Dahua DH-XVR5104HS-4KL-I3 User Manual page 94

Parameter
AI Rule
SMD Preview
Live Audio
Volume
Transparency
Resolution
Live Mode
Enable
Output Port
Sub
Screen
Resolution
Show Message
The main menu does not display on the extra screen.

If you do not enable the extra screen function, both the VGA port and HDMI port display the

same image.
5.2.8.2 Configuring Zero-Channel Settings
You can view several video sources on one channel on the web end.
Select Main Menu > DISPLAY > Zero-Channel.
Description
Select the AI Rule checkbox to enable AI rule showing function. It is
enabled by default. .
Display the SMD rule box while preview. It is disabled by default.
Select the Live Audio checkbox to enable the audio adjustment
function in the channel window on the live view screen.
Move the slider to adjust the volume of live audio.
Configure the transparency of the graphical user interface (GUI). The
higher the value, the more transparent the GUI becomes.
Select resolution for the video. The default resolution for VGA port
and HDMI port is 1280×1024.
Some of the resolution options might not be supported on the HDMI
port.
General: No information is displayed on the channel window.
AI Mode: Displays the detected face snapshots.
Not all models support this function.
Enable extra screen function. After this function is enabled, you can
select which port as extra screen port, and the other port
automatically becomes the main screen port.
Select the VGA port or HDMI port as the port connected by a
secondary monitor. For example, if you select HDMI port as the extra
screen port, the VGA port automatically becomes the main screen
port.
Select resolution for the video. The default resolution for VGA port
and HDMI port is 1280 × 720.
Some of the resolution options might not be supported on the HDMI
port.
After it is enabled, the sub screen will display alarm message when
an alarm is triggered.
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User's Manual