Help GuideHome Audio SystemMHC-V73DThe Control for HDMI function does not work properly.Check the connection with the system.Enable the Control for HDMI function on the TV. For details, refer to the operating instructions of your TV.Wait a while, then try again. If you unplug the system, it will take a while before operations can be made. Wait for 15seconds or longer, then try again.Make sure the TV connected to the system supports the Control for HDMI function.The type and number of devices that can be controlled by the Control for HDMI function is restricted by the HDMICEC standard as follows:Recording devices (Blu-ray Disc recorder, DVD recorder, etc.): up to 3 devicesPlayback devices (Blu-ray Disc player, DVD player, etc.): up to 3 devices (this system uses one of them)Tuner-related devices: up to 4 devicesAudio system (receiver/headphone): up to 1 device (used by this system)Related TopicHooking up TV5-014-121-11(1) Copyright 2020 Sony Corporation141