Lexus Navigation System LS430 - Replace Navigation DVD (SC 430); Remove ECU Cover; Open Dust Cover and Eject DVD; Insert New DVD

Navigation System Installation Guide
1. Replace the navigation DVD
a. Turn the ignition switch to the "ACC" or "ON" position.
b. Open the luggage compartment.
c. Disengage the 2 claws.
d. Remove the navigation ECU cover.
e. Press the "PUSH" button and slide it to the left. This
will open the dust cover and eject the DVD.
f. Remove and discard the old DVD.
g. Insert the new navigation DVD.