How to Repair Sony Receiver STR-DA30ES - iFixit Repair Guide
Sony STR-DB930 Audio Video Receiver Manual | HiFi Engine
Sony STR-DB930 Receiver (Discontinued by Manufacturer)
advice please? bought this old Sony STR-DB930 QS av receiver to get myself into the world of surround sound dolby digital. Its powered at around 100w/channel. The problem I have is the