Installation We recommend that you have your JBL system professionally installed by an authorized JBL automotive dealer. However, if you prefer to perform the instal- lation yourself, please read the following information in order to get the most from your GT Series Subwoofer.
General Installation Guidelines Select your mounting locations Placement and Warnings very carefully so as to avoid cut- Your JBL speakers are designed ting or drilling into critical com- for the rigors of the automotive ponents such as brake or fuel...
Otherwise, authorized JBL dealer. Refer to the power wire should be Figure 1 for a diagram of how to extended with a minimum...
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LINE LEVEL INPUT X-OVER SIGNAL VOLUME POWER – HIGH LEVEL WATTS – INPUT Figure 2 Connection Diagram GT Series Powered Subwoofers SOURCE UNIT USE EITHER PREAMP OR SPEAKER LEVEL CONNECTION PREAMP OUTPUTS MIN. AWG#12 POWER WIRE IN-LINE FUSEHOLDER WITH 15A FUSE INSTALLED AT VEHICLE CHASSIS...
Input Connections Your GT Subwoofer may be driven either with the preamp output or speaker level output of your source unit. The input impedance of the GT amplifier module is such that a “y-connec- tor” may be used to connect your source unit simultaneously to the GT Subwoofer and an external power amplifier used to drive the...
Do not return products to the JBL factory Should your loudspeaker ever without prior authorization. need service, return it to the JBL dealer from whom it General Care was purchased. If for some The loudspeaker grilles may reason this is impractical, call...
Your bill of sale is your use, abuse, product modification or warranty. neglect; damage occurring during ship- The JBL warranty remains in effect for ment; damage from failure to follow one year from the date of the first con- instructions contained in the instruction sumer purchase unless installed by an manual;...