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Mains Power
Socket for
Mains Cable
Impedance Selector
(SMP-3000QX only)
2-OHM Mode (Yellow LED on)
4-OHM Mode (Yellow LED off)
SMP_QX rear panel features
SMP_QX rear panel features
RS485 Ground Lift
cuts the pcb GND
from PIN1 of the
XLR(f) socket.
PIN1 of the XLR(m)
Link socket is not
connected to PIN1 of
the XLR(f) socket.
RS485 interface /
link
for remote control
of up to 32 units
SMP_QX via PC
software
MAINS Ground Lift
Cuts mains GND
from PCB GND
1.
Speaker Output
CHANNEL A
CHANNEL B
BRIDGE
For Speakon Type
Connectors
Pin code:
1+ = +
1- = -
Input sockets,
Input / Link
CH.A, CH.B, balanced
XLR pin connection
PIN1 = Ground
PIN2 = Hot (+)
PIN3=Cold (-)
22
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