Mobile Phone Parts Identification | How to Identify Parts & Components on PCB of Mobile Phone

Santosh Das

Santosh Das is an 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.

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57 Responses

  1. Mohamed Imran. Srilanka. says:

    Hai Sir…
    I just saw your lectures today, There were many clarifications, They are satisfied with me.

    Are there any clarifications about new Android motherboards? Eg: SAMSUNG A3, J7, NOTE 5.

  2. sahil says:

    nice sir sorting nahi ja rahi 750 aa rhy hai samsung ka b313 hai mobile aur na hi on ho raha hai kya kru

  3. Deepak says:

    Thank you so much santosh your really helped me.

  4. lalji says:

    wow all basic guid for mobile repairing is availble hear

    keep it up

  5. santhoshkumar says:

    Hi Das ,

    this is santhoshkumar i have blackberry 8520 curve it is not working now i don’t what is problem will you please help me

  6. V.R. Tuladhar says:

    Dear Das.

    Many many thanks for your fruitful complete guidance towards the repairing of different kinds of mobiles. I found very simple and easy to understand all the componetns included in the mobile set. Thanks for sharing your valuable knowledge. Keep it up!

  7. Julius says:

    Tanks alot ur infor is gud

  8. Sreenivas says:

    This site so useful to me

  9. umesh kumar says:

    thanks for guidance
    very helpfull site
    for mobile repairing
    thankyou so… much

  10. M Rahman Moti says:

    Thank you

  11. Anderson Malangizo says:

    Thanks for your help, I learn more about phone repair now and am very happy, am looking forward to hear from you any information

  12. yuba says:

    am very interesting to learn how to repair phones

  13. Baldeep says:

    Sir muje smart phone ki pcb dek ne ke liya kya krna hoga

  14. Nagaraj says:

    Dear sir, M Nagaraj from karnataka! Sir, i learned mobile repaire course recently, i will open mobile service shop! How to prepare give tips?

  15. vivek says:

    Sir pls muze koi mobile repair ki hindi pdf file send kro…. iam waiting

  16. Iqbal Sharma says:

    Dear sir,
    God bless u, I learn alot about various parts of cell phone, its quite interesting nd exciting to know about chip level work.
    I wants to quinch my threst of knowledge kindly send more things like that.

  17. Haribabu says:

    Important to learn about this thanks

  18. ashwani tyagi (india) says:

    please any information share with me


  19. Ermias Estifanos says:


  20. Faizan says:

    Sir you are awesome i am your big fan sir thank you so much for your notes about mobiles and repairing all are awesome and i am an electronics engineer and i know it is fantastics and all notes about parts and pcbs are very good…
    If want please give me a chance to work with you,in your company..

  21. Ato willie says:

    The lesson is very interesting Good day

  22. pushpraj says:

    Improve my confidence

  23. zaza says:

    Thank you very much for your service.
    I got phone repair knowledge from you.Later I will learn and visite to your site.

  24. bhanu teja says:

    nice informaction

  25. manjunath says:

    I have done course in handset repair problem is where I can get valuable certification exam which exam I can write

  26. silviu says:

    all good but how to know what big pcb part I’ have to change ,how to testing big part with multimeter ???%

  27. dev says:

    Really I do appreciate your hard work in preparing the notes from beginning to end, for mobile repairing. Thanks a lot..
    I have one question, from where do we get track diagrams of different model?

    • Santosh Das says:

      Tracks of different models are available in the market. You need to find them in stores that sell mobile phone accessories and tools.

  28. bikash singh says:

    no services message on screen

  29. bikash singh says:

    LG P350 network not working
    plz help me

    • Santosh Das says:

      RESET The phone to fix the problem. Change the SIM and Check. If none of the 2 tips solve the problem then take the phone to service center.

  30. veeru says:

    keep it up friend .really very thanks to u my friend

  31. RAFIKBHAI says:

    Hi Its very good thank for Sharing its very helpfull i hope you update more info thank

  32. Nana Kwame says:

    Your site is wow b’cos you are impacting a lot about mobile cell phone not to me alone but to the world.May all the crew get more than understanding to continue teaching,blessed.

  33. Dheivendran says:

    Thank u sir and same publishing laptop services

  34. Yogendra singh says:

    Thanks sir ur side is best.i hope always you help me thanx alots

  35. zahid says:

    this is very good site , i m new in this field i m learner i found its very very useful 100 % thax sir
    i hope i will get more help from you to learn this

  36. kARTHICK PRASAD says:

    Its really nice and easy for understanding. From now onwards i follow your site, if i feel any doubt in mobile servicing. Thanks for your support.

  37. Sappor Joshua says:

    God will bless you for help us .thanks

  38. Jose says:

    Excellent work guys, Really helpfull Thanx

  39. Sanjay says:

    Information’s provided by you is very very useful.
    I have one issue.
    I have given my Sony xPreia st23 (Miro) for repairing as theer was some water droplets inside.
    Technician told me that LCD terminals have gone and he proposed for LCD replacement.
    But after so many days he is not able to find right connection for backlight.
    Aleady he is able to see SONY logo but display not appearing even with a new LCD.
    Could you please guide with some pic or sketch how to fix the issue.


  40. mene says:

    sir, your tutorial is 100 percent useful and helpful please keep it up.expecting more tutorial in advance.

  41. deep jaan says:



  42. luhiga says:

    Hi Sir,
    Thanks alot for time use to prepare the lesson to anyone who interest to learning,how to repair mobile cell phone, and alot you done well.I have appriciate yourjob. God bless you and your family.Iam learning to you .

  43. mr. X says:

    how to check the track for speaker problem for jumpering….where it starts and where it should end

  44. hussain says:

    Thanx Alot This Site is very helpful Keep It Up

  45. wayeso gebeyehu says:

    to be honest i found your lesson so amazing and teaching. keep it up

  46. Darlington says:

    Hi God bless you so much, you’ve really changed and shaped my destiny through this tutorials

  47. sadiq says:

    very nice.I am a beginner in mobile servicing field.Your contents are very easily understandable.Thaaanks a lot…………

  48. Dagnachew says:

    It is good Keep it up!!!

  49. Hello very cool site!! Guy .. Beautiful .. Wonderful .. I will bookmark your site and take the feeds also?I’m glad to search out numerous helpful information here in the submit, we need develop more strategies in this regard, thanks for sharing. . . . . .

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