User manual JBL JBL82T

[. . . ] We have designed the JBL82T to minimize the disassembly required and to make electrical connections to any existing system as simple as possible. If you do not have the necessary tools or experience, do not attempt the installation yourself. Instead, please ask your authorized JBL car audio dealer about professional installation or visit www. JBL. com to find the nearest professional. This manual explains how to install, set up and use your JBL82T in a general sense but will not indicate the specific wiring codes, connections and locations for your particular vehicle. [. . . ] Use the Up and Down navigation buttons to highlight an attenuation rate, and press the Select button to select it. If you're not sure which rate to choose, we recommend using 24dB/octave. 27 www. jbl. com CALiBrATiON/seTUP Front speakers 1. The JBL82T will then display Front, with the options 1 way, 2 way, and 3 way. These options refer to the number of JBL82T's output channels that will be devoted to driving your front speakers. JBL82T Crossover Configurations Tweeter Tweeter Mid Full Range Mid Woofer 1 way 2 way 3 way Use the Up and Down navigation buttons to highlight one of these options, and press the Select button to select it. The configuration of your system's front speakers determines your choice. For example: If your front left and right speaker system consists of a pair of coaxial speakers (one left and one right), or components with their own passive crossover connected to two of the JBL82T's outputs (either speaker outputs or line outputs connected to an outboard power amplifier), choose 1 way. If your front speakers consist of a component system where the tweeters and the midranges will each be connected to separate output channels, choose 2 way. If your front system consists of separate tweeters, midrange and midbass, with each connected to a separate channel, choose 3 way. If your audio system does not have a subwoofer, the JBL82T will then display Front Hi Pass. This screen enables you to choose the subsonic high-pass filter for the system's speakers. Use the Left and Right navigation buttons to display a frequency between 20Hz and 100Hz, and press the Select button to select it. This screen enables you to choose the crossover frequency between the front midrange and tweeter. Use the Left and Right navigation buttons to display a frequency between 200Hz and 10kHz, and press the Select button to select it. The design and performance of your front speakers determines which frequency you should choose. If you're using separate tweeters connected to the JBL82T's amplifier or to an additional amplifier, we recommend using a setting of 3500Hz or higher. This screen enables you to choose the attenuation rate of the filter between the midrange and tweeter. Use the Up and Down navigation buttons to highlight an attenuation rate, and press the Select button to select it. The design and performance of your front speakers determines which rate you should choose. If you're using separate tweeters (as discussed in Step 7c, above), we recommend using 24dB/octave. The JBL82T will then display Center, with the options None, 1 way, 2 way. Use the Up and Down navigation buttons to highlight one of these options, and press the Select button to select it. The configuration of your system's center speaker determines your choice. [. . . ] If you have connected the front speakers to be driven directly by the JBL82T's internal amplifier, set the JBL82T's System Volume at ­20dB. If you have connected the front speakers to an external, higher-powered amplifier that is connected to the JBL82T's line outputs, set the JBL82T's System Volume to a level lower than ­20dB. In either case, you should use the head unit's volume control to control the system's volume. You may need to make a minor adjustment to the JBL82T's System Volume setting to allow you to use more of the range in the head unit's volume control. [. . . ]