CONNECTIONS & CONTROLS
FRONT PANEL SP-N2107
1 HIGH LEVEL INPUT
High level speaker input to connect loudspeaker output signal if the headunit
does not provide dedicated RCA line outs to drive amplifiers
2 RCA LINE INPUTS
Stereo RCA inputs for connection with the RCA line-out signal of the head-unit
3 INPUT GAIN CONTROL
Input gain control potentiometer to control and match the line-out signal of the
headunit to the amplifier input
4 BASS BOOST CONTROL
Control potentiometer for the adjustment of the bass boost level with a center
frequency of 45 Hz from 0 to 12 dB
5 LOWPASS CONTROL
Control potentiometer for the lowpass crossover frequency – adjustable from 50
to 250 Hz
6 OPERATION MODE SWITCH
Slide switch to select highpass (80 Hz fixed) or lowpass operation of the electronic
crossover – to cut the signal with 12 dB/oct. steepness
7 POWER LED
Green "Power" LED – indicating normal function of the amplifier when turned on
8 PROTECT LED
Red "Protect" LED – indicating faulty speaker connections, over heating of amplifier
electronics or general malfunction of the amplifier
REAR PANEL SP-N2107
9 SPEAKER OUTPUT TERMINAL
Output terminal to connect the loudspeaker cables from the speakers to the
amplifier
10 FUSE
ATC fuse for protection of the amplifier electronics against overload or wrong
operation
22
1
2
3
9
11 +12V POWER INPUT TERMINAL
Terminal to connect the amplifier to the positive +12V voltage of the car battery
12 "REM" INPUT TERMINAL
Terminal to connect the amplifier to the automatic (remote) turn-on / turn-off lead
of the head unit
13 "GND" POWER INPUT TERMINAL
Terminal to connect the amplifier to the negative or chassis ground of the vehicle
4
5
6 7+8
40 A
10
11
12
13
23