hifi engine

Owner's Manual Needed

Does anyone know how I can get a hold of or download an Owner's Manual for a Sony STR-K840p FM Stereo/FM-AM Receiver? This HiFi Engine had one listed but it is for servicing the receiver and I don't need this because it has been working great for many years, but I would like to find out how to use some of the features that I'm not using yet by getting the manual on how to operate it. Thanks. Don W