내가 기여한 안내서
"How do I access the phone battery?"에 답변You can replace the battery by following this guide.
"Why is there a permanent black spot on my screen?"에 답변The problem sounds like a "dead" pixel or a group of dead pixels. Your display may have been damaged somehow. You can replace the screen using this guide.
"Why is the sound distorted when I use headphones?"에 답변Since the speakers work fine, and the headphones themselves work fine, the problem is probably your headphone jack. Follow the steps in this guide to replace it.