Inputs - Outputs - Controls - RoDEK R1900N Installationsanleitung

2. INPUTS - OUTPUTS - CONTROLS

1. Protection LED, is lit red when the amplifier is shut
down because of malfunction, overheating or short-cut
on speaker cable leads
2. Operation LED, is lit blue when power is on
3. Lowpass crossover frequency control, to adjust the
cut-off frequency of the channels CH1/2
4. Highpass crossover frequency control, to adjust the
cut-in frequency of the channels CH1/2
5. Operation mode selector, slide switch to select
Highpass, Bandpass or Fullrange operation of the active
crossover for channels CH1/2
6. Input gain control, LEVEL adjustment for channels
CH1/2. Used to match the RCA line output voltage of the
head-unit to the amplifier input section.
7. Phase-shift control, to alter the acoustical phase of
the output signal
8. Slide switch to activate/deactivate the phase-shift
control
9. Lowpass crossover frequency control, to adjust the
cut-off frequency of the channels CH3/4
10. Highpass crossover frequency control, to adjust the
cut-in frequency of the channels CH3/4
11. Operation mode selector, slide switch to select
Highpass, Bandpass or Fullrange operation of the active
crossover for channels CH3/4
12. Input gain control, LEVEL adjustment for channels
CH3/4. Used to match the RCA line output voltage of the
head-unit to the amplifier input section.
13. RCA inputs (left and right channels), line inputs for
connection with RCA line-out's of the head-unit
14. "REM" for the automatic (remote) turn-on / turn-off
of the power amplifier from the head-unit's remote or
antenna control lead
15. "GND" for connection to chassis ground or negative
terminal of car battery
16. "+12V" for connection to the positive terminal of car
battery
17. Fuses
18. Terminal block for the speaker wire connection
19. "REMOTE" low pass level input port for connection
with dash-mounted low-pass level remote unit
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