Hifonics TXi 1000 D Owner's Manual page 9

Low Pass
This Controller adjusts the frequency response of your subwoofer upwards and is continously variable from 35Hz to 250Hz.
Sub Sonic
This Controller eliminates the lowest frequencies to protect the subwoofer from damages. These low frequencies can cause damages.
The frequency is adjustable from 15 Hz to 55 Hz.
Input - RCA Inputs
Full range line input to connect with
the head unit RCA Outputs.
Balanced Input (Optional)
Unlike the unbalanced RCA's
Balanced wires are insusceptible
against interferences. But therefor
an signal transmitter with specific
wires is required. Ask your
specialist dealer for the required
equipment.
Phase
This Controller adjusts the Phase
Shift from 0¡ to 180°, to match the
subwoofer to the vehicle's acoustic
enviroment.
Remote
Connection for the provided bass remote
control. Allows to adjust the subwoofer from
f.i. the driver's seat.
Functions & Controls
TXi 1000 D / TXi 1500 D
Level
This allows to adjust the input
sensitivity from 9 Volts to 0,2 Volts.
Line Out - RCA Outputs
RCA Outputs to send the line signal
to additional amplifiers.
Bass EQ
Continously variable
Bass Boost from
0dB up to +15dB.
Protect - LED
If the red LED is illuminated:
a) Overheated
b) Speaker wires shorted
c) Overload (Impedance, less Power Supply)
d) Amplifier is damaged
The built-in electronic diagnostic protection saves the
amplifier and speakers from serious damage. If the red LED
lights up due to overheating, let the amplifier coold down a
while a turn it on again.
If the red light is still lighting up, ensure that all connections,
especially the speakers are correct and not shorted.
If the amp is still in protection mode, try to restart the
amplifier without any speaker or RCA wires.
If the green light is now lighting up, re-check again all
speaker- and RCA-connections, to ensure correct
connection.
Power - LED
If the green LED is
illuminated, the amp is
in operation mode.
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