Asus Eye Care VL249HE 23.8" 16:9 Adaptive-Sync/FreeSync IPS Monitor - Manual (Page 21)

3-6 Chapter 3: General Instruction
• 4:3 is only available when input source is in 4:3 format 。 OverScan is only
available for the HDMI input source
• Phase adjusts the phase of the pixel clock signal. With a wrong phase
adjustment, the screen shows horizontal disturbances.
• Clock (pixel frequency) controls the number of pixels scanned by one
horizontal sweep. If the frequency is not correct, the screen shows vertical
stripes and the image is not proportional.
5. Sound (VL249Q only)
Adjust the sound settings to your preference.
Sound
Volume
Source
Mute
Standard Mode VGA 1920x1080@60Hz
ASUS VL249
• Volume: Adjusts the output volume level.
• Mute: Mute the output volume.
• Source: Adjusts audio source to “Line In” or “HDMI” (only available for
HDMI input); Adjusts audio source to “Line In” or “DisplayPort” (only
available for DisplayPort input).
6. Input Select
Select the input source from VGA, HDMI, DisplayPort(VL249Q only)
input signal.
Input Select
VGA
DisplayPort
HDMI
Standard Mode VGA 1920x1080@60Hz
ASUS VL249