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ASRock B75 Pro3 Motherboard
English
2. If you have already installed the onboard VGA driver from our support CD to your
system, you can freely enjoy the benefits of dual monitor function after your
system boots. If you haven’t installed the onboard VGA driver yet, please install
the onboard VGA driver from our support CD to your system and restart your
computer.
2.8 Dual Monitor and Surround Display Features
Dual Monitor Feature
This motherboard supports dual monitor feature. With the internal VGA output sup-
port (DVI-D, D-Sub and HDMI), you can easily enjoy the benefits of dual monitor
feature without installing any add-on VGA cards to this motherboard. This mother-
board also provides independent display controllers for DVI-D, D-Sub and HDMI
to support dual VGA output so that DVI-D, D-Sub and HDMI can drive the same or
different display contents.
To enable dual monitor, please follow the steps below:
1. Connect a DVI-D monitor cable to the DVI-D port on the I/O panel, connect a
D-Sub monitor cable to the D-Sub port on the I/O panel or connect a HDMI
monitor cable to the HDMI port on the I/O panel.
HDMI port
D-Sub port
DVI-D port
D-Sub, DVI-D and HDMI monitors cannot be enabled at the same time.
You can only choose two of them.
