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  3. Transceiver
  4. KG-619
  5. Service Manual

QUANZHOU WOUXUN KG-619 Service Manual

Summary of KG-619

  • Page 1

    Service service service service manual manual manual manual model: model: model: model: kg-619 kg-619 kg-619 kg-619 frequency: frequency: frequency: frequency: 400-470mhz 400-470mhz 400-470mhz 400-470mhz version: version: version: version: kg-619-0806-v1 kg-619-0806-v1 kg-619-0806-v1 kg-619-0806-v1 ...

  • Page 2: Kg-

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 1 of 31 kg- kg- kg- kg- 619 619 619 619 transceiver transceiver transceiver transceiver service service service service manual manual manual manual contents contents contents contents introduction………………………………………………………………...

  • Page 3: Introduction

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 2 of 31 introduction introduction introduction introduction scope scope scope scope of of of of this this this this manual manual manual manual this manual is intended for use by experienced technicians familiar with sim...

  • Page 4: Disassembly

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 3 of 31 disassembly disassembly disassembly disassembly for for for for repair repair repair repair removing removing removing removing the the the the case case case case assembly assembly assembly assembly from from fr...

  • Page 5: Disassembly

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 4 of 31 disassembly disassembly disassembly disassembly for for for for repair repair repair repair removing removing removing removing the the the the battery battery battery battery release release release release leve...

  • Page 6: Disassembly

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 5 of 31 disassembly disassembly disassembly disassembly for for for for repair repair repair repair assembling assembling assembling assembling the the the the battery battery battery battery release release release rele...

  • Page 7: Disassembly

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 6 of 31 disassembly disassembly disassembly disassembly for for for for repair repair repair repair ⑵. Twist the speaker wires twice, then attach the speaker to the speaker recess of the case assembly ②. Make sure the sp...

  • Page 8: Disassembly

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 7 of 31 disassembly disassembly disassembly disassembly for for for for repair repair repair repair 4. 4. 4. 4. The the the the nuts nuts nuts nuts of of of of the the the the volume volume volume volume knob knob knob k...

  • Page 9: Circuit

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 8 of 31 circuit circuit circuit circuit description description description description 1 1 1 1 、 、 、 、 schematic schematic schematic schematic b b b b lock lock lock lock d d d d iagram iagram iagram iagram (1) (1) (1) ...

  • Page 10: Circuit

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 9 of 31 circuit circuit circuit circuit description description description description known as transmitting epc(electronic power control). The change of high/low power is achieved through reference voltage. (3) (3) (3)...

  • Page 11: Circuit

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 10 of 31 circuit circuit circuit circuit description description description description ② ② ② ② o o o o rdinarily rdinarily rdinarily rdinarily set set set set board( board( board( board( without without without without...

  • Page 12: Circuit

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 11 of 31 circuit circuit circuit circuit description description description description the frequency that using by this transceiver is generated by q306 when in transmitting mode, and generated by q307 when in receivin...

  • Page 13: Circuit

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 12 of 31 circuit circuit circuit circuit description description description description (7) (7) (7) (7) power power power power supply supply supply supply this transceiver provides 4 of the 5v power supply to each segm...

  • Page 14: Circuit

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 13 of 31 circuit circuit circuit circuit description description description description ③the the the the maximum maximum maximum maximum modulation modulation modulation modulation of of of of the the the the speaker sp...

  • Page 15: Pcb

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 14 of 31 pcb pcb pcb pcb top top top top parts parts parts parts list list list list designators name and specification footprint c507 capacitance 8p c0402 c514 c513 capacitance 27p c0402 c346 c345 c344 c343 c517 c569 ca...

  • Page 16

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 15 of 31 r523 r471 r470 r469 r406 resistance 4.7k r0402 r556 resistance 5.6k r0402 r557 resistance 6.8k r0402 r704 r495 r450 r449 resistance 10k r0402 r549 r524 resistance 15k r0402 r566 r478 resistance 18k r0402 r494 re...

  • Page 17

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 16 of 31 led1 green light g-led d0603 led2 red light r-led d0603 d414 dynatron dan222 d-esm d413 d412 diode 1ss372 d-usm q415 q414 q413 q412 q411 q410 dynatron dtc114ee t-esm q421 dynatron 2sk1824 t-esm q425 dynatron 2sk...

