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Troubleshooting
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47
Troubleshooting
If a problem should arise, first check the following.
1. Are the connections correct?
2. Have you operated the receiver according to the operating instructions?
3. Are the speakers, turntable and other components operating properly?
If this unit is not operating properly, check the items listed in the table below. Should the problem
persist, there may be a malfunction. Disconnect the power immediately and contact your store of
purchase.
Display not lit and
sound not produced
when POWER switch
set to on.
• Power supply cord not plugged in
securely.
• Check the insertion of the power
supply cord plug.
•Turn the power on with the remote
control unit after turning the
POWER switch on.
16
8
Display lit but sound
not produced.
• Speaker cables not securely
connected.
•Improper setting of the FUNCTION
knob.
•Volume control set to minimum.
• MUTING is on.
• Digital signals not input. Digital
input selected.
• Connect securely.
• Set to a suitable position.
•Turn volume up to suitable level.
• Switch off MUTING.
• Input digital signals or select input
terminals to which digital signals
are being input.
6
17
17
17
18, 19
Display not lit and
power indicator is
flashing rapidly.
• Speaker terminals are short-
circuited.
• The ventilation holes of the set are
blocked.
• The unit is operating at continuous
high power conditions and/or with
inadequate ventilation.
• Switch power off, connect
speakers properly, then switch
power back on.
•Turn off the set’s power, then
ventilate it well and allow it to cool
down.
Once the set has cooled down,
turn the power back on.
•Turn off the set’s power, then
ventilate it well and allow it to cool
down.
Once the set has cooled down,
turn the power back on.
5, 6
2, 5
2, 5
Sound produced only
from one channel.
• Incomplete connection of speaker
cables.
• Incomplete connection of
input/output cables.
• Connect securely.
• Connect securely.
5, 6
5 ~ 7,
11 ~ 16
Positions of
instruments reversed
during stereo playback.
• Reverse connections of left and
right speakers or left and right
input/output cables.
• Check left and right connections. 6
Humming noise
produced when record
is playing.
•Ground wire of turntable not
connected properly.
• Incomplete PHONO jack
connection.
• TV or radio transmission antenna
nearby.
• Connect securely.
• Connect securely.
• Contact your store of purchase.
15
15
—
Howling noise
produced when
volume is high.
•Turntable and speaker systems too
close together.
• Floor is unstable and vibrates
easily.
• Separate as much as possible.
• Use cushions to absorb speaker
vibrations transmitted by floor. If
turntable is not equipped with
insulators, use audio insulators
(sold separately).
—
—
Sound is distorted.
• Stylus pressure too weak.
• Dust or dirt on stylus.
• Cartridge defective.
• Apply proper stylus pressure.
• Check stylus.
• Replace cartridge.
—
—
—
Volume is weak.
• MC cartridge being used. • Replace with MM cartridge or use
a head amplifier or step-up
transformer.
15
This unit does not
operate properly when
remote control unit is
used.
• Batteries dead.
• Remote control unit too far from
this unit.
• Obstacle between this unit and
remote control unit.
• Different button is being pressed.
•
< and > ends of batteries
inserted in reverse.
• Replace with new batteries.
• Move closer.
• Remove obstacle.
•Press the proper button.
• Insert batteries properly.
3
3
3
—
3