NEC MT820 - Manual (Page 26)

Using The Menus
1. Press the "Menu" button on the remote control or projector cabinet to display the Main Menu.
2. Press the "Select" button on the projector cabinet or (▲) (▼) buttons on your remote control to highlight the menu for the item you want
to adjust.
3. Press the "Enter" button on the projector cabinet or the "Left Click" button on the remote control to select a submenu or item.
4. Adjust the level or turn the selected item on or off by using the "Adjust" (+) or (–) buttons on the remote control or cabinet. The on-screen
gauge will show you the amount of increase or decrease. [The (+) button is "on" and (–) is "off".]
5. The change is stored until you adjust it again.
6. Repeat steps 2-5 to adjust an additional item, or press "Right-Click" on your remote control to quit the menu display.
OPERATION
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50
VIDEO RGB AUTO PICTURE ON RGB AUTO PICTURE OFF