[. . . ] Over time your hearing "comfort level" adapts to higher volumes of sound. So what sounds "normal" can actually be loud and harmful to your hearing. Guard against this by setting your equipment at a safe level BEFORE your hearing adapts. to establish a safe level: · Start your volume control at a low setting. [. . . ] The Multi-CD player may perform a preparatory operation, such as verifying the presence of a disc or reading disc information, when the power is turned ON or a new disc is selected for playback. If there are no discs in the Multi-CD player magazine, "NO DISC" is displayed. These light to indicate which of the 5//2/3, FUNCTION and AUDIO buttons you can use. When you're in the Function Menu (refer to next section), Detailed Setting Menu (refer to page 14), Initial Setting Menu (refer to page 34) or Audio Menu (refer to page 27), they also make it easy to see which 5//2/3 buttons you can use to switch functions ON/OFF, switch repeat selections and perform other operations. When 1 is lit in the display, perform appropriate operations with the z buttons. When 2 is lit in the display, it indicates that you are in the Function Menu, Detailed Setting Menu or Initial Setting Menu. You can switch between each of these menus and between different modes in the menus using button x on the head unit. You can switch between modes in the Audio Menu using button c on the head unit. After entering the Function Menu, if you do not perform an operation within about 30 seconds, the Function Menu is automatically canceled. The button used and the operation it performs are indicated by the key guidance indicator. The following chart shows functions for each source in the Function Menu. In the Disc Repeat, the beginning of each track on the selected disc is scanned for about 10 seconds. In the Multi-CD player Repeat, the beginning of the first track on each disc is scanned for about 10 seconds. After selecting the desired repeat play range from those referred to in "Repeat Play" on page 19, switch Multi-CD Player Scan Play ON. When you find the desired track (or disc), cancel the Scan Play with the button. If the Function Menu is automatically canceled at this time, select the Scan mode in the Function Menu once more. One-track Repeat changes to the Disc Repeat when you switch the Scan Play ON. The ITS function allows you to search for the track you wish to play when a Multi-CD player is installed. You can use ITS to program automatic playback of up to 24 tracks per disc from up to 100 discs. Programmed tracks are played within the selected repeat play range in the "Repeat Play" on page 19. After 100 discs have been programmed, data for a new disc will overwrite the data for the disc that has not been played back for the longest time. ITS play of tracks is performed within the play range explained in the "Repeat Play" section. [. . . ] You can use these functions when playing a CD TEXT disc on a CD TEXT compatible Multi-CD player. Each press of the DISPLAY button changes the display in the following order: Playback mode (Play Time) = Disc Title = Disc Artist Name = Track Title = Track Artist Name Note: This product displays the first 10 letters only of Disc Title, Artist Name and Track Title. With text longer than 10 letters, you can see the rest of the text by scrolling. When a magazine is loaded into a 50-Disc type Multi-CD Player, information on all the discs in the magazine is read. [. . . ]