Acer PREDATOR X34 OLED User Manual - Page 28

When HDR = Auto, some parameters: ACM, Gamma, Contrast, Black, Max Brightness: Default is off.

Page 28 highlights

English 8. HDR: Can control (off / Auto) the default is off, set to auto will automatically detect and deal with HDR signal. Note: 1. When HDR = Auto, the Modes will also be automatically set to "HDR". 2. When HDR = Auto, some parameters: (ACM, Gamma, Contrast, Black Boost...) functions is gray out and disable, and if you change other adjustable parameters, the "Modes" will not jump to "User" Mode. 3. Because Xbox currently does not support HDR at FHD resolution, HDR function cannot be enabled while connected to Xbox. 9. Super Sharpness technology can simulate high-resolution images by boosting the pixel density of the original source. It can make images sharper and clear. 10. Max Brightness: Default is off. Note: Due to environmental considerations, the default brightness of the display will be low. It can be adjusted to your preferences with the following steps: step1: Go to OSD menu > picture > Max Brightness, and turn Off to On to increase the brightness. step2: Once Max Brightness is turned on, adjust Brightness value between 0100 to your preference. 14

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14
English
8.
HDR: Can control (off / Auto) the default is off, set to auto will automatically detect and
deal with HDR signal.
9.
Super Sharpness technology can simulate high-resolution images by boosting the pixel
density of the original source. It can make images sharper and clear.
10. Max Brightness: Default is off.
Note:
1.
When HDR = Auto, the Modes will also be automatically set to "HDR".
2.
When HDR = Auto, some parameters: (ACM, Gamma, Contrast, Black
Boost…) functions is gray out and disable, and if you change other
adjustable parameters, the “Modes” will not jump to "User" Mode.
3.
Because Xbox currently does not support HDR at FHD resolution, HDR
function cannot be enabled while connected to Xbox.
Note:
Due to environmental considerations, the default brightness of the display will
be low. It can be adjusted to your preferences with the following steps:
step1: Go to OSD menu > picture > Max Brightness, and turn Off to On to
increase the brightness.
step2: Once Max Brightness is turned on, adjust Brightness value between 0-
100 to your preference.