I recently got a used 9930 (I switched to the Droid for a while and I hated it.)
The phone has been randomly shutting off and restarting on me. At first I thought it needs a day or two to stabilize itself because I downloaded the newest official software the day I got the phone. However, I have noticed that EVERY time I use the camera with flash it will shut off. Also, sometimes when I am using the twitter app, but that is hit or miss.
The previous owner said that he had this problem when he put a microSD card in the phone. So I took mine out but I am still having a problem. If this is not true, I would love to know so I can use the microSD card for music and pictures and such.
Has anyone else had this problem? Did I just get a defective phone (in which case I am SOL) or is there a fix for this? I did buy a brand new battery, but it is still being shipped.
Question for the OP:
Why would you buy someone elses problem? You said the previous owner said he had the same issue but with his memory card so why bother buying it?
You know, I had the same exact issue with my 9930. Except with mine, when it was really bad my phone would shut off if I shook it too hard. I figured something wasn't right inside.
Back to what I was saying. I took the battery cover off and noticed my SD card was kinda lose. I took that and the SIM card out. Made sure they were snug when I put them back in. Phone's been fine since. So, I assume that's what was causing my phone to turn off all the time.
Question for the OP:
Why would you buy someone elses problem? You said the previous owner said he had the same issue but with his memory card so why bother buying it?
I didn't know until after I bought it. :/
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Thanks for all the feedback everyone. The camera seems to be working okay (knock on wood) so hopefully things just needed a day to settle in.
i am just thinking about it, verify if the housing is original, sometime people change the housing and don't tight the screws inside enough, so it's causing reboot or hardware problems..