Extron electronics IN1804 Series User Manual page 45

IN : Audio Format — Select this item to choose the audio format for the selected
•
n
input. The first item on the
NOTES:
• For the twisted pair inputs in DTP mode, the analog audio is taken from the
analog audio connector on the DTP Tx.
• For the TP inputs in XTP mode, the analog and Auto formats are not available.
Audio Format
Selection
Configures input EDID with no audio support. All audio outputs are
None
muted.
Configures input EDID with no audio support. Analog audio from
Analog Audio
the 5-pole captive screw input is passed to the 5-pole captive screw
analog output and embedded into the HDMI output.
Configures input EDID for LPCM-2Ch support. Passes all digital audio
LPCM-2Ch
input signals to the HDMI outputs. If LPCM-2Ch audio is present it is
also de-embedded to the 5-pole captive screw analog output.
Configures input EDID for Multi-Ch support. Passes all digital audio
Multi-Ch
input signals to the HDMI outputs. If LPCM-2Ch audio is present it is
also de-embedded to the 5-pole captive screw analog output.
Configures input EDID for LPCM-2Ch support. Passes all digital audio
LPCM-2Ch Auto
(Default) input signals to the HDMI outputs. If LPCM-2Ch audio is present it is
also de-embedded to the analog 5-pole captive screw output.
If no embedded audio is present on the input the IN1804 passes
analog audio from the 5-pole captive screw input.
Configures input EDID for Multi-Ch support. Passes all digital audio
Multi-Ch Auto
input signals to the HDMI outputs. If LPCM-2Ch audio is present it is
also de-embedded to the analog 5-pole captive screw output.
If no embedded audio is present on the input, the IN1804 passes
analog audio from the 5-pole captive screw input.
• IN : Analog Gain/Att — Select this item to set the analog input gain or attenuation
n
value for the selected input. Press
button to increase or decrease the gain or attenuation in 1 dB increments. The range is
through . The default is
-18 dB 24 dB
NOTE: For DTP2/XTP input 4 on the IN1804 DI, the gain is fixed at
• Audio Output Format — Select this item to specify stereo or dual mono (
analog and embedded digital audio output. Press

the or button to toggle between the two formats. The default is

• Output Volume — Select this item to set the volume level in decibels for both the
analog and embedded digital audio outputs. Press

the or button to raise or lower the volume in increments of 1 dB. The range is

through . The default is
0 dB -100 dB
menu shows the selected format of the audio.
Audio
Details
to select this item, then press the
Enter
.
12 dB
Enter
Enter
.
-10 dB
IN1804 Scaling Presentation Switcher • Operation

or

.
0 dB
) for the
Mono
to select this item, then press
.
Stereo
to select the item, then press
37