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QUANZHOU WOUXUN KG-UVD1 Service Manual

Summary of KG-UVD1

  • Page 1

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 1 of 43 service manual model: kg-uvd1 version: kg-uvd1-0905-v1 quanzhou wouxun electronics co., ltd wouxun.

  • Page 2

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 2 of 43 kg-uvd1 dual-band maintenance manual introduction the scope for the manual this manual is for the technicians who know well about the communication and have some experiences of maintenance. All necessary inform...

  • Page 3

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 3 of 43 2.Enter the mode 3.Computer mode kg-uvd1 handheld transceiver programs by computer, the programming connection and the programming software (kg-uvd1). The programming software can be used in the ibm computer or...

  • Page 4

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 4 of 43 ○ 2 pressing [moni] key on duplicated source radio, the duplication starts. When duplicating, the flickering red light means sending data. After duplicating successfully, the red light extinguishes, and the sou...

  • Page 5

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 5 of 43 pic 1 chart 1 please refer the frequency of a.B.C.D points of pic 1 on chart 1. The 1 st intermediate frequency of this radio is 29.250mhz, the 2 nd is 450khz. Ⅱ receiving (1) the front end of u band (rf amplif...

  • Page 6

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 6 of 43 图2 pic2 (3) the 1 st mixer the signals from the front end of u band and the rx lo prouduced by pll electrocircuit creat the 1 st immediate frequency signal of 29.250mhz on t144 mixing. The created signal is sen...

  • Page 7

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 7 of 43 we can set the bandwidth of all channels by turning on the wide/narrow switch. The data from wide (low level) and narrow (high level) is outputted by the 14 th pin on microprocessors. T528 is connected when rec...

  • Page 8

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 8 of 43 （ 8 ） receiving signaling (qt/dqt) the signal from fm ic (u516) enters and is processed by microprocessor (ic811).(see pic4) microprocessor （ ic811 ） determin whether qt or dqt matches the setting value, and co...

  • Page 9

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 9 of 43 receiving frequency points. Through the phase comparator will receive transportation to the vco control voltage variable diode (d324, d325, d327, d328) to control the oscillation frequency.Oscillation frequency...

  • Page 10

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 10 of 43 pic 7 （ 3 ） automatic power control circuit (apc) apc circuit always monitor the circuit that is through the radio frequency rf amplifier (t142 or t322),and maintain the stable electric current. The diversific...

  • Page 11

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 11 of 43 5t-u is the transmitting 5v on u band,which keeps output during transmitting. 5r-v is the receiving 5v on v band,which keeps output during receiving. 5t-v is the transmitting 5v on v band,which keeps output du...

  • Page 12

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 12 of 43 (2) display circuit lcd demonstrated the information (ic811) controls the screen by the microprocessor (liquid crystal) to demonstrate that the actuation integrated circuit causes the screen (liquid crystal) t...

  • Page 13

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 13 of 43 pic 12 Ⅷ memorizer circuit the memorizer circuit is made up of ccpu (ic811) and eeprom (u811) the capacitance is 64k bits, including the handset controlling program by cpu and the operation function data. See ...

  • Page 14

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 14 of 43 pic 15 Ⅺ jp811 terminal function terminal pin no . Name input & output function description 1 sp+ output spk output 2 mic+ input mic input 3 batt input input electronic source of keypad backlight 4 5v input lc...

  • Page 15

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 15 of 43 15 k4 input keypad matrix input 16 d1 output keypad matrix output 17 d2 output keypad matrix output 18 d3 output keypad matrix output 19 d4 output keypad matrix output 20 gnd Ⅻ terminal function of microproces...

  • Page 16

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 16 of 43 33 vdd 34 5sc-vhf (vhf) vco electronic source control 35 p-tx/rx-vhf (vhf)transmitting/receiving electronic source control 36 p-spk audio power amplifier electronic power control 37 lamp2 illumination control ...

  • Page 17

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 17 of 43 dcs modulation spoke vhf/uhf 0.3khz ≦ x ≦ 0.7khz lineless integration test apparatus debugging characteristic vhf/uhf +3db~-3db lineless integration test apparatus vhf power 136~174.995mhz ≧ 4.3w lineless inte...

