Pioneer MJ-L77 operating instructions Troubleshooting, Possible Causes, Remedy, Symptom

Troubleshooting

It’s often easy to mistake incorrect operation for trouble and malfunction of the unit. If you think there is something wrong with the component, check the points below first. If the problems persists, contact your nearest Pioneer-authoriorized service center and have them check over the unit.

Symptom	Possible Causes		Remedy
No sound.	• The power cord is unplugged.		• Connect to an ac power outlet.
	• Connection cords aren’t connected properly.		• Connect the cords correctly; see
				Connecting Up on page 11.
Can’t record.	• The MD is protected against accidental erasure.		• Close the accidental erase-protect tab (see
				page 7.)
	• A playback-only MD is in use.		• Use a recordable MD.
	• The TOC is full (this may occur after repeated		• Execute the all-track erase command and
		recording and editing operations).		record the disc from the beginning.
	• The optical cable is not connected properly.		• Connect correctly (see page 11).
Can’t record in stereo.	• The MD recorder is in long-play mono recording		• Use the stereo recording mode (see page
		mode.		28).
No Disc is displayed when an	•	Damaged disc.	•	Use another MD.
MD is loaded.
Sound is intermittent.	• Condensation inside the MD recorder.		• Leave the MD recorder for about an hour
				before retrying playback.
The remaining recording	•	Tracks shorter than 12 seconds are sometimes not	• This is not a malfunction.
time doesn’t increase even		counted in the recording time information.
after erasing some short
tracks.
The total of the recorded time	• All tracks consist of a number of two-second		• This is not a malfunction.
and remaining record-ing		blocks. Often, the end of a track will not fall right
time of an MD doesn’t match		at the end of one of these blocks. As a result, the
the maximum recording time		actual available recording time may be slightly
of the MD.		shorter than the value calculated based on the
		displayed time information.
	• The disc contains a damaged section, making that		•	Use another MD.
		part unusable.
Tracks cannot be combined.	• The MD has been repeatedly re-recorded and		• This is not a malfunction.
		edited
	• One of the tracks was recorded using the digital		• It is not possible to record two tracks
		input, while the other was recorded using the		recorded in different modes.
		analog input.
	• One track was recorded in LP mono mode, while		• It is not possible to record two tracks
		the other in standard stereo mode.		recorded in different modes.

❖It is possible that this unit will cause interference on nearby television sets, especially if you’re using the TV with an indoor antenna. If you experience this problem, either use an outdoor television antenna, or move the MD player away from the television.

❖Static electricity and other external interference can cause the unit to temporarily malfunction. Try swtiching the power off and unplugging from the wall outlet, then plugging in and switching on again.

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