2003 Lexus GS 300 Owners Manual - Page 175

AUDIO 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. Your audio system works when the ignition key is in the "ACC" or "ON" position. 21G081b NOTICE To prevent the battery from being discharged, do not leave the car audio on longer than necessary when the engine is not running. (a) Turning the system on and off Push "AM", "FM", "TAPE" or "DISC" to turn on that mode. The selected mode turns on directly. Push these buttons if you want to switch from one mode to another. If the tape or disc is not set, the cassette player or compact disc player does not turn on. You can turn off the cassette player by ejecting the cassette tape. If the audio system was previously off, then the entire audio system will be turned off when you eject the cassette tape. If another function was previously playing, it will come on again. 21G005a Push this knob to turn the audio system on and off. Turn this knob to adjust the volume. The system turns on in the last mode used. 154