Clarion APX1301E Manual De Usuario

6. TROUBLESHOOTING

No Audio

• Low or no remote turn-on voltage: check remote connections at the amplifier and

source unit.

• Blown amplifier fuse: replace with a new fast-blow fuse (same rating).

• Power wires not connected: check battery and ground wiring at the amplifier and

check the battery connections.

• Speaker leads shorted: check speaker continuity to ground; it should not show a

common ground.

• Speakers not connected or are blown: check speaker connections at the

amplifier; measure coil impedance.

Audio cycles on and off

• Thermal protection circuits are shutting the amplifier off.

• Check the location for adequate ventilation. Consult an authorized Clarion audio

dealer.

Distorted audio

• Gain is not properly set or the speaker cones are damaged.

• Review the instructions for setting the gain. Inspect each speaker cone for signs

of damage, such as a frozen cone, burning smell, etc.

Amplifier fuse keeps blowing

• The wiring is connected incorrectly or there is a short circuit.

• Review the installation precautions and diagram in this manual and check all

wiring connections.

Whining or ticking noise when engine on

• The amplifier is picking up alternator or radiated noise.

• Turn down input gain.

• Move the audio cables away from the power wires.

• Check the power and ground connections on the amplifier and install an in-line

noise filter on the source unit’s power wire.

• Check the alternator and/or voltage regulator. Test for a weak battery or add

water to the battery.