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

Cause

Measures

Page

 

 

 

 

DISPLAY not lit and sound not produced

• Power cord not plugged in securely.

• Check the insertion of the power cord plug.

6

when power switch set to on.

 

 

 

 

 

 

 

 

• Speaker cords not securely connected.

• Connect securely.

12, 13

 

• Input source selector button position is not

• Switch to the proper position.

33

 

appropriate.

 

 

DISPLAY lit but sound not produced.

• Volume control set to minimum.

• Turn volume up to suitable level.

34

• MUTING is on.

• Switch off MUTING.

35

 

 

• No digital signal is being input.

• Properly select a digital signal input source.

29

 

• Speaker A or B button is set to “OFF”.

• Set the button for the connected speaker

19

 

 

terminals to “ON”.

 

 

 

 

 

 

• AVR-4802’s video output jacks and monitor’s

• Check that the connections are correct.

7 ~ 9

 

input jacks are not properly connected.

 

 

 

• Monitor TV’s input setting is wrong.

• Set the TV’s input selector to the jacks to which

7 ~ 9

Nothing is displayed on monitor.

 

video signals are connected.

 

• Connections of the various component’s video

• Unify to composite or S jack.

7 ~ 9

 

 

signals are not unified.

 

 

 

• VIDEO OFF mode is set.

• VIDEO ON mode is set.

39

 

• PURE DIRECT mode is set.

• Mode other than PURE DIRECT mode is set.

39

 

 

 

 

 

• DVD player’s audio output setting is not set to bit

• Make the DVD player’s initial settings.

—

No dts sound is produced.

stream.

 

 

• DVD player is not dts-compatible.

• Use a dts-compatible player.

—

 

 

• AVR-4802’s input setting is set to analog.

• Set to AUTO or dts.

33

 

 

 

 

Copying from DVD to VCR is not

• Mode video software contains copy prohibit

• Copying is not possible.

—

possible.

signals.

 

 

 

 

 

 

 

• Subwoofer’s power is not on.

• Turn on the power.

—

No sound is produced from subwoofer.

• Subwoofer’s initial setting is set to “NO”.

• Set the setting to “YES”.

19

 

• Subwoofer’s output is not connected.

• Connect properly.

13

 

 

 

 

No test tones are produced.

• Surround mode is set to a mode other than

• Set to Dolby Surround.

—

Dolby Surround.

 

 

 

 

 

 

 

 

 

No sound is produced from surround

• Surround mode is set to “STEREO”.

• Set to a mode other than “STEREO”.

—

speakers.

 

 

 

 

 

 

 

 

• Batteries dead.

• Replace with new batteries.

31

 

• Move closer.

31

 

• Remote control unit too far from this unit.

 

• Remove obstacle.

31

This unit does not operate properly when

• Obstacle between this unit and remote control

 

 

remote control unit is used.

unit.

• Press the proper button.

—

 

• Different button is being pressed.

 

• Insert batteries properly.

31

 

• < and > ends of battery inserted in reverse.

 

 

 

 

 

 

 

60

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Denon AVR-4802 manual Troubleshooting
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AVR-4802 specifications

The Denon AVR-4802 is a premium home theater receiver that has garnered a reputation for delivering exceptional audio and video performance. Launched as part of Denon's celebrated line of A/V receivers, the AVR-4802 exemplifies the brand's commitment to quality and innovation in the realm of home entertainment.

One of the key features of the AVR-4802 is its robust amplification capability. It provides a powerful 110 watts per channel, allowing users to enjoy a dynamic and impactful soundstage. The receiver is equipped with multiple channels, which facilitates a fully immersive surround sound experience, accommodating various speaker configurations, including traditional 5.1 and more advanced setups like 7.1 surround sound.

The AVR-4802 incorporates cutting-edge surround sound processing technologies, including Dolby Digital and DTS, ensuring high-fidelity audio reproduction for both movies and music. Additionally, it supports 24-bit/192kHz audio playback, which enhances the detail and clarity of sound, making it suitable for both casual listeners and audiophiles.

In terms of video capabilities, the AVR-4802 supports high-quality video formats, including progressive scan for smoother images, and it features multiple video inputs, including S-Video and composite connections. This versatility allows users to connect various devices, such as DVD players and gaming consoles, simplifying the integration of a comprehensive home theater system.

The receiver also comes with advanced DSP (Digital Signal Processing) algorithms that optimize audio output based on the environment, providing an improved listening experience regardless of the room's acoustics. This feature further enhances the AVR-4802's appeal to home theater enthusiasts looking for customizability.

Another outstanding characteristic of the AVR-4802 is its user-friendly interface, featuring a comprehensive on-screen display that simplifies setup and operation. It includes a remote control that offers convenient access to all functionalities, making navigation through various settings intuitive.

Additionally, the AVR-4802 is equipped with multiple digital and analog inputs, which provides flexibility in connecting other audio and video components. The receiver's build quality is also noteworthy, reflecting Denon's attention to detail, ensuring durability and performance.

Overall, the Denon AVR-4802 is a well-rounded A/V receiver that combines power, advanced technologies, and user-friendly features to create an ideal centerpiece for any home theater system, offering an unparalleled entertainment experience for users who appreciate high-quality sound and video.
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