Kenwood KDC-W7031, KDC-W7531, KDC-W8531 instruction manual Troubleshooting Guide, General

Page 52

Troubleshooting Guide

What might seem to be a malfunction in your unit may just be the result of slight misoperation or miswiring. Before calling service, first check the following table for possible problems.

General

?The power does not turn ON.

✔The fuse has blown.

☞After checking for short circuits in the wires, replace the fuse with one with the same rating.

✔The speaker wire has a short-circuit or touches the chassis of the vehicle, and then the protection function is activated.

☞Wire or insulate the speaker cable properly and press the reset button.

?There’s a source you can’t switch.

✔There’s no media inserted.

☞Set the media you want to listen to. If there’s no media in this unit, you can’t switch to each source.

✔The Disc changer isn’t connected.

☞Connect the Disc changer. If the Disc changer isn’t connected to it’s input terminal, You can’t switch to an external disc source.

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

✔The ignition and battery wire are incorrectly connected.

☞Connect the wire correctly, referring to the section on <Connecting Wires to Terminals>.

?The TEL mute function does not work.

✔The TEL mute wire is not connected properly.

☞Connect the wire correctly, referring to the section on <Connecting Wires to Terminals>.

?The TEL mute function turns ON even though the TEL mute wire is not connected.

✔The TEL mute wire is touching a metal part of the car.

☞Pull the TEL mute wire away from the metal part of the car.

?Even if Loudness is turned ON, high-pitched tone isn’t compensated for.

✔Tuner source is selected.

☞High-pitched tone isn’t compensated for when in Tuner source.

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

✔The fader or balance settings are set all the way to one side.

☞Center the fader and balance settings.

✔The input/output wires or wiring harness are connected incorrectly.

☞Reconnect the input/output wires or the wiring harness correctly. See the section on <Connecting Wires to Terminals>.

✔The values of Volume offset are low.

☞Turn up the Volume offset, referring to the section on <Audio Setup> (page 12).

✔The <Built-in Amp Setting> (page 37) is OFF.

☞Turn it ON.

?The sound quality is poor or distorted.

✔One of the speaker wires is being pinched by a screw in the car.

☞Check the speaker wiring.

✔The speakers are not wired correctly.

☞Reconnect the speaker wires so that each output terminal is connected to a different speaker.

?The Touch Sensor Tone doesn’t sound.

✔The preout jack is being used.

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

?Even though Synchronize Clock is ON, the clock can’t be adjusted.

✔The received RDS station isn’t sending time data.

☞Receive another RDS station.

?The Dimmer function doesn’t work.

✔The Dimmer wire isn’t connected correctly.

☞Check the Dimmer wire connection.

✔The <Dimmer> (page 36) is OFF.

☞Turn it ON.

?The sound is not output from Subwoofer or it outputs the different sound.

✔When "2 ZONE" of <Audio Setup> (page 12) is set to ON.

☞Turn OFF "2 ZONE".

