Orion Car Audio XTREME 600.4 owner manual Troubleshooting Tips, page

TROUBLESHOOTING TIPS

SYMPTOM	PROBABLE CAUSE	ACTION TO TAKE
No output	Low or no remote turn-on input	Check remote turn-on voltage output at amplifier and fix as needed.
	Fuse blown	Check power wire integrity and check for speaker shorts.
		Fix as needed and replace fuse.
	Power wires not connected	Check power wire and ground connections and fix or replace as needed.
	Audio input not connected	Check RCA connections and fix or replace as needed.
	Speaker wires not connected	Check speaker wires and fix or replace as needed.
	Speakers are blown	Check system with known working speaker and fix or replace
		speakers as needed.
Audio cycles on	Thermal protection engages when	Make sure there is proper ventilation for amplifier and improve
and off	amplifier heatsink temperature	ventilation as needed	.
	exceeds 90°C (190°F)
	Loose or poor audio input	Check RCA connections and fix or replace as needed.
	Loose power connections	Check power wire and ground connections and fix or replace as needed.
Distorted output	Amplifier level sensitivity set too high	Readjust gain. Refer to Adjusting the Sound of the System
	Exceeding maximum capability	section of this manual for detailed instructions.
	of amplifier
	Impedance load to amplifier too low	Check speaker impedance load, if below 2Ω stereo or 4Ω mono.
		rewire speakers to achieve a higher impedance.
	Shorted speaker wires	Check speaker wires connections and fix or replace as needed.
	Speaker not connected to	Check speaker wiring and fix or replace as needed. Refer to the
	amplifier properly	Speaker Connections section of this manual for detailed instructions.

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