Alpine CDE-9870 Owners Manual - Page 14

Sound Setting /ESC SOURCE/ BAND Setting the Bass Center Frequency 3-1 Press BAND to select the desired bass center frequency. 80Hz 100Hz 200Hz 60Hz 80Hz Emphasizes the displayed bass frequency ranges. Setting the Bass Bandwidth 3-2 Press SOURCE/ to select the desired bass bandwidth. AUDIO/RTN/A.SEL Adjusting Bass/Treble/Balance (Between Left and Right)/Fader (Between Front and Rear)/Loudness/Defeat 1 Press AUDIO/RTN repeatedly to choose the desired mode. Each press changes the mode as follows: SUBW*1 BASS TREBLE BAL FADER DEFEAT VOLUME SUBW LOUD*2 Subwoofer : 0 ~ +15 Bass level: -7 ~ +7 Treble level: -7 ~ +7 Balance : L15 ~ R15 Fader : R15 ~ F15 Loudness : ON/OFF Defeat : ON/OFF Volume : 0 ~ 35 • If no operation is performed for 5 seconds after selecting the SUBW, BASS, TREBLE, BAL, FADER, LOUD or DEFEAT mode, the unit automatically returns to normal mode. *1 When the subwoofer mode is set to OFF, its level cannot be adjusted. *2 Loudness introduces a special low- and high-frequency emphasis at low listening levels. This compensates for the ear's decreased sensitivity to bass and treble sound. The function is inoperable when DEFEAT is set to ON. 2 Press or until the desired sound is obtained in each mode. By setting Defeat ON, previously adjusted settings of BASS and TREBLE will return to the factory defaults. Setting the Bass Control You can change the Bass Frequency emphasis to create your own tonal preference. 1 Press and hold A.SEL for at least 2 seconds to activate the Sound Setting mode. 2 Press A.SEL repeatedly to select the BASS mode. BASS TREBLE HPF BASS Changes the boosted bass bandwidth to wide or narrow. A wider setting will boost a wide range of frequencies above and below the center frequency. A narrower setting will boost only frequencies near the center frequency. Setting the Bass Level 3-3*1Press or to select the desired bass level (-7~+7). You can emphasize or weaken the bass level. 4 Press and hold /ESC for at least 2 seconds to return to normal mode. • If no operation is performed for 15 seconds, the unit will return to normal mode automatically. • The bass level settings will be individually memorized for each source (FM, AM, CD, etc.) until the setting is changed. The bass frequency and bass bandwidth settings adjusted for one source are effective for all other sources (FM, AM, CD, etc.). • The function is inoperable when DEFEAT is set to ON. *1 The adjustment can also be made by pressing AUDIO/RTN. Refer to "Adjusting Bass/Treble/Balance (Between Left and Right)/Fader (Between Front and Rear)/Loudness/Defeat" on page 12. Setting the Treble Control You can change the Treble Frequency emphasis to create your own tonal preference. 1 Press and hold A.SEL for at least 2 seconds to activate the Sound Setting mode. 2 Press A.SEL repeatedly to select the TREBLE mode. BASS TREBLE HPF BASS 12-EN