Extron electronics DTP CrossPoint 4K Series User Manual page 109

Line audio input signal controls (see
The program audio input signal processor chain makes adjustments to program audio
material before it is tied to specific outputs.
Gain control block — The always-present gain control provides
left and right channel controls to adjust the audio level of each input
through a range of -18 dB to +24 dB to set input gain levels for
optimal signal to noise ratio.
Click and drag the desired fader (
enter a value. The meter value displayed in green shows the signal
level in dBFS.
3
Audio Format drop-down menu —
Use this control to select the audio format:
Analog — Audio on the local audio input (captive screw)
•
item
connector (see
the DSP.
Digital — Embedded audio on the HDMI or DTP input is
•
handled as follows:
LPCM format — Audio is de-embedded and
•
processed within the DSP.
Any other format — The original digital audio is not de-embedded and is not
•
routed into the DSP. No audio is available on the analog audio output (captive
screw) connector (see
Auto — Audio is automatically selected between the digital and analog inputs, with
•
the digital input having priority. When the
or
None Multi-Channel
Based on the selection made in this box, when the dialog box is closed, the Gain block
reports ,
Auto Gain Dig Gain
4 Detected Format: field — This field displays the detected digital
audio format. The displayed format can be either:
None — No digital signal format is detected. This may be due to a source device
•
being switched off or not connected. Some digital audio players may not output a
detectable signal (or no digital audio clock) when paused or stopped.
Analog input audio passes through the DSP to any output when
•
( ) is set to
3 Analog
Digital input audio is not passed to any output.
•
2-Ch LPCM — The detected format is uncompressed digital audio, in stereo or
•
2-channel format. This does not include Dolby
audio formats are encoded.
LPCM input audio passes through the DSP to any output when
•
( ) is set to
3
Digital
Embedded LPCM input audio passes directly to an HDMI or DTP output,
•
bypassing the DSP, if the
of that output is set to
chain Volume controls
Analog input audio is not passed to any output.
•
DTP CrossPoint 4K Series Matrix Switchers • Matrix Software
figure 53 on page 97,
) or click in the dB field (
1
on page 15) is processed within
G
item
on page 15).
J
Detected Format
, the analog input is automatically selected.
, or .
Ang Gain
or .
Auto
®
or .
Auto
Output Signal Source
(see item
6
Original
on page 116).
)
A
3 3 3 3 3 3 3 3 3 3
4 4 4 4 4 4 4 4 4 4
5 5 5 5 5 5 5 5 5 5
) and
2
1 1 1 1 1 1 1 1 1 1
2 2 2 2 2 2 2 2 2 2
8 8 8 8 8 8 8 8 8 8
6 6 6 6 6 6 6 6 6 6 7 7 7 7 7 7 7 7 7 7
field ( ) displays either
4
Audio Format
or DTS ® stereo formats, as these
Audio Format
control in the Volume block
in Output signal processor
1 1 1 1 1 1 1 1 1 1
2 2 2 2 2 2 2 2 2 2
8 8 8 8 8 8 8 8 8 8
6 6 6 6 6 6 6 6 6 6
101