Reference Manual D VA 3120 Version1.1
Page 21
Set Unity Gain
Use the following procedure to set unity gain for the
module
1.
Set Switch 1 to desired mode of operation
ON
for 1:8 mode or
OFF
for dual 1:4 mode
2.
Set Switch 2
[Gain / Equalization select]
to
ON
3.
Set Switch 3
[Set Unity]
to
ON
4.
Set switch 4
[Select input channel]
to select the
channel to be adjusted to unity
ON
for
IN 2
and
OFF
for
IN 1
* (respective LED will flash yellow
once indicating selected channel)
5.
Press either the
UP
or
DN
push button once to
set unity gain for the selected channel.
6.
If using dual mode, set switch 4 to select the
second channel and repeat 5 above.
7.
If 10 seconds pass with no further adjustments
being made both channel status LEDS will flash
yellow four times. This confirms settings have
been written into flash ram and stored.
*
This switch is only used / functional when the module is
configured for dual 1:4 mode of operation. If 1: 8 mode of
operation is selected with switch 1, then the IN1 connection is
used by default.
UP DN
4
DIP SWITCH
BUTTONS
ON
OFF
3
2
1
Note.
Diagram only
shown for switch
location reference
not actual settings
