Dell S500 Projector - Manual (Page 66)

a Go to Menu Settings, press and then select Password to Enabled
the password settings.
b Enabling the Password function will pop up a change screen. Key in a
4-digit number from the screen and press .
S500 Password screen S500wi Password screen
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 two
chances. After 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 the Disable option to close the
function.
4 To delete the password, select the Delete option.
Using Your Projector 66