Yamaha RX-V992 Owner's Manual page 13

Video superimpose
If you connect your video cassette recorder, LD player, video
monitor, etc. to this unit, you can take advantage of this unit's
capability to display program titles and information for various
setting changes and adjustments on your video monitor's screen.
This information will be superimposed over the video image.
If there is no video source connected or it is turned off, the
information will be displayed over a blue colored background.
TEST DOLBY SUR.
EFFECT LEVEL
CENTER
NOTE: The program titles and other information are also displayed
on the display panel of this unit.
SPEAKERS
A
+
2dB
DSP
9