GSM-Forum - View Single Post - 1100 invalid sim but im can to do (ANSWERED)

gbluez · 03-17-2011, 21:10

on gsm phones, uem otp can NOT be contain any character.
this indicates that uem is damaged.

it's beyond economical repair today, except you'll do it for education purpose.
because your hw skill on removing glued chip need to be paid

03-17-2011, 21:10	#3 (permalink)
gbluez No Life Poster Join Date: Jul 2004 Posts: 11,049 Member: 73565 Status: Offline Thanks Meter: 5,062	on gsm phones, uem otp can NOT be contain any character. this indicates that uem is damaged. it's beyond economical repair today, except you'll do it for education purpose. because your hw skill on removing glued chip need to be paid