Sony VPL-FH500L Specification page 16

Functions
Picture Muting -Mechanical Shutter-
You can cut mute the image by just a one press of dedicated key on
remote commander. You can resume it by pressing again.
Changed
From this product, shutter timing has been changed (FX500L‟s timing will be also changed as
running change).
- Before: Shutter closes after "Muting On" message disappeared (Approx. 3sec.)
- After: Shutter Immediately closes
MUTING
"PIC"
Mechanical Shutter
The projection
is cut off
20