BOXLIGHT 12SF manual Keystone +, Forward/back buttons remote only, Power button

Keystone + -

Use this feature to adjust the image vertically and make a squarer image.

1Press the keystone + button to reduce the upper part of the image, and press the keystone - button to reduce the lower part. You can also adjust keystone from the Display menu (see page 34 for details on the menu).

increasing keystone decreasing keystone

FIGURE 25

Adjusting the keystone

Forward/back buttons (remote only)

These buttons are not used with video sources.

These buttons act like the page up and page down buttons on your computer’s keyboard. You can use them to advance through a slide show in PowerPoint™ presentations. To use this feature, you must purchase an optional M1-DA cable and connect the USB connector on that cable to the computer.

Up/down/left/right arrow buttons (remote only)

Use these buttons to navigate through and make adjustments to the on-screen menus. See “Using the On-Screen Menus” on page 33 for details.

Power button

This turns the lamp on and off. See page 12 for startup instruc- tions and see page 22 for shutdown instructions.

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