Onkyo TX-NR515 - Manual (Page 44)

Turning On & Basic Operations
En-44
The Music Optimizer function enhances the sound quality
of compressed music files.
You can temporarily mute the output of the AV receiver.
Using the Music Optimizer
1 (North American and Taiwanese models) Press
MUSIC OPTIMIZER on the front panel.
The M.Opt indicator lights on the AV receiver’s
display.
The MUSIC OPTIMIZER indicator lights on the
front panel.
Tip
• Alternatively, you can use the remote controller’s
Q SETUP.
• See “Music Optimizer” for more details ( ➔ page 47 ).
Muting the AV Receiver
1 Press RECEIVER followed by MUTING.
The output is muted and the MUTING indicator
flashes on the AV receiver’s display.
Tip
• To unmute, press MUTING again or adjust the volume.
• Muting is automatically cancelled when the AV receiver is
set to standby.
Using Headphones
1 Connect a pair of stereo headphones with a
standard plug (1/4 inch or 6.3 mm) to the
PHONES
jack.
While the headphones plug is inserted in the PHONES
jack,
indicator lights.
Note
• Always turn down the volume before connecting your
headphones.
• While the headphones plug is inserted in the PHONES
jack, the speakers are turned off. (The Powered Zone 2
speakers are not turned off.)
• When you connect a pair of headphones, the listening mode
is set to Stereo, unless it’s already set to Stereo, Mono,
Direct, or Pure Audio (European, Australian and Asian
models).
• If you connect an iPod or iPhone to the USB port on the AV
receiver, no sound will be output from the headphones jack.