Troubleshooting Guide

What might seem to be a malfunction in your unit may

just be the result of slight misoperation or miswiring. T Before calling ser ice, first check the following table

for possible prob rems.

General

?The power does not turn ON.

/The fuse has blown.

=After checking for short circurts in the wires, replace the fuse wrth one with the same rating.

/No ACC position on vehicle ignition.

=Connect the same wrre to the Ignition as the battery wire.

?Nothing happens when the buttons are pressed.

/The computer chip in the unit is not functroning normally.

=Press the reset button on the unit (page 5).

?There’s a source you can’t switch.

/There’s no CD Inserted.

m Set the media you want to listen to. If there’s no media in thus unit, you can’t swatch to each source.

?The faceplate does not open or close. (/ The faceplate is rncorrectly attached.

U=XReattach the faceplate correctly, See the section on <Removing the Faceplate>(page 16).

?The memory is erased when the ignition is turned OFF.

ti The battery wire has not been connected to the proper termrnal.

=Connect the wire correctly, referring to the sectron on <Connecting Wires to Terminals>.

fl The ignition and battery wire are incorrectly connected.

=Connect the wire correctly, referring to the section on 4onnectrng Wires to Terminals>.

?There’s no loudness effect.

/You’re using Non-fading preout.

=Loudness has no effect in Non-fading preout.

?The Bass center frequency, Bass quality factor, Bass extend, Middle center frequency, Middle quality factor, and Treble center frequency can’t be adjusted.

(/ The <System Q> (page 28) is set OFF. - Set it ON.

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?No sound can be heard, or the volume is low.

fl The fader or balance settings are set all the way to one side. z* Center the fader and balance settings.

I/ The input/output wires or wrring harness are connected incorrectly. sip Reconnect the input/output wares or the wiring harness correctly.

See the section on <Connecting Wires to Termrnals>. (/ The values of Volume offset are low.

=Increase the values of Volume offset. (page IO)

/The <Built-in Amp Mute Setting> (page 28) is ON

=Turn it OFF.

?The sound quality is poor or distorted.

(/ One of the speaker wires is berng prnched by a screw in the car. QZZCheck the speaker wiring

(/ The speakers are not wired correctly.

=Reconnect the speaker wares so that each output terminal IS connected to a different speaker.

?Non-fading output, Non-fading Low Pass Filter and Non-fading setting can’t be done.

r/ The <Non-fading output> (page 16) is OFF.

=Turn it ON.

fl The <Dual zone system> (page 17) is ON.

=Turn it OFF.

?There’s no Front High Pass Filter and Rear High Pass Filter effect.

/The Non-fading preout is being used.

e There’s no effect in Non-fading preout.

?The Security Code item isn’t displayed in the Menu System.

/The Security Code function is already activated.

=When the Security Code function is activated it Isn’t displayed in the menu items.

?The Touch Sensor Tone doesn’t sound. (/ The preout jack is being used.

w The Touch Sensor Tone can’t be output from the preout jack.

?Even though the vehicle light switch is turned ON, the unit’s display won’t dim.

(/ The dimmer wire isn’t connected.

=Connect the dimmer wire correctly.

KDC-MP819, KDC-719, KDC-X559, KDC-X659 specifications

Kenwood has consistently delivered high-quality car audio systems, and their models KDC-X659, KDC-X559, KDC-719, and KDC-MP819 exemplify this commitment to excellence. Each of these head units features a combination of advanced technology, sleek design, and user-friendly interfaces that enhance the driving experience.

The Kenwood KDC-X659 is a standout model that caters to audiophiles with its exceptional sound quality. It supports high-resolution audio formats and employs a 13-band equalizer, allowing users to customize their listening experience with precision. The integration of Bluetooth technology provides hands-free calling and audio streaming directly from smartphones. Additionally, the KDC-X659 features built-in support for both Apple CarPlay and Android Auto, making phone integration seamless for navigation and streaming.

Similarly, the KDC-X559 offers a robust set of features, including Bluetooth connectivity and USB input for direct audio access. This model is equipped with a 13-band graphic equalizer, which allows users to fine-tune their sound preferences. Its dual phone connection capability means two devices can be paired simultaneously, enhancing convenience. The KDC-X559 also supports various audio codecs and formats, ensuring compatibility with a wide range of music sources.

The Kenwood KDC-719 is another impressive entry in the lineup, providing excellent sound quality through its MOSFET amplifier and customizable settings. With compatibility for FLAC files, the KDC-719 ensures high-fidelity playback of your favorite music. The unit also includes an AUX input and USB port, along with support for MP3, WMA, and AAC files. The colorful LCD display and intuitive interface make operation simple, while its powerful features cater to the demands of modern listeners.

Lastly, the KDC-MP819 emphasizes versatility with its array of connectivity options and a solid performance profile. With a built-in amplifier, users can expect clear sound even at higher volumes. The KDC-MP819 supports CD playback along with USB and AUX inputs, enabling diverse audio options. Its well-designed reception capabilities enhance FM/AM performance, ensuring that you can listen to your favorite radio stations without interruption.

In summary, Kenwood's KDC-X659, KDC-X559, KDC-719, and KDC-MP819 head units offer a rich blend of sound quality, advanced connectivity, and user-friendly designs. Each model serves a specific audience while maintaining a high level of performance, making them excellent choices for upgrading your car audio system. Whether you’re an audiophile or a casual listener, these Kenwood units provide the features you need for an enhanced driving experience.