2. INPUTS - OUTPUTS - CONTROLS
18
1. RCA inputs (CH1/2, left and right channel). Line inputs
for connection with RCA line-out’s of the head-unit
2. 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
3. Crossover frequency control, to adjust the cut-in/off
frequency of the channels CH1/2
4. Operation mode selector, slide switch to select
lowpass, 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 too much. Damage to the subwoofer can result!
6. Lowpass crossover frequency control, to adjust the
cut-off frequency of the channel CH5
7. Amplifier illumination LEDs, switch to turn on or off
8. RCA inputs (CH3/4, left and right channel). Line inputs
for connection with RCA line-out’s of the head-unit
9. 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
10. Crossover frequency control, to adjust the cut-in/off
frequency of the channels CH3/4
11. Operation mode selector, slide switch to select
lowpass, fullrange or highpass operation of the active
crossover for channels CH3/4
12. Input gain control, LEVEL adjustment for channel CH5.
Used to match the RCA line output voltage of the head-
unit to the amplifier input section
13. Remote Control, Input to connect the remote control
14. RCA inputs for channel CH5. Line inputs for connection
with RCA line-out’s of the head-unit
15. "GND" for connection to chassis ground or negative
terminal of car battery
16. "REM" for the automatic (remote) turn-on / turn-off of the
power amplifier from the head-unit‘s remote or antenna
control lead
17. "B+" for connection to the positive terminal of car
battery
18. Fuses
19. 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
20. Terminal block for the speaker wire connection
