Instructions for Use

© Pro-Ject Audio Systems · Pro-Ject Phono Box RS · Revision 2014.10.27
5
Connectors
Subsonic
Filter
ON
OFF
Pro-Ject Audio Systems, Vienna, Austria
Right
Left
InputOutput Output
Input
100pF 100pF
220pF
10R
47k
Fixed
100pF 100pF
220pF
10R
47k
Fixed
RCA
XLR
Power
2x18V=
PUSH
PUSH
!
Make all connections whilst the phono amplifier 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.
Do not connect the phono amplifiers output to a phono input (sometimes labelled gram, disc or RIAA)
on the amplifier. Do not connect RCA and XLR outputs simultaneously.
Wiring XLR sockets: 1 ground, 2 “hot” and 3 “cold”.
Never use any other power supply than the one supplied with the unit.
Selecting input connectors
RCA / XLR select the input connectors to be used
Subsonic Filter
Subsonic Filter ON/OFF activates and deactivates the filter
Connecting the record player
Connect the tonearm signal lead to the Input of the phono amplifier. The earthing wire may be connected to
the screw terminal if you encounter hum problems when using the record player.
Connection to the amplifier
Connect the Output of the phono amplifier to a line input (such as AUX, CD, Tuner, Tape or Video) on your
amplifier.
Mains power connection
Connect the low voltage plug from the power supply to the Power 2x18V

socket of the phono amplifier
before connecting the power supply to the mains.