My phone j20i screen is blank after on - Sony Ericsson J210i Cellular Phone

i do not download whatsapp & viber on hazel j20i

thi problem is nothing but sim ways to the conecting strait ic in this jupers
ways

My J20i handset not support for voice calls but support for media files

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j20i light solution

My sony ericsson j20i mobile showing "insert sim card or to view the demo of this phone first view demo" at first i thought it was simlock by that network after checking with omnius for SE software it shows the phone is not locked by the network
wat does it mean? why its not detectecing pls help me
my mail id is [email protected]

dear sir i have a sony ericsson j20i phone this have not taker any sim please give me the hadware solution of this proublam

i loss my j20i phon motherboard ..so what cost of motherboard

Hi,
Download the manual here...
Sony Ericsson J20i
Thank You.

but those themes doesnt work...shows that incompitable