Question about Samsung SGH-t639 Cellular Phone
Hi i have a prepaid cellphone and its At&t. it is a Nokia. and i just refilled it with a new prepaid card. when i turn it on it says it doesn't have a sim card even though it has one. could you please tell me whats going on and if there is any soulution to it? thank you :)
You need to clean the contacts on the phone. Remove the battery and sim card. Take some rubbing alcohol on a cotton swab and gently rub the contacts of the sim card on the phone and on the sim. Let it air dry for 30 minutes. Reinsert everything and it should work.
Posted on Feb 01, 2010
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Posted on Jan 02, 2017
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