Dell Projector 1200MP - Manual (Page 15)

Using Your Projector 15
If you enable this feature, you will be asked to enter the projector's password after
you turn on the projector:
1 1st time password input request:
a Use the directional keys to enter the
password.
b Press the Menu button to confirm.
c If the password verification is successful, you
may resume with accessing the projector's
functions and its utilities.
2 If you have entered 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. For more information see, "Contacting
Dell".