Question about Samsung SCH-R400 Cellular Phone

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Sim not valid

I bought a cheap nokia lookalike fone 4my 11yr old son, only 2find that it wont accept any sim and displays the message"sim not valid". i tried turning it on but there is no menu or anything else except the battery sign showing fully charged. if i press the call button, it displays emergency calls only. please help!

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You will have to go to whatever provider that your sim belongs to and have them validate the sim card for your new phone


hope this helps

Posted on Jul 24, 2009

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Posted on Jan 02, 2017

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