Narrative:

[We] encountered numerous EICAS warnings; cautions; and advisories along with several status messages all of which were unrelated to one another. Suspected water in electronic compartment and returned to airport. [We] landed at 205;100 pounds.maintenance found evidence of water in electronic compartment; possibly from pallets loaded on main cargo deck. Airport had rain in the early evening but it was not raining when crew showed for flight.

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Original NASA ASRS Text

Title: A B757-200 flight crew; suspecting water in the Electronics Compartment due to heavy rains during the aircraft's layover; returned to its departure airport when multiple unrelated EICAS Warnings; Cautions Status and Advisories messages were displayed shortly after takeoff.

Narrative: [We] encountered numerous EICAS Warnings; Cautions; and Advisories along with several status messages all of which were unrelated to one another. Suspected water in Electronic Compartment and returned to airport. [We] landed at 205;100 LBS.Maintenance found evidence of water in Electronic Compartment; possibly from pallets loaded on main cargo deck. Airport had rain in the early evening but it was not raining when crew showed for flight.

Data retrieved from NASA's ASRS site as of July 2013 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.