Barco Graphics 908, Руководство пользователя

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6. Random Access Adjustment Mode
The Line Multiplier menu will be displayed.
6.4.8.8.2 Time Base Correction
What can be done?
With the Time Base Correction function it is possible to cleanup low quality videotape noise to obtain a more stable image.
How to toggle Time Base Correction On/Off
1. Push the ↑ or ↓ keys to highlight Time Base Correction .
LINE MULTIPLIER
TIME BASE CORRECTION
LUMINANCE DELAY
V SYNC REF: INDIRECT
CLAMP GATING: OFF
LIMO+ OPTIONS
FACTORY PRESET
WARNING: ADVANCED
ADJUSTMENT SHOULD BE
PERFORMED ONLY BY QUALIFIED
PERSONNEL
Select with
↑
or
↓
then <ENTER>
<EXIT> to return
Menu 6-29
2. Press ENTER to toggle Time Base Correction On/Off.
6.4.8.8.3 Luminance Delay
When is it necessary?
When a color shift is recognized on the screen. e.g. if color bars are projected and a line between the colors is recognized.
How to adjust Luminance Delay?
1. Push the ↑ or ↓ keys to highlight Luminance Delay and press ENTER to select.
LINE MULTIPLIER
TIME BASE CORRECTION
LUMINANCE DELAY
V SYNC REF: INDIRECT
CLAMP GATING: OFF
LIMO+ OPTIONS
FACTORY PRESET
WARNING: ADVANCED
ADJUSTMENT SHOULD BE
PERFORMED ONLY BY QUALIFIED
PERSONNEL
Select with
↑
or
↓
then <ENTER>
<EXIT> to return
Menu 6-30
The Luminance Delay bar scale will be displayed.
Luminance
Delay
0 - +
Image 6-7
Luminance Delay bar scale
2. Push the ↑ or ↓ keys to adjust the Luminance Delay until the color shift is eliminated.
3. Press EXIT to return to the Line Multiplier menu.
6.4.8.8.4 Vertical Sync Reference
What can be done?
The Vertical Sync Reference can be set in 2 modes:
R5976633 BARCO GRAPHICS 908 / BARCO REALITY 908 05/06/2003 41