Optoma Technology HD81 manual Overscan Adjustment, Edge Masking

User Controls

	16:9	4:3	Native	LBX	Format 1	Format 2
					(Default 16:9)	(Default 4:3)
Edge Masking	O	O	O	O	*	*
Overscan	O	O	X	O	Step 2	Step 2
Image Shift	O	X	X	O	O	X
O : Available
X : Not Available

Overscan Adjustment

Overscan function that removes the noise in a video image.

English

Edge Masking

There are four Mask effects -- top, down, left and right -- which provide pure black bars to mask the input image.

1)Press the “Menu” button on the remote.

2)Use “”, “” to highlight the DISPLAY category, press “Enter” or “” to select this adjustment category. Use “ ”, “” arrow keys to highlight the “Edge Masking” adjustment item.

3)Press “Enter” or “” to enter this adjustment item. The Menu disappears and a sub menu as shown.

4)Use “”, “” to select “Setting”, then press “Enter” or “

”to enter the mask size setting.

5)Press the buttons “”, “”, “”, “” to select one edge/direction (Up, Down, left or Right) for the edge mask. Press “Enter” when finished.

6)Use “”, “”, “”, “” arrow keys to adjust the edge size.

7)User can use “Mask Back Color” to fine-tune background color (gray level). Select the item and a bar will appear, as follows. Use “”, “” to change each bit and use “”, “

”to change values. The range of values is 0~255.

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