Alpine 9870 Owners Manual - Page 18

Subwoofer On and Off SUBW ON (Initial setting) / SUBW OFF When the subwoofer is on, perform the steps below to adjust the subwoofer output level. 1 In the normal mode, press AUDIO/RTN repeatedly to select the SUBW mode. SUBW BASS TREBLE BAL DEFEAT VOLUME SUBW 2 Adjust the level by pressing or FADER . LOUD Setting the Subwoofer System SUBW SYS 1 (Initial setting) / SUBW SYS 2 Select either SYS 1 or SYS 2 for the desired subwoofer effect. SUBW SYS 1: Subwoofer level changes according to the main volume setting. SUBW SYS 2: Subwoofer level change is different from the main volume setting. For example, even at low volume settings, the subwoofer is still audible. Visual Customizing Scroll Type Setting SCR TYPE1 / SCR TYPE2 (Initial setting) Choose from two scrolling methods. Select the type you prefer. SCR TYPE1: SCR TYPE2: The characters scroll from right to left, a single character at a time. Words are built up from left to right, a single character at a time. When the display is filled, it is cleared and the remaining words are displayed the same way until all words of the title have been shown. Scroll Setting (TEXT SCR) SCR AUTO / SCR MANU (Initial setting) This CD player can scroll the disc and track names recorded on CDTEXT discs, as well as the text information of MP3 files, folder names and tags. SCR AUTO: SCR MANU: The CD text information, the text information of folder and file names, and the tags are scrolled automatically. The display is scrolled when a disc is loaded or when a track is changed, etc. • The unit scrolls CD text names, folder names, file names or tag display. Demonstration DEMO ON / DEMO OFF (Initial setting) This unit has a demonstration feature for the display. • To quit Demo mode, set to DEMO OFF. MP3 Playing MP3 Data (PLAY MODE) CD-DA (Initial setting) / CDDA/MP3 This unit can play back CDs containing both CD and MP3 data (created in Enhanced CD (CD Extra) format). However, in some situations, playback of an enhanced CD may be difficult. In this case, you can select playback of a single session only, containing the CD data. When a disc contains both CD and MP3 data, playback starts from the CD data portion of the disc. CD-DA: CDDA/MP3: Only the CD data in Session 1 can be played back. CD data, MP3 files in mixed mode, and multisession discs can be played back. • Perform this setting before inserting a disc. If a disc has already been inserted, remove it first. External Device Connecting to an External Amplifier (POWER IC) POW ON (Initial setting) / POW OFF When an external amplifier is connected, sound quality can be improved by stopping the power supply of the built-in amplifier. POW OFF: Use this mode when the line output of this unit is used to drive an external amplifier. In this setting, the head unit's internal amplifier is turned OFF and cannot drive speakers. Amplifier Front left Front right POW ON: The speakers are driven by the built-in amplifier. SPEAKER RIGHT FRONT Speakers Front right SPEAKER RIGHT REAR SPEAKER LEFT REAR Rear right Rear left SPEAKER LEFT FRONT Front left • No sound is produced by the system when the power output is set to OFF. 17-EN