hifi engine

JVC QUAD CONSOLE...QSL F777E

hello all!just picked up a jvc quadraphonic console model no QSL F777E on my travels and was looking for any info i can get on it.manuals pics anything!the amp/reciever within the unit looks just like a 4mm1000 but has no model number on it just the qsl f777e on the inside lid of the unit.its a beautiful looking piece and def has the sound to match.any help would be appreciated