When The Headphones Are Not Connected; When The Headphones Are Connected - Sony MHC-GZR999D Operating Instruction

When the headphones are not
connected:
CH STEREO
Reproduces stereo output from multi
channel sources such as DVD VIDEOs
during "DVD" function. The system
outputs the original sound during
functions other than "DVD" and during
playback of stereo sources such as
AUDIO CD, VIDEO CD and MP3 files.
CH SURR
Reproduces stereo output with surround
effect from multi channel sources such as
DVD VIDEO during "DVD" function.
The system outputs the original sound
with surround effect during functions
other than "DVD. "
VIRTUAL A*
Creates 3 sets of virtual surround
speakers from the sound of the front
speakers. This sound field is only effective
when you play back multi channel
sources.
VIRTUAL B*
Creates 1 set of virtual surround speakers
from the sound of the front speakers
without using actual surround speakers.
This mode is effective when the distance
between the front speakers is short. This
sound field is only effective when you
play back multi channel sources.
90
GB

When the headphones are connected:

HP CH
The normal sound field for headphones.
HP SURR
The sound field for headphones with
surround effect.
HP VIRTUAL*
The sound field for headphones with
virtual surround effect. This sound field
is only effective when you play back multi
channel sources.
* These sound fields cannot be selected when:
 the system is in stand by or during
transfer or recording.
 the Karaoke mode is turned on.
Notes
 Depending on the disc, the surround effect
may not be as much as expected.
 You cannot change the sound field when
transferring or recording to the USB device.
 The sound output from the satellite speakers
is the same as that from the front speakers
(MHC-GZR999D/GZR888D only).