Let’s have a look at Nokia 305 touch screen problem and its step by step solution.
Touch not responding
Here is the hardware solution of Nokia Asha 305 touch screen problem:
Unplug and plug touch screen strip and check.
Plug-in any other good Touch Screen and Check. This step is to verify whether the problem is in hardware or Nokia 305 touch screen is faulty.
If the problem is in hardware then clean touch on board connector and check.
Gently heat surrounding components of touch screen and check.
Re-solder each pin of touch connector and check.
If same problem check Touch screen track ways marked in below image
Nokia 305 Touch screen ways Problem Solution
If any Track ways is missing make a jumper with jumper wire.
If all track ways is working fine but touch screen is not working. This is the last and finnal step is Re-hot the red marked IC gently. Your problem will solved.
All the above methods will surely solve your problem, but make sure that you check the status of your Touch Screen after every step you perform, as it might be able to solve that problem.