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How to Jumper in Mobile Phone Repairing

Most mobile phone repairing is done by doing jumper. Different parts of a mobile cell phone like display, keypad, speaker, microphone, LED lights, different ICs, different small parts and electronic components, all have different jumper settings. It is important to first track the fault or missing track and then do the jumper.

Mobile Phone Repairing Tools You Will Need to Dumper

  1. Mobile phone jumper wire.
  2. Soldering iron.
  3. Solder wire.
  4. Blade cutter.
  5. Multimeter.
  6. Soldering flux.
  7. PCB holder.
  8. Tweezers.

How to Jumper

  1. Disassemble mobile phone and place it on a PCB holder.
  2. Using a multimeter, check track and find the fault or the missing track that need jumper.
  3. Apply liquid soldering flux to the points where you need to solder jumper wire.
  4. Cut jumper wire to desired length and remove its lamination using blade cutter.
  5. Hold one end of the jumper wire and solder it to one point of the faulty circuit track. Use a good quality tweezers to hold the wire and good quality of soldering iron and solder wire to solder.
  6. Now hold the other end of the jumper wire and solder to the other point of the track
  7. Using a multimeter check the jumper.

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Santosh Das is an Electronics Engineer, Blogger, Young Entrepreneur and Founder of this Mobile Phone Repairing Website. Santosh possesses vast experience in the field of electronics, telecommunication, Soldering, SMT, ESD Safety, and electronics manufacturing tools, equipment and consumables. Santosh left his job in 2014 and started his own Private Limited Company that deals and supplies PCB Assembly and Rework Tools, Equipment and Consumables. Keep visiting for daily dose of Tips and Tutorials.

41 Responses to How to Jumper in Mobile Phone Repairing

  1. lal.arjun59@gmail.com' arjun says:

    thanks sir, very helpful topic.

  2. assalafy_sunniy@yahoo.co.uk' shodipo ismail says:

    how to use multimeter to read resistor,capacitor,inductor,coil,transistor,diode and what value should the pointer needle be when the red and black probe touch each other before taking the measurement.Also at what position of X’S value should the range set to when measuring ear piece,mouth piece,charging port,speaker etc on PCB and what value should the pointer needle read for each of them

  3. assalafy_sunniy@yahoo.co.uk' shodipo ismail says:

    is that the pointer needle will move to zero(0) when the red and black probes touch each other,if not where will it move to when the probes to each other when using analoge and digital multimeter. Also what value will each of earpiece,mouthpiece,charging port,antenna interface and component like resistor,inductor,capacitor,diode,transistor read from a pcb of a phone

  4. zeiray@yahoo.com' Raymond says:

    This is very very impressive. God bless you for your effort. Thank you.
    I have a business proposal can we get in touch? through email? thank you once again

  5. p24luv@yahoo.com' prashanth says:

    Hello sir i read but i have one doubt about track checking if damaged way how to identify unknown mobile pcb circuit. how do i know exact component in discontinued ways please give the solution, it will very use full for my cell repair doing friends please do it sake my friends.

    • Santosh Das says:

      It is all about experience. The more you read PCB Tracks, the more you will learn and understand. Experience makes a man perfect.

  6. bro.jona.sarfo@gmail.com' Jonathan says:

    i appreciate your knowledge

  7. Shafic.abdallah@gmail.com' Shafic says:

    Its now two years am searching for right teacher n aright place for this lessons.thank’s God av got U! Am exeedingly happy! Thank u a lot.

  8. aashish.ggautam@gmail.com' aashish says:

    sir, my mobile n73 is not being on.I cant find any problem can u please help me what to do

  9. velutherock@gmail.com' velu says:

    Very use full sir how to on dead mobile. …solutions. ..

  10. nirmalrani123@gmail.com' nirmal says:

    sir can u teach me

  11. fide.christson@gmail.com' sunFD says:

    what a self training articles thnks ,one love.

  12. rajasekarjs1993@gmail.com' Rajasekar says:

    Sir u r sight is use full but in this the video is to fast so can get u but Rly handsoff to u r job

  13. isayyed604@gmail.com' Irfan says:

    Sir thanx your useful tips and guidance
    sir how to identify samsung ic names and ic codes
    please give me reply

  14. rahulbiswas428@gmail.com' rahul biswas says:

    nice side and good web side

  15. bukhari_mub@hotmail.com' Syed Mubashar says:

    Very usefull site, if upload videos then more knowledgeable.

  16. mseantyno@gmail.com' tyno says:

    good good very good work

  17. famoursarmstrong@gmail.com' Famous Armstrong says:

    Please how can i download the videos because when am trying to play it on youtube the link is breaking

    • Santosh Das says:

      Hi: I just checked the video. It is working fine. If you want to download my videos then visit my YouTube Channel. Use FireFox Browser and Install Ant Video Downloader Add On. Play the videos one by one and download using the Ant Video Downloader. Make sure NOT to use the video or any other content for any commercial purpose.

  18. rajkamalsingh64@gmail.com' Raj Singh says:

    Titanium s5 mai memory card show nahi kar raha h. Unmounted SD card batata h. Mobile hath se nichhe gir gya tha. Memory slot bhi shoots nahi h. Plz kaha fault hoga ..

    • Santosh Das says:

      Go To Settings => Storage => Mount SD Card. If the problem is not solved then there is problem with the SD Card Connector. Any mobile phone repairing guy will be able to easily able to repair or replace it.

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