Buick 1993 Century Owner's Manual page 129

When Finished with the Compact Disc Player:
If you press PWR or turn off the ignition, the disc will
stay in the player and start again when you turn on the
ignition or power switch. The disc will begin playing at
the point where it had been stopped.
ST/PL (Stop/Play): Press to stop the disc player; the
radio will play. Press again to play the disc (the player
will start playing the disc where it was stopped earlier).
EJCT (Eject): Press to eject the disc; the radio will play.
You can also eject the disc with the radio or ignition off.
CD Player Anti-Theft Feature
Delco
LOC
11 is a security feature for the compact disc
player. It can be used or ignored. If ignored, the system
plays normally. If it is used, your player won't be usable
if it is ever stolen, because it will go to
LOC
mode any
time battery power is removed. Until an
unLOC
code is
entered, it will not turn on.
The instructions below tell you how to enter a secret code
into the system. If your vehicle loses battery power for
any reason, you must unlock the system with the secret
code before the radio will turn on.
1. Write down any six-digit number and keep it in a safe
2. Turn the ignition to the "Accessory" or "Run" position.
place.
3. Press the PWR button to turn the radio off.
4. Press the 1 and 4 buttons together. Hold them down
until
"-
-
-"
shows on
the
display. You are ready to
enter your secret code.