JL Audio J2250.1 Status Indicator Lights Protection Circuitry, Servicing your Amplifier

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Status Indicator Lights /

Protection Circuitry

There are two status indicator lights on the amplifier’s control panel. These are as follows:

1)“Power” (Green): Located at the far left of the amplifier’s control panel, this LED lights to indicate that the amplifier is turned on and operating normally.

2)“Protect” (Red): Located at the far right of the control panel, this LED lights to indicate that the amplifier has exceeded its safe operating temperature or has detected a short-circuit

in its speeaker output. For information on troubleshooting this amplifier, refer to Appendix C (pages 14, 15).

Servicing your Amplifier

If your amplifier fails or malfunctions, please return it to your authorized JL Audio dealer so that it may be sent in to JL Audio for service. There are no user serviceable parts or fuses inside the amplifier. The unique nature of the circuitry in the JL Audio amplifiers requires specifically trained service personnel. Do not attempt

to service the amplifier yourself or through unauthorized repair facilities. This will not only void the warranty, but may result in the creation of more problems within the amplifier.

If you have any questions about the installation or setup of the amplifier not covered in this manual, please contact your dealer or technical support.

JL Audio Technical Support:

(954) 443-1100

9:00 AM – 5:30 PM (Eastern Time Zone)

Monday - Friday

Power

Hi

Protect

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Contents 250W Monoblock Subwoofer Amplifier Serial Number Installation ApplicationsProtect Your Hearing Stupid Mistakes to Avoid Planning Your InstallationSafety Considerations Cooling Efficiency ConsiderationsEnjoy the fruits of your labor with your favorite music Fuse Requirements Power ConnectionsAmplifier InputS REMote turn-OnMplifier nputs PREAmP Outputs LP Filter CroSSOVER ControlRemote Level Control Bass BOost ControlSpeaker Output JL Audio Technical Support Status Indicator Lights Protection CircuitryServicing your Amplifier Necessary Equipment Nine-Step ProcedureAppendix a Amplifier Section Appendix b J2-250.1 Specifications General SpecificationsDimensions LxWxH Input SectionMy amplifier doesn’t turn on My amplifier turns on, but there is no output INSTALLATION NOTES Bass Boost INSTALLATION NOTES INSTALLATION NOTES International Warranties Limited Warranty Amplifiers USAIf you need service on your JL Audio product JL Audio, Inc