JBL GTH400-20107 User Manual
Page 21
20
and off, or does not work at all, a
problem in installation or an abnormal
electrical condition is indicated. Check
speaker wiring for short circuits or
impedance loads significantly below 2
ohms (4 ohms in bridged mode). Check
the power supply voltage at the input of
the amplifier to be sure that it is normal;
between 11 and 16 volts. Check that
the power wires are not reversed.
GTH400-20107 06/03/98 15:50 Side 20