Dell 4210X TEST PATTERNTest Pattern is used to test focus and resolution., FACTORY RESETSelect and press to reset all settings to its factory default, the

48 Using Your Projector
NOTE: Closed caption option is available for NTSC only.
TEST PATTERN—Test Pattern is used to test focus and resolution.
You can enable or disable the Test Pa tte rn by selecting Off, 1 or 2. You can also
invoke the Test P at ter n 1 by pressing and holding down and buttons on the
control panel simultaneously for 2 seconds. You can also invoke the test pattern 2
by pressing and holding down and buttons on the control panel
simultaneously for 2 seconds.
FACTORY RESET—Select and press to reset all settings to its factory default, the
warning message below appears.
Reset items include both computer sources and video source settings.
Test Pattern 1:
Test Pattern 2: