Pioneer Dj DDJ-FLX4 Portable 2-Channel rekordbox DJ and Serato Controller (Graphite) - Manual (Page 24)

Part names and functions
24
En
16 Jog wheel
Turn the top when Vinyl mode is on:
Scratches the track.
Turn the outer section or turn the top when Vinyl mode is off:
Bends the pitch (Pitch Bend – slows down or speeds up the track).
[SHIFT] + turn the top:
Fast-forward or fast-reverse the track with extra speed when Vinyl mode is on.
The playback position skips in sync with the beat when Vinyl mode is off (Skip
mode).
• Skip mode can’t be used with tracks that have no beatgrid set. For details on
setting beatgrids, see the Serato DJ Pro software manual.
• To use Skip mode, open the [DJ PREFERENCE] tab of the [SETUP] menu
in Serato DJ Pro > [SYNC MODE] and select [Smart Sync] .
Serato DJ Pro