Installing An Expansion Card; Back Panel Connectors - Gigabyte GA-990X-Gaming SLI User Manual

2 Modules
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4 Modules
1.
2.
of the same capacity, brand, speed, and chips be used and installed in the same colored sockets. For
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Installing 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.
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Back Panel Connectors

USB 2.0/1.1 Port
this port for USB devices.
PS/2 Keyboard/Mouse Port
Use this port to connect a PS/2 mouse or keyboard.
USB 2.0/1.1 Port
USB 3.1 Type-A Port (Red)
Use this port for USB devices.
USB 3.0/2.0 Port
Use this port for USB devices.
RJ-45 LAN Port
The Gigabit Ethernet LAN port provides Internet connection at up to 1 Gbps data rate. The following
Connection/
State
Orange
Green
Off
LAN Port
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- - - -
State
1 Gbps data rate
Blinking
100 Mbps data rate
On
10 Mbps data rate
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No data transmission or receiving is occurring