Where is the water damage indicator on LG GT550 phone?

[tiff11278]

I am wondering where the water damage indicators are on the LG GT550 are...

 

[buwish]

I'd look around the battery. Usually there is a blue strip of sorts that will change to a different color if contacted by fluid. I believe that there are also indicators within the phone itself, but you'd have to take the phone apart to get to them.