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How to Repair a Dead Phone?

Be-four  the starting repair process 1st we have clear about that what is the issue  behind a dead phone .
Remove the battery and plug in again, or try using another battery and try turning it on
Check the battery connector and try the press to see the level of flexible or not,
Normally it’s happen due to :-
1. Software  Problem
2. Hardware Problem                       


Be-four the starting repair process; you have to check the battery condition, its current or volt. Normally all mobile battery are output volt 3.7to 4.2 volt or its current about 800ma to 3500ma.its also mention over the battery.

How to check a battery

You can easily check a battery with a DC POWER supply, select the power supply rotary in 4.2 volt condition than connect battery through power supply output pin. when connect battery to power supply, the power supply both meter one amp &volt meter reflect parameter, if the batter dry then amp will be show 1400 ma after some time it will be go down to 1200-100 when it will came into 800 or 700 ma then its ok & ready to On a mobile phone. otherwise the battery faulty , if  you have no power supply  you can also check through a  multi meter  select meter band in DC volt (10v), then connect battery tips through meter probe by polarity (+ or -) it will be show the volt .

Next check the hand set current consumption through DC power supply , after connect handset with power supply you can identify what is the main causes  behind the dead phone if current consumption is normal near about 30 ma then try to upgrade latest software of flashing ,

Or if current consumption is very hi then check for short component in mother board 

Set the meter probe set in 50ohm value, then connect mobile battery connector through multimeter by polarity +,- or vies versa if its show value near about 10ohms that men set ok or dead due to software or component failure .if its show value 0 ohms that’s means its dead for component short in motherboard. 


  1. 6120nokia mic solustion

  2. how to repair a dead phone that dropped in the floor ?

    • Thanks for writing, 1st check internal condition of your device then follow standard repair guideline. Also request to you please share your device model details for better understanding.

  3. i dropped my Micromax a290 (canvas knight cameo) on the floor and now its not responding, not turning on, not charging. and i think its dead, please tell me how can i repair it properly.

  4. automatic on/off problem ko kaise solve kare

  5. Motherboard dead of my Micromax Unite 2..
    Any way to repair it?

  6. Hello, i have Samsung galaxy trend. During firmware upgrade with the help of Pc usb cable disconnected and thus up gradation failed. Now my mobile wont turn on. Please help

  7. I have lava iris 414 that is not turn on its bettry is also new and its got turn off while charging

  8. Before starting repair process 1st we have to clear about that what is the main Course behind a dead phone. If the mobile phone does not switch on, it is called a dead mobile. Excellent post. I want to thank you for this informative read. I really appreciate sharing this great post. Keep up your work.

  9. sir
    display is white any satutation

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