Denon AVR-1507 User Manual download pdf (Page 55)

ENGLISH

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.

• INPUT SELECTOR 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-1507’s video output terminals

and monitor’s input terminals are not

properly connected.

• Monitor’s input setting is wrong.

• Check that the connections are

correct.

• Set the monitor’s input selector to

the terminals to which video signals

are connected.

13 ~ 17

—

No DTS sound is

produced.

• DVD player’s audio output setting is

not set to bit stream.

• DVD player is not DTS-compatible.

•AVR-1507’s input setting is set to

analog.

• Make the DVD player’s default

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. —

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 blinking 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-

1507’s rear panel, activating the

protection circuit.

•AVR-1507 is malfunctioning.

• Put the AVR-1507 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.

No test tones are

produced.

• Surround mode is set to a mode

other than STANDARD (Dolby/DTS

Surround).

• Set to STANDARD (Dolby/DTS

Surround).

—

No sound is produced

from surround speakers.

• Surround mode is set to “STEREO”. • Set to a mode other than “STEREO”. —

Sound is only produced

from the center speaker.

•You are playing a monaural source

(TV, AM radio broadcast, etc.) in the

STANDARD (Dolby/DTS Surround)

mode.

• When playing monaural sources,

select a surround mode other than

STANDARD (Dolby/DTS Surround)

mode.

“DOLBY DIGITAL” is not

displayed.

• DVD player’s digital audio output

setting is not proper.

• Check the DVD player’s audio output

setting.

For details, see the DVD player’s

operating instructions.

—

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.

—

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Denon AVR-1507 User Manual Page 55

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