JVC RX-668RBK manual Attenuating the Input Signal, Adjusting the Front Speaker Output Balance

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Attenuating the Input Signal

When the input level of the playing source is too high, the sounds will be distorted. If this happens, you need to attenuate the input signal level to prevent the sound distortion.

On the front panel ONLY:

INPUT ATT.

Press INPUT ATT. so that the lamp next to the button lights up.

The ATT indicator also lights up on the display.

•Each time you press the button, the Input Attenuator mode turns on (“INPUT ATT ON”) or off (“INPUT NORMAL”).

Note:

When selecting “DVD MULTI” as the source, this effect only applies to

front left and right channel signals.

Adjusting the Front Speaker Output

Balance

If the sounds you hear from the front right and left speakers are unequal, you can adjust the speaker output balance.

Before you start, remember....

•There is a time limit in doing the following steps. If the setting is canceled before you finish, start from step 1 again.

On the front panel ONLY:

ADJUST

1. Press ADJUST so that the cursor control %/ Þbuttons work for adjusting the sound.

2. Press cursor control % / Þ repeatedly until “L/R BALANCE” appears on the display.

3. Press cursor control @/ #to adjust the balance.

•Pressing @decreases the right channel output (from “L-21” to “R-21”).

•Pressing #decreases the left channel

output (from “R-21” to “L-21”).

Reinforcing the Bass

With this Bass Boost function, you can boost the bass level.

Before you start, remember....

•There is a time limit in doing the following steps. If the setting is canceled before you finish, start from step 1 again.

On the front panel ONLY:

1. Press ADJUST so that the cursor

ADJUST

control % / Þbuttons work for

 

adjusting the sound.

 

2. Press cursor control %/ Þ repeatedly until “BASSBOOST” (with the current setting) appears on the display.

3. Press cursor control @/ #to switch this function “ON” or “OFF.”

• When this function is switched “ON,” the

BASS BOOST lamp on the front panel lights up.

Note:

The Bass Boost function affects the front speaker sounds only.

Adjusting the Tone

You can adjust the treble and bass sounds as you like.

Before you start, remember....

•There is a time limit in doing the following steps. If the setting is canceled before you finish, start from step 1 again.

On the front panel ONLY:

1. Press ADJUST so that the cursor

ADJUST

 

control % / Þbuttons work for

 

adjusting the sound.

 

2.Press cursor control %/ Þ repeatedly until “BASS” or “TREBLE” appears on the display.

•Select “BASS” to adjust the bass sound level.

•Select “TREBLE” to adjust the treble sound level.

3.Press cursor control @/ #to adjust the bass or treble sound

level within the range of –10 to +10.

•Each time you press the button, the sound level changes by ± 2 steps.

