ONKYO HT-S5500 Manual Do Utilizador

Página de 80
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 (
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.