Yamaha RX-V4ABL - Setting the Use of Volume Control Via Airplay;Bluetooth

Setting the use of volume control via AirPlay/Bluetooth
Selects whether to use volume control from AirPlay devices and Bluetooth devices. If other than “Off” is set,
you can adjust the unit’s volume from the AirPlay devices and Bluetooth devices.
Option menu
“Volume Interlock” > “Interlock”
Settings
Off Disables volume control from AirPlay/Bluetooth devices.
Limited
Enables volume control within the limited range
(-80.0 dB to -20.0 dB [0.5 to 60.5] and mute).
Full
Enables volume control in the full range
(-80.0 dB to +16.5 dB [0.5 to 97.0] and mute).
NOTE
Some Bluetooth devices may not control the unit’s volume.
Related links
“Basic operation of the Option menu”(p.130)
148
CONFIGURATIONS > Configuring playback settings for different playback sources (Option menu)