Onkyo HT-R591 Owners Manual - Page 37

Using the Music Optimizer, Muting the AV Receiver, Using Headphones, En-37

Page 37 highlights

Using the Music Optimizer The Music Optimizer function enhances the sound quality of compressed music files. 1 Press MUSIC OPTIMIZER on the front panel. The M.Opt indicator lights on the AV receiver's display. Tip • Alternatively, you can use the remote controller's HOME. • See "Music Optimizer" for more details (➔ page 52). Muting the AV Receiver You can temporarily mute the output of 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. Turning On & Basic Operations Using Headphones 1 Connect a pair of stereo headphones with a standard plug (1/4 inch or 6.3 mm) to the PHONES jack. 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. • When you connect a pair of headphones, the listening mode is set to Stereo, unless it's already set to Stereo, Mono, or Direct. • If you connect an iPod or iPhone to the USB port on the AV receiver, no sound will be output from the headphones jack. En-37

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Turning On & Basic Operations
En-37
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
Press
MUSIC OPTIMIZER
on the front panel.
The
M.Opt
indicator lights on the AV receiver’s
display.
Tip
Alternatively, you can use the remote controller’s
HOME
.
See “Music Optimizer” for more details (
page 52
).
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.
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.
When you connect a pair of headphones, the listening mode
is set to Stereo, unless it’s already set to Stereo, Mono, or
Direct.
If you connect an iPod or iPhone to the
USB
port on the AV
receiver, no sound will be output from the headphones jack.