Alto Professional Live 1604 Guide D'utilisation page 7

33. Aux Return 3 Routing: When this button is depressed, the signal sent into Aux Return 3
will be routed to the Control Room Mix. When this button is raised, the signal is sent to
the Main Mix.
34. Aux Return 4 Routing: Depress any combination of these buttons to send the signal
sent into Aux Return 4 to the corresponding outputs: Sub 1/2 (Subgroups 1 and 2), Sub
3/4 (Subgroups 3 and 4), and/or the Main Mix (Main Outputs).
35. Aux Return Solo: Depress this button to solo Aux Returns 1-4 in the Control Room Mix.
36. Graphic Equalizer: When the EQ On/Off switch is on (depressed), you can use these
controls to adjust the equalization of the main mix.
37. EQ On/Off: Enables or disables the Graphic Equalizer.
38. Main Out / Monitor Out: When this button is raised, the Graphic Equalizer will affect the
signal sent to the Main Mix Outputs. When this button is depressed, the Graphic
Equalizer will affect the signal sent to the Aux 1/2 (Mon) Output.
39. Effect Selector: This knob determines what effect the mixer's internal effects processor
will apply to the various channels. Turn the knob to change the effect number, and push
the knob to select it. The display next to the DFX Mute button will show the preset
number. Each channel can send different levels of audio to the processor by adjusting its
DFX Knob. See the Effects section for an explanation of the available effects.
40. DFX Mute: Press this button to mute/unmute the effects.
41. DFX Peak LED: The LED will flash if the signal is clipping. If this happens, decrease the
setting of your source channels' DFX Knobs. When the effects processor is muted, the
LED will be solidly lit.
42. DFX Out to Aux 1/2: These knobs control the level of the signal sent from the effects
processor to Aux Sends 1 and 2.
43. DFX Out to Main: This knob controls the level of the signal sent from the effects
processor to the Main Outputs.
44. Phones Output: Connect 1/4" stereo headphones to these outputs. The Phones Volume
knob controls the volume.
45. Control Room Source: When any combination of these buttons is depressed, the
signals from those sources will be heard in the Control Room Mix: Main Mix, Sub 1/2
(Subgroups 1 and 2), and/or Sub 3/4 (Subgroups 3 and 4).
Note: If any Solo button is depressed, the soloed audio will replace the signal heard in
the Control Room Mix, regardless of the positions of these buttons.
46. Phones Volume: Adjusts the volume of Phones Output.
47. Control Room Volume: Adjusts the volume of Control Room Outputs (Ctrl Out).
48. 2 Track In Source: Depress the 2Tk In button to include the 2 Track In signal with the
Control Room Mix. Depress the 2Tk to Main button to include the 2 Track In signal with
the Main Mix.
49. 2 Track Level: Adjusts the level of the 2 Track In signal.
50. Subgroup Fader: Adjusts the level of the corresponding Subgroup.
51. Subgroup Assignments: Depress any combination of these buttons to assign their
corresponding Subgroups (beneath them) to that channel (Left or Right) of the Main Mix,
52. Main Fader: Adjusts the level of the Main Mix Outputs.
53. LED Meters: Shows the audio level of the Main Mix Outputs or the Control Room
Outputs (Ctrl Out), depending on the position of the Control Room Source buttons. The
Clip LED can light up occasionally, but if it happens too often, reduce the volume of the
mix and/or individual channels.
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