Sharp IM-DR420H operation manual Maintenance, If trouble occurs, Moisture condensation, Cleaning

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!If trouble occurs

When this product is subjected to strong external interfer- ence (mechanical shock, excessive static electricity, abnormal supply voltage due to lightning, etc.) or if it is operated incorrectly, it may malfunction.

Should a failure occur, the lid may not open by sliding the OPEN lever.

If such a problem occurs, do the following:

1.Unplug the AC adaptor from the wall socket.

2.Remove the battery.

3.Leave the unit completely unpowered for approximately 30 seconds.

4.Plug the AC adaptor back into the wall socket.

5.After about 30 seconds, press the button as a test.

!Moisture condensation

When the unit has condensation inside, the disc signals cannot be read, and the unit may not function properly.

In the following cases, condensation may form inside the unit.

"Shortly after turning on a heater.

"When the unit is placed in a room where there is excessive steam or moisture.

"When the unit is moved from a cool place to a warm place.

To remove condensation:

Remove the MiniDisc and leave the unit for approxi- mately 1 hour. The condensation should evaporate and the unit will work properly.

Maintenance

!Cleaning

When the unit becomes dirty

Clean it with a soft cloth. When the unit is excessively dirty, use a soft cloth dampened in water (external sur- faces only).

Clean the plugs and the connecting sockets.

If the plugs or sockets are dirty, noise may be heard. Cleaning will prevent noise.

Caution:

"Do not use chemicals for cleaning (petrol, paint thin- ner, etc.). It may damage the cabinet finish.

"Do not apply oil to the inside of the unit. It may cause malfunctions.

IM-DR420H

References

Troubleshooting/Maintenance-

 

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IM-DR420H(E) TINSE0554AWZZ

03/7/21 IM-DR420H_UK_6.fm

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Contents IM-DR420H Special Notes Special NotesImportant Introduction Pole plug earphone optimizes Mobile 1-bit digital amplifier FeaturesFeatures Portable MD player with Mobile 1-bit Digital amplifierContents Carrying Bag x CD-ROM x USB Connection Cable x AccessoriesAccessories Metal Hydride BatteryImportant Introduction -Names of Controls and Indicators Names of Controls and IndicatorsMain unit Reference Remote control unitTOC Indicator Track Number Indicator Display panelStoring the unit PrecautionsPrecautions Avoid using or leaving the unit in the following placesPower Source -Using with the Rechargeable Battery Using with the Rechargeable BatteryCharging the rechargeable battery About charging time Rechargeable batteryClose the battery cover Power Source -Using with the AC Adaptor/Alkaline BatteryDo not use a nickel-cadmium battery Insertinga MiniDisc Inserting a MiniDiscClose the compartment door Connections IM-DR420HConnectionsCheck before connecting IM-DR420HHold Function To cancel the hold modeHold Function Before Recording Helpful tip when attaching a labelBefore Recording About the TOCBasic Operation -Recording RecordingBefore recording To interrupt recording Press the MENU/ENTER buttonTo stop recording Playback PlaybackBasic Emphasising low Lo and high Hi sound of Bass Volume controlBass control To customise low and high levelsTo locate the beginning of a track Useful Features -Advanced PlaybackAdvanced Playback To locate the desired portionPress the MENU/ENTER button Random play or repeat playStart recording Useful Features -Advanced RecordingAdvanced Recording Long-play recordingLP4 About the recording modeIndication Recording mode About Atrac12Begin playback on the stereo system Lect REC ModePlayback sound-actuated recording Press the or button repeatedly to seRecording tracks as a single track To create your own track numbersNumbering restriction Useful -Advanced RecordingAbout track numbers About sampling rate converterSelect the recording mode steps 1 5, 10Press the button Useful Features -Recording from a MicrophoneRecording from a Microphone Select the recording mode steps 1 5, Press the button Adjusting the microphone recording level ManualTo stop recording Ing start level Sound-actuated recording Mic Synchronised recordingButton to select the record Creating track numbers manually Track intervalsDuring a mic manual recording During a mic synchro recordingUseful Features -Changing Default Settings Changing Default SettingsTo check the elapsed time and remain- ing time of the track Checking DisplaysTo display the playing time of an indi- vidual track Useful Features -Checking DisplaysChecking the remaining amount of bat Tery level Enter button Titling a MiniDiscTitling a MiniDisc Creating disc and track namesTo erase a character Characters symbolsTo enter a space Stamping titles from another MiniDisc What is a master MiniDisc?What is a MiniDisc for stamping? To add charactersTER button Master MiniDisc operation 1 Insert a master MiniDiscTo erase all of the tracks at once Editing a Recorded MiniDiscEditing a Recorded MiniDisc To erase one track at a timeCombined, and press the button To divide a trackTo combine tracks Start playing the track to be divided into twoPlay the track to be moved, and press To move a trackResuming auto play Listening through Another SystemAuto play About Net MD What is a Net MD portable recorder?Net MD -About Net MD Restrictions on audio data Restrictions on check-in and check-outMB or more System RequirementsNet MD -System Requirements Hard disk spaceClick BeatJam Setup Software InstallationInstallation of BeatJam Net MD -Software InstallationNet MD -Connecting to a PC IM-DR420HConnecting to a PCWindows Connecting to aChecking the USB driver Universal Serial Bus controllersChecking out Transferring DataNet MD -Transferring Data MiniDisc System Limitations MiniDisc System LimitationsError Messages Error MessagesTr. Protect Error Meaning Messages No SignalTroubleshooting TroubleshootingIf trouble occurs MaintenanceCleaning Troubleshooting/MaintenanceSpecifications SpecificationsInput sensitivity Battery lifeOutput level Memo Memo Sharp Corporation

