Pro-Ject Audio Systems Pre Box DS User Manual

Page 2

Dear music lover,
thank you for purchasing a PRO-JECT AUDIO preamplifier.

In order to achieve maximum performance and reliability you should study these instructions for use carefully.

Warning of a hazard for the user, the unit or possible misuse.

Important notice.

Connectors

18V

Make all connections whilst the preamplifier is disconnected from the power supply.
Take care to connect the left and right channels correctly. The right channel is usually marked red, the

left channel black or white.
Never use any other power supply than the one supplied with the unit.

Pre Out

A power amplifier or active loudspeakers can be connected to the output sockets marked Pre Out.

Subwoofer output

An active subwoofer can be connected to the output sockets marked Sub.

Record output, connecting a headphone amplifier

Out connects an analogue record device ore a Pro-Ject Head Box headphone amplifier.

Out provides a fixed output level.

Inputs

Line level sources such as CD player radio or TV can be connected to the input sockets marked 1 - 4.

Remote power-on, switching voltage

The socket marked Trigger provides a 12V DC switched output voltage for remote power-on of units with this

facility (such as the Pro-Ject Amp Box DS or Pro-Ject Amp Box DS Mono), which corresponds to the position of
the stand-by switch (on/off) on the front panel.
A 45cm remote power-on cable (polarity

) is supplied with the Pro-Ject amplifiers for connecting the

remote-switched power socket to the Pro-Ject Pre Box DS. Longer cables are available from your Pro-Ject dealer.
Do not use this trigger output for any other connections for which it is not designed.

Mains power connection

Connect the low voltage plug from the power supply to the Power 18V

socket before connecting the power

supply to the mains.