Acer ED320QR bi 32" Curved Monitor - Manual (Page 28)

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System adjustment
1. Double-click Button 1 to open the OSD.
2. Use Buttons 3/4 to select System from the OSD. Double-press Button 1 to
navigate to the setting you want to adjust.
3. Use Buttons 3/4 to adjust the slider.
4. Input: Select an available source from the available input sources.
5. Auto Source: Automatically searches for available input sources.
6. Hot Key Assignment: Select the function of Hotkey 1 or Hotkey 2
7. Wide Mode: Choose the screen aspect ratio to use. The options are full screen
and aspect ratio.
8. DDC/CI: The monitor can be set using computer software.
Note: DDC/CI (abbreviation for Display Data Channel/Command Interface)
can send monitor controls through software.
9. HDMI Black Level: Select the black level under the HDMI source. Options are
normal and low.
10. Quick Start Mode: Quickly enable the monitor.