Silicon Graphics Reality Center, Installation Manual, Page: 81 / 117

Random Access Adjustment Mode
10-8 R5976280 RC3300W 19072001
How to adjust the Contrast Equalisation
1 Push the cursor keys é or ê to highlight a specific color and direction, e.g. 'Red horizontal' (menu 1).
2 Press ENTER to select.
Only a red image is displayed.
3 Adjust with the cursor keys to equalise the light output on the left and the right side of the image. The best result is obtained
by looking on the left and the right side until both are equal, or by using a very sensitive light meter.
4 Repeat for the other colors and directions. It can be an interaction of several adjustments.
barscale = 50 : no correction
Select with é or ê
<ENTER> to accept
<EXIT> to return.
menu 1
CONTRAST EQUALISATION
RED HORIZONTAL
GREEN HORIZONTAL
BLUE HORIZONTAL
RED VERTICAL
GREEN VERTICAL
BLUE VERTICAL
CONTRAST EDGE CORRECTION
LEFT AND RIGHT
TOP AND BOTTOM
Why Contrast Edge Correction
Left and right (horizontally) and top and bottom (vertically) adjustments improves the ' hot spot ' in the center of the screen.
How to adjust the Contrast Edge Correction (Hot Spot)
1 Push the cursor keys é or ê to highlight 'Left and Right' (menu 1)
2 Press ENTER to select.
3 Adjust with the arrow keys for the same light output in the corners as in the center of the image.
This left-right adjustment must be done in combination with the top-bottom adjustment as both adjustments influence each other.
barscale = 01 : no correction
Select with é or ê
<ENTER> to accept
<EXIT> to return.
menu 1
CONTRAST EQUALISATION
RED HORIZONTAL
GREEN HORIZONTAL
BLUE HORIZONTAL
RED VERTICAL
GREEN VERTICAL
BLUE VERTICAL
CONTRAST EDGE CORRECTION
LEFT AND RIGHT
TOP AND BOTTOM
Note
These adjustments will reduce the total light output, so do not over adjust. A bar scale of 10 - 15 for both adjustments gives a good
result.
Sync Fast/Slow Adjustment
What can be done ?
The sync function is used to minimize horizontal jittering or tearing at the top to the displayed image.
The sync slow/fast function is only available for RGBS, RGsB and Component sources.
How to setup the sync function ?
To change the Sync setting, handle as follow :
1. Push the cursor keys é or ê to select Sync (menu 1)
2. Press ENTER to toggle between FAST and SLOW .
Select with é or ê
<ENTER> to accept
<EXIT> to return.
menu 1
PICTURE TUNING
COLOR BALANCE
CONTRAST MODULATION
SYNC : FAST
PEAKING
CLAMP TUNING
PORT2 : VIDEO
LINE DOUBLER : ON
RED HOR
CONTRAST
EQUAL
menu 2