Onkyo HT-r591 En-37, Using the Music Optimizer, Muting the AV Receiver, Using Headphones

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.

En-37

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.