"Why won't my touchscreen respond?"に関する回答If the screen is not responding to touch, the issue may be that the device froze due to overheating or using too much memory. To fix this try taking out the battery for a few minutes and restart the phone. For more information click here
"Why does the audio coming out of my device sound distorted?"に関する回答If the audio in the speaker is breaking up the speaker itself or the wiring to the speaker is damaged. If the wiring is not connected properly all you may have to do is reconnect the wires. However, if it is the speaker then that will need to be replaced. For more information click here.
"Why won't my device charge?"に関する回答If the device will not charge and does not indicate that it is plugged in, the problem is most likely that the charging port on the phone is faulty or damaged. To fix this you will need to replace the charging port. For troubleshooting click here.