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Getting Started Connections Setup Playback Remote Control Multi-Zone Information
ENGLISH
If a problem should arise, first check the following:
1. Are the connections correct?
2. Is the set being operated as described in the owner’s manual?
3. Are the other components operating properly?
If this unit does not operate properly, check the items listed in the table below. Should the problem persist,
there may be a malfunction.
In this case, disconnect the power immediately and contact your store of purchase.
Symptom Cause Countermeasure Page
Power does not
turn on, or turns
off directly after it
was turned on.
• Connection of the power cord is
faulty.
• Check that the power plugs are
securely inserted into the AVR-
4308’s AC inlet and the wall
power outlet.
23
No sound is
produced from
speakers.
• Connection with the input
devices or connection of the
speaker cables is faulty.
• Device you want to play and set
input source do not match.
• Master volume is turned too
low.
• Mute mode is set.
• Headphones are connected.
• No digital signals are being
input.
• The connectors to which the
digital inputs are assigned and
the settable input modes do not
match.
• Check the connections.
• Select an appropriate input
source.
• Adjust the master volume to an
appropriate level.
• Cancel the mute mode.
• Disconnect the headphones.
• Select an input source for which
the digital input setting has been
made.
• Set the input mode.
10
38, 39
49
49
49
41
41
Display is off. • The “Dimmer” setting is set to
“OFF”.
• The PURE DIRECT mode is set.
• Set to something other than
“OFF”.
• Set a surround mode other than
the PURE DIRECT mode.
37
43, 44
“DOLBY DIGITAL”
indicator does not
appear on display.
• DVD player’s digital audio output
setting is not proper.
• Check the DVD player’s audio
output setting. For details, read
the DVD player’s operating
instructions.
–
Symptom Cause Countermeasure Page
Power turns off
suddenly and
power indicator
flashes red.
• Protection circuit activated due
to rise of internal temperature.
• Core wires of two speakers are
touching each other or a core
wire is sticking out of the terminal
and touching the set’s rear panel,
activating the protection circuit.
• Speakers with an impedance
other than specified are being
used.
• Set is damaged.
• Turn off the power, wait for the
set to fully cool down, then turn
the power back on.
• Place the set in a well-ventilated
place.
• First unplug the power cord,
then twist the core wires tightly
or terminate the speaker cables,
then reconnect.
• Use speakers with the specified
impedance.
• Turn off the power and contact a
DENON service center.
11
11
11
11
–
GGeneralH
Symptom Cause Countermeasure Page
Set does not work
properly when
remote control
unit operated.
• Batteries are worn.
• You are operating outside of the
specified range.
• Obstacle between main unit and
remote control unit.
• The batteries are not inserted in
the proper direction, as indicated
by the polarity marks in the
battery compartment.
• The set’s remote control sensor
is exposed to strong light (direct
sunlight, inverter type fluorescent
bulb light, etc.).
• The remote ID of the main unit
and remote control unit do not
match.
• Replace with new batteries.
• Operate within the specified
range.
• Remove the obstacle.
• Insert the batteries in the
proper direction, following the
polarity marks in the battery
compartment.
• Move the set to a place in which
the remote control sensor will
not be exposed to strong light.
• Set the same remote IDs for the
main unit and remote control
unit.
4
4
4
4
4
37, 67
GRemote Control UnitH
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