18.
SHIFT – Pressing and holding this button also allows you to access secondary ("shift") functions of other
buttons on 4TRAK. You can also press and hold this button then press a lit Hot Cue Button to delete its
assigned "hot cue point."
19.
HOT CUE BUTTONS – These buttons allow you to set up to five "hot cue points". These are similar to regular
cue points, except that when these buttons are pressed, the track will instantly jump to the set hot cue point
and begin playing. If you press a Hot Cue Button while in an Auto Loop, the Auto Loop will be saved along with
the cue point.
20.
SYNC – Syncs the deck to the Master Tempo.
21.
CUE – Returns and pauses the music at the last set cue point. The default cue point is at the beginning of the
track, but you can set a different cue point by pressing this button at a different point in the track when it is
paused.
22.
PLAY/PAUSE – Starts or pauses the music.
23.
GRID MARKERS – Controls the Beatgrid points in Traktor. Pressing and holding Shift and one of these buttons
activates the Delete and Move functions.
24.
GAIN – Adjusts the channel's gain level.
25.
TREBLE – Adjusts the high (treble) frequencies of the corresponding channel.
26.
MIDDLE – Adjusts the mid-range frequencies of the corresponding channel.
27.
BASS – Adjusts the low (bass) frequencies of the corresponding channel.
28.
MASTER LED METERS – Monitors the audio level of the channels.
29.
PFL – Press this button to send this channel's pre-fader signal to the Cue Channel for monitoring. When
engaged, the button will be lit. By pressing one PFL button at a time, you will cue that channel alone (and
deactivate PFL monitoring for the other channels). To cue to multiple channels simultaneously, press the PFL
buttons for those channels at the same time.
30.
PC/LINE – Selects whether the channel will use the signal from the computer (PC) or the channel's Line Input
(LINE).
31.
PC/LINE/MIC – Selects whether the channel will use the signal from the computer (PC), the channel's Line
Input (LINE), or the channel's Mic Input (MIC).
32.
CHANNEL FADERS – Adjusts the volume of the channels.
33.
CROSSFADER – Blends the audio playing between the left and right decks.
34.
KEY – Activates/deactivates Auto Key.
35.
KEY KNOB – Adjusts the key when Auto Key is engaged.
36.
LOAD – Loads a track to the selected left or right deck.
37.
FILE TREE – Accesses this shortcut menu in Traktor.
38.
SONGS – Accesses this shortcut menu in Traktor.
39.
FAVORITES – Accesses this shortcut menu in Traktor.
40.
BOOTH/ZONE – Adjusts the level of the signal going to the Booth/Zone Output.
41.
VIEW – Changes the focus views of the screen as defined by Traktor.
42.
FX – Selects the effects banks for each channel.
43.
MASTER – Adjusts the level of the signal sent to the Master Outputs.
44.
RECORD – Starts and stops recording of the Program Mix in the software.
45.
CRUISE – Activates auto-mixing of tracks.
46.
BROWSE – Controls navigation of menus. Pressing the button will "preview-play" the highlighted track.
Pressing it again will stop the preview playback.
4TRAK FX
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1.
MODE (available only in Traktor Pro 2) – Toggles between Single or Group Mode for effects. In Single Mode,
one effect will be shown with its three adjustable parameters. In Group Mode, three effects will be shown with
one parameter each (in this mode, only its primary parameter will be adjustable using 4TRAK).
2.
FX MIX KNOBS – Controls the wet/dry mix of effects.
3.
FX SELECT MODE – When this button is engaged, FX Knobs 1-3 will browse through the available effects.
When a single effect is shown, FX Knob 1 will browse through the list. When a group of effects is shown, all
three FX Knobs will browse through the list.
4.
FX KNOB 1-3 – Controls the parameter mix of effects in software. In Single Mode, each knob will control a
different parameter of the effect. In Group Mode, each knob will control only the primary parameter of each of
the three effects.
5.
FX BUTTONS 1-3 – Selects the effect in software.
6.
FILTER ON/OFF – Activates or deactivates the filter for the selected channel.
7.
FILTER KNOBS – Adjusts the frequencies of the filters.
8.
FX 1 USB PORT – Connects to your computer's USB port to allow 4TRAK to be used as a controller in
software programs.
9.
FX 2 USB PORT – Connects to the USB port on the 4TRAK.
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