Onkyo TX-DS777, TX-DS676 instruction manual Troubleshooting guide, Trouble Cause Remedy

Page 58

Troubleshooting guide

If a problem occurs while you are using the remote controller, first try to operate the front panel controls on the main unit to make sure that it is not due to a malfunction (or worn out batteries) in the remote controller.

 

Trouble

 

Cause

 

Remedy

See

 

 

 

 

 

 

page

 

 

 

 

 

 

 

 

POWER

 

 

 

 

 

 

Power shut off immedi-

•

Amplifier protection circuitry has been acti-

•

Remove the AC plug from the outlet immediately.

-

 

ately after power on.

 

vated.

 

Then contact your Onkyo service center.

 

 

No power.

•

Power cord is disconnected.

•

Connect power cord.

13

 

 

• There is external noise in the computer circuits

• Turn the power button off and then on again or remove

13

 

 

 

of this unit.

 

the AC plug from the outlet and then plug it again.

 

 

 

•

AC fuse blown.

• Contact your Onkyo Service Center.

-

 

Power on but no sound.

•

“Muting” is displayed.

• Press the MUTING button on the remote controller to

31

 

 

 

 

 

turn it off.

 

 

 

• The digital/analog input setting is incorrect.

• Select the correct input.

23, 29

 

 

•

Bad connections.

• Check connections, speaker leads, etc.

6~15

 

 

•

Amplifier protection circuitry has been acti-

• Contact your Onkyo Service Center.

-

 

 

 

vated.

 

 

 

 

The sound of the play-

•

The input selector is not set properly.

• Set it to the playback source.

26, 27

 

back source is not heard.

 

 

 

 

 

No picture appears on the TV screen (or moni- tor)

• The TV (or monitor) is not set to receive the out-

• Set the TV (or monitor) to the receiver input.

8

 

put signals from the reciver.

 

 

 

•

The video cable is not connected securely.

•

Check the connections.

8

•

Only S video connection is made.

•

Make also video connection.

8

SPEAKERS

 

No sound from the cen-

•

Speaker cable is not corrected.

•

Check the connection between the amplifier and the

11

 

ter speaker,

or very

 

 

 

speaker.

 

 

minimal sound.

•

Listening mode is set to Stereo or Direct.

•

Set the Listening mode to any mode other than Stereo

34~38

 

 

 

 

 

 

 

or Direct.

 

 

 

 

 

•

CENTER level is set to minimum.

•

Set the CENTER level to the appropriate volume.

21

 

 

 

 

•

CENTER SPEAKER is set to None.

•

Set CENTER SPEAKER to Large or Small.

18, 19

 

No sound or quiet sound

•

Subwoofer is set to No.

•

Check the speaker setting.

12

 

from subwoofer

•

Subwoofer speakers output level setting is im-

•

Check the output level of the Subwoofer using the test

22

 

 

 

 

 

proper.

 

tone.

 

 

PHONO

 

 

 

 

 

 

 

Hum,

low-frequency

•

Poor or no input ground.

•

Check outer conductor of input plugs.

6

 

noise.

 

 

•

Poor or no phono motor ground.

•

Check for proper ground connection.

6

 

 

 

 

•

The placement of the audio connection cables

•

Adjust the placement of the cable to reduce hum.

-

 

 

 

 

 

on the rear panel is incorrect.

 

 

 

 

Howling when the vol-

•

Turntable and speakers are too close together.

•

Move them farther apart.

-

 

ume is turned up.

 

 

 

 

 

 

Rough

or

scratchy

•

Stylus of turntable pick-up is worn.

•

Replace.

-

 

sound. High range is not

•

Turntable stylus tip is dirty.

•

Clean.

-

 

clear.

 

 

•

Treble control too high.

•

Turn treble control down.

31

 

FM/AM

 

 

 

 

 

 

 

AM stations cannot be

•

AM loop antenna is not attached.

