JL Audio J2320.4 owner manual Installation Notes

Page 9

INSTALLATION NOTES:

Use this diagram to document your amplifier’s switch and control positions.

 

 

 

 

 

Channel 1 & 2 Controls

 

 

 

 

 

Power

 

 

 

 

 

 

 

 

 

 

CH 3&4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Input From

Bass Boost

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1&2 3&4

 

 

 

 

 

 

High-Level Inputs

 

 

 

 

 

 

 

 

 

 

 

Off +12dB

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

40 150

 

 

60 1.2k

 

min max

 

 

 

 

 

 

 

 

 

 

 

 

 

Low-Pass

 

 

High-Pass

 

 

 

 

 

HP Off LP

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Filter Mode

Filter Frequency (Hz)

 

Input Sens.

Pre-Outs

LEFT

RIGHT

Amplifier Inputs

Channel 3 & 4 Controls

 

 

CH 1 (Left)

CH 3 (Left)

 

 

Protect

 

 

 

 

 

 

 

 

 

 

Bass Boost

 

 

 

High-Level Inputs

 

 

 

 

 

 

Off +12dB

 

 

min max

60 1.2k

40 150

 

 

 

 

High-Pass

Low-Pass

HP Off LP

 

 

 

 

 

CH 2 (Right)

CH 4 (Right)

Input Sens.

Filter Frequency (Hz)

Filter Mode

16

JL Audio

17

Image 9
Contents 320W 4-Channel, Full-Range Amplifier Cooling Efficiency Considerations Safety ConsiderationsSerial Number Stupid Mistakes to AvoidProduct Description Power ConnectionsMany vehicles employ small 10 AWG Fuse RequirementsTurn-On Lead Input SectionsInput Sensitivity Controls Bass BOost Controls Filter ControlsSpeaker Outputs Pre-OUTSServicing your TMA Amplifier Amplifier Status Indicator Lights & Protection CircuitryLeft + Right Channel Information Do not do thisAppendix B J2-320.4 Specifications General Specifications Nine-Step ProcedureDimensions LxWxH Appendix aMy amplifier turns on, but there is no output My amplifier doesn’t turn onINSTALLATION NOTES INSTALLATION NOTES If you need service on your JL Audio product Limited Warranty Amplifiers USAJL Audio, Inc International Warranties