RCF Invision 354MP Manuel De L'utilisateur page 42

Dip-switch 3 and 4 settings:
DIP 3 DIP 4 MODE
OFF
OFF LINE
ON
ON LINE with PHANTOM
ON
OFF MIC.
OFF
ON MIC. with PHANTOM
t
Channel no.1 XLR input:
Unbalanced connection
y
PRESENCE CONTROL (f = 2.15 kHz) common for all the channels 1, 2, 3, 4.
u
AUX INPUT TREBLE and BASS controls.
i
AUX INPUT GAIN control.
o
AUX INPUT with dual RCA connector.
i
The two channels of the stereo source connected to the AUX INPUT are summed internally (to
get a mono signal).
p
INTERNAL PROGRAM stereo audio output with dual RCA connector (L: left channel, R: right
channel) that sends the direct CD/USB – MP3 player and tuner signal.
[
PRE OUT audio output (with RCA connector) that sends the same signal routed to the internal
amplifier (signal that can be either a single source with priority or the mix of all the channels 1,
2, 3, 4 and the selected music source).
i
The output PRE OUT may be useful to connect additional external amplifiers.
]
MUSIC ON HOLD audio output (with RCA connector) that sends a mono signal of the source
connected to the AUX INPUT.
i
Either the MUSIC ON HOLD output (if an external music source has been connected to
the AUX INPUT) or the INTERNAL PROGRAM output can be used for the connection to a
telephone system (in order to have the 'music on hold' function).
42
INPUT SENSITIVITY
0 dBu
– 20 dBu
– 50 dBu
– 50 dBu
Balanced connection
USE (EXAMPLES)
BM 3003 paging microphones, CD/MP3 players, tuners,
message players, phone systems
BM 3001 paging microphones
Dynamic microphones
Electret microphones
+ hot
– cold
GND ground