Hardware Manuals

Pioneer DJ - DJM-850  



  • Connect your computer to USB port at the top panel of Pioneer DJM-850

  • Optionally, connect each of your deck’s RCA cables to ANALOG INPUTs 1.to 4 respectively, depending on which software deck you wish to control.
    If it’s a CD player, use any of the CD/LINE Inputs
    If it’s a turntable, use the PHONE Inputs of CH1 and CH4. Secure the ground wire to a Phono Ground terminal.

  • Set the SOURCE selector at the top panel for DECKs 1 to 4 to USB

  • Connect the Pioneer DJM-850 with AC power using the provided cable and power on the unit

Note: Usage of turntables or CD players (for DVS) is not necessary. The mixer may be used as a pure MIDI mixer. VirtualDJ is also offering the ability to control all the software decks with even with a single timecode unit. See Timecode (DVS).



VirtualDJ 8 Setup

Download and install VirtualDJ 8 from http://www.virtualdj.com/download/index.html (in case you have not done already)
Once VirtualDJ 8 is launched, a Login Window will appear. Login with your virtualdj.com account credentials.

A Pro Infinity or a Pro Subscription License is required to use the Pioneer DJM-850. Without any of the above Licenses, the mixer will operate for 10 minutes each time you restart VirtualDJ.

A window will appear next, to verify the proper detection.

Click on the “Use Soundcard” button and VirtualDJ will automatically create and apply the pre-defined audio configuration using the built-in audio interface of the Pioneer DJM-850

Click on the “Change Skin” button and VirtualDJ will automatically load the default 4 Decks GUI.

Click to OK.

The unit is now ready to operate with VirtualDJ.

MIDI Operation

The unit should be visible in the CONTROLLERS tab of Config and the “factory default” available/selected from the Mappings drop-down list.

The factory default Mapping offers the functions described in this Manual, however those can be adjusted to your needs via VDJ Script actions.

Find more details at


The unit has a pre-defined Audio setup and a special button in the AUDIO tab of Config to provide that. Alternative setups can be applied in the same window.

Timecode (DVS)* configuration is not pre-configured (see DVS Support for more details).

*requires Pro Infinity or Timecode License http://www.virtualdj.com/buy/index.html

For further software settings please refer to the User Guide of VirtualDJ 8.