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HD 990
Troubleshooting
Symptom Cause Solution
No lights on front panel No AC Power• Make certain that AC power cord is plugged into a live outlet.•
Remote does not appear to operate Power switch turned off•
Weak batteries•
Blocked sensor•
Turn on Power switch.•
Install fresh batteries, observing polarity indications.•
Remove obstructions from the front panel sensor or connect a remote •
sensor to the
Remote In
jack on the rear panel.
Front panel lights, but CD does not play Disc is upside down• Reload disc with label side facing up.•
Play indicator lights, but no sound is heard Poor connections•
Wrong source connections•
Make certain that connections are secure and made to the correct •
(e.g., CD) input.
Select CD source on receiver or preamp.•
Sound skips or stutters during play Disc may be damaged•
Surface vibrations•
Try another disc.•
Isolate the unit from vibration by placing it on a firm surface or move •
it further away from the speakers.
Sound is continually distorted Incorrect input•
Make certain that the analog •
Audio Outputs
1of the CD player
are connected to a line-level audio input, NOT to a digital audio or
phono input.
“Error” lights up continuously in the display Various• Turn the unit off and on again. If the problem persists, turn the AC •
power to the CD player off and on.
Troubleshooting
13


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