•

Connect the included AM loop antenna to the AM an-

14

 

received.

 

 

 

 

tenna terminals.

 

 

Buzzing noise on AM

•

Noise from electrical apparatus such as fluores-

•

Move the AM loop antenna to different position.

15

 

(particularly

conspicu-

 

cent lamp.

•

Set up an outdoor AM antenna.

15

 

ous at night or with

 

 

 

 

 

 

weak stations).

 

 

 

 

 

 

High-pitched noise or

•

Noise from TV set.

•

Place the AM loop antenna as far as possible from the

15

 

buzzing noise on AM.

 

 

 

TV.

 

 

 

 

 

 

 

•

Move unit away from TV set.

-

 

Crackling noise on AM,

•

Noise caused by turning fluorescent lamp on

•

Move antenna as far as possible from the fluorescent

15

 

FM.

 

 

 

and off.

 

lamp.

 

 

 

 

 

•

Noise from automobile ignition.

•

Install an FM outdoor antenna as far as possible from

15

 

 

 

 

 

 

 

the road.

 

 

 

 

 

 

 

•

Change the position or direction of the outdoor an-

15

 

 

 

 

 

 

 

tenna.

 

58

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Contents TX-DS777 TX-DS676 Important Safeguards Carts and Stands The appliancePrecautions Features Installing the remote controller batteries Setting the AM tuning step frequency Worldwide models onlySetting the Voltage selector Worldwide models only Using the remote controllerAudio equipment connections CAL, whichever appropriateAudio equipment connections Connections for remote control zAC outlet connection Digital Decoder with 5.1 channel output Connecting video equipment through S-video connectorsVideo equipment connections Digital audio connectionsRight and Left surround speakers Connecting speakersSpeaker placement SubwooferOr B 6 ohms min./speaker Connecting speakersConnecting the speaker cable Ohms min./speakerConnecting a subwoofer Connecting power amplifiersConnecting power amplifiers Connecting the power Connecting an equalizer TX-DS777Connecting the power Remove the jumper plugsDirectional Iinkage Connecting the antenna cableMaking antenna connections Assembling the AM loop antennaConnecting an AM outdoor antenna Connecting the included antennasConnecting an FM outdoor antenna Making antenna connectionsHow to use the on-screen display Using the on-screen displaySetting the NTSC/PAL format European/worldwide model only Screen SetupUsing the on-screen display OSD screensSetting the speaker configuration parameters Setting the speaker configurationTroller Front Select the size of your front speakers Setting the speaker configurationUsing the on-screen display Center Select the size of your center speakerSetting the speaker distance Using the test tone to adjust the speaker output levels Setting the speaker LevelUsing Test button on the remote controller Setting the Speaker level Rotate the Smart Scan Controller to select Yes or NoPlaying a digital source Digital Input Setup Digital input setupPresetting FM/AM radio stations Tuning in a radio stationPreset ting FM/AM radio stations Programming radio stationsSelecting an input source Adjust the sound volume to an appropriate levelStart playing the selected input source Selecting an input source Selecting an input source using the on-screen displayMode Audio SleepPCM PCM signal processing Setting the input signal format Digital Input SetupAnalog Analog audio signal processing DTS DTS signal processingCoaxial Input signal format Selecting Speaker system a Speakers a indicator appearsSelecting Speaker system B Speakers B indicator appears Selecting the speaker systemMuting the sound Muting function, remote controller only Adjusting the tone Bass and treble adjustmentSelecting a preset station Rotate the Smart Scan ControllerPlaying a multichannel input source Setting the Multi Channel InputUsing the front panel Press the Multi CH Input buttonUsing the Listening Modes Using the listening modes THX Using the listening modesSelecting an Listening mode using the on-screen display Dial normInput sources and listening modes DTS MpegSetting the listening mode parameters How to set the listening mode parametersSetting the listening mode parameters Assigning a video source to each audio input source To change a name Giving a name to each preset radio stationGiving a name to each input source To erase a namePress the CH Level button Fine-tuning the output level of each speakerTo use the above setting from now on Repeat the operation described in stepVolume display method setup Other setup operationsIntelliVolume setup Movie Recording a sourceRecording a source while listening to music or a Recording from on audio /video sourceAdding sound to a video tape Recording a sourceRotate the Smart Scan Controller to select Source What is RDS? Receiving RDS broadcasts European models onlySearching for traffic information TP scan Receiving RDS broadcasts European models onlyRecording a source while listening to music or a movie Displaying Radio Text RTInitial settings Using the remote controller Controlling the TX-DS777/TX-DS676Using the remote controller Controlling an Onkyo DVD playerControlling an Onkyo tape deck Mode SAT, CABLE, VCR, and TV buttonsControlling an Onkyo MD recorder REC oProgramming procedure Repeat Steps 3-4 to program other buttons in the same ModeErasing a learned code Erasing a learned code from a Mode buttonPress and release the same Mode button again Press and release the same button againProgramming Macro mode Using a Macro functionWhat is a Macro function? Press the Macro Mode button to complete program- mingUsing a Macro function Macro Direct Learning functionPress the Macro Direct button again Erasing all codes and operations programmed in the buttons Press the ENT buttonTroubleshooting guide Trouble Cause RemedyTroubleshooting guide Video & audioSpecifications Amplifier SectionSpecifications TX-DS777 TX-DS676Display Control positions and namesFront panel Smart Scan Controller 16Remote controller Control positions and namesOnkyo U.S.A. Corporation
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TX-DS676, TX-DS777 specifications

