compression ratio Acura RDX 2015 Navigation Manual

149
Audio
Playing Hard Disc Drive (HDD) Audio
The Hard Disc Drive (HDD) Audio function plays tracks from music CDs that have
been recorded onto the built-in HDD. You ca n arrange the tracks in playlists or play
the tracks using various search methods.
Selecting HDD Mode
1. Press the HDD/AUX button to play tracks stored on the HDD.
2. Select a track by genre, artist, album, recording date, playlist, or track list.
The track number and elapsed time ar e displayed on the display. Title
information is displayed if found in the Gracenote® Album Info (Gracenote®
Media Database) stored on the HDD.
The HDD has two types of playlists: original playlists and user playlists. An
original playlist is automatically creat ed for each album when a music CD is
recorded. You can customize up to six us er playlists provided on the HDD by
adding tracks from your original playlists.
1 Playing Hard Disc Drive (HDD) Audio
d “Display audio screen”
You can control the HDD audio using voice
commands.
2 HDD Commands P. 246
A visual guide helps you operate the audio
system.
2 System Controls P. 4
2 Basic Operation P. 6
Music tracks recorded on HDD cannot be
recorded onto CDs or other devices.
Tracks are recorded at four times the playback
speed using ultra-eff icient compression
technology; therefore, sound quality may vary
slightly from the original.
If the HDD is ever replaced, all music data is lost
and cannot be recovered.
If there is a problem, you may see an error
message on the display.
2 Error Messages P. 223