How to Jumper in Mobile Phone Repairing

Learn How to Jumper in Mobile Phone Repairing.

Here we will learn Learn How to Jumper in Mobile Phone Repairing. When repairing mobile cell phone, many times we will need to do jumper. Different parts of a mobile cell phone have different track layout. It is important to first trace and find the fault or missing track and then do the jumper.

Jumper Wire

Jumper Wire

Tools Needed to Jumper

You will need following mobile phone repairing tools:

  1. Jumper wire
  2. Precision Screwdriver
  3. Soldering iron or Soldering Station
  4. Solder wire
  5. Blade cutter
  6. Multimeter
  7. Soldering flux
  8. PCB holder
  9. Tweezers

How to Jumper

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

Video: How to Jumper

FAQs: Jumper Process

Several faulty components are difficult to find in the market. Jumpering is done to bypass these faulty components.

A jumper wire is an insulated thin electrical wire used to make a temporary connection between two points on a circuit board.

Yes. A jumper wire is an insulated thin electrical wire used to make a temporary connection between two points on a circuit board. Solder wire is used for soldering to make permanent joint. Solder wire can be leaded or lead-free.

Jumper wires create an electrical connections between different components on a breadboard or between different points on a circuit board.

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Santosh Das

Santosh is an Electronics Geek, 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, Keep visiting for daily dose of Tips and Tutorials.

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70 Responses

  1. Paul Sunday says:

    Well-done sir why not do YouTube videos for better understanding

  2. James says:

    Good evening sir. Please I need jumper diagram for tecno t301 screen black display

  3. JOSEPH BASSEY EKWERE says:

    SIR, I REALLY HAPPY ON TUTORS, PLEASE SIR I WANT TO THE NAME GIVEN TO ALL IC PCB AND THEIR FUNCTION ON TENO J8

  4. pazic says:

    my phone keeps on rebooting and can not open fully huawei how can i handle the situayion yet i am a phone dealer

  5. Sonita says:

    My Sony xperia recently started vibrating and freezing. I cant receive a call nor text messages. Its difficult to access the different programs in the phone. For example,If I have to click on a program I must do it multiple times and I even struggle to text one word and a lot of words will appear which I didn’t type. I switch off the phone it comes on automatically on its own .My battery system is built on the phone I cant remove the battery. Please help what should I do?

  6. Bexzychris says:

    Hello sir my huawei smart phone switched off and can not on because i was chatting and watching videos immedatly my phone went off and my battery around 72% when tested on other phone. So what can i do to revive my phone

  7. ahsan ali says:

    q mobile xl18 ki speakr jump way btayein
    plz

  8. dhananjay shewale says:

    From where we have to connect jumper wire positive to positive or positive to negative??Plz answer me sir . I get confused.

  9. Sumesh says:

    Sir, components available where , can u provide address, Ics and chips

    • You have to find out at your Local Place. I live in Asansol, West Bengal and we get all the spares very easily in the local market. Some people also buy from Kolkata.

  10. Selvakumar says:

    Answer me sir

  11. Bandenamaj says:

    Good guid for learning good speech

  12. Manoj says:

    How to fix the charge problem on mobile sir. Plz help me out sir.

    • Reset the phone and get the software reloaded and check. It the problem is still there then there could be problem with the Charging IC or the charging connector.

  13. Quite helpful.

  14. Quite helpful sir.

  15. ap ke lectures bohat informative hen carry on bro.kisi android mobile ka kese pata chalay ga ke wo company ki taraf se network band ho chuka hai aur us per repairing nahi ho sakti ya ic ka fault hai ya gsm antina ka ya kisi resistance ka ya print damage hai plz sir i wait your opinion

  16. your information are very useful for beginners and tell me i power on a circuit on dc supply and it show hang after take power no display no on its hang show on dc supply

  17. khan says:

    Sir lava iris 465 ke speaker ke print chut hue hai plz sir jumper kaha se lgana hai bta dijiye

  18. raja iqbal says:

    good job

  19. Shahbaz shaikh says:

    Santosh sir Mene Mobile repairing sikha hai 3mnth hua hai Sikh kar mujhe ek PDF file chahiye jisme .Abhi ke latest mobile aur chaina mobile ke regarding .koi bhi problem ka jumper kaise aur kaha kis diod aur kis components pe lagana hai pls sir help me

  20. kamal says:

    nice sirjii
    im also impress with ur points

  21. pawan says:

    Sir mere samsung j5 main charging jack ke sare print khatam ho gaye hai mai kya karo pls help me

  22. Sam says:

    Sir please i love this i hope you keep this up.. Please sir, how can i fix a techno phone that only display while charging but cant power ON… I checked the keypad but dont know what else to do sir please help, God bless you

  23. Rahul mandanq says:

    Sir it is a very knowledgeable thing
    Sir but I want samsung gt 2252 mic jummper solution all tracks are ok but not working sir plz help me ……..

  24. Royal says:

    Sar mere pass xolo q700s h iske battery jaldi khatam ho jati h please help

  25. gilbert says:

    Hi sir.. i have ths problem. My gsm phone can’nt turn on.. it will switch on only when i connected it to a charger. But whn it is not connected to a charger.. it failed to switch on.. how to fix ths sir.. tnx

  26. Vinod says:

    Hello
    Sir

    I forgot my Nokia 1650 severity code now how to remove it internally by opening mobiles circuit

    I am a ece student in final sem

  27. uma g says:

    samsung basic modal mobile disply track fully dameged (soldaring type). No soldaring points in pcb board.
    how to use jumper. or any other solution.

  28. Rizwan says:

    Hi santosh I had been using xolo Q1100 from the last 1year.its working fine since I had been using prepaid card. but the problem started when I bought a new postpaid card and its showing no signal. since it has a dual sim, I tried swapping the sim cards. I even used another working postpaid simcard in my mobile but the problem persist. I tried my postpaid sim in another mobile , and found its working fine. Can you please help me in figuring out what might be the problem. Thanks

  29. Aditya Amara says:

    Sir
    Please update circuit tracing and jumper solutions for all types of chinese brands like micromax,lenovo,karbonn,celkon,Panasonic, etc

  30. Muhammad Saleem Ansari says:

    I like this website

  31. sukumar jha says:

    Sir sumsung ka ek set hai speaker tip me line nahi hai e-2130 kai check kare plz help me

    • Check the track first. Replace the speaker if required.

      • Brian says:

        Check and test the battery voltage if its above 3.8 Voltage check the power connector switch then if they are in good condition check the battery terminals if there distributing voltage to various components using a power supply along with the power Ic.

  32. 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 ..

    • 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.

  33. Famous Armstrong says:

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

    • 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.

  34. tyno says:

    good good very good work

  35. Syed Mubashar says:

    Very usefull site, if upload videos then more knowledgeable.

  36. rahul biswas says:

    nice side and good web side

  37. Irfan says:

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

  38. 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

  39. sunFD says:

    what a self training articles thnks ,one love.

  40. nirmal says:

    sir can u teach me

  41. velu says:

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

  42. aashish says:

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

  43. 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.

  44. Jonathan says:

    i appreciate your knowledge

  45. 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.

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

  46. 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

  47. 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

  48. 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

  49. arjun says:

    thanks sir, very helpful topic.

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