Help ! Gsm only is not working... - Galaxy S 5 Q&A, Help & Troubleshooting

Hi everyone !
Can anyone help me with my problem? Whenever I switch on gsm only or when i dont have 3g/4g sjgnal , I cant make calls or send messages . It says : Connection problem or invalid MMI code .
I dont know where is the problem . I searched on google but couldn't find anything ... . Help me please

Related

cant able to receive/sent mesg on hw6915

hii guys i hav seen these type of posts here..n i m facing the same problem..
i cant able to receive or send msg thru my mobile(hp hw6915)
i have checkd my msg centr no,its perfectly alrgt,even i tried to change my sim and used new sim but of no use and all that sims are working in other cells.
even i did hard reset 5-6 times,but it didnt help me out...
pls help me out!!!
same problem
Yes I have same problem with same phone..someone can help us?
GaCCaLL said:
Yes I have same problem with same phone..someone can help us?
Click to expand...
Click to collapse
the phone works ? (calls)
is it sms prob or mms?
did you try different sim (from different cellular carrier/company)?
the sim is 2g or 3g?
Yes its works
its sms problems but i send the message not recieve e sms
yes ı try diffrent sim different company
the sim is 2g
i sorted out my prob,i reinstalled my radio..!!now its working fi9..
i try this way but my phone still not working on the phone just PDA :S

plzzzzzz help me

helloooooooooooz gyz
this is my first post with u
and i need ur help ,,,
i have i-mate Jamin with WM6.5 . and i hope to help me to find software that can read or say loudly the caller name or ID (whatever) , when his calling me ...
like when the some person who i saved his name and num. calling me , the ringtone start then the software say the caller name ....
i hope that i could tell u what i need ...
i'll wait ur answers ....
ok guys ....
i found some software can do this job ....
and also i need your help to find clear copy of this software
it name is (Microsoft voice command 1.6) ....
can any one help me ???????

nerwork definition problem .

hi guyz ..
i installed the miui theme on my galaxy s i1900 .
its work fine .. but i lost my service ! .. there is no service , i cant call or msg or recive !
anyone plz hlp me !

I can recieve calls but i cant call anyone O_O (Zone Problem)

Hello All!
Today i just had a problem ... Really strange ... maybe someone have it too.
Today i tried to turned my phone on .. but strangefully it started but it didnt have any zone bars .... but i tried to recieve calls ... Yes i recieved it ...
someone can help me ? ?
will try now boot lingux maybe problem will be solved
UPDATE : FIXED BY REFLASHING ROM!

[Q] Baseband unknown & Imei Null/Null

I am with a Note 3 SM-N9005 . I update my bootloader and my modem to NE6 and after that i dont have signal . I think that my problem is modem faillure , but i dont know how to fix it . I cant use my phone cause its has benn to laggy and as i said before i dont have signal . Can you help me ? I dont know what info to provide . Its my first time with this problem and i have read a lot to fix it . thank you for your time . sorry for my english
THE ANSWER IS HERE http://forum.xda-developers.com/showthread.php?t=2773677
thank you guys !!

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