  • Page 18: Pcb

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 17 of 31 pcb pcb pcb pcb bottom bottom bottom bottom parts parts parts parts list list list list designators name and specification footprint c320 c318 capacitance 0.5p c0402 c319 capacitance 1p c0402 c539 c337 c538 capa...

  • Page 19

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 18 of 31 c553 c552 capacitance 680p c0402 c355 c354 c352 c348 c347 c526 c525 c351 capacitance nc c0402 c107 capacitance 0.5p c0603 c106 capacitance 1p c0603 c105 c101 capacitance 1.5p c0603 c235 c104 capacitance 3p c0603...

  • Page 20

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 19 of 31 r571 r465 r464 r463 r420 r418 r414 r317 r203 r202 r201 r527 r462 r461 r419 r516 r466 resistance 4.7k r0402 r554 r532 r555 resistance 5.6k r0402 r316 r315 r204 r453 r452 c555 resistance 10k r0402 r340 r531 resist...

  • Page 21

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 20 of 31 l407 high frequency multi- layer inductance ch15nh l0402 l209 high frequency multi- layer inductance ch2.2nh l0603 l312 l311 l302 high frequency multi- layer inductance ch18nh l0603 l202 high frequency multi- la...

  • Page 22

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 21 of 31 l411 winding inductance hw56nh l0603 l401 winding inductance hw150nh l0603 l406 l405 winding inductance hw560nh l0603 l404 l305 l321 winding inductance nc l0603 l317 winding inductance hw18nh l0805 l319 winding ...

  • Page 23

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 22 of 31 ic301 integrate circuit lmx2332 u-ssop20 ic701 integrate circuit nc sop24a fl701 patch ceramic nc zta/zttcc cr401 ceramic 50c24 fx-0603 v401 voice chip voice2 u-sop8 fl403 fl402 crystal 38.85mhz fl-um cr301 crys...

  • Page 24: Exploded

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 23 of 31 exploded exploded exploded exploded view view view view.

  • Page 25: Packing

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 24 of 31 packing packing packing packing.

  • Page 26: Adjustment

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 25 of 31 adjustment adjustment adjustment adjustment description description description description the radio can be adjusted by pc programming software. Adjustment procedure as follows, instrument: instrument: instrume...

  • Page 27: Adjustment

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 26 of 31 adjustment adjustment adjustment adjustment description description description description 3.Transmitter 3.Transmitter 3.Transmitter 3.Transmitter item item item item adjustment adjustment adjustment adjustment...

  • Page 28: Schematic

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 27 of 31 schematic schematic schematic schematic 1 2 3 4 a b c d 4 3 2 1 d c b a title number revision siz e b date: 9-jun-2008 sheet of file : c:\documents and settings\iris\ \ \kg-619 \kg-619.Ddb drawn by: l210 nc l202...

  • Page 29: Layout

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 28 of 31 layout layout layout layout board board board board layout layout layout layout board board board board view------top view------top view------top view------top r 1 0 5 r 1 0 4 r 4 8 1 f l 7 0 1 r 5 1 1 r 4 4 5 r...

  • Page 30: Layout

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 29 of 31 layout layout layout layout board board board board layout layout layout layout board board board board view--------bottom view--------bottom view--------bottom view--------bottom r 1 0 5 r 1 0 4 r 4 8 1 f l 7 0...

  • Page 31: Pcb

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 30 of 31 pcb pcb pcb pcb board board board board pcb pcb pcb pcb board board board board view-----top view-----top view-----top view-----top 1 0 u f 1 0 3 p 3 9 k 3 3 k 1 .5 k 1 0 3 p 1 0 0 p 2 2 3 p 4 7 0 p 1 0 2 p 1 0 ...

  • Page 32: Pcb

    Quanzhou wouxun electronics co., ltd model: kg-619 version: kg-619-0806-v1 page 31 of 31 pcb pcb pcb pcb board board board board pcb pcb pcb pcb board board board board view------bottom view------bottom view------bottom view------bottom 0 r 0 r 3 9 0 k 4 .4 3 3 6 1 9 m h z 4 7 k 1 0 0 k 4 7 r 1 0 0 ...