  • Page 18

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 18 of 43 61 wouxun.

  • Page 19

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 19 of 43 c8 33 c364 c846 c845 c389 c843 c842 c840 r1 63 c652 c641 c640 c636 c634 c624 c599 c5 11 c164 c162 c158 c617 c614 c841 c396 c8 30 c827 c817 c814 c812 c655 c514 c513 12 capacitance 104p c0402 36 c5 92 c589 c518 ...

  • Page 20

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 20 of 43 30 capacitance 104p c0805 1 c4 55 wouxun.

  • Page 21

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 21 of 43 31 resistance 0r r0402 5 r8 59 r838 r816 r641 r632 32 resistance 10r r0402 1 r6 19 33 resistance 56r r0402 1 r9 26 34 resistance 100r r0402 5 r8 55 r664 r662 r617 r572 35 resistance 150r r0402 1 r8 21 36 resis...

  • Page 22

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 22 of 43 r8 43 r817 r596 r135 r118 r116 r113 r648 51 resistance 47k r0402 12 r3 89 r379 r667 r861 52 resistance 51k r0402 1 r6 35 53 resistance 56k r0402 2 r8 41 r216 54 resistance 68k r0402 2 c2 33 r145 55 resistance ...

  • Page 23

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 23 of 43 73 adjustable resistance 50k rv1008 （ 2*2 ） 1 re s61 1 74 adjustable resistance 50k rv1206 （ 3*3 ） 1 rv 112 75 laminated capacitance 2.2uf/16v c0805 2 e6 15 e614 76 laminated capacitance 4.7uf/16v c0805 3 e6 1...

  • Page 24

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 24 of 43 11 92 dynatron 2sc4226 t-usm 1 t5 21 93 dynatron 1ss4181 t-usm 1 t6 16 94 power tube 2sk3476 t-2-5n1a 2 t3 22 t142 95 integration cl6010 u-qfn24-04 04-p050 1 u5 14 96 integration 24c64 u-sop8-157- p127 1 u8 11...

  • Page 25

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 25 of 43 no. Name item spec. Dosage digit no. 1 capacitance 0.5p c0402 2 c330 c250 2 capacitance 0.75p c0402 1 c242 3 capacitance 1p c0402 1 c191 4 capacitance 1.5p c0402 3 c419 c418 c322 5 capacitance 2p c0402 2 c445 ...

  • Page 26

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 26 of 43 c261 c257 c185 c184 c174 c172 c321 c147 c648 c619 c366 c343 c285 c117 c231 c181 c176 c384 c383 30 capacitance 473p c0402 1 c554 31 capacitance 474p c0402 1 c549 c818 c311 c423 c559 c442 c425 c404 c399 c378 c37...

  • Page 27

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 27 of 43 64 resistance 680r r0402 5 r316 r177 r194 r190 r188 65 resistance 820r r0402 3 r516 r395 r120 r835 r834 r320 r526 r538 r338 r330 r146 66 resistance 1k r0402 13 r158 r143 r142 r141 c537 67 resistance 1.5k r0402...

  • Page 28

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 28 of 43 capacitance 102 ta capacitance 0.1uf/16v eia3216 3 e313 e122 e121 103 ta capacitance 0.22uf/16v eia3216 1 e314 104 ta capacitance 2.2uf/16v eia3216 1 e119 105 ta capacitance 4.7uf/16v eia3216 2 e311 e120 106 t...

  • Page 29

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 29 of 43 111 high frequency laminated inductance ch47nh l0402 1 l314 112 high frequency laminated inductance ch68nh l0402 2 c412 l325 113 low frequency laminated inductance ci2.2uh l0402 1 r157 114 high frequency lamin...

  • Page 30

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 30 of 43 inductance wouxun.

  • Page 31

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 31 of 43 126 low frequency laminated inductance ci6.8uh l0603 1 l315 128 low requency laminated inductance ci100nh l0603 1 l152 129 low frequency laminated inductance ci560nh l0603 1 l157 130 low frequency laminated in...

