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PROTECTION LED COMES ON WHEN THE AMPLIFIER IS POWERED UP
Check for shorts on speaker leads.
Check that the volume control on the head unit is turned down low.
Remove speaker leadsand reset the amplifier. If the Protection LED still comes
onthen the amplifier is faulty.
A
MPLIFIER(S) GETS VERY HOT.
Check that the minimum speaker impedance for that model is correct.
Check for speaker shorts.
Check that there is good airflow around the amplifier. In some applications, an
external cooling fan may be required.
DISTORTED SOUND
Check that the Level control(s) is set to match the signal level of the head unit.
Check that all crossover frequencies have been properly set.
Check for shorts on the speaker leads.
HIGH SQUEAL NOISE FROM SPEAKERS.
This is always caused by a poorly-grounded RCA patch cord.
V IBE OWNER’S MANUAL — 13
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UEAL NOISE FROM SPEAKE
This is always caused by a poorly-grounded RCA patch c