Sony STR-DA1800ES Operating Instructions Manual page 67

Sound field
PLIIz (PLIIz Height)
NEO6 MUS (Neo:6 Music) Performs DTS Neo:6 Music mode decoding. A source recorded in 2 channel
When headphones are connected
You can only select this sound field if the headphones are connected to the receiver.
Sound field
HP 2CH (HP (2CH))
HP DIRECT (HP (Direct)) This mode is selected automatically if you use headphones when "A. DIRECT"
Effect
Performs Dolby Pro Logic IIz mode decoding. This setting can expand a source
sound from a 5.1 channel to a 7.1 channel to which a vertical equipment is
applied, and gives a dimension of presence and depth.
format is decoded into 7 channels. This setting is ideal for normal stereo
sources such as CDs.
Effect
This mode is selected automatically if you use headphones (except
"A. DIRECT"). Standard 2 channel stereo sources completely bypass the sound
field processing and multi channel surround formats are downmixed to
2 channels except LFE signals.
is selected. Outputs the analog signals without processing by the equalizer,
sound field, etc.
continued
US
67