This is the user manual of RX-V630 U AV Receiver
This document is the Owner's Manual for the Yamaha RX-V630 audio/video receiver. It begins with critical safety instructions regarding electrical shock, fire hazards, and proper ventilation to ensure safe operation. The text includes warnings about moisture, power sources, and servicing, advising users to refer qualified personnel for repairs.
You must unplug the product from the wall outlet before cleaning it.
Do not place the product on a bed, sofa, rug, or other similar surface.
Try turning the unit OFF and ON to determine if it is the source of interference.