iPhone Generation : 3GS
Unlocked? (or Part Number): Maxis unlocked
Current Firmware : 3.1.3
Current network: Maxis
iTunes Version : 9.0.3
PC/MAC : PC
Jailbreaking software : -
Problem Encountered :
Screen randomly becomes unresponsive. Doesn't register my finger taps but ok again when i sleep/wake.
Steps Taken So Far : Sent to Maxis TTDI 3 weeks ago for RMA. now i got it back but the Maxis guy said 'no faulty found'. then at home i check, same problem occurs again.
Screenshot of Problem(if applicable) : here
Other Information/Remarks : what should i do...................???