After rebaling audio ic no touch screen – need accurate way for iphone looking help anybody

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After rebaling audio ic no touch screen – need accurate way for iphone looking help anybody

On January 27, 2015, Posted by , In iPhone, With Comments Off on After rebaling audio ic no touch screen – need accurate way for iphone looking help anybody

I have reball the audio ic of iphone 4 but after that the touch screen didnt work at all.
Any idea?
I have make many audio ic that issue first time.


No Comment so far:

  1. julianz says:

    U have to reball touch ic located just below the touch connector

    Sent from my iPhone using Tapatalk

  2. ExpertBuddy says:

    Upper from the nand memory you mean?

  3. Wela says:

    Yes, upper right.
    it is black and glued

    Sent from my iPhone using Tapatalk

  4. newComer says:

    I can not understand how this ic affected from heat during audio ic rebaling is in the other site of board.

  5. julianz says:

    All glued ic are case sensitive to heat
    It can happen
    Post pictures of pcb showing the touch ic and the audio one

    Sent from my iPhone using Tapatalk

  6. Wela says:

    is this kind of problem already solved?

    i have the same problem after replacing audio ic

    touchscreen is not working, i already change the touch ic but still

    touchscreen is not responding

    any idea?

  7. newComer says:

    PROBLEM SOLVED!

    Just change the cirrus logic thats all.