JL Audio J2250.1 Bedienungsanleitung

Thank you for purchasing a JL Audio amplifier for your automotive sound system. Your amplifier has been designed and manufactured to exacting standar

10 JL Audio SPEAKER OUTPUTSpeaker connection to the J2-250.1 is straightforward and takes place at the far right of the power/speaker connection pan

11STATUS INDICATOR LIGHTS / PROTECTION CIRCUITRYThere are two status indicator lights on the amplifier’s control panel. These are as follows: 1)

12 JL Audio APPENDIX A:Input Sensitivity Level SettingFollowing the directions below will allow the installer to adjust the input sensitivity of eac

13APPENDIX B:J2-250.1 Specifications General Specifications:Recommended Fuse Value: 30ARecommended Fuse Type: ANL at battery, 1x 30A ATC fuses o

14 JL Audio “How do I properly set the input sensitivity on my amplifier” Please refer to Appendix A (page 12) to set the input sensitivity for ma

15“My amplifier turns on, but there is no output” Check the input signal using an AC voltmeter to measure the voltage from the source unit while

16 JL Audio INSTALLATION NOTES:Use this diagram to document your amplifier’s switch and control positions.LP Filter Frequency (Hz)Input Sens. Bass B

17LP Filter Frequency (Hz)Input Sens. Bass BoostPower ProtectRemoteLevel PortLEFTRIGHTLEFTRIGHTPreampOutputsAmplifierInputsmin max60 240 O +9dBHi

18 JL Audio INSTALLATION NOTES:

19INSTALLATION NOTES:

2 JL Audio PROTECT YOUR HEARING! We value you as a long-term customer. For that reason, we urge you to practice restraint in the operation of this p

LIMITED WARRANTY  AMPLIFIERS USAJL Audio warrants this product to be free of defects in materials and workmanship for a period of one (1) year from

3PLANNING YOUR INSTALLATIONIt is important that you take the time to read this manual and that you plan out your installation carefully. The foll

4 JL Audio TYPICAL INSTALLATION SEQUENCEThe following represents the sequence for a typical amplifier installation, using an aftermarket source unit

5POWER CONNECTIONSBefore installing the amplifier, disconnect the negative (ground) wire from the vehicle’s battery. This will prevent accidental

6 JL Audio “REMOTE” TURNONThe J2-250.1 is turned on and off using a conventional +12V remote turn-on lead, typically controlled by the source unit’

7IMPORTANT! Make sure you observe correct polarity in making the “High-Level Input” connections. Failure to do so will result in a complete loss o

8 JL Audio “LP FILTER” CROSSOVER CONTROLThe J2-250.1 employs a 12dB/octave low-pass (LP) active filter for its internal channel. This feature is d

9“BASS BOOST” CONTROLThe J2-250.1 includes a single band, boost-only bass equalizer controlled by a rotary knob marked “Bass Boost”. This control