Denon AVR-2807 73

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.

Symptom		Cause					Measures	Page
Display not lit and	• Power supply cord not plugged in						• Check the insertion of the power	22
sound not produced	securely.						supply cord plug.
when POWER switch
set to on.

	• Speaker	cables		not	securely		• Connect securely.	7
	connected.
	• FUNCTION knob position is not						• Switch to the proper position.	23
Display lit but sound	appropriate.
not produced.	• Volume control set to minimum.						• Turn volume up to suitable level.	23
	• MUTING is on.						• Switch off MUTING.	24
	• No digital signal is being input.						• Properly select a digital signal	47
							input source.

	• AVR-2807’s video output terminals						• Check that the connections are	8,
	and monitor’s input terminals are						correct.	13 ~ 22
	not properly connected.
	• Monitor’s input setting is wrong.						• Set the monitor’s input selector to	—
							the terminals to which video
Nothing is displayed on							signals are connected.
monitor.	• The PURE DIRECT mode is set.						• Set a surround mode other than	25
							the PURE DIRECT mode.
	• Player connected with component						• Down-conversion is not possible	—
	terminal, TV connected with video						for progressive video signals.
	terminal (yellow) or S-Video						Make the interlace settings on the
	terminal.						player.

	• DVD player’s audio output setting						• Make the DVD player’s default	—
No DTS sound is	is not set to bit stream.						settings.
No DTS sound is	• DVD player is not DTS-compatible.						• Use a DTS-compatible player.	—
produced.	• DVD player is not DTS-compatible.						• Use a DTS-compatible player.	—
produced.	• AVR-2807’s input setting is set to						• Set to “AUTO” or “DTS”.	23
	• AVR-2807’s input setting is set to						• Set to “AUTO” or “DTS”.	23
	analog

	• Copying between a source such as						• Copying is not possible.	—
Copying from DVD to	DVD and	a	VCR	is not usually
Copying from DVD to	possible,	as	DVDs		are	often
VCR is not possible.	possible,	as	DVDs		are	often
VCR is not possible.	encoded with copy-protection
	encoded with copy-protection
	signals that prevent VCR recording.

	• Subwoofer’s power is not on.						• Turn on the power.	—
	• Subwoofer’s initial setting is set to						• Set the setting to “YES”.	57
No sound is produced	“NO”.
No sound is produced	• Subwoofer’s		output		is	not	• Connect properly.	7, 22
from subwoofer.	• Subwoofer’s		output		is	not	• Connect properly.	7, 22
from subwoofer.	connected.
	connected.
	• The subwoofer’s channel volume						• Turn the subwoofer’s channel	34
	level is set to “OFF”.						volume level up.

ENGLISH

Troubleshooting

Symptom

Cause

Measures

Page

No test tones are

• Surround mode is set to a mode

• Set to Dolby/DTS Surround.

—

produced.

other than Dolby/DTS Surround.

No sound is produced

• Surround

mode

set

• Set

to a mode other than

—

from surround

“STEREO”.

speakers.

• Batteries dead.

• Replace with new batteries.

• Remote control unit too far from

• Move closer.

This unit does not

this unit.

operate properly when

• Obstacle between this unit and

• Remove obstacle.

remote control unit is

remote control unit.

used.

• Different button is being pressed.

• Press the proper button.

—

• < and > ends of batteries inserted

• Insert batteries properly.

in reverse.

• AVR-2807’s

HDMI

output

• Check the HDMI connection.

terminals

and

monitor’s input

terminals

are

not

properly

connected.

49, 50

• No HDMI signal is being input.

• Properly select HDMI signal input

An image is not

source.

• The connected monitor equipment

• The

AVR-2807 will

not

output

projected with an

other equipments

not

video signal unless

the

other

HDMI connection.

support HDCP.

equipment supports HDCP.

• The

output

format

the

• Check whether the output format

connected player (HDMI FORMAT)

of the connected player (HDMI

does not match the supported

FORMAT) matches the supported

input format of connected monitor

equipments.

• The AVR-2807 does not play HDMI

• Set

the HDMI audio playback

audio signals.

setting at the “HDMI In Assign”

The HDMI audio is not

settings to “AMP”.

output.

• The HDMI audio signals are not

• Set

the HDMI audio playback

output

from

the

connected

setting at the “HDMI In Assign”

monitor device.

settings to “TV”.

• The set’s internal temperature has

• Put

the AVR-2807 in a well-

risen and the protection circuit has

ventilated place.

been activated.

• Turn off the power, then wait for

the set to fully cool off before

Power has turned off

turning the power back on.

and the power

• The core wires of the speaker

• Check the connections of all the

indicator is blinking red.

cables are touching each other or

speaker cables.

the AVR-2807’s rear panel,

activating the protection circuit.

• AVR-2807 is malfunctioning.

• Turn off the power and contact a

DENON customer service center.

Sound is only produced

• You are playing a monaural source

• When playing monaural sources,

32, 33

from the center

(TV,

radio broadcast,

etc.) in

select a surround mode other than

the

DOLBY/DTS

SURROUND

DOLBY/DTS SURROUND mode.

speaker.

mode.

• DVD player’s digital audio output

• Check the DVD player’s audio

—

“DOLBY DIGITAL” is

setting is not proper.

output setting.

not displayed.

For details, see the DVD player’s

operating instructions.

ENGLISH