(6) MIXER FX Amount knob: The MIXER FX Amount knob controls the amount of the MIXER FX
to be applied to the audio signal. In center position the MIXER FX is disabled for the individual
Mixer channel. For more information, refer to Playing with MIXER Effects.
(7) MIXER FX ON button: Enables or disables the MIXER FX for the individual Mixer channel. For
more information, refer to Playing with MIXER Effects.
(8) CUE button: Routes the audio signal of the Mixer channel into the CUE channel. For more in-
formation, refer to Using CUE Channel.
(9) Channel fader: Adjusts the Mixer channel’s level before the audio signal is sent to the cross-
fader and MASTER volume knob. For more information, refer to Adjusting Levels.
(10) Channel Level Meter: The Channel Level Meter gives you visual feedback on the current
channel volume. The blue LEDs indicate if the audio signal is below Headroom area. The red LED
indicates if the audio signal is clipping. The yellow LEDs indicate if the audio signal is currently in
the Headroom area before the audio signal starts to clip.
(11) MIC C or D / PHONO LED: On Mixer channel A and B, the PHONO LED lights up if the exter-
nal input for the Mixer channel is set to receive a phono level signal from a turntable. On Mixer
channel C and D, the MIC LED lights up if the external input for the Mixer channel is set to receive
a microphone signal. For more information, refer to Integrating External Devices.
(12) EXT button: Switches the Mixer channel to insert the audio signal coming from the external
audio source. For more information, refer to Integrating External Devices.
(13) LINE LED: Indicates if the external input for the Mixer channel is set to receive a line level
signal, for example, from a CD player. For more information, refer to Integrating External Devices.
5.3. FX Unit
The FX Units 1 and 2 on your S4 allow you to control the effect parameters selected in the FX
Units in the TRAKTOR software. The FX Units can be assigned to any Mixer channel.
FX Unit 1 controls.
(1) - (4) FX knob 1 - 4: Adjusts the individual effect parameter that is selected in the FX Unit in the
TRAKTOR software.
(5) - (8) FX ON button 1 - 4: Enables or disables the individual effect parameter that is selected
in the FX Unit in the TRAKTOR software.
For more information on using FX Units, refer to Playing with FX Units.
TRAKTOR KONTROL S4 Overview
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