2010 Toyota Highlander Navigation Manual - Page 187

AUDIO/VIDEO SYSTEM (a) Turning the system on and off CAUTION For vehicles sold in U.S.A. and Canada: D Part 15 of the FCC Rules FCC Warning: Any unauthorized changes or modifications to this equipment will void the user's authority to operate this device. D Laser products D Do not take this unit apart or attempt to make any changes yourself. This is an intricate unit that uses a laser pickup to retrieve information from the surface of compact discs. The laser is carefully shielded so that its rays remain inside the cabinet. Therefore, never try to disassemble the player or alter any of its parts since you may be exposed to laser rays and dangerous voltages. D This product utilizes a laser. Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure. "PWR/VOL": Push this knob to turn the audio/video system on and off. Turn this knob to adjust the volume. The system turns on in the last mode used. "TUNE/FILE"/"AUDIO": Push this knob to display touch−screen buttons for audio/ video system (audio control mode). You can select the function that enables automatic return to the previous screen from the audio screen. See page 180 for details. 188