Dell 1210S Projector - Manual (Page 39)

a Go to Others menu, press and then select Password to Enable
the password setting.
b Enabling the Password function will pop up a character screen, key
in a 4-digit number from the screen and press .
c To confirm, enter the password again.
d If the password verification is successful, you may resume with
accessing the projector's functions and its utilities.
2 If you have entered an incorrect password, you will be given
another 2 chances. After the three invalid attempts, the projector
will automatically turn off.
NOTE: If you forget your password, contact DELL™ or a qualified
service personnel.
3 To disable the password function, select Off to disable the
function.
4 To delete the password, select Delete.
Using Your Projector 39