Directed Electronics Orion HCCA-D600 Manuel du propriétaire - Page 18

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Troubleshooting Tips

Symptom

No output

Audio cycles

on and off

Distorted output

Probable Cause

Low or no remote turn-on

Fuse blown

Power wires not connected Check power wire and ground

Audio input not connected Check RCA connections and

Speaker wires not

connected

Speakers are blown

Thermal protection engages

when amplifier heat sink

temperature exceeds 90°C

(190°F)

Loose or poor audio input

Loose power connections

Amplifier level sensitivity

set too high exceeding

maximum capability of

amplifier

Impedance load to amplifier Check speaker impedance load,

too low

Shorted speaker wires

Speaker not connected

to amplifier properly

Action To Take

Check remote turn-on voltage

at voltage amplifier and repair

as needed.

Check power wire's integrity

and check for speaker shorts. Fix

as needed and replace fuse.

connections and repair or

replace as needed.

repair or replace as needed.

Check speaker wires and repair

or replace as needed.

Check system with known work

ing speaker and repair or

replace speakers as needed.

Make sure there is proper venti

lation for amplifier and improve

ventilation as needed.

Check RCA connections and

repair or replace as needed.

Check power wire and ground

connections and repair or

replace as needed.

Readjust gain. Refer to the

Adjusting the Sound of the

System section of this manual

for detailed instructions.

if below 1W, rewire the speakers

to achieve higher impedance.

Check speaker wire connections

and fix or replace as needed.

Check speaker wiring and repair

or replace as needed. Refer to

the Speaker Connections section

of this guide for detailed

instructions.