2009 Toyota 4Runner Navigation Manual - Page 214

08 06.27 AUDIO/VIDEO SYSTEM Using your audio/video system - - Some basics This section describes some of the basic features of your audio system. Some information may not pertain to your system. Your audio system works when the engine switch is turned to the ACC or ON position. 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. NOTICE To prevent the battery from being discharged, do not leave the audio system on longer than necessary when the engine is not running. 169