Orion-car-audio CO500.1 User Manual download pdf (Page 12)

Troubleshooting Tips

Symptom Probable Cause Action To Take

No output

Low or no remote turn-on Check remote turn-on voltage at voltage

ampliﬁer and repair as needed.

Fuse blown Check power wire's integrity and check for

speaker shorts. Fix as needed and replace

fuse.

Power wires not connected Check power wire and ground connections

and repair or replace as needed.

Audio input not connected. Check RCA connections and repair or replace

as needed.

Speaker wires not connected Check speaker wires and repair or replace as

needed.

Speaker are blown Check system with known working speaker

and repair or replace speakers as needed.

Audio cycles on and off

Thermal protection engages

when ampliﬁer heat sink tem-

perature exceeds 50º C (122º F)

Make sure there is proper ventilation for am-

pliﬁer and improve ventilation as needed.

Loose or poor audio input Check RCA connections and repair or replace

as needed.

Loose power connections Check power wires and ground connections

and repair or replace as needed.

Distorted output

Ampliﬁer level sensitivity set

too high exceeding maximum

capability of ampliﬁer

Readjust gain. Refer to the Adjusting the

Sound of the System section of this manual

for detailed instructions.

Impedance load to ampliﬁer

too low

Check speaker impedance load, if below 2Ω,

rewire the speakers to achieve higher imped-

ance.

Shorted speaker wires Check speaker wires and repair or replace as

needed.

Speaker not connected to am-

pliﬁer properly.

Check speaker wires and repair or replace as

needed. Refer to the Speaker Connections

section of this manual for detailed instruc-

tions

Internal crossover not set prop-

erly for speakers

Readjust crossovers. Refer to the Internal

Crossover Conﬁguration section of this

manual for detailed instructions.

Speakers are blown Check system with known working speakers

and ﬁx or replace as needed.

Poor bass response

Speakers wired with wrong

polarity causing cancellation at

low frequencies.

Check speaker polarity and ﬁx as needed.

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Orion-car-audio CO500.1 User Manual Page 12

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