52 English

Page 51 Page 53
Image 52
Page 51 Page 53
Contents KDC-W8531 KDC-W7531 KDC-W7031 Contents Connecting Wires to Terminals Safety precautions To prevent injury or fire, take the following precautionsAttach the panel while you are on the vehicle Do Not Load 8 cm 3 in. CDs in the CD slotCleaning the Unit Cleaning the Faceplate TerminalsBefore using this unit for the first time About DAB Tuner controlMarking of products using lasers Except for some areas Class Laser ProductAbout CDs About AAC, MP3 and WMA Setting each function What’s the Multi-function Key System?Displaying the desired function Real operational example of the Multi- function Key SystemGeneral features PowerVolume Selecting the SourceFaceplate Angle Adjustment Speaker SettingTheft Deterrent Faceplate Removing the FaceplateAudio Setup Audio ControlExit Audio Setup mode Press VOL knob for at least 1 second Equalizer ControlSubwoofer Output Hold down on AM of the Control knob for at least 1 secondDisplay Mode Switching Graphic part/ Spectrum Analyzer Display SwitchingSwitching the display mode Switching the graphic Display/ Spectrum analyzer displayWallpaper selecting Wallpaper & Downloaded Wallpaper*1Select the wallpaper display Select the wallpaper Push the Control knob to FM or AMText Display Switching Tuner sourceCD & External disc source Audio file sourceCursor moves to the selected text display part Text display in the Upper text display part Tuner source Speana/ClockSong title & Artist name Title/Artist Date Blank Radio text FM Radio TextAuxiliary input Standby sourceText display in the Lower text display part Tuner source Font Color Select Analyzer display SwitchingSelect the Font Color Push the Control knob to 4 or ¢ External Display Switching Switching the display in the External Display connectedEnter display control mode Press the 2 Disp button OEM Disp is displayedWhen a call comes When the call endsTEL Mute Listening to the audio during a callTuner features TuningDirect Access Tuning Canceling Direct Access TuningStation Preset Memory Preset TuningAuto Memory Entry Open Auto Memory EntryRDS features Traffic InformationRadio Text Scroll Press the TI buttonProgram Type preset Presetting the Program TypeCalling up the preset Program Type PTY Program TypeChanging Language for PTY Function Selecting the Program Type display languageCD/Audio file/External disc control features Playing CD & Audio filePlaying External Disc Fast Forwarding and ReversingTrack/File Search Disc Search/Folder SearchTrack/File/Disc/Folder Repeat Scan PlayRandom Play Magazine Random PlayCanceling the Disc Random Play Canceling the Folder Select modeDisc Random Play Folder SelectSwitching the Play mode Canceling the Letter SeekLetter Seek Text/Title ScrollExit Menu mode Press the Menu button Disc Naming DnpsPlay the disc you want to attach a name to Select the characters Push the Control knob to FM or AMMenu system Security CodeSelect the Beep display Set the menu itemManual Clock Adjustment Touch Sensor ToneDate Adjustment Date ModeDSI Disabled System Indicator Switching preoutAnalyzer Reset Built-in Amp SettingCounter Level set Dual Zone System Setting Analyzer Stop WatchS. Bass Management System S. Frequency OffsetNews Bulletin with Timeout Setting Tuning ModeAMP Control Local SeekAuxiliary Input Display Setting & Disc Naming Restricting RDS Region Region Restrict FunctionAuto TP Seek Monaural ReceptionBuilt-in Auxiliary input Setting Power OFF TimerCD Read Setting Text ScrollCanceling Downloading Picture downloadingVoice Index ACDrive firmware version displayAudio Preset Call Audio Preset MemoryUnique ID display Demonstration mode Setting Sets the demonstration modeLoading and Replacing the battery Basic Operations of remote Accessory of the KDC-W8531Basic operations Tuner source Dual Zone SystemDisc source Accessories/ Installation Procedure Accessories Installation ProcedureConnecting Wires to Terminals Connector Function Guide Connecting the ISO ConnectorCable Colour Functions Ignition cable Red Pin Red UnitInstallation InstallationScrewing the Faceplate on the Unit Firewall or metal supportLock Catch Accessory2 Removal tool Accessory2 Removal toolRemoving the Unit Removing the hard rubber frameTroubleshooting Guide GeneralTuner source Disc source? The sound skips when an Audio file is being played Audio file sourceMessages shown below display your systems condition ? Cannot play an Audio fileHold Error When the temperature insidePlay having no disc names preset Automatic disc changer exceeds 60CSpecifications

KDC-W8531, KDC-W7031, KDC-W7531 specifications

The Kenwood KDC-W7531, KDC-W7031, and KDC-W8531 are a trio of car audio receivers that exemplify the brand's commitment to innovation, sound quality, and ease of use. These models cater to a diverse range of listening preferences, ensuring a satisfying audio experience for drivers and passengers alike.

The KDC-W7531 stands out with its powerful audio output, seamlessly blending advanced technologies to deliver a superior sound experience. One of its defining features is the built-in CD player, providing easy access to physical media along with compatibility for MP3, WMA, and AAC files. Additionally, it includes a USB port that enables direct connection to iPods and other USB devices, allowing users to enjoy their favorite music collections effortlessly. The high-quality 24-bit digital-to-analog converter enhances audio playback, ensuring pure sound reproduction with reduced distortion.

The KDC-W7031, while slightly more entry-level, does not compromise on essential features. It includes AM/FM radio, a single CD player, and the same USB connectivity options found in the W7531. Both models also boast integrated Bluetooth capabilities, facilitating hands-free calling and wireless music streaming from compatible devices. The inclusion of a three-line display ensures that information such as track titles and artist names is visible and easy to read.

Next in line is the KDC-W8531, which brings additional perks suited for audiophiles. This model supports high-resolution audio playback and features a dedicated subwoofer output, providing users with the ability to elevate their sound system further. The KDC-W8531 also includes a high-pass and low-pass filter, allowing for more tailored audio settings. Its intuitive interface, complemented by customizable color options for its display and buttons, ensures that users can personalize their listening experience.

In terms of connectivity, all three models support various formats, making them versatile choices for music aficionados. Whether users prefer traditional CDs, digital files, or streaming music, these receivers provide multiple avenues for enjoyment. The models also feature a built-in equalizer with preset options, enabling users to adjust the sound profile to match their music preferences or vehicle acoustics.

Moreover, each model is designed with ease of use in mind, featuring straightforward controls and a user-friendly interface. With their robust build quality and sleek aesthetics, the Kenwood KDC-W7531, KDC-W7031, and KDC-W8531 are ideal choices for anyone looking to enhance their in-car audio experience. These receivers encapsulate Kenwood's enduring dedication to performance and innovation in the automotive audio space.
Top Page Image Contents