Optoma ZK400 User Manual page 32

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USING THE PROJECTOR
Enhanced Gaming menu
Enable this feature to reduce response times (input latency) during gaming to 4ms for HDMI Port 1. All geometry
settings (example: Keystone, Warping) will be disabled when Enhanced Gaming Mode is enabled. Additional
information below.
Note:
Only supported on HDMI1.
4ms is only supported with 1080p 240Hz signals when using a High-Performance Gaming PC with
appropriate Video Card.
Signal input lag table is below (values can vary slightly): 4K120Hz Signal is NOT supported.
Source Timing
1080p60
1080p120
1080p240
4K60
1080p60
1080p120
1080p240
4K60
Please note that when "Enhanced Gaming" mode is enabled – 3D Playback, Aspect Ratio, Zoom,
Image Shift, and Geometric Correction functions are disabled automatically. These functions and
settings will be restored when "Enhanced Gaming Mode" is disabled.
3D menu
3D Mode
Use this option to enable/disable the 3D mode function.
3D Sync Invert
Use this option to enable/disable the 3D sync invert function.
Aspect Ratio menu
Select the aspect ratio of the displayed image between the following options:
4:3: This format is for 4:3 input sources.
16:9/21:9/32:9: These formats are for 16:9/21:9/32:9 input sources, like HDTV and DVD enhanced for
Wide screen TV.
V-Stretch: This mode stretches a 2.35:1 image vertically removing the black bars.
Full screen: Use this special 2.0:1 aspect ratio to display both 16:9 and 2.35:1 aspect ratio movies
without black bars at the top and bottom of the screen.
Auto: Automatically selects the appropriate display format.
Note:
Detailed informations about V-Stretch mode:
±
Some Letter-Box Format DVDs are not enhanced for 16x9 TVs. In this situation, the image will not
look right when displaying image in 16:9 mode. In this situation, please try to use the 4:3 mode to
view the DVD. If the content is not 4:3, there will be black bars around the image in 16:9 display.
For this type of content, you can use V-Stretch mode to fill the image on the 16:9 display.
±
If you use an external anamorphic lens, this V-Stretch mode also allows you to watch a 2.35:1
content (include Anamorphic DVD and HDTV film source) that supports anamorphic wide is
enhanced for 16x9 Display in a wide 2.35:1 image. In this case, there are no black bars. Light
source power and vertical resolution are fully utilized.
32
English
Enhanced Gaming
Output Timing
On
On
On
On
Off
Off
Off
Off
Output Resolution
1080p240Hz
1080p240Hz
1080p240Hz
4K60
4K60
4K60
4K60
4K60
Input Lag
1080p
17ms
1080p
8.6ms
1080p
4ms
4K
16.9ms
1080p
33.8ms
1080p
17ms
1080p
8.6ms
4K
33.7ms

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