User's Manual

Table Of Contents
Apollo Solo USB Manual Hardware Controls & Connectors 27
(2) PREAMP Gain & Volume Level Indicator LEDs
The LEDs around the LEVEL knob indicate the relative level of the selected function
(input preamp gain or monitor/headphone volume).
Note: The indicator LEDs are RED when MONITOR (3) is selected and MUTE is
active.
(3) MONITOR Button
Press this button to enter MONITOR mode for controlling the monitor and headphone
functions. Press again to alternate between control of MONITOR and HEADPHONE
volumes with the LEVEL knob (1).
Tip: Indicators (10) and (12) determine which volume (monitor or headphone) is
being controlled with the LEVEL knob (1).
(4) PREAMP Button
Press this button to enter PREAMP mode and activate the input channel controls. Press
again to alternate between channels 1 & 2.
Tip: When in preamp mode, press the LEVEL knob (1) to toggle between selection
of channels 1 & 2.
(5) Preamp Option Buttons
These six buttons control the Preamp Options (a through f on following page) when the
input channel is selected (7). The preamp option is active when its indicator is lit. When
MONITOR (10) or HEADPHONE (12) is selected, the preamp options cannot be modified
and the options display (13) is unlit. See the next page for preamp option descriptions.
Preamp option buttons
Unison Integration
In PREAMP mode, the option buttons can be used to control Unison-enabled
UAD plug-ins. See the Unison chapter for complete details.
(6) Display Panel
This panel displays the status of various Apollo Solo USB functions. See Display Panel
for detailed descriptions of all panel elements.
a b c d e f