[. . . ] * PS (PRESET MEMORY SCAN ) - It calls the memorized station frequencies ( from 1-6 ) automatically every 5 seconds. * AS (AUTO-STORE MEMORY ) - It searches all station frequencies upward and memorize automatically 6 stations by catching the frequency which has scan-stop level, the memorized station is shown on LCD as "CH1. . . 6". After memorizing, auto-store memory function will be changed to "Preset Memory Scan" function automatically. LCD DIGITAL DISPLAY The unit utilizes a digital type display which shows numerical indication of station FREQUENCY and other FUNCTIONS. [. . . ] · VOLUME - Press the (+) button to increase, or (-) button to decrease volume level. · BASS - While "BASS" is being displayed, press (+) button to increase or (-) button to decrease the bass level. · TREBLE - While "TREB" is being displayed, press (+) button to increase or (-) button to decrease the treble level. · BALANCE - While "BAL" is being displayed, press (+) or (-) button to level balance of speaker right and left. · FADER - While "FAD" is being displayed, press (+) or (-) button to level fader of speaker front and rear. MANUAL UP/DOWN TUNING / TRACK SEEK UP/DOWN CONTROL On radio mode, press the button will tune one frequency step higher or lower. Pressing the button more than 1 second can performs fast tuning function or auto tuning function. On CD/MP3 mode, press this button will locate the beginning of the track being played or will locate the beginning of the next track. When pressing more than 2 seconds, it will move fast forward or fast backward to a specific position of a CD/MP3 track. STATION PRESET BUTTON (1-6) The PRESET BUTTONS on the unit are used to store station frequencies which you may wish to recall. Each preset button can store FM1, FM2, FM3, MW1, MW2 station frequency. Pressing the button momentarily recalls the station frequency which was memorized. There are 6 preset buttons, giving you capability of storing 18FM / 12MW. NOTE: When the preset button to be memorized is kept pressed for more than 2 seconds, the receiving station frequency will be stored in the button pressed. After this, the memorized station can be recalled by pressing the button once. On CD / MP3 Mode · Preset 1 - press this button to pause the disc played. · Preset 2 - press this button to scan the first 10 seconds of all the tracks on the currently selected disc. · Preset 3 - press this button to repeat the current track of the disc. · Preset 4 - press this button to play disc at random order - Disc shuffle play. · Preset 5 - press this button to search -10 track (for MP3 Mode only). · Preset 6 - press this button to search +10 track (for MP3 Mode only). INSTRUCTION TO PLAY MP3 SONGS IMPORTANT NOTES · The MP3 file recording media acceptable to this unit are CD-R and CD-RW. · Do not attempt to play a media containing non-MP3 files or non-MP3 files with MP3 extension. [. . . ] 3 P / N : 570-961652-03 WIRE CONNECTION RESET FUNCTION CAUTION : Do not connect the speaker wires to chassis or car body. Otherwise, the unit will be damaged and no sound will come out anymore. The RESET button is located on the front of main panel. It is recessed in order to prevent accidental engagement, and can be activated with the tip of a ball-point pen or any similar pointed object. This reset circuitry is provided in order to protect the unit's microprocessor, and should only be activated under the following conditions : a) Initial installation after all wiring is completed. [. . . ]