The Onkyo TX-DS777 and TX-DS676 are two remarkable receivers from the renowned Japanese audio equipment manufacturer, Onkyo. Both models were designed to deliver high-quality sound experiences, making them ideal for home theater enthusiasts and music lovers alike.

The TX-DS777 is known for its powerful 7.1-channel audio configuration, offering a staggering 100 watts per channel. This model features Dolby Digital and DTS decoding, allowing it to handle immersive surround sound formats expertly. Additionally, the TX-DS777 supports Dolby Pro Logic II, which enhances stereo sources into multi-channel audio, enriching the listening experience. Onkyo's proprietary Wide Range Amplification Technology (WRAT) ensures high-frequency clarity and dynamic range, giving listeners a truly cinematic audio experience.

On the other hand, the TX-DS676 provides 5.1-channel amplification, delivering 90 watts per channel. It also supports both Dolby Digital and DTS formats, making it a suitable option for surround sound enthusiasts who prioritize a robust yet budget-friendly system. Like the TX-DS777, the TX-DS676 features Dolby Pro Logic II, enhancing the use of traditional stereo sources for multi-channel playback.

Both receivers include comprehensive connectivity options, including multiple digital and analog inputs, allowing users to connect various audio sources like DVD players, gaming consoles, and music systems. They come equipped with S-video and composite video inputs, facilitating integration with legacy devices, while the preamp outputs allow for easy connection to external amplifiers for those looking to expand their sound systems.

In terms of ease of use, the TX-DS777 and TX-DS676 offer straightforward on-screen setups and remote controls, enabling users to navigate settings effortlessly. The receivers also feature built-in FM/AM tuners, which provide access to various radio programs, enhancing their versatility.

One notable feature of both models is their capability to support multiple speaker configurations. The receivers allow users to select from various surround sound formats, enabling customization based on their home theater setup. Furthermore, Onkyo's dedication to quality is evident in the construction of these devices, which include high-grade components designed to minimize signal interference and maximize performance.

In summary, the Onkyo TX-DS777 and TX-DS676 are excellent choices for anyone looking to elevate their audio experience. They offer powerful amplification, advanced surround sound processing, and versatile connectivity options, making them standout options in the realm of home theater receivers. Whether for streaming music or enjoying a blockbuster movie, these receivers deliver exceptional performance and reliability.
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