Question about Sony Ericsson K770 Cell Phone

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Keypad not work

I have sonyericsson k770i
Some key not work

i change keypad board but proplem is still
please help me

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Hi. .i have problem like that you see at the side the. Picture point open you cp and cut that is working now.

Posted on May 27, 2011


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Posted on Jan 02, 2017


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On my brother super ace 2 computer sewing machine four of the keypad ar noy responding ie font/decorative stitch 0,1 and 2 what could be wrong

Had the same problem here. Took it apart and found that several tracks in the ribbon cable from the keypad to the circuit board on which the LCD display is mounted were broken hence keypad needs to be replaced. Its part number is XA4331002 and available online from Sewing World. Have just finished fitting the replacement and keypad and sewing machine are working A1 OK.

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1 Answer

Keypad not working

most of this type of model,keypad failure always happen

* when phone dropped and it causes keypad flex connected on the board is dislocated

* water damage that may lead to corrusion or shorted thats why keypad is malfuctioning

* keypad flex is damage and needs a replacement....

by all means,you can bring it to a mobile service shop near you for assistance...

hope it helps...

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