Integra DTM-5.3 appendix Troubleshooting guide, Appendix, Cause, Remedy

Appendix

Troubleshooting guide

If a problem occurs, while you are using the remote controller, first operate the unit using the front panel controls to confirm that it is not due to a malfunction (or expired batteries) of the remote controller.

Trouble		Cause			Remedy
No power.		• Power cord is disconnected.			•	Connect power cord.
		• There is external noise in the computer			• Turn the power switch off and then on
			circuits of this unit.			again, or remove the AC plug from the
						outlet and then plug it again.
Power but no sound.		•		indicator is flashed.	• Turn the Tape 2 Monitor off.
			T-2 MONITOR
		• AUDIO MUTE indicator is lit.			• Muting off with the remote controller.
		•	Bad/incorrect connections.		• Check connection cables, speaker
						cables, etc.
Hum, low-frequency noise.		• Poor or no input ground.			• Check outer conductor of input plugs.
		• Poor or no phono motor ground.			• Check for proper ground connection.
		• The placement of the audio connection			•	Adjust the placement of the cable to
			cables on the rear panel is incorrect.			reduce hum.
Howling when the volume is turned		•	Turntable and speakers are too close		• Move them farther apart.
up.			together.
Rough or scratchy sound; high fre-		• Stylus of turntable pick-up is worn.			•	Replace.
quency range is not clear.		• Turntable stylus tip is dirty.			•	Clean.
		• Treble control is too high.			• Turn treble control down.
AM stations cannot be received.		• AM loop antenna is not attached.			• Connect the included AM loop antenna
						to the AM antenna terminals.
Buzzing noise on AM (particularly		• Noise from electrical apparatus such as			•	Move the AM loop antenna as far as
conspicuous at night or with weak			a fluorescent lamp.			possible from the TV.
stations).					• Move unit away from TV set.
High-pitched noise or buzzing noise		•	Noise from TV set.		•	Place the AM loop antenna as far as
on AM.						possible from the TV.
					• Move unit away from TV set.
Crackling noise on AM or FM.		•	Noise caused by turning fluorescent		•	Move antenna as far as possible from
			lamp on and off.			the fluorescent lamp.
		• Noise from automobile ignition.			• Install an FM outdoor antenna as far as
						possible from the automobile.
					• Change the position or direction of the
						outdoor antenna.
TUNED	and STEREO indica-	• Station is too strong.			• Change to a FM indoor antenna.
tors light but sound is distorted and		• Multiple reflection of radio waves			• Use an antenna that has better directiv-
stereo separation is bad.			because of tall buildings or mountains.			ity and select a point at which the distor-
						tion is least.
TUNED	and STEREO indica-	• Station is too weak.			• Install an outdoor FM antenna.
tors flicker, and hiss is heard on FM.		• Stereo FM broadcasts cover only about			• Change the position or direction of the
			half the distance of an ordinary broad-			outdoor antenna.
			cast.
No station is recalled when a Preset		• The power cord has been unplugged for			• The memory contents are lost. Store all
or Scan button is pressed.			a long time.			stations again.
Front panel controls function, but		• No batteries in remote controller.			•	Insert batteries.
remote controller does not.		• Batteries have worn out.			•	Replace batteries.

• Also refer to the respective instruction manuals for the video disc player, video cassette recorder, TV monitor, etc.

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