Summary of the content on the page No. 1
owner’s manual
monoblock subwoofer amplifier
Thank you for purchasing a JL Audio amplifier for
your automotive sound system.
Your amplifier has been designed and manufactured to exacting
standards in order to ensure years of musical enjoyment in your vehicle.
For maximum performance and extended warranty
coverage, we highly recommend that you have your new amplifier
installed by an authorized JL Audio dealer. Your authorized
dealer has the training, expertise and installation equipmen
Summary of the content on the page No. 2
Prote Ct Your Hearing! installation aPP liC ations We value you as a long-term customer. For This amplifier is designed for operation in Cooling efficiency Considerations: If mounting the amplifier under a seat, that reason, we urge you to practice restraint in vehicles with 12V, negative-ground electrical Your JL Audio amplifier employs an make sure there is at least 1 inch (2.5 cm) of the operation of this product so as not to damage systems. Use of this product in vehicles with advance
Summary of the content on the page No. 3
Produ Ct d esCri Ption Power Conne Ctions The JL Audio 500/1v2 is a monoblock 6) F ind a good, solid metal grounding point Before installing the amplifier, The ground connection should be made subwoofer amplifier utilizing proprietary and close to the amplifier and connect the disconnect the negative (ground) wire using 4 AWG wire and should be kept as short patented Class D technology. Its frequency negative power wire to it using appropriate from the vehicle’s battery. This will prevent as
Summary of the content on the page No. 4
! IMPORTANT turn- o n oP tions The 500/1v2 can be turned on and off using 2) Signal Sensing Turn-On Method: A valuable You cannot use the turn-on output to turn on The amplifier will operate with only one input two different methods: feature of the 500/1v2 is its ability to be turned processors that are in the signal path before the connection (left or right), but will require an on and off by the presence or lack of signal at 500/1v2. (Signal will not pass through most increase in input se
Summary of the content on the page No. 5
a mPliF ier l ow-Pass Filter Pream P o utP ut s eCtion 3) I nput Sensitivity Adjustment: Located The 500/1v2 employs a sophisticated, state- 2) Precise Frequency Selection: The filter The 500/1v2 incorporates a flexible preamp next to the “Input Voltage” switch, in the variable, low-pass active filter for its internal frequency markings on the front panel of output section, designed to make multiple “Amplifier Input Section”, is a rotary control channel. This feature is designed to attenuate
Summary of the content on the page No. 6
3) “Out Filter”: The preamp output is +12VDC G a round d Van Remot Ced e b ass Control Preamp O s eCti utput S on ection Infrasonic Filter “Q” Center Freq. Boost (dB) Amp LP Filter Amplifier Input Section Subwoofer Output 1.6 40 +10 | Output Mode Filter Slope Mode Mode Slope Input Voltage Input Sens. Signal Sensing 1.1 2.7 30 60 +4 +13 filtered by a fully variable, active filter The 500/1v2 includes a versatile bass 2) Parametric Bass Equalizer: The parametric 0.7 25 75 incorporated into t
Summary of the content on the page No. 7
status indi Cator l ig Hts / ! IMPORTANT ProteC tion CirC uitr Y Speaker loads below 1.5Ω nominal are not There are three status indicator lights on the recommended and may cause the amplifier top of the amplifier. These are as follows: output to distort excessively. 1) “Power” (Green): lights to indicate that the Speaker connections to the 500/1v2 are amplifier is turned on and operating normally. straightforward and take place at the far right of the front panel. You will notice
Summary of the content on the page No. 8
aPPendix a : aPPendix b: 500/1v2 specifications input s ensitivity l evel s etting 5) Using the chart on this page, determine the target JL Audio amplifiers utilizing the Regulated voltage for input sensitivity adjustment according Intelligent Power Supply (R.I.P.S.) allow to the nominal impedance of the speaker system g eneral s pecifications: delivery of their rated power when connected connected to the amplifier outputs. Recommended Fuse Value: 50A to any load impedance from 1.5 - 4Ω per
Summary of the content on the page No. 9
aPP endix C: Precise Frequency selection Chart CHart a-1 CHart a-2 CHart a-3 CHart a-4 amPliFier l ow-Pass Filter PreamP outPut seC tion inFrasoniC Filter eq Center FrequenCY detent Panel a ctual detent Panel a ctual detent Panel a ctual detent Panel a ctual number marking Freq. number marking Freq. number marking Freq. number marking Freq. Full counter-clockwise: 42 Full counter-clockwise: 41 Full counter-clockwise: 14 Full counter-clockwise: 22 01 ............................42 01 ........
Summary of the content on the page No. 10
aPP endix d : master/s lave Configurations Here is the procedure for implementing a 3) The input sensitivity of the two amplifiers The “Signal Sensing” turn-on feature will not With the flexible on-board crossovers and “Master/Slave” configuration: needs to be adjusted independently. To work on “Slave” amplifiers, but “Slave” amplifiers processing incorporated into the 500/1v2, it properly calibrate the amplifiers for can be turned on and off by a “Master” amplifier is possible to conne
Summary of the content on the page No. 11
aPP endix e : trouble sHooting “How do i properly set the input sensitivity on my amplifier” “my amplifier shuts off once in a while, usually at higher volumes” Please r efer to Appendix A (page 14) to set the input sensitivity for Check y our voltage source and grounding point. The power supply maximum, low-distortion output. of the 500/1v2 will operate with charging system voltages “my amplifier doesn’t turn on” down to 10V. Shutdown problems at higher volume levels Check t he fuse, not
Summary of the content on the page No. 12
installation notes : Use this diagram to document your amplifier’s switch and control positions. +12VDC Ground Remote Preamp Output Section Infrasonic Filter “Q” Center Freq. Boost (dB) Amp LP Filter Amplifier Input Section Subwoofer Output 1.6 40 +10 | Output Mode Filter Slope Mode Mode Slope Input Voltage Input Sens. Signal Sensing 1.1 2.7 30 60 +4 +13 0.7 25 75 Full Range | Amp Filter | Out Filter 12dB | 24dB Off | On Off | 12dB | 24dB Low | High Off | On 0.5 4.3 20 80 0 +15 65 30 65 Filter
Summary of the content on the page No. 13
l imited w arrant Y - a mPli Fiers ( usa ) JL AUDIO warrants this product to be free of defects in materials and workmanship for a period of ninety (90) days from the original date of purchase. The warranty term is extended to two (2) years if installation is performed or approved by an authorized JL AUDIO dealer (proof of installation or approval required on purchase receipt). This warranty is not transferrable and applies only to the original purchaser from an authorized JL AUDIO dealer.
