Kenwood Explore Specifications of KDC W7031, KDC W7531 and KDC W8531 CD Players
Page 56

Specifications

Specifications subject to change without notice.

FM tuner section

Frequency range (50 kHz space)

:87.5 MHz – 108.0 MHz Usable sensitivity (S/N = 26dB)

:0.7 µV /75 Ω

Quieting Sensitivity (S/N = 46dB) : 1.6 µV /75 Ω

Frequency response (±3.0 dB) : 30 Hz – 15 kHz

Signal to Noise ratio (MONO) : 65 dB

Selectivity (DIN) (±400 kHz) : ≥ 80 dB

Stereo separation (1 kHz) : 35 dB

MW tuner section

Frequency range (9 kHz space) : 531 kHz – 1611 kHz

Usable sensitivity (S/N = 20dB) : 25 µV

LW tuner section

Frequency range

: 153 kHz – 281 kHz

Usable sensitivity (S/N = 20dB) : 45 µV

Audio section

Maximum output power : 50 W x 4

Output power (DIN 45324, +B=14.4V)

:30 W x 4

Tone action

Bass : 100 Hz ±10 dB

Middle : 1 kHz ±10 dB

Treble : 10 kHz ±10 dB

Preout level / Load (during disc play)

:5000 mV/10 kΩ (KDC-W8531)

:2500 mV/10 kΩ (KDC-W7531/W7031) Preout impedance (during disc play)

:≤ 80 Ω (KDC-W8531/W7531)

:≤ 600 Ω (KDC-W7031)

CD player section

Laser diode

: GaAlAs Digital filter (D/A)

:8 Times Over Sampling D/A Converter

:1 Bit

Spindle speed (Audio file)

:1000 – 400 rpm (CLV 2times) Wow & Flutter

:Below Measurable Limit Frequency response (±1 dB)

:10 Hz – 20 kHz

Total harmonic distortion (1 kHz)

:0.008 % (KDC-W8531/W7531)

:0.01 % (KDC-W7031)

Signal to Noise ratio (1 kHz)

:110 dB (KDC-W8531/W7531)

:105 dB (KDC-W7031) Dynamic range

:93 dB

Channel separation

:96 dB MP3 decode

:Compliant with MPEG-1/2 Audio Layer-3 WMA decode

:Compliant with Windows Media Audio AAC decode

:AAC-LC ".m4a" files

Auxiliary input (KDC-W8531/W7531)

Frequency response (±1 dB) : 20 Hz – 20 kHz

Input Maximum Voltage

:1200 mV Input Impedance

:100 kΩ

General

Operating voltage (11 – 16V allowable) : 14.4 V

Current consumption : 10 A

Installation Size (W x H x D)

:182 x 53 x 155 mm Weight

:1.5 kg

56 English

Page 55 Page 56
Image 56
Page 55 Page 56
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 TextText display in the Lower text display part Tuner source Standby sourceAuxiliary input Select the Font Color Push the Control knob to 4 or ¢ Analyzer display SwitchingFont Color Select 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 preoutCounter Level set Built-in Amp SettingAnalyzer Reset 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 displayUnique ID display Audio Preset MemoryAudio Preset Call Demonstration mode Setting Sets the demonstration modeBasic operations Basic Operations of remote Accessory of the KDC-W8531Loading and Replacing the battery Disc source Dual Zone SystemTuner 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