Sharp CD-DD4500 Troubleshooting Chart, CD player, Tuner, Cassette deck, Symptom Possible cause

Page 40

Troubleshooting Chart

Many potential “problems” can be resolved by the owner without calling a service tech- nician. If something is wrong with this product, check the following before calling your authorized SHARP dealer or service center.

■ General

 

Symptom

Possible cause

 

● The clock is not on time.

● Did a power failure occur?

 

 

Reset the clock. (Refer to page 17.)

 

● When a button is pressed, the unit

● Set this unit to the power stand-by mode

 

does not respond.

and then turn it back on.

 

 

● If the unit still malfunctions, reset it.

–

 

(Refer to page 42.)

● No sound is heard.

● Is the volume level set to “0”?

References TroubleshootingChart

 

● Are the headphones connected?

 

● Does the speaker cord run past other

 

 

● Are the speaker wires disconnected?

 

● The balance between the left and

● Are the front and surround speakers

 

right channels is bad.

connected to the correct left and right

 

 

channels?

 

 

● If an external unit is connected, are the

 

 

left and right channels connected prop-

 

 

erly?

 

 

 

 

● Hum or excessive noise.

● Is the speaker cord plugged in correctly?

–

 

electronic equipment?

 

● Are the plugs or terminals dirty?

 

 

 

 

 

 

● No sound is heard, or the sound

● Is the “SP SIZE” item set to “NO” in the

 

is too low, from the center or sur-

“SET UP” operation (page 31)?

 

round speakers.

● Is the volume too low?

 

 

 

 

● The TIMER indicator is flashing.

● Is the speaker wire shorted?

 

 

● Was the unit used at high volume for

 

 

many hours?

 

 

 

■ CD player

Symptom

Possible cause

 

 

● Playback does not start.

● Is the disc loaded upside down?

●Playback stops in the middle or is ● Does the disc satisfy the standards?

not performed properly.● Is the disc distorted or scratched?

●Playback sounds are skipped, or ● Is the unit located near excessive vibra-

stopped in the middle of a track.

tions?

 

● Is the disc very dirty?

 

● Has condensation formed inside the

 

unit?

■Tuner

Symptom

Possible cause

●Radio makes unusual noise con- ● Is the unit placed near the TV or com-

secutively.

puter?

 

● Is the FM/AM loop antenna placed prop-

 

erly?

 

Move the AC power cord away from the

 

antenna if located near.

■ Cassette deck

Symptom

Possible cause

 

 

● Cannot record.

● Is the erase-protection tab removed?

● Cannot record tracks with proper

● Is it a normal tape?

sound quality.

● (You cannot record on a metal or CrO2

● Cannot erase completely.

tape.)

 

 

● Sound skipping.

● Is there any slack?

 

● Is the tape stretched?

● Cannot hear treble.

● Are the capstans, pinch rollers, or heads

● Sound fluctuation.

dirty?

 

 

● Cannot remove the tape.

● If a power failure occurs during playback,

 

the heads remain engaged with the tape.

 

Do not open the compartment forcibly.

 

Wait until electricity resumes.

 

 

