Sony STR-V555ES Operating Instructions Manual page 35

Understanding the Multi-Channel Surround Displays
[] Playback channel indicators
The letters light to indicate the channels being played
back.
L: Front Left R: Front Right
C: Center (monaural) LS: Left Surround
RS: Right Surround
S: Surround (inonaural, the rear components obtained
by Pro Logic processing, or when t)erfbrming
6.1 MATRIX decoding)
The boxes around the letters light to indicate the
speakers used to playback the channels.
[] nn DIGITAL
This indicator lights when a sound field other than
2 CHANNEL is selected and the unit is decoding
signals recorded in the Dolby Digital (AC-3) timnat.*
* Hou'evel; this indicator doesnot light when the recordi_ N format
is 2/0 or when the Ddl)y Surround encodedflag is ON.
[] COAX
Lights up when the source signal is a digital signal
being input through the COAXIAL terminal.
[] OPT
Lights up when the source signal is a digital signal
being input through the OPTICAL terminal.
[] Tuner indicators
These indicators light when using the receiver to tune
in radio stations, etc. See pages 45-51 for tuner
operations.
[] rlrl
Lights when Dolby Digital (AC 3) signals are input.
[] PRO LOGIC
Lights when this unit applies Pro Logic processing to
two channel signals in order to output the center and
surround channel signals.*
* Howevel; this indicator does not light if the center and rear L/R
speakersare set to "NO" and the A.ED. or NORMAL
SURROUND sound rid& are selected. This indicator also does
not ]ight when SPEAKERS selectoris set to OFF.
[] D. RANGE
Lights when dynamic range compression is active. See
page 39 to adjust the dynalnic range compression.
[]
EQ
Lights when the equalizer t\mctions. Howeven even if
EQ 1 - 5 is selected, the indicator does not light when
the equalizer is flat.
[]
L.F.E.
The letters "LEE." light up when the disc being
played contains the LFE (Low Frequency Ettect)
channel. When the sound of the LFE channel signal is
actually being reproduced, the bars underneath the
letters lights up to indicate the level. Since the LFE
signal is not recorded in all parts of the input signal
the bar indication will fluctuate (and may turn of I)
during playback.
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