Troubleshooting - auna C500 Bedienungsanleitung

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TROUBLESHOOTING

Problem
The power indicator does
not light up.
The audio output is
switched off. The power
indicator lights up red.
Noise from the alternator.
The sound is muffled.
The sound is too low.
Possible cause and solution
The fuse is loose or blown. Tighten the fuse
or replace the fuse with a new one.
The earth lead is not connected correctly.
Attach it to a metal point in the car.
The control unit is not switched on. Turn on
the control unit.
The system uses too many amplifiers. Use
a relay.
Check the battery voltage (10.5-15 V).
The loudspeaker connections are short-
circuited. Turn off the on/off switch. Fix the
cause of the short circuit.
The power supply cables are routed too
close to the cinch cables. Clean the wiring
and move the power supply cables further
away from the audio cables.
The ground is not firmly connected.
Connect the ground firmly to a metal point
in the vehicle.
The negative poles of the speakers are
connected to the vehicle body. Disconnect
the negative terminal leads from the body.
The filter must be set to the LPF position.
Move the level control to the MIN position.
Set it up higher.