Plug the Front USB 3.0 cable into the
Step 5
USB 3.0 header (USB3_0_1) on the
motherboard.
Rear USB 3.0 Bracket Installation Guide
Step 1
Unscrew the two screws from the Front
USB 3.0 Panel.
Screw the