Optoma ZH500UST ZU500UST_ZH500UST_UM - Page 35

Digital Zoom, Geometric Correction, Ceiling

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User Controls Digital Zoom ¾¾Press the ◄ button to reduce the size of an image. ¾¾Press the ► button to magnify an image on the projection screen. Geometric Correction ¾¾Use keystone or 4 corner adjustment features to get perfect, rectangular images. ¾¾V. Keystone: Adjust image distortion vertically. If the image looks trapezoidal, this option can help make the image rectangular. ¾¾H. Keystone: Adjust image distortion horizontally. If the image looks trapezoidal, this option can help make the image rectangular. ¾¾4 Corner On/Off: Select "On" to activate 4 corners correction functions. ¾¾Grid Color: Set 4 corners correction function grid color. ¾¾4 Corner Adjust: Adjust the image 4 corners pixel by pixel to make the image rectangular. ¾¾4 Corner Reset: Return the factory default settings for H/V Keystone and 4 corners parameters. Ceiling ¾¾Front: The image is projected straight on the screen. ¾¾Front Ceiling: This is the default selection. When selected, the image will turn upside down. ¾¾Rear: When selected, the image will appear reversed. ¾¾Rear Ceiling: When selected, the image will appear reversed in upside down position. 35 English

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35
English
User Controls
Digital Zoom
¾
Press the ◄ button to reduce the size of an image.
¾
Press the ► button to magnify an image on the projection
screen.
Geometric Correction
¾
Use keystone or 4 corner adjustment features to get perfect,
rectangular images.
¾
V. Keystone: Adjust image distortion vertically. If the image
looks trapezoidal, this option can help make the image
rectangular.
¾
H. Keystone: Adjust image distortion horizontally. If the
image looks trapezoidal, this option can help make the image
rectangular.
¾
4 Corner On/Off: Select “On” to activate 4 corners correction
functions.
¾
Grid Color: Set 4 corners correction function grid color.
¾
4 Corner Adjust: Adjust the image 4 corners pixel by pixel to
make the image rectangular.
¾
4 Corner Reset: Return the factory default settings for H/V
Keystone and 4 corners parameters.
Ceiling
¾
Front: The image is projected straight on the screen.
¾
Front Ceiling: This is the default selection. When selected, the
image will turn upside down.
¾
Rear: When selected, the image will appear reversed.
¾
Rear Ceiling: When selected, the image will appear reversed in
upside down position.