Y Defective GTS300 or GTS600; If there is
audio signal present at the input of the
amplifier and there is no output, the
GTS300 or GTS600 may be defective.
Power On light is blinking,Y Incorrectly connected or shorted
indicating a fault condition,speaker wires; check for shorts, frayed
and sound is intermittent orwiring, damaged wiring insulation or
offincorrect wiring.
Y The speaker combination connected to
the amplifier is less than the minimum
requirement; reconfigure speaker
connection after consulting with section
3.1 OSpeaker Requirements.�
Y Amplifier is damaged; consult your JBL
Dealer.
Alternator whine throughY Ground loops; verify that the chassis
the audio system with thegrounding point you have chosen is
engine runningtrue ground by checking for continuity
between the chassis ground point and
battery ground.
Bass output from speakersY Speaker wired out of phase; check for
too lowproper polarity on all speaker wiring (+
amp terminal to + speaker terminal and
� amp terminal to � speaker terminal).
13 |
ACEC
JBL
