Harman-Kardon HA160-0004-A manual Troubleshooting Chart, Symptom Possible Cause Solution

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Troubleshooting Chart

	Symptom	Possible Cause		Solution
Guide	Unit does not operate	•	No AC Power.	•	Make certain AC power cord is plugged into a
	when standby switch or				live outlet.
	remote power is pressed.			•	Check to see if AC outlet is switch controlled.
Troubleshooting		• Main Power Switch Off.		• Turn on Main Power Switch.
	Unit does not respond	•	Weak batteries in remote.	•	Change both remote batteries.
	Display lights, but no	•	Intermittent Connections.	•	Make certain connections to source equipment and
	sound is heard from				amplifiers are secure.
	any channel.	•	Mute is engaged.	•	Turn Volume control or press Mute button.
		•	Amplifier is off.	•	Turn Amplifier on and/or check trigger connections.
	to remote commands.	•	Remote is in Learn position.	•	Slide Use/Learn switch to Use.
		•	Remote sensor is obscured.	•	Make certain front panel sensor is visible.
	Intermittent buzzing	•	Local interference.	•	Move unit or antenna away from computers, fluores-
	in tuner.				cent lights, TVs, motors or other electrical appliances.
	Status Menus visible,	•	Menu background set to	•	Switch to input with video signal present.
	but setup menus		“video” but no video is	•	Viewing the front panel display, use the menu
	do not appear.		present.		system to reach Display Options, under
					the Advanced Settings menu. Switch the
					“Menu Bkgrnd” to “Blue” (see page 36).
	Amplifier connected to	•	Connection problems.	•	Make certain that the jack used is a 1⁄8″ (3.5mm)
	the trigger output cycles				MONO miniplug, not a stereo plug.
	on and off.			•	Check to see that the plugs are firmly seated on
					both ends.
	Audio signals distort for	•	Input level too high.	•	Adjust input level to proper reference (see page 29).
	analog inputs.

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