hi , My Kyros MID9742 , after using two days , it's not powering up. When I press power switch , it shows coby screen and after almost 2 minutes, it shows android screen and stuck in there showing android only. and also , backside of coby heat up. (when i connect it with PC as usb disk , i did a defragment to SD and flash drive memory that shown in PC. Is this activity hurm it??) please help me how can i solve the problem. and factory reset(Vol UP key + back key +power key)/ (Vol down key+power key) also not working . thanks.