RCA 7700 T , FACTORY RESETSelect and press to reset all settings to its factory

46 Using Your Projector
NOTE:
1Closed caption option is available for NTSC only.
2Closed captioning can only be enabled via S-Video and Composite Video
inputs.
TEST PATTERN—Test Pattern is used to test focus and resolution.
You can enable or disable the Test Pattern by selecting Off, 1, or 2. You can
also invoke the Test Pattern 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 below warning message appears:
Reset items include both computer sources and Video source settings.
Test Pattern 1:
Test Pattern 2: