DTS RV4700 DTS-ES manual Troubleshooting Guide, Problem Possible Cause Remedy

Troubleshooting Guide

If a fault occurs, run through the table below before taking your unit for repair.

If the fault persists, attempt to solve it by switching the unit off and on again. If this fails to resolve the situation, consult your dealer. Under no circumstances should you repair the unit yourself as this could invalidate the warranty!

PROBLEM	POSSIBLE CAUSE	REMEDY
No power	• The AC input cord is disconnected.	• Connect cord securely.
	• Poor connection at AC wall outlet or the outlet is	• Check the outlet using a lamp or another
	dead or off.	appliance.
No sound	• The speaker wires are disconnected.	• Check the speaker connections.
	• The master volume is adjusted too low.	• Adjust the master volume.
	• The MUTE button is pressed to ON.	• Press the MUTE button to cancel the muting
		effect.
	• The selected decoding mode is not matched to	• Select the available decoding mode.
	the input signal format.
	• Incorrect selection of input source.	• Select the desired input source correctly.
	• Incorrect connections between the components.	• Make connections correctly.
No sound from the surround	• Surround mode is switched off(normal stereo	• Select a surround mode.
speakers	mode).
	• Master volume and surround level are too low.	• Adjust master volume and surround level.
	• Monaural source is used.	• Select a stereo or surround source.
	• Surround speaker setting is “None”.	• Select the desired surround speaker setting.
No sound from the (front) center	• Dolby Virtual, normal stereo mode, etc is selected.	• Select the desired surround mode.
speaker	• (Front) center speaker setting is “None”.	• Select the desired (front) center speaker setting.
	• Master volume and center level are too low.	• Adjust master volume and center level.
No sound from the surround back	• The input signal format or the current surround	• Under the proper situations, perform the 7.1(or
speakers	mode cannot support the 7.1(or 6.1) surround.	6.1) surround playback.(For details, refer to
		“ENJOYING SURROUND SOUND” on page 21.)
	• Master volume and surround back level are too	• Adjust master volume and surround back level.
	low.
	• Surround back speaker setting is “None”.	• Select the desired surround back speaker
		setting.
Stations cannot be received	• No antenna is connected.	• Connect an antenna.
	• The desired station frequency is not tuned in.	• Tune in the desired station frequency.
	• Antenna is in wrong position.	• Move antenna and retry tuning.
Preset stations cannot be	• An incorrect station frequency has been	• Memorize the correct station frequency.
received	memorized.
	• The memorized stations are cleared.	• Memorize the stations again.
Poor FM reception	• No antenna is connected.	• Connect an antenna.
	• The antenna is not positioned for the best	• Change the position of the antenna.
	reception.
Continuous hissing noise during	• Weak signals.	• Change the position of the antenna.
FM reception, especially when a		• Install an outdoor FM antenna.
stereo broadcast is received.
Continuous or intermittent hissing	• Noise is caused by motors, fluorescent lamps or	• Keep the receiver away from noise sources.
noise during AM reception,	lightning, etc.	• Install an outdoor AM antenna.
especially at night.
Remote control unit does not	• Batteries are not loaded or exhausted.	• Replace the batteries.
operate.	• The remote sensor is obstructed.	• Remove the obstacle.
A video label cannot be	• Malfunction due to external influences such as	• Clear it using “To clear a video label”. (Refer to
displayed.	static electricity, etc.	“Correcting or clearing a video label” on page 32)
OSD function is not available.	• Video connections between this unit and the	• Make proper video connections.
	monitor TV are not made correctly.

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