1997 Lexus LX 450 Owners Manual - Page 25

KEYS AND DOORS (b) Unlocking To enter the vehicle, push the top button on the transmitter.* All of the doors will unlock, and the buzzer will "chirp" twice.** Together with the doors unlocking, the interior lights will come on for 30 seconds or until the vehicle's doors are closed. At the same time, the tail and marker lights will flash twice, ** and the "Theft deterrent system" will disarm. You have 30 seconds to open a door after using the remote unlock feature. If no door is opened within 30 seconds, they will automatically re-lock, and the "Theft deterrent system" will re-arm. * If the doors were locked without using the transmitter, you must push the transmitter's top button twice. The first time it is pushed, the "Theft deterrent system" arms. ** If the tail and marker lights flash 3 times and the buzzer "chirps" 3 times, this indicates that the system was triggered and the alarm sounderd while you were away from the vehicle. 2. Using only one remote control, push and hold both buttons (at the same time) for over 2 seconds, until the status monitor's LED turns on. Turning off the buzzer The factory setting for the buzzer's operation is ON (the buzzer "chirps" when the doors are locked and unlocked). When the buzzer has been turned off, its operation is affected only during remote control door locking and unlocking. To change the buzzer operation, follow the steps below: 1. Insert the key into the ignition switch, and turn it to "ON" (not "ACC"). 10