Denon AVR-S660H 5.2-Channel Network A/V Receiver - Manual (Page 160)

Levels
Set the volume of the test tone to be the same at the listening position
when it is output from each speaker.
o Test Tone Start
A test tone is output from the selected speaker.
While listening to the test tone, adjust the volume output from the
selected speaker.
–12.0 dB – +12.0 dB (Default : 0.0 dB)
0
The set “Levels” are reflected in all sound modes.
0
If you wish to adjust the channel level for each input source, carry out the
settings in “Channel Level Adjust” ( v p. 93).
0
When headphones are connected to the PHONES connector on this unit, you
cannot set “Levels”.
o Set Defaults
The “Levels” settings are returned to the default settings.
Contents Connections Playback Settings Tips Appendix
160
Front panel Display Rear panel Remote Index