Hello guys some time we have a problem in which our cell phone not show any signal, or network. then all time not sim jack problem, some time imei number going to null, or change from the real imei , thats the problem too for no network.
now i tell you how to fix it:
first you check it the imei number to press *#06#
this way show imei number, if it is null then you try to this method
then press *#197328640# now show the next menu as show in picture
now select option no 6 which is "commen"
after that select option no1 which is ftm
now see if the ftm setting is on
then you need to off it.
how doing off:
press the menu button
then key input press the number 2 for off.
after that remove the batry, sim card, and restart the cell phone
after the restart you need to press *#197328640# again
at this time you select option no 1 which is "debug screen"
after that click "phone control" option 8
then click on option 3 witch is "NAS Control"
then click "RRC(HSDPA)" option 5
now click on "Change RRC Revision" option 2
then click on release 5 "HSDPA only"
now restart the cell phone
now insert the sim card and again check *#06# at this time it not be null
so its not null show the real imei number then enjoy it problem solved.... :)
and some time show wrong imei number if held this problem then you need or if upper instructions are not helping or solved your problem then you need to reinstall the software, first you need to find the android software which is on your cell, version like ice cream, sandwich, jelly bean etc , download it and install it on your cell phone this way also you solved this problem.
Posted by
Unknown
13:16