Viewsonic PJ551D 用户手册

Turn the projector on or off.
Four directional buttons

Use four directional buttons to

select items or make adjustments

to your selection.
Menu

Display or exit the on-screen display

menus.
Enter

Confirm the selection.
Keystone 

S

T

Adjust image distortion caused by

tilting the projector.
Page 

S

T

This button has same function as
Page Up / Page Down button in a
PC keyboard. This function is only
available when the projector is
connected to a computer via a
USB cable.
Source

Manually selects an input source.
Freeze

Press "Freeze" to pause the
screen image. Press again to
cancel the Freeze function.
Blank

Cut off the screen temporarily. Press

again to cancel the Blank function.
ViewMatch

Switch the white intensity between 3

and 10.
Auto

Automatically adjust frequency

and phase. This function is

available for computer mode only.

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