Dell 1209S User Guide - Page 33
Test Pattern, to activate the built-in
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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™ or qualified service personnel. 3 To cancel the password function, select Off and enter the password to disable the function. CHANGE PASSWORD-Key in the original password, then enter the new password and confirm the new password again. TEST PATTERN-Select On to activate the built-in Test Pattern for self-testing on focus and resolution. Select Off to disable the function. FACTORY RESET -Select On to reset the projector to its factory default settings. Reset items include both computer sources and video source settings. Using Your Projector 33