RI-2135
1. "REMOTE" input port for connection with dash-mounted
low-pass level remote unit
2. Amplifier Illumination LEDs, switch to turn on or off
3. Crossover frequency control, to adjust the cut-in
frequency of the channels CH1/2
4. Operation mode selector, slide switch to select Low-
pass, Fullrange or Highpass operation of the active
crossover for channels CH1/2
5. Bass boost control, LEVEL adjustment for the the bass
boost to get more bass. ATTENTION: Do not increase the
level to high. Damage to the speaker would result!
6. Input gain control, LEVEL adjustment for channels
CH1/2. Use to match the RCA line output voltage of the
head-unit to the amplifier input section.
7. RCA inputs (left and right channels), line inputs for
connection with RCA line-out’s of the head-unit
8. RCA Outputs (left and right channels), line outputs
for connection with RCA line-in's of another amplifier
9. "GND" for connection to chassis ground or negative
terminal of car battery
10. "REM" for the automatic (remote) turn-on / turn-off
of the power amplifier from the head-unit's remote or
antenna control lead
11. "B+" for connection to the positive terminal of car
battery
12. Fuses
13. Status LED, is lit blue when power is on and is lit red
when the amplifier is shut down because of malfunction,
overheating or short-cut on speaker cable leads
14. Terminal block for the speakers or subwoofer
2. INPUTS - OUTPUTS - CONTROLS