English

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Contents RX-668RBK Per I’ltalia Español Italiano Table of Contents Parts Identification Remote ControlFront Panel To use the Cursor control buttons w on the front panelConnecting the FM and AM MW/LW Antennas Before InstallationChecking the Supplied Accessories Getting StartedBasic connecting procedure Connecting the SpeakersConnecting the front speakers Connecting the rear and center speakersConnecting the subwoofer speaker Connecting Audio/Video ComponentsAudio component connections TV or Monitor Video component connectionsDVD player InputPutting Batteries in the Remote Control Connecting the Power CordPlug the power cord into an AC outlet Replace the coverFrom the remote control Turning the Power On and Off StandbyBasic Operations On the front panelMuting the Sound Selecting the Front SpeakersRecording a Source Adjusting the Front Speaker Output Balance Attenuating the Input SignalAdjusting the Tone Reinforcing the BassSetting Center and Rear Speakers for DSP Modes Basic SettingsPress Setting so that the cursor Changing the Source NameAdjust the sound using the functions listed above Using the Sleep TimerPress ONE Touch Operation Using Preset Tuning Tuning in Stations ManuallyReceiving Radio Broadcasts When an FM stereo broadcast is hard to receive or noisy Using the RDS Radio Data System to Receive FM StationsWhat Information Can RDS Signals Provide? Searching for a Program by PTY Codes To search for a program using the PTY codesPress PTY Search while Listening to an FM stationPress TA/NEWS/INFO until Switching to a Broadcast Program of Your Choice TemporarilyProgram type you want appears on Display 3D-PHONIC modes Using the DSP ModesSurround Modes Dolby SurroundFront Available DSP Modes According to the Speaker ArrangementRear Rear SpeakerAdjusting DAP Modes Adjusting the 3D-PHONIC ModesUntil the mode PRO Logic Or Theater appears on Display Press Rearl / + to adjust the rear speaker output levelOutput balance Rear speaker output level from 10 to +10To cancel the DSP mode Press Surround repeatedly Until the DSP mode you wantActivating the DSP Modes Select and play a sound sourceActivating the DVD Multi Playback Mode Using the DVD Multi Playback ModeUsing the On-Screen Menus Press @/ #to turn To Bass BoostBass Boost function On or OFFPress %/ Þto move to SETTING, then press @/ # Press %/ Þ/ @/ #to adjust the tone as you wantPress % / Þto move to Surround LEVEL, then press @/ # Press %/ Þto move to Tone CONTROL, then press @/ #Storing the Preset Stations Also see Press %/ Þto move to Preset MEMORY, then press @/ #Press %/ Þto move To Tuner CONTROL, then Press @/ # Press %/ Þto move to RDS INFORMATION, then press @/ #Remote Control through the Remote Sensor on the Receiver Compu Link Remote Control SystemSame time Automatic Source SelectionCD player MD recorder Text Compu Link Remote Control SystemDisplaying the Disc Information on the TV screen Disc Search Only for CD PlayerShowing the Disc Information on the TV Screen Press Text Display while CD or MD is selected as the sourceTo exit from the Disc information screen Press on Screen Exit againPress %/ Þto move to SEARCH, then Press on Screen SET Press Text Display while CD is selected as the sourcePress %/ Þto move to PERFORMER, then press on Press on Screen SET againPress %/ Þto move To GENRE, then Press on Screen Press %/ Þto move To Search Then press onThen press on Screen SET Entering the Disc InformationEnter the disc title, referring to steps 3 Up to 32 characters to this User FilePress Text Display while MD is selected as the source For the MD recorderTuner Operating JVC’s Audio/Video ComponentsSound control section Amplifier CD playerMD recorder Cassette deckDVD player Problem Possible Cause Solution TroubleshootingAmplifier SpecificationsFM tuner IHF AM MW/LW tunerEN, GE, FR, NL, SP, IT 0299JTMMDWJEM

RX-668RBK specifications

The JVC RX-668RBK is a commendable addition to the world of home audio receivers, delivering a blend of impressive features and robust sound performance ideal for both casual listeners and audiophiles alike. This 5.1-channel AV receiver stands as a testament to JVC's commitment to quality and innovation in home entertainment systems.

One of the standout features of the RX-668RBK is its power output. Capable of delivering up to 100 watts per channel, the receiver ensures that users can enjoy clear, dynamic sound at any volume level. The receiver supports a range of audio formats, including Dolby Digital and DTS, which provide an immersive experience during movie nights or while enjoying music. This multi-channel setup allows for true surround sound, transporting listeners straight into the action.

The RX-668RBK is equipped with a sophisticated digital signal processing technology that enhances audio quality across different types of content. The built-in equalizer function offers users the flexibility to customize their sound preferences, allowing for adjustments based on the specifics of the room and the type of media being played. Whether you are watching a fast-paced action film or listening to your favorite album, the receiver adapts seamlessly to deliver optimal sound performance.

Connectivity options are plentiful, as the RX-668RBK features multiple HDMI inputs, enabling users to connect a variety of sources, such as Blu-ray players, gaming consoles, and streaming devices. The receiver also includes optical and coaxial digital inputs, as well as analog audio inputs, ensuring compatibility with both modern and legacy devices. Additionally, the front USB input allows for easy connectivity to USB sources, making it simple to play digital music files.

The user interface of the JVC RX-668RBK is designed for convenience, featuring an intuitive on-screen display that simplifies setup and navigation. The remote control enhances this ease of use, allowing users to manage their audio settings and select input sources from the comfort of their couch.

Overall, the JVC RX-668RBK stands out for its robust feature set, superior sound processing technologies, and versatile connectivity options. It is a reliable choice for anyone looking to enhance their home audio experience, creating a perfect blend of convenience, quality, and exceptional performance.
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