Alpine 9831 Owners Manual - Page 9

Adjusting Volume Turn the Rotary encoder until the desired sound is obtained. Lowering Volume Quickly Activating the Audio Mute function will instantly lower the volume level by 20 dB. Press MUTE to activate the MUTE mode. The audio level will decrease by about 20 dB. Pressing MUTE again will bring the audio back to its previous level. Changing the Display Type There are three selectable display types (only one for the CDA-9830). You can also deactivate the display. Press DISP/B.OUT to switch the display type. For CDA-9831: Typel Type2 Type3 OFF -e Type1 Typel : The indicator on the left changes in a fixed sequence. Type2 : The indicator on the left changes according to the setting (see "Setting the Multicolor Illumination" on page 22). Type3 The indicator on the left changes according to audio level. For CDA-9830: VOLUME SETTING LEVEL INDICATOR OFF VOLUME SETTING Audio Level Display nnnnnnnnnminnunnunnuunm Detaching and Attaching the Front Panel Detaching 1 Turn off the unit power. 2 Press A (Release) at the upper left side until the front panel pops out. 3 Grasp the left side of the front panel and pull it out. • The front panel may become hot in normal usage (especially the connector terminals on the back of the front panel.) This is not a malfunction. • To protect thefront panel, place it in the supplied carrying case. Attaching 1 Insert the right side of the front panel into the main unit. Align the groove on the front panel with the projections on the main unit. 2 Push the left side of the front panel until it locks firmly into the main unit. • Before attaching the front panel, make sure that there is no dirt or dust on the connector terminals and no foreign object between the front panel and the main unit. • Attach the front panel carefully. Hold the panel by its sides to avoid pushing any buttons by mistake. 7EN