Last Function Memory; Initialization Of The Microprocessor; Troubleshooting - Denon AVR-3802 Instrucciones De Operación

ENGLISH
13

LAST FUNCTION MEMORY

• This unit is equipped with a last function memory which stores the input and output setting conditions as they
were immediately before the power is switched off.
This function eliminates the need to perform complicated resettings when the power is switched on.
• The unit is also equipped with a back-up memory. This function provides approximately one week of memory
storage when the main unit's power switch is off and with the power cord disconnected.
14

INITIALIZATION OF THE MICROPROCESSOR

When the indication of the display is not normal or when the operation of the unit does not shows the reasonable
result, the initialization of the microprocessor is required by the following procedure.
1
Switch off the unit using the main unit's power
operation switch.
2
Hold the following AUTO button and PCM
button, and turn the main unit's power
operation switch on.
3
Check that the entire display is flashing with an
interval of about 1 second, and release your
fingers from the 2 buttons
microprocessor will be initialized
.
NOTES:
• If step 3 does not work, start over from step 1.
• If the microprocessor has been reset, all the
button settings are reset to the default values
(the values set upon shipment from the factory).
36
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15

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 property ?
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.
Symptom
• Power cord not plugged in
DISPLAY not lit and sound not securely.
produced when power switch set
to on.
• Speaker cords not securely connected.
• Improper position of the audio
function button.
DISPLAY lit but sound not • Volume control set to minimum.
produced. • MUTING is on.
• Digital signals not input Digital input
selected.
• Speaker
terminals
circuited.
• Block the ventilation holes of the
set.
DISPLAY not lit and power
indicator is flashing rapidly.
• The unit is operating at continuous
high power
inadequate ventilation.
• Incomplete connection of speaker
Sound produced only from one cords.
• Incomplete
channel.
input/output cords.
• Reverse connections of left and
Positions of instruments
reversed during stereo right speakers or left and right
playback. input/output cords.
• "On screen display" is set to off on
The on screen display is not
displayed. the system setup menu screen.
• Ground wire of turntable not
connected properly.
Humming noise produced when • Incomplete
record is playing. connection.
• TV or radio transmission antenna
nearby.
• Turntable and speaker systems too
close together.
• Floor is unstable and vibrates easily.
Howling noise produced when
volume is high.
• Stylus pressure too weak.
• Dust or dirt on stylus.
Sound is distorted.
• Cartridge defective.
• MC cartridge being used.
Volume is weak.
Cause Measures
• Check the insertion of the power
cord plug.
• Turn the power on with the remote
control unit after turning the
POWER switch on.
• Connect securely.
• Set to a suitable position.
• Turn volume up to suitable level.
• Switch off MUTING.
• Input digital signals or select input
jacks to which digital signals are
being input.
• Switch power off, connect speakers
are short-
properly, then switch power back
on.
• Turn off the set's power, then
ventilate it well to cool it down.
Once the set is cooled down, turn
the power back on.
• Turn off the set's power, then
conditions and/or ventilate it well to cool it down.
Once the set is cooled down, turn
the power back on.
• Connect securely.
• Connect securely.
connection of
• Check left and right connections.
• Set "on screen display" on the
system setup menu screen to on.
• Connect securely.
PHONO jack • Connect securely.
• Contact your store of purchase.
• Separate as much as possible.
• Use cushions to absorb speaker
vibrations transmitted by floor. If
turntable is not equipped with
insulators, use audio insulators
(commonly available).
• Apply proper stylus pressure.
• Check stylus.
• Replace cartridge.
• Replace with MM cartridge or use a
head amplifier or step-up
transformer.
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