2008 Toyota Tundra Owners Manual - Page 340

07 11.20 -Front audio system operation The rear DVD player can be operated through the front audio system. Z17455 Z18033 To turn off the system, push the "OFF" button. When the front audio system is turned off, the rear audio system and the DVD player will be turned off simultaneously. Vehicles with navigation system-The rear seat entertainment system can be switched ON and OFF by pushing the "Rear" switch on the front audio system. 310 2008 TUNDRA from Apr. '08 Prod. (OM34477U)