The model and serial numbers are located on the bottom of the unit. Record these numbers in the space provided below. Refer to these numbers whenever you call upon your Sony dealer regarding this product. Model No. MDX-CA680X Serial No.
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• Optional controller accessories Rotary commander RM-X4S Card remote commander RM-X114 *1 This unit works with Sony products only. *2 A CD TEXT disc is an audio CD that includes information such as the disc name, artist name, and track names. This information is recorded on the disc.
(OFF) clock display. Otherwise, the clock display does not turn off and this causes battery drain. LIST MENU SEEK SEEK SOUND ENTER MDX-CA680X 13, 14 9, 11 13, 14 8, 10, 11, 12, 13, 14, 15, 18, 20, 22, 23...
LIST MENU SEEK SEEK SOUND ENTER (DISC/PRESET) (+): to select upwards (SEEK) (–): to select leftwards/. (DISC/PRESET) (–): to select downwards In menu mode, the currently selectable button (s) of these four are indicated with a “ M” in the display. s DISC/PRESET buttons (+/–) 9, 11 CD/MD...
If you have any questions or problems concerning your unit that are not covered in this manual, please consult your nearest Sony dealer. Moisture condensation On a rainy day or in a very damp area, moisture condensation may occur inside the lenses and display of the unit.
Getting Started Resetting the unit Before operating the unit for the first time or after replacing the car battery, you must reset the unit. Remove the front panel and press the RESET button with a pointed object, such as a ball-point pen.
Attaching the front panel Place hole of the front panel onto the spindle on the unit, then lightly push the left side in. Press (SOURCE) (or insert an MD) to operate the unit. Note Do not put anything on the inner surface of the front panel.
MD Player CD/MD Unit (optional) In addition to playing an MD with this unit, you can also control external CD/MD units. Note If you connect an optional CD unit with the CD TEXT function, the CD TEXT information will appear in the display when you play a CD TEXT disc.
Notes • Some characters cannot be displayed. • For some CD TEXT discs with very many characters, information may not scroll. • This unit cannot display the artist name for each track of a CD TEXT disc. When Auto scroll is set to OFF and the disc/track name is changed, the disc/track name does not scroll.
Tips • Simply overwrite or enter “_” to correct or erase a name. • There is another way to start labeling a CD: Press (LIST) for 2 seconds instead of performing steps 2 and 3. You can also complete the operation by pressing (LIST) for 2 seconds instead of step 5.
Selecting specific tracks for playback — Bank (For a CD unit with the CUSTOM FILE function) If you label the disc, you can set the unit to skip or play the tracks of your choice. Start playing the disc you want to label.
Radio The unit can store up to 6 stations per band (FM1, FM2, FM3, AM1, and AM2). Caution When tuning in stations while driving, use Best Tuning Memory to prevent accidents. Storing stations automatically — Best Tuning Memory (BTM) The unit selects the stations with the strongest signals within the selected band, and stores them in the order of their frequency.
Storing only the desired stations You can manually preset the desired stations on any chosen number button. Press (SOURCE) repeatedly to select the radio. Press (MODE) repeatedly to select the band. Press either side of (SEEK) to tune in the station that you want to store. Press the desired number button ((1) to (6)) for 2 seconds until “MEM”...
Press (ENTER). Tips • Simply overwrite or enter “_” to correct or erase a name. • There is another way to start storing station names: Press (LIST) for 2 seconds instead of performing steps 2 and 3. You can also complete the operation by pressing (LIST) for 2 seconds instead of step 5.
Other Functions You can also control the unit (and optional CD/ MD units) with a rotary commander Using the rotary commander First, attach the appropriate label depending on how you want to mount the rotary commander. The rotary commander works by pressing buttons and/or rotating controls.
Changing the operative direction The operative direction of controls is factory-set as shown below. To increase To decrease If you need to mount the rotary commander on the right hand side of the steering column, you can reverse the operative direction. Press (SOUND) for 2 seconds while pushing the VOL control.
Changing the sound and display settings — Menu The following items can be set: SET (Set Up) • CLOCK (page 8) • BEEP — to turn the beeps on or off. • RM (Rotary Commander) — to change the operative direction of the controls of the rotary commander.
Selecting the sound position — My Best sound Position (MBP) When you drive without passengers, you can enjoy the most comfortable sound environment with “My Best sound Position.” “My Best sound Position” has two presets, which adjust the sound level of balance and fader. You can select one very easily with the MBP button.
TV/Video (optional) You can control an optional TV tuner and TV monitor with this unit. Watching the TV Press (SOURCE) repeatedly until “TV” or “AUX” appears. Press (MODE) repeatedly to select the desired TV band. Watching a video Press (SOURCE) repeatedly until “TV” or “AUX”...
Storing only the desired TV channels You can assign up to 12 channels (6 each for TV1 and TV2) to the number buttons in the order of your choice. Select “TV” (see “Watching the TV” on page 20). Press either side of (SEEK) to tune in the TV channel you want to assign to each number button.
Displaying the information stored on a disc Press (LIST) during CD/MD playback. Example: When CD unit 1 is selected CD 1 ***** ****** 1 Disc numbers 2 Stored titles 3 No disc is loaded* 4 No stored titles* 5 TOC information has not yet been identified* *1 A blank space displayed next to a disc number represents an empty slot in the disc magazine.
If the fuse blows again after replacement, there may be an internal malfunction. In such a case, consult your nearest Sony dealer. Warning Never use a fuse with an amperage rating exceeding the one supplied with the unit as this could damage the unit.
Notes • For safety, turn off the ignition before cleaning the connectors, and remove the key from the ignition switch. • Never touch the connectors directly with your fingers or with any metal device. Replacing the lithium battery Under normal conditions, batteries will last approximately 1 year.
Specifications AUDIO POWER SPECIFICATIONS POWER OUTPUT AND TOTAL HARMONIC DISTORTION 23 watts per channel minimum continuous average power into 4 ohms, 4 channels driven from 20 Hz to 20 kHz with no more than 5% total harmonic distortion. MD Player section Signal-to-noise ratio 90 dB Frequency response...
Troubleshooting The following checklist will help you remedy problems you may encounter with your unit. Before going through the checklist below, check the connection and operating procedures. General No sound. • Rotate the volume control dial clockwise to adjust the volume. •...
*2 The disc number of the disc causing the error appears in the display. If these solutions do not help improve the situation, consult your nearest Sony dealer. Messages L.SEEK +/– The Local Seek mode is on during automatic tuning (page 13).