Control Panel Settings And Adjustments - JL Audio MX600/3 Owner's Manual

Control Panel Settings and Adjustments

The amplifier's settings and controls are located on the bottom panel beneath a
gasketed, protective cover. Remove the four Phillips head screws from the center
panel to access the controls and make adjustments. Replace cover when finished
and mount the amplifier.
Control Setting
Low
Input
Voltage
High
Input
Variable
Sens.
2CH
Input
Mode
4CH
Filter
Variable
Freq. (Hz)
0
Output
Polarity
180 deg. Polarity reversed 180 degrees
Infrasonic
Variable
Filter (Hz)
LP Filter
Variable
Freq. (Hz)
Bass
Variable
Boost (dB)
Mode / Function
RCA/Preamp Level Range (250 mV - 4 V)
RCA/Preamp or Speaker Level
Adjusts the input stage of each pair of amplifier channels to
match the source unit's output voltage for maximum clean
output (refer to Appendix A)
Applies two channels of input to all three
amplifier channels. Main input signals will be
combined to mono for the subwoofer channel.
Sends four discrete channels to all four inputs.
L & R Sub Inputs will be combined to mono.
If only one channel of subwoofer signal is
available, we recommend using a Y-adaptor to
feed both Sub Inputs.
Adjusts the high-pass filter cutoff frequency, variable from
35-300 Hz, 12 dB/Octave
Normal speaker polarity
Adjusts the high-pass filter cutoff frequency, variable from
20-40 Hz, 12 dB/Octave
Adjusts the low-pass filter cutoff frequency, variable from
40-400 Hz, 24 dB/Octave
Boost-Only Bass Equalizer: Boost range from 0dB (full-
counterclockwise) to + 12dB (full-clockwise), centered
at 43 Hz.
Range (580 mV - 14 V)
Use Front
Inputs Only
Use Front
and Sub
Inputs