If your phone will not turn on, try some of these tips.
Before taking things apart, try simply holding down the End Call button.
If your phone still won't turn on, you can try recharging the battery. If that doesn't work, you may need to replace it and we can show you how in this guide.
It is possible that it appears nothing is happening because the display is dysfunctional. Follow this guide to replace the LCD.
If nothing else has helped, the problem most likely lies in the logic board. Follow this guide to replace it.
If you dropped your phone in water, remove it from the water as soon as possible. Turn it off and disconnect anything connected to it (earphones, memory cards, etc). Remove the battery and embed the phone in some rice or other material that absorbs water. Take care not to move the phone excessively to keep the water from getting inside the circuits. Wait at least 24 hours before trying to turn the phone on.
Before attempting to replace any parts, try letting the phone sit out in a dry area to let any remaining water evaporate. If the phone still will not function, the parts which were exposed to the water may need to be replaced. Use this page to find the specific guide necessary.
If your speaker is not working correctly, try these tips to fix it.
First, try restarting the phone. If your phone is frozen, remove the battery by following these steps guide. If the volume is not loud enough, try using the top button on the left side to increase it. If this is not working, you may need to replace your speaker, and this guide can help you do it.
If you suspect your camera to be malfunctioning, first try restarting the phone. If your phone is frozen, remove the battery by following these steps guide. If the camera is not taking pictures or the pictures are blurry, follow this guide to get access to it and wipe the lens with a soft cloth. If this doesn't work, the camera may need to be replaced.
If the touch screen is not responding to touch, first try restarting the phone. If your phone is frozen, remove the battery by following these steps guide. If the screen still does not respond, it may need to be replaced. To replace the screen, follow the steps in this guide.
If there is a crack in the screen, the phone might continue to work, but you probably want to have the screen replaced. You can have a professional phone technician repair the screen for you or try to replace the screen yourself. To replace the screen, follow the steps in this guide.