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Clarity Visual Systems
September 1999
36
Adjust the Black Input Level - PC, MAC or RGBS Data
(This does not apply to Composite or S-Video sources – see Comp
Video/S-Video Level Adjustment on page 38.)
Source Select
Frequency
Phase
Input Level
Position
Zoom
Wall Processor
Color Balance
Curtain
Hours
Save Config
Recall Config
Reset Config
Misc Control
About
Input Level
Black Level
White Level
Black Level
(Requires black field)
Auto [ ]
All
#
##
#
$
$$
$
Level Sample
Red 126 000
Green 125 001
Blue 129 000
1. Display an all-black image
from the signal source
Examples of all-black sources are a black PC
Paint screen or frame 50882 on Reference
Recordings, “A Video Standard” test disk. Note:
It is not necessary for the entire screen to be
black. The area of interest is within 100 pixels of
the upper left corner of the Black Level menu.
2. Press the remote control
LEVEL button
The Input Level menu is displayed.
3. Select Black Level Press the Up/Down arrow keys to highlight Black
Level. Press the ENTER button to display the
Black Level menu.