Adrian Zymeri as with any immersion, the importance is to not turn it on, or trying to sync/charge it, as this may increase the likelihood of shortcircuiting any components. Remove the battery, and disassemble it right down to [guide|12696|the motherboard] . Use [guide|5825|this guide] to clean your phone. It was written for an iPhone but all the points still pertain to your phone as well. Clean everything with isopropyl alcohol (at least 90%+) and a soft brush, including all connectors and cable ends. Check for any burned or missing components. You may have to repeat this step a couple of times. Once it is cleaned, reassemble it and ''' replace the battery''', then reevaluate for any real damage. Your phone could have a damaged backlight circuitry component as well as a shorted LCD and plenty of other things in between. Sometimes posting some images of your board with your question helps others to identify a damaged component. Use [guide|21499|this guide] for that. Water damage is the hardest to repair since virtually any part can have failed.