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

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.