Sony STR-DN1050 - Manual (Page 249)

MULTI CHANNEL AV RECEIVER
STR-DN1050/STR-DN850
Indicators on the display panel
1. Input indicator
Lights up to indicate the current input.
HDMI
The receiver recognizes devices connected via an HDMI IN jack.
ARC
TV input is selected and Audio Return Channel (ARC) signals are detected.
COAX
Digital signals are input through the COAXIAL jack.
OPT
Digital signals are input through the OPTICAL jack.
2. S.OPTIMIZER
Lights up when the Sound Optimizer function is activated.
3. D.C.A.C.
Lights up when the measurement results of the Auto Calibration function are applied.
4. Dolby Digital Surround indicator
The applicable indicator lights up when the receiver is decoding the corresponding Dolby Digital format signals.
: Dolby Digital
TrueHD: Dolby TrueHD
5. DTS(-HD) indicator
The applicable indicator lights up when the receiver is decoding the corresponding DTS format signals.
DTS: DTS
DTS-HD: DTS-HD
6. Speaker system indicator
7. Tuning indicator
ST
Lights up when the receiver tunes to a stereo broadcast.
8. HDMI OUT A + B (for STR-DN1050 only)
9. SLEEP
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