Denon AVR-3806 User Manual download pdf (Page 90)

Troubleshooting

PageMeasuresCauseSymptom

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 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.

Display lit but sound

not produced.

• Speaker cables not securely

connected.

• FUNCTION knob position is not

appropriate.

• Volume control set to minimum.

• MUTING is on.

• No digital signal is being input.

• Connect securely.

• Switch to the proper position.

• Turn volume up to suitable level.

• Switch off MUTING.

• Properly select a digital signal

input source.

Nothing is displayed on

monitor.

• AVR-3806’s video output terminals

and monitor’s input terminals are

not properly connected.

• Monitor TV’s input setting is

wrong.

• The PURE DIRECT mode is set.

• Check that the connections are

correct.

• Set the TV’s input selector to the

terminals to which video signals

are connected.

• Set a surround mode other than

the PURE DIRECT mode.

8, 14 ~

–

No DTS sound is

produced.

• DVD player’s audio output setting

is not set to bit stream.

• DVD player is not DTS-compatible.

• AVR-3806’s input setting is set to

analog

• Make the DVD player’s initial

settings.

• Use a DTS-compatible player.

• Set to AUTO or DTS.

–

Copying from DVD to

VCR is not possible.

• Copying between a source such as

DVD and a VCR is not usually

possible, as DVDs are often

encoded with copy-protection

signals that prevent VCR recording.

• Copying is not possible. –

No sound is produced

from subwoofer.

• Subwoofer’s power is not on.

• Subwoofer’s initial setting is set to

“NO”.

• Subwoofer’s output is not

connected.

• The subwoofer’s channel volume

level is set to “OFF”.

• Turn on the power.

• Set the setting to “YES”.

• Connect properly.

• Turn the subwoofer’s channel

volume level up.

—

7, 25

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.

—

Power has turned off

and the power

indicator is flashing

red.

• The set’s internal temperature has

risen and the protection circuit has

been activated.

• The core wires of the speaker

cables are touching each other or

the AVR-3806’s rear panel,

activating the protection circuit.

• AVR-3806 is malfunctioning.

• Put the AVR-3806 in a well-

ventilated place.

• Turn off the power, then wait for

the set to fully cool off before

turning the power back on.

• Check the connections of all the

speaker cables.

• Turn off the power and contact a

DENON customer service center.

Sound is only produced

from the center

speaker.

• You are playing a monaural source

(TV, AM radio broadcast, etc.) in

the DOLBY/DTS SURROUND

mode.

• When playing monaural sources,

select a surround mode other than

DOLBY/DTS SURROUND mode.

39, 40

An image is not

projected with an

HDMI connection.

• AVR-3806’s HDMI output

terminals and monitor’s input

terminals are not properly

connected.

• No HDMI signal is being input.

• The connected monitor equipment

or other equipments do not

support HDCP.

• The output format of the

connected player (HDMI FORMAT)

does not matche the supported

input format of connected monitor

equipments.

• Check the HDMI connection.

• Properly select HDMI signal input

source.

• The AVR-3806 will not output

video signal unless the other

equipment supports HDCP.

• Check whether the output format

of the connected player (HDMI

FORMAT) matches the supported

input format of connected monitor

equipments.

66, 67

The HDMI audio is not

output.

• The AVR-3806 does not play HDMI

audio signals.

• The HDMI audio signals are not

output from the connected

monitor device.

• Set the HDMI audio playback

setting at the “HDMI In Assign”

settings to “AMP”.

• Set the HDMI audio playback

setting at the “HDMI In Assign”

settings to “TV”.

66, 67

No test tones are

produced.

• Surround mode is set to a mode

other than Dolby Surround.

• Set to Dolby Surround. —

No sound is produced

from surround

speakers.

• Surround mode is set to

“STEREO”.

• Set to a mode other than

“STEREO”.

—

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Denon AVR-3806 User Manual Page 90

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