User`s guide

58 Fine-tuning the Projector
Signal (CVBS signal and Y/C signal)
Leave this setting at
Auto unless you are using certain 60-Hz
systems (select the
60 option).
Aspect
Sets the image’s aspect ratio (ratio of width to height) to 4:3
for computer or letterbox images and to
16:9 for widescreen
images.
You can also select
16:9 (Up) for a widescreen display at the
top of the screen or
16:9 (Down) for a widescreen display at
the bottom of the screen.
4. When you’re finished adjusting the signal settings, press
Esc or
Menu.