  • Page 32

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 32 of 43 162 dynatron 2sc4617 t-esm 2 t132 t313 163 dynatron dta114ee t-esm 1 t526 164 dynatron dtc114ee t-esm 5 t681 t541 t523 t524 t383 165 dynatron 2sc3357 t-sot89 2 t320 t140 166 dynatron 2sk1588 t-sot89 1 t525 168...

  • Page 33

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 33 of 43 5 capacitance 220p c0402 1 c624 6 resistance 100r r0402 1 r623 7 resistance 150r r0402 2 r615 r616 8 resistance 1.2k r0402 1 r612 9 resistance 2.2k r0402 4 r613 r614 r617 r618 10 resistance 1.8k r0402 1 r621 1...

  • Page 34

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 34 of 43 mainboard chart mainboard top layer components chart c535 r8 5 6 r644 c 237 r163 t6 6 1 d610 r361 r 814 r 815 d169 d 326 t92 6 c927 d926 r 926 r927 r 134 r110 r667 c 457 c388 c389 c390 c 393 c394 c396 c397 c45...

  • Page 35

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 35 of 43 mainboard top layer digit no. Wouxun.

  • Page 36

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 36 of 43 c535 r8 5 6 r644 c 237 r163 t 661 d610 r361 r814 r 815 d169 d3 2 6 t92 6 c927 d926 r926 r927 r134 r110 r667 c4 5 7 c388 c389 c390 c393 c394 c396 c397 c4 5 6 r378 r379 r389 r390 t317 t318 t3 2 6 c 841 c534 c 23...

  • Page 37

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 37 of 43 mainboard bottom layer components chart 3.3k rls4148 22 k nc 104p 470p hsm88a hsm88a 102p 1k 1k 1k nc nc 102p 104p 103p 102p 104p 100r 2p dtc114ee 2.2k 104p 470p 104p 10 4p 102p 470p 470p 100p 104p 10 uf /1 6 ...

  • Page 38

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 38 of 43 mainboard bottom layer digit no.Chart 3.3k rls4148 22 k nc 104p 470p hsm88a hsm88a 102p 1k 1k 1k nc nc 102p 104p 103p 102p 104p 100r 2p dtc114ee 2.2k 104p 470p 104p 10 4p 102p 470p 470p 100p 104p 10 uf /1 6 v ...

  • Page 39

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 39 of 43 liquid crystal board top layer components and digit no.Chart white d616 + white d615 + white d612 + white d611 + mic mic611 + lcd-hd44780 lcd611 led d812 liquid crystal bottom layer chart & digit no.Chart woux...

  • Page 40

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 40 of 43 pin1 pin64 r619 4.7k c812 102p r 812 150r r 813 nc r814 4.7k t812 dt c1 1 4 e e c611 100p c612 100p c613 100p c614 100p c615 100p c616 100p c617 100p c6 1 8 100p jp612 jp20 r615 150r r616 150r r622 1k t611 dtc...

  • Page 41

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 41 of 43 os c 1 os c 1 os c 2 os c 2 gnd gnd v1 v1 v2 v2 v3 v3 v4 v4 v5 v5 rs rs r/ w r/ w e e vc c vc c db 0 db 0 db 1 db 1 db 2 db 2 db 3 db 3 db 4 db 4 db 5 db 5 db 6 db 6 db 7 db 7 co m 1 c1 co m 2 c2 co m 3 c3 co ...

  • Page 42

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 42 of 43 5c-u 5c-u 5c-u r174 5.6k r177 680r l170 ch18nh t131 2sc4226 c258 102p r176 100r c193 10uf/16v r175 3.3k r178 100r c254 470p c255 8p r180 3.3k d135 hsc277 d136 hsc277 c259 6p r183 4.7k r182 4.7k c261 470p r185 ...

  • Page 43

    Quanzhou wouxun electronics co., ltd model: kg-uvd1 version: kg-uvd1-0905-v1 page 43 of 43 pb5 1 pb6 2 pb7 3 p90 4 p91 5 p92 6 p93 7 p94 8 p95 9 p96 10 p97 11 p5 7 12 p5 6 13 p5 5 14 av dd 15 rx o 16 rx i 17 mi ci 18 mi co 19 to n e 20 p llc 21 g 22 dao/p67 23 mtx/p66 24 aurx/p65 25 cmp3/p64 26 cmp2...