Mobile Phone Keypad Not Working – Problem and Solution

Learn How to Fix if Mobile Phone Keypad is Not Working.

Learn to Fix Mobile Phone Keypad Not Working – Problem and Solution – Mobile Phone Keypad not working and How to Solve and Fix Keypad Fault in any Mobile Cell Phone. These problem and solution apply to all brands and make of mobile phones including Nokia, Samsung, iPhone, China Mobile Phones, Motorola, HTC, Sony, Blackberry, Alcatel, Apple, AudioVox, Benefone, Danger, FIC, Hagenuk, Palm, Kyocera, LG, Panasonic, Huawei, ZTE, Spice, Lava, Sony Ericsson, Micromax etc.

Mobile Phone Keypad Not Working

Mobile Phone Keypad Not Working

What is Keypad in a Mobile Cell Phone?

Keypad is a mobile cell phone card level part that helps to enter data like phone numbers and alphabets and operate a mobile phone. Some mobile phones are touchscreen and are operated by PDA.

Types of Faults or Problems when Mobile Phone Keypad Not Working

  • No Key Working or only Some Key Working.
  • Keys need more pressure to work. Or when pressed a key works continuously.
  • One key is pressed and some other key works OR when one key is pressed, some other key works simultaneously.

Mobile Phone Keypad Not Working Problem and Solution – How to Fix

  1. Check Facial of the Keypad.

    Mobile Phone Keypad Track Row Column

    Mobile Phone Keypad Track Row Column

  2. Clean Key pad Tikli and Keypad Points.
  3. Using a Multimeter Check the Row and Column of the Keypad.
  4. Keep Multimeter in Buzzer Mode and Check Row and Column of the Keypad. If there is Beep Sound then Pad is OK.
  5. Heat or Change Keypad IC / Interface IC.
  6. Heat, Reball or Change the CPU.

Note:

  1. In a Mobile Phone, when we press a Key and it works very slow then Reload Software to Solve the Problem.
  2. In all Nokia Mobile Phones, if only some key works or none of the keys are working then change the Keypad IC to solve the Problem.
  3. If Keypad problem is not solved by Hardware, then reload Software in the Mobile Phone to Solve the Problem.

Mobile Phone Keypad Not Working FAQs

It depends on the cause of the problem. If the issue is simply a dirty or sticky keypad, you may be able to clean it yourself. However, if there is a hardware issue, such as a damaged or broken keypad, it is recommended to seek professional repair services.

There are several possible reasons why your mobile phone keypad may have suddenly stopped working, such as a software glitch, water damage, or physical damage to the keypad or phone. It is recommended to troubleshoot the issue by checking for software updates, checking for water damage, and inspecting the keypad for any physical damage.

Yes, many mobile phones support the use of external keypads or keyboards through USB or Bluetooth connections. Check your phone's user manual or do a quick internet search to see if your phone is compatible with an external keypad.

It depends on the cost of the repair versus the cost of a new phone. If the phone is relatively new or has sentimental value, it may be worth repairing. However, if the phone is outdated or the cost of repair is high, it may be more cost-effective to purchase a new phone.

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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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42 Responses

  1. Aman says:

    I hava a itel keypad phone his 789 oand * button not working how to i fix

  2. bk says:

    my nokia 6210 keys stopped working only the power key is working need help

  3. jerio says:

    I have downloaded the free pdf, very instructive , just wanted to thank you for the effort made , your unselfishness.

  4. Tumu Tek says:

    Itel2160 keypad is not working. How do we repair it.
    Help me Manager

  5. Joshua Chiamba says:

    My keypad light does not come on on a Tecno T484

  6. Eze says:

    Pls what can I do if my touchpad no responding, I change it but still thesame

  7. Thanks sir your information are very helpful

  8. How to identify keypad ic, and how to replace it

  9. Dre says:

    Sir my Itel it2150 fell in water and will not On again how can i fix it ?

    • Disassemble the Phone Completely and Clean everything including the PCB with IPA Liquid. Assemble Back and Check. If the Phone is still not ON then there is shorting in the PCB of the Phone and it needs to be checked for the Short / Faulty Component and Remove it.

  10. Adewale says:

    how do I trace and change the techno T465 keyboard ic

  11. Champak sengupta says:

    My iPhone dial key pad some time not working & through pequler sound why?

  12. GIRIWAR says:

    Hi Sir,

    Itel mobile 5216 key pad no. 6,7,8 not working. Kindly give the solution.

  13. Muhammad says:

    My phone fell into water. After spreading it in the sun to dry, i switched it on and i discovered that the middle soft key is not working properly. I would have to press it hard before it works. And sometimes it would perform the function of the arrow keys. Please, what should i do? The affected phone is tecno t483

  14. adi says:

    Chaina mobile.Only power key work other not work.but multimetar reding show all key point .row or colom.

  15. Alla says:

    intex mobile key123 up bottom key not working please comment solution?

  16. Bharat sisotiya says:

    Samsung fake charging solution

  17. fitsum Hailemicael says:

    wow you gave a very useful information thanks so much…but know also i need 1 solution for my mobile, it has a mic problem. i tried to fix it by changing the mic but it didn,t resolved…what can i do? the mobile is china model-
    K8

  18. jihak says:

    Really very use full information

    • Name says:

      Good day sir pls my tecno t465 is not detecting sound so i bought a new one and i fix it but still not working, pls how can i trace the ic thank

  19. Bhas says:

    how To Chenge ic Plz photo Pic Ya pdf File Upload Plz

  20. nazeer says:

    c2-03 lighting prablam soulushan plz tei me sir

  21. Jagan says:

    plz help me

    How do you identify the keypad ic in various phons, sir?

  22. Norvieto says:

    How do you identify the keypad ic in various phons, sir?

    • Search for “Keypad IC” for your Model of Phone. You will get it in Google Image Search.

  23. Hello sir,what are the correct reading value of mouthpiece,earpiece,charging port,ringer,antenna interface when taking/reading from the PCB when using digital or analogy multimeter in which the switch range is in buzz position.Also what is the correct reading value of component like resistor,capacitor,inductor,coil,transistor,diode,fuse when taking from PCB when using digital or analogy place in a buzz switch range

  24. Hello Sir, i have blackberry 8520,9300,9700 keypad problem

  25. Hello Sir,what are the feactures/signs one can use to identify most of these IC like keypad ic,ESD/EMI display ic,mouthpiece ic,earpiece ic,ringer ic.Also are these ic’s have the same feactures/signs to identifyt them in all the phones like nokia,blackberry,ramsung etc

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