Hcd-dx255 service manual

Speaker section. Speaker system:. Speaker unit:. V oltage 2 V , impedance 47 kilohms. Sensitivity 1 mV , impedance 10 kilohms. Sensitivity mV , impedance 1 Megaohm. When guitar mode is turned on. Disc player section. Compact disc and digital audio system. Laser Diode Properties. Emission Duration: Continuous.

Optical Pick-up Block with 7 mm aperture. Frequency response:. USB section. Supported USB device:. Mass Storage Class. Maximum current:. USB port:. And Sony's made setup easy, too. Speaker wire is included, so you're ready to hook up the speakers right out of the box.

And a handy auto calibration feature makes it a snap to get this system adjusted properly for your room. Just place the included microphone in your favorite listening position, and the DAV-DX automatically sets its own speaker distance and delay settings. Average review: 6 reviews. Thanks for taking the time to share your experiences with other customers. Please see our review guidelines for help and information.

By submitting this review, you agree to our terms and review guidelines. Sound Fields: This receiver incorporates a wide variety of sound fields to bring you maximum enjoyment from your audio and video software. The sound fields include:. The main tray transports the discs in and out of the unit while a sub-tray moves the discs to and from the playing unit.

When discs are not being played, they are stored in the stocker. On the front panel, there are 5 individual disc buttons. When a specific disc button is pressed, the stocker moves up and down to position the disc for playback.

Note: Noise may come from the disc changer when changing discs or turning the system on and off. This is just noise produced by the operation of the internal mechanisms and does not indicate a malfunction of the unit. Disc Compatibility: The Disc changer can play the following discs.

Playback Functions: The disc changer has various functions for playing back of your discs. Each disc can have a maximum of albums and each album can have a maximum of tracks. All JPEG files on a disc can be played back in a slide show. Additionally, you can rotate any selected image 90 degrees counterclockwise.

Each disc can have a maximum of albums and each album can have a maximum of images. Progressive Scan Output: This unit may be set to output a progressive scan or interlaced video signal from the component video output.

Progressive-scan picture quality is more film-like, with more fine detail and less flicker. Progressive-scan viewing requires a TV with a progressive scan-compatible component video input. Dynamic Bass: This feature allows you to reinforce bass frequencies. Auto Calibration: The D. C Digital Cinema Auto Calibration can set the appropriate surround sound adjustments automatically.

Plug the calibration mic into the front jack of the DAV-DX and set the mic at ear level from the ideal listening and viewing area. You should make sure that all speakers face the calibration mic and there should be no obstructions between the mic and the speakers. Parental Control: This unit allows you to set two kinds of playback restrictions for discs using Parental Control and Custom Parental Control.

Parental Control allows you to restrict playback of any disc according to a predetermined level. You can select a parental control rating from , which is protected by a 4-digit password. Using the same registered password, Custom Parental Control allows you to set playback restrictions for a specific disc. You can set the same Custom Parental Control password for up to 40 discs. Sleep Timer: The sleep timer switches the unit off after a specified amount of time.

The sleep timer can be set between 10 and 90 minutes in minute increments. Display Dimmer: You can set the display to one of two brightness levels. You can store up to 20 FM and 10 AM station presets so that you always have easy access to your favorite stations without having to tune them in manually each time. You can assign a name of up to 8 characters for each preset.

FM tuning is done in 0. The speakers feature a set of spring clip terminals on the back panel. Two M5 threaded inserts are included in each speaker for optional wall mounting brackets or stands. You can also use the provided keyhole slot to hang the speakers on a wall using a single screw. One M5 threaded insert is included on the back of each rear speaker for optional wall mounting brackets or stands.

Two 50' lengths of speaker wire are provided for installation of the rear speakers. The speaker has a set of rear-mounted spring clip terminals for use with the supplied speaker wire. The driver is covered by a non-removable, dark grey metal grille. Two keyhole slots are provided on back of the center speaker for easy wall mounting.

The main unit provides the power for the subwoofer with an output of watts. Speaker Setup: To obtain the best possible sound, you can set the unit for the size of speakers you have connected and their distance from the listening position.

You should also adjust the level and balance of the speakers to the same level using the test tone. You can indicate if you have placed the surround speakers behind or to the side of the listening position.

If you do not connect the center or surround speakers, you can configure the unit to adjust the output signals to the connected speakers. After setting the front speaker distance, the default for the other speakers is set accordingly.

Remote Control. You must first register the TV's input source connected to this system. If the initial code transmitting time of the remote is not sufficient to turn on the TV, you can set a time of 0.

Inputs and Outputs Notes. There is also a mini-jack input on the front panel labeled "Audio In" to use with a portable MP3 device or other audio source.

This input is also used for the Calibration Mic. Note: There are no video inputs on this unit. Head Phone Output: There is a single head phone output on the front of the player to connect your head phones to when you want to listen to music or a movie in private. For free personalized advice, call Our Advisors have listened to most of the speakers we carry, and can help you make the best choice for your system.

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