Using Your Audio System: Some Basics - Lexus GX470 2004 Repair Manual

Using your audio system: some basics

This section describes some of the basic features of the Lexus
audio system. Some information may not pertain to your
system.
NOTICE
To prevent the battery from being discharged, do not
leave the audio system on longer than necessary when
the engine is not running.
Your audio system adjusts to the optimum volume and tone
quality automatically. While the system is adjusting the audio
sound, the audio sound fades out and then fades in.
Your audio system works when the ignition switch is in the
"ACC" or "ON" position.
AUDIO
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