IM-DR420H specifications

The Sharp IM-DR420H is a cutting-edge digital radio that marries functionality with modern design to deliver an exceptional audio experience. This innovative device stands out in its category due to a multitude of features, technologies, and characteristics that meet the demands of both casual listeners and audiophiles alike.

One of the most notable features of the IM-DR420H is its advanced FM/AM tuner, which ensures crystal-clear reception for a wide range of stations. This radio also incorporates DSP technology, significantly enhancing sound quality by minimizing noise and distortion. Listeners can enjoy their favorite programs, music, and news broadcasts with remarkable clarity and richness.

The digital interface of the IM-DR420H boasts a user-friendly design, providing easy navigation through channels and settings. With a sleek, compact form factor, this radio is ideal for placement on a desk, kitchen counter, or bedside table, adding a modern aesthetic to any environment. Its ergonomic controls make operation straightforward, helping users to quickly adjust volume, switch between bands, or set alarms.

Another outstanding characteristic is the inclusion of Bluetooth connectivity. This feature allows users to stream audio wirelessly from their smartphones, tablets, or other Bluetooth-enabled devices, creating a seamless listening experience. The radio also supports USB playback, enabling users to connect flash drives loaded with their favorite songs for an expanded audio library.

The IM-DR420H is equipped with an intelligent alarm function, perfect for those who like to wake up to their preferred radio station or a built-in buzzer. Users can set multiple alarms, and the customizable snooze feature ensures that they can enjoy those extra few minutes of rest. Additionally, the device's built-in sleep timer promotes a soothing environment, allowing users to fall asleep to their favorite program.

Equipped with a high-capacity battery, the IM-DR420H ensures portability without sacrificing performance. Whether at home or on the go, this digital radio provides hours of uninterrupted listening.

In summary, the Sharp IM-DR420H combines a high-quality audio experience with modern technology, making it an excellent choice for anyone seeking a versatile and stylish radio. Its robust feature set ensures that users can enjoy music and broadcasts conveniently while enhancing their overall listening experience.
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