d&b audiotechnik 10D Manual page 33

Channel muted
d&b 10D/30D Manual 1.10 en
ISP/OSP/GR/OVL
Grey No signal present.
Dark ISP: Channel Input Signal Present.
green Similar to the analog and digtital input indicators,
this indicator illuminates when the DSP receives an
analog input signal that exceeds –30 dBu or when
the digital input is locked to 48 or 96 kHz and the
signal exceeds –57 dBFS.
Bright OSP: Power amplifier Output Signal Present.
green Provided the respective channel is not muted, this
indicator illuminates when the output voltage of the
power amplifier exceeds 4.75 V
Yellow GR (Gain Reduction):
Illuminates when one limiter reduces the signal by a
predefined level (GR ³ 3 dB).
Red OVL (Overload):
Illuminates when ...:
▪ any signal within the channel exceeds –2 dBFS,
▪ DSP suffers from an internal EQ filter overflow,
▪ any limiter causes a gain reduction of 12 dB or
more,
▪ the output signal is limited to prevent distortion
due to output peak current overload.
Channel mute
Þ To mute or unmute a channel or a pair of channels, simply
click the respective Channel mute button.
↳ The Channel mute button displays the mute status of the
relevant channel or pair of channels and the loudspeaker
setup loaded.
Channel unmuted
A channel error is indicated on the Channel mute button by an
exclamation mark Þ
.
A corresponding error message is issued on the Channel view
button.
.
RMS
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