User manual SONY XR-4790

[. . . ] Of a car parked in direct sunlight where there may be a considerable rise in temperature inside the car. If you turn the ignition key to the OFF position without removing the front panel, the caution alarm will beep for a few seconds (only when the POWER SELECT switch is set to the A position). Press (RELEASE) to detach the front panel then gently pull it out. Be sure not to drop the panel when detaching it from the unit. [. . . ] Press the desired preset number button ((1) to (6)) for two seconds. The number of the selected preset number button appears on the display. Press the preset number button momentarily ((1) to (6)) on which the desired station is stored. Tip Press either side of (PRST) to receive in order the stations stored in the memory (Preset Search Function). Turn the D-BASS control to adjust the bass level (1, 2 or 3). To obtain the beep tone again, press these buttons again. Adjust within three seconds after selecting. (After three seconds the button will again serve as the volume control button. To enjoy clear and powerful bass sound, you can boost only the low frequency signal with a sharp curve. This is the effect you get when use an optional subwoofer system. For example, you can hear the bass line more clearly even if the vocal volume remains the same. You can emphasize and adjust the bass sound easily with the D-BASS control. If your car was parked in direct sunlight resulting in a considerable rise in temperature inside the car, allow the unit to cool off before operating it. â· If no power is being supplied to the unit, check the connections first. If everything is in order, check the fuse. â· If no sound comes from the speakers of a 2-speaker system, set the fader control to the center position. â· When the tape is played back for a long period, the cassette may become warm because of the built-in power amplifier. However, this is not a sign of malfunction. If you have any questions or problems concerning your unit that are not covered in this manual, please consult your nearest Sony dealer. Do not touch the tape surface of a cassette, as any dirt or dust will contaminate the heads. [. . . ] The following checklist will assist in the correction of most problems you may encounter with your unit. Before going through the checklist below, refer to the operating procedures. Remove the front panel and clean the connectors. There is noise in the space between tracks. [. . . ]