User Manual
The two memory sockets are divided into two channels and each channel has one memory socket as following:
 Channel A: DDR4_1
 Channel B: DDR4_2
Due to CPU limitations, read the following guidelines before installing the memory in Dual Channel mode.
1.  Dual Channel mode cannot be enabled if only one memory module is installed.
2.  When enabling Dual Channel mode with two memory modules, it is recommended that memory of 
the same capacity, brand, speed, and chips be used.
1-5 InstallinganExpansionCard
Read the following guidelines before you begin to install an expansion card:
 • Make sure the motherboard supports the expansion card. Carefully read the manual that came 
with your expansion card.
 • Always turn off the computer and unplug the power cord from the power outlet before installing an 
expansion card to prevent hardware damage.
1-6  Back Panel Connectors
PS/2 Keyboard and PS/2 Mouse Port
Use the upper port (green) to connect a PS/2 mouse and the lower port (purple) to connect a PS/2 keyboard.
Parallel Port
Use the parallel port to connect devices such as a printer, scanner and etc. The parallel port is also called 
a printer port.
Serial Port
Use the serial port to connect devices such as a mouse, modem or other peripherals.
D-Sub Port
The D-Sub port supports a 15-pin D-Sub connector and supports a maximum resolution of 1920x1200@60 Hz 
(the actual resolutions supported depend on the monitor being used). Connect a monitor that supports 
D-Sub connection to this port.
USB3.1Gen1Port
TheUSB3.1Gen1portsupportstheUSB3.1Gen1specicationandiscompatibletotheUSB2.0
specication.UsethisportforUSBdevices.
RJ-45 LAN Port
The Gigabit Ethernet LAN port provides Internet connection at up to 1 Gbps data rate. The following 
describes the states of the LAN port LEDs.
Activity LED
Connection/
Speed LED
LAN Port
Activity LED:
Connection/Speed LED:
State  Description
Orange 1 Gbps data rate
Green 100 Mbps data rate
Off 10 Mbps data rate
State  Description
Blinking Data transmission or receiving is occurring
Off No data transmission or receiving is occurring
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