Pioneer TRAKTOR PRO CDJ-350 Connection Manual page 7

5 Check the selections under [Device Setup]. Confirm that [Generic MIDI] is selected for [Device], [All
Ports] for the [In-Port], and [Focus] for the [Device Target]. If any option is not selected, click  and
select the corresponding option from the pulldown menu.
6 Click [Close] and the [Preferences...] screen will close.
The above settings will allow you to control TRAKTOR PRO from the Multi Player machine.
If you will use the Multi Player as a TRAKTOR PRO audio output device, see the "Using Multi Players as
TRAKTOR PRO Audio Output Devices" on page 9.
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