 C591 SMT CAPACITOR 0603 3 100P 5 50V C592 SMT CAPACITOR 060...

Page 10: ...625 SMT CAPACITOR 0603 1 10P 5 50V C626 SMT CAPACITOR 0603 1 5P 0 1P 50V C627 SMT CAPACITOR 0603 1 10P 0 25P 50V C628 SMT CAPACITOR 0603 1 NO USE C629 SMT CAPACITOR 0603 1 39P 5 50V C630 SMT CAPACITOR...

Page 11: ...657 SMT CAPACITOR 0603 1 1 5 P 0 1P 50V C658 SMT CAPACITOR 0603 1 82P 5 50V C659 SMT CAPACITOR 0603 1 24P 5 50V C660 SMT CAPACITOR 0603 1 47P 5 50V C661 SMT CAPACITOR 0603 1 27P 5 50V C662 SMT CAPACIT...

Page 12: ...51K 1 R204 SMT RESISTOR 0603 1 150K 1 R205 SMT RESISTOR 0603 1 560R 5 R206 SMT RESISTOR 0603 1 1 8K 5 R207 SMT RESISTOR 0603 1 100R 5 R208 SMT RESISTOR 0603 1 10K 5 R209 SMT CAPACITOR 0603 1 564 10 5...

Page 13: ...2 SMT RESISTOR 0603 1 22K 5 R243 SMT RESISTOR 0805 1 NO USE R244 R245 SMT RESISTOR 0603 2 33K 5 R246 SMT RESISTOR 0603 1 220K 5 R247 SMT RESISTOR 0603 1 100K 5 R248 R249 SMT RESISTOR 0603 2 1K 5 R250...

Page 14: ...STOR 0603 1 4 7K 5 R277 SMT RESISTOR 0603 1 10K 5 R278 SMT RESISTOR 0603 1 NO USE R500 SMT RESISTOR 0603 1 51K 5 R501 SMT RESISTOR 0603 1 120K 5 R502 R507 SMT RESISTOR 0603 6 150K 1 R508 SMT RESISTOR...

Page 15: ...00K 5 R544 SMT RESISTOR 0603 1 4 7K 5 R545 SMT RESISTOR 0603 1 0R R547 SMT RESISTOR 0603 1 680R 5 R548 SMT RESISTOR 0603 1 47K 5 R549 SMT RESISTOR 0603 1 4 7K 5 R550 R551 SMT RESISTOR 0603 2 2 2K 5 R5...

Page 16: ...K 5 R584 SMT RESISTOR 0603 1 82K 5 R585 SMT RESISTOR 0603 1 10R 5 R586 SMT RESISTOR 0603 1 820R 5 R587 SMT RESISTOR 0603 1 560R 5 R588 SMT RESISTOR 0603 1 390R 5 R589 R591 SMT RESISTOR 1206 3 0 36R 5...

Page 17: ...LIGHTED DIODE 0603 1 GREEN D2003 SMT LIGHTED DIODE 0603 1 RED D202 SMT DIODE SC 70 1 1SS372 D204 SMT DIODE SC 79 1 BA892 D500 D501 SMT DIODE 0603 2 BA892 D502 D503 SMT DIODE 0603 2 BA892 D504 D505 SMT...

Page 18: ...Q212 SMT DIGITAL TRANSISTOR EMT3 1 RTIN141U Q213 SMT FET SC 70 1 2SD2351 Q500 SMT DIGITAL TRANSISTOR EMT3 1 DTA144EE Q501 Q503 SMT DIGITAL TRANSISTOR EMT3 3 RT1N141U Q504 SMT DIGITAL TRANSISTOR EMT3...

Page 19: ...QFN24 4 4 1 NO USE L200 SMT FERRITE BEAD BLACK 0603 1 271T L202 SMT FERRITE BEAD BLACK 0603 1 271T L204 L205 SMT FERRITE BEAD BLACK 0603 2 271T L500 L503 SMT FERRITE BEAD BLACK 0603 4 271T L504 SMT A...

Page 20: ...TOR 0603 1 470nH L531 SMT SMALL FIXED INDUCTOR BLOVE 2520 1 560nH L532 SMT SMALL FIXED INDUCTOR 0603 1 220nH L533 SMT SMALL FIXED INDUCTOR 0603 1 150nH L534 SMT SMALL FIXED INDUCTOR 0603 1 10uH L536 S...

Page 21: ...000 MICROPHONE 1 MIC 9 7 W1 VOLUME SWITCH 1 08110SNAXV020016 B103 S2 CHANNEL SWITCH 1 RE08120HX V02 0607A S2000 FP1 BUTTON 1 FP1 S2001 FP2 BUTTON 1 FP2 S2002 TRANSMITTING BUTTON 1 PTT X500 SMT TCXO 1...

Page 22: ...T ON Frequency counter ANT test Adjust to the frequency Within 100Hz 2 High power Adjust TEST CH low center high Battery terminal 7 4V PTT ON Power meter Ammeter test 4 8W 0 2W 1 5 A or less 3 Min pow...

Page 23: ...w High LPF 3kHz HPF OFF PTT ON 0 75kHz 100Hz 12 DTMF deviation Wide TEST CH center LPF 15kHz HPF OFF PTT ON 3kHz 100Hz 13 Battery Detection Warning BATT terminal voltage 6 0V Power meter DVM ANT BATT...

Page 24: ...shold writing Wide TEST CH Center Low High SSG output 127dBm 0 1 V SSG MOD 3 0kHz Programming Software QPS 3066 Writing Squelch open Narrow TEST CH Center SSG output 125dBm 0 126 V SSG MOD 1 5kHz 3 SQ...

Page 25: ...24 DV3066 PC board views...

Page 26: ...25 DV3066 PC board views...

Page 27: ...00 450K C24 C635 27P C500 103P R542 100K D514 1SS400 C609 102P D505 BA892 R602 2K7 C521 102P C520 102P CLK 11 FINRF 5 FINRF 6 FINIF 15 FINIF 16 OSCIN 8 DATA 12 LE 13 DORF 3 DOIF 18 FO LD 10 VCC 1 VCC...

Page 28: ...P34 P35 P36 P37 BATT BATT1 C216 103P C217 103P PLL CLOCK LINE PLL DATA LINE PLL STB ENABLE PLL LD LINE MOD SUB AF1 UHF SQ1 UHF MOD AUDIO POWERCONTROL APC CXENABLE RXENABLE W N CONTROL RSSI RX TXCONT...

Page 29: ...4V FM IF IC TX RX UNIT CONTROL UNIT Q504 2SC4617 RIPPLE FILTER 5C Q519 2SK1824 PA0 BAND Q503 Q509 RTIN141U RTIN141U T3000 FM AUDIO U200 SJ73L27S RESET 3 3M U203 AT24C64RM 8 EEPROM SCL SDA S2000 FP1 S2...

Page 30: ...ery Pack 142Hx57Wx41Dmm 355g Frequency Stability 2 5ppm Channel Frequency Spread 22MHz Receiver Sensitivity EIA 12dB SINAD Wide 0 25 V Narrow 0 35 V Selectivity Wide 70dB Narrow 60dB Intermodulation W...

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