JBL GX-A602 Car Amplifier User Manual


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23
SET THE BASS BOOST
GX-A604:Whenyou’reusingtheamplifier’srearchannelstopowerasubwoofer,theBassBoostswitchcanprovide12dBofbassboostat45Hz.
(The switch only affects the amplifier’s rear channels.) Set this switch according to your personal taste, but if using it causes audible distortion or
bottomingofyoursubwooferwerecommendsettingitto"OFF". CAUTION:OnlyusetheBassBoostswitchifyou’veconfiguredtherearchannels
to power a subwoofer. Using the Bass Boost switch with full-range speakers can damage the speakers.
GX-A602:Whenyou’reusingtheamplifierinbridgedmodetopowerasubwoofer,theBassBoostswitchcanprovide12dBofbassboostat45Hz.
(Set this switch according to your personal taste, but if using it causes audible distortion or bottoming of your subwoofer we recommend setting it
to"OFF". CAUTION:OnlyusetheBassBoostswitchifyou’reusingtheamplifiertopowerasubwoofer.UsingtheBassBoostswitchwithfull-range
speakers can damage the speakers.
GX-A3001:TheBassBoostcontrolcanprovideupto12dBofbassboostat45Hz.Setthiscontrolaccordingtoyourpersonaltaste,butbecareful
not to set the control at a high enough level to cause audible distortion or bottoming of your subwoofer.
POWER AND PROTECTION LEDS
POWER LED
•LEDIlluminatesorange:Normaloperation(powerison).
•LEDisoff:Amplifierisinstandbymode.
PROTECTION LED
Theamplifier’sProtectionLEDshouldremainoffduringnormaloperation.IfthereisnosoundfromtheamplifierandtheProtectionLEDilluminates
red, see Troubleshooting, on page 24.
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