Sony MHC-D90AV Operating Instructions

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Year 1997

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Sony MHC-D90AV Specification

The Sony MHC-D90AV is a sophisticated mini Hi-Fi component system designed to deliver high-quality audio performance with versatile features. At its core, the system includes a three-disc CD changer, facilitating seamless music playback and allowing users to switch between CDs effortlessly. The integrated dual cassette deck supports both playback and recording, catering to those who appreciate analog audio formats. This system is further enhanced by its AM/FM stereo tuner, offering a wide range of radio stations with excellent reception quality.

To ensure robust and dynamic sound output, the MHC-D90AV is equipped with a built-in amplifier that delivers substantial power to its speaker system. The speakers themselves are designed to produce clear and balanced sound, with dedicated woofers and tweeters handling various frequency ranges effectively. The system's equalizer settings provide users with the flexibility to customize audio output according to their preferences, offering various presets tailored for different music genres.

Connectivity options include RCA inputs and outputs, allowing the integration of additional audio sources and external recording devices. The system also supports AV functions, making it suitable for use as a home entertainment hub. User convenience is further enhanced by a comprehensive remote control, which offers easy access to all system functions from a distance.

Overall, the Sony MHC-D90AV is engineered to provide a rich audio experience with versatile playback options, making it an ideal choice for music enthusiasts who value both digital and analog formats. Its robust construction and user-friendly interface ensure reliable performance and ease of use.

Sony MHC-D90AV F.A.Q.

How do I reset the Sony MHC-D90AV to factory settings?

To reset the Sony MHC-D90AV to factory settings, turn off the system and press and hold the "STOP" button and the "POWER" button simultaneously until "RESET" appears on the display. The system will then return to its default settings.

What should I do if the sound is distorted on my Sony MHC-D90AV?

If the sound is distorted, first check if the speakers are connected properly. Ensure that the audio cables are secure. You may also want to adjust the volume settings and ensure that any connected devices are not set to maximum volume, which can cause distortion.

How can I clean the lens of my Sony MHC-D90AV CD player?

To clean the lens, use a commercial lens cleaning disc designed for CD players. Avoid using liquid cleaners directly on the lens as this can cause damage.

Why won't the CD tray open on my Sony MHC-D90AV?

If the CD tray won't open, ensure that the unit is powered on. Check for any mechanical blockage or jam. If the problem persists, try unplugging the system for a few minutes and then plugging it back in to reset the electronics.

How can I improve FM radio reception on my Sony MHC-D90AV?

To improve FM radio reception, extend and adjust the position of the FM antenna. Placing it near a window or in a higher location can help. Avoid placing the unit near metal objects or other electronic devices that may cause interference.

What type of speakers can I connect to the Sony MHC-D90AV?

The Sony MHC-D90AV is compatible with speakers that have an impedance of 6 ohms. Ensure that the speakers are correctly rated to avoid damage to the system.

Why does my Sony MHC-D90AV turn off automatically?

The system may turn off automatically if it overheats or if the sleep timer is set. Ensure that the vents are not blocked and check if the sleep timer is enabled. Adjust settings as necessary.

How do I program the radio presets on my Sony MHC-D90AV?

To program radio presets, tune to the desired station, press the "TUNER MEMORY" button, and then select a preset number using the tuning buttons. Press "ENTER" to save the station to that preset number.

Can I connect my smartphone to the Sony MHC-D90AV?

Yes, you can connect your smartphone using an auxiliary cable. Plug one end into the headphone jack of your smartphone and the other into the AUX input on the system. Select the AUX function to play audio from your smartphone.

How do I replace the remote control battery for the Sony MHC-D90AV?

To replace the remote control battery, open the battery compartment on the back of the remote. Remove the old batteries and insert new ones, ensuring the correct polarity. Close the compartment securely.