Let’s have a look at Samsung C3312 touch screen problem and its step by step solution.
Touch not responding
Manual Solution Here is the manual solution of Samsung C3312 touch screen problem:
Here is the hardware solution of Samsung C3312 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 Samsung C3312 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
Samsung GT-C3312 Touchscreen Connecter Pin Ways Jumper Solution
Samsung C3312 Touch Not Working Solution
Samsung GT-C3312 Touch Panel Repair Jumper Ways Track Missing
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 isRe-hot the red marked IC gently. Your problem will solved.