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 1:6 mode or OFF for dual 1:3 mode
2. Set Switch 2
3. Set Switch 3
4. Set switch 4
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 1:3 mode of operation. If 1: 6 mode of
operation is selected with switch 1, then the IN1 connection is
used by default.
Note. Diagram only
shown for switch
location reference
not actual settings
Reference Manual D VA 3120 L Version1.2
[Gain / Equalization select]
to ON
[Set Unity]
[Select input channel]
UP
to ON
to select the
BUTTONS
DIP SWITCH
DN
1
2
3
OFF
ON
4
Page 21