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Contents CD-DD4500 Explanation of Graphical Symbols Special NotesImportant Safeguards Contents AccessoriesPrecautions Volume controlPrecautions GeneralGeneral Information Controls and Indicators Controls and IndicatorsFront panel 13 14 15 19 20 21Display Rear panelControls and Indicators Remote controlFull-Range Speaker Speaker Wire Speaker systemFront speaker left Center speakerPreparation for Use System Connections System ConnectionsAC 120 V, 60 Hz FM/AM loop antenna connection Speaker connectionPreparationforUse Speakers Placing the speakersFor Use Speakers PreparationConnecting the AC power cord SpeakersRemote Control Battery installationTest of the remote control Preparation for Use Remote ControlDemonstration mode To turn the power onGeneral Control Display brightness 2 levelsSound Control Bass controlEqualizer Basic Operation Sound ControlSetting the Clock Basic Operation Setting the ClockTo readjust the clock To confirm the time displayCD Playback Listening to a CD CDs Listening to a CD CDsPress the 7 OPEN/CLOSE button to close the disc tray To locate the beginning of a track To locate the desired portionRepeat or Random Play Listening to a CD CDsStarting playback with a desired track Repeat PlayProgrammed Play CD Playback Programmed PlayAuto tuning Listening to the RadioRadio Listening to the Radio To receive an FM stereo transmissionTo scan the preset stations Listening to the Memorized StationMemorizing a station To recall a memorized stationListening to a Cassette Tape Tape 1 or Tape Tape Playback Listening to a Cassette Tape Tape 1 or TapeBefore playback Fast forward/rewind Tape 2 onlyRecording from the Radio Tape Recording Recording from the RadioRecording from a CD CDs Tape Recording Recording from a CD CDsPress the 0/R 0 button to start recording To perform programmed recordingDubbing from Tape to Tape Erasing recorded tapesTape Recording Dubbing from Tape to Tape Press the 0 / R 0 button to start dubbing To stop dubbingTo listen to a disc using the Dolby Digital mode Type of Dolby digital signalDolby Digital Dolby DigitalEnjoy the Surround Sound Normal/Phantom/Bypass modeSurround Operation Enjoy the Surround Sound Virtual Dolby Surround Enjoy the Surround SoundVirtual Dolby Surround Changing the Speaker Setting Speaker size settingSpeaker Setting ChangingChanging the Speaker Setting Speaker delay settingWithin 8 seconds, use the SET UP W or X button on the re Mote control to select a valueSpeaker level setting Front speaker balance settingSpeakerSetting Speaker level will decreaseDynamic range setting Test toneTerminology Description of TerminologyDescription Timer and Sleep Operation Advanced Features Timer and Sleep OperationTo cancel the sleep operation To reset or change the timer settingSleep operation To confirm the remaining sleep timeCords required to connect an external unit Enhancing Your SystemEnhancing Your System Using subwoofer speakers of other equipment HeadphonesTo record on a tape from DVD or VCR etc To select the unit connected to the VIDEO/AUX in jackTroubleshooting Chart Symptom Possible causeCD player TunerConnecting DVD player Troubleshooting ChartSymptom CondensationTroubleshooting Chart Before transporting the unitSpeaker terminals Press the 7 OPEN/CLOSE button to close the disc trayCleaning the tape-handling parts MaintenanceCleaning the cabinet Specifications SpecificationsAmplifier Specifications Front speaker with subwooferCenter speaker Surround speakerMemo Memo Sharp Corporation

CD-DD4500 specifications

The Sharp CD-DD4500 is a versatile and powerful component CD player that blends retro design with modern technology, making it a standout choice for audiophiles and casual listeners alike. Known for its impressive build quality and impressive sound reproduction capabilities, the CD-DD4500 is a staple in home audio setups.

One of the key features of the Sharp CD-DD4500 is its robust CD playback capability, which supports various formats, including CD-DA, CD-R, and CD-RW. This means users can enjoy a wide range of audio content from traditional CDs to personalized playlists burned onto discs. The player is equipped with a high-performance digital-to-analog converter that ensures crisp and clear sound reproduction, minimizing distortion and enhancing the listening experience.

Another groundbreaking technology integrated into the CD-DD4500 is the inclusion of a built-in Bluetooth function. This feature allows users to stream audio wirelessly from their smartphones, tablets, or computers, providing seamless access to digital music libraries and online streaming services. Coupled with the player’s USB port, users can also connect flash drives to play their favorite tracks directly, making it an exceptionally flexible audio solution.

The CD-DD4500’s design is both functional and aesthetically pleasing. It features a user-friendly interface with a clear LCD display that makes it easy to navigate through tracks and functions. The intuitive controls allow for effortless operation, whether adjusting volume, selecting tracks, or entering programming modes.

Additionally, the unit boasts an integrated radio tuner with presets for various stations, expanding the listening options beyond CDs and Bluetooth streaming. Users can enjoy a wide array of music, news, and talk shows without needing additional equipment.

Sound quality is further enhanced by the inclusion of various output options. The Sharp CD-DD4500 features both optical and analog outputs, making it compatible with a variety of audio equipment, from amplifiers to home theater systems. The overall build quality of the device speaks to its durability, ensuring that it remains a reliable part of any audio setup for years to come.

In summary, the Sharp CD-DD4500 excels in combining classic CD playback capabilities with modern streaming features and high-quality sound performance, making it a top choice for those looking to enhance their audio experience in a stylish and modern package. Whether you’re a music enthusiast or just looking for a reliable way to enjoy your favorite tunes, the CD-DD4500 demonstrates performance and flexibility in one compact unit.
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