Pioneer DDJ-SR - Manual (Page 8)

En 8
2 Connect powered speakers, a power amplifier,
components, etc., to the [MASTER OUT1] or [BOOTH
OUT/MASTER OUT2] terminals.
Powered speaker, etc
For details on connecting the input/output terminals, see the
Operating Instructions.
3 Connect this unit to your computer via a USB cable.
4 Turn on the computer’s power.
5 Switch the [ON/OFF] switch on this unit’s rear panel
to the [ON] side to turn this unit’s power on.
Turn on the power of this unit.
For Windows users
The message [Installing device driver software] may appear
when this unit is first connected to the computer or when it is
connected to a different USB port on the computer. Wait a while
until the message [Your devices are ready for use] appears.
6 Turn on the power of the devices connected to the
output terminals (powered speakers, power amplifier,
components, etc.).
When a microphone, DJ player or other external device is con-
nected to input terminals, the power of that device also turns on.