Silicon Graphics Reality Center, Руководство по установке

Страница: 82 / 117

Random Access Adjustment Mode
10-9 R5976280 RC3300W 19072001
Note
SYNC is normally used in the SLOW position. The FAST position is used to compensate for unsteady sync pulses from older video
playback equipment.
Peaking
What can be done with Peaking ?
Peaking improves the contours in an projected image.
How to set up ?
To change the peaking setting, handle as follow :
1. Push the cursor key é or ê to select Peaking (menu 1).
2. Press ENTER to display the peaking menu (menu 2).
During the creation of new settings for a RGB source the corresponding peaking is switched on as default.
The following frequency areas are available :
15 kHz - 45 kHz : Low frequency peaking.
45 kHz - 85 kHz : Mid frequency peaking.
85 kHz - 110 kHz : High frequency peaking.
If another peaking is desired or switch off, handle as follow :
1. Push the cursor key é or ê to select to select the desired frequency area or off (menu 2).
2. Press ENTER to activate.
Clamp Mode
What can be done ?
The clamp mode can be switch between 'Normal' and 'Restoration'.
Normal : for all standard sources and all sources with a backporch > 0.8 µs or for sources with noise and spikes in the signal.
Restoration : for standard sources with a backporch between 0.4 µs and 0.8 µs or for sources with sync separate or sync on green.
How to set up ?
1. Push the cursor key é or ê to select Clamp Mode (menu 1).
2. Press ENTER to toggle between 'Normal' and 'Restoration'.
3. Press EXIT to return to the picture tuning menu.
Select with é or ê
<ENTER> to accept
<EXIT> to return.
PEAKING
OFF
LOW FREQUENCY
MID FREQUENCY
HIGH FREQUENCY
menu 2
Select with é or ê
<ENTER> to accept
<EXIT> to return.
menu 1
PICTURE TUNING
COLOR BALANCE
CONTRAST MODULATION
SYNC : FAST
PEAKING
CLAMP MODE
Select with é or ê
<ENTER> to accept
<EXIT> to return.
menu 1
PICTURE TUNING
COLOR BALANCE
CONTRAST MODULATION
SYNC : FAST
PEAKING
CLAMP MODE : NORMAL