Pioneer VSX-820-K Operation Instructions Manual page 12

02 Controls and displays
2HD
Lights when a source with Dolby TrueHD
encoded audio signals is detected.
EX
Lights to indicate Dolby Digital EX
decoding.
2PLll(x)
Lights to indicate 2 Pro Logic II / 2 Pro
Logic IIx decoding. Light will go off during
2 Pro Logic IIz decoding (see Listening in
surround sound on page 34 for more on
this).
12 ADV.S.
Lights when one of the Advanced Surround
modes has been selected (see Using the
Advanced surround effects on page 35 for more
on this).
13 SIGNAL SELECT indicators
DIGITAL
Lights when a digital audio signal is
selected.
Blinks when a digital audio signal is
selected and selected audio input is not
provided.
HDMI
Lights when an HDMI signal is selected.
Blinks when an HDMI signal is selected
and selected HDMI input is not provided.
14 Up Mix/DIMMER indicator
Lights when the Up Mix function is set to ON
(see page 38). Also, lights when DIMMER is set
to off.
15 DIR.
Lights when the DIRECT or PURE DIRECT
mode is switched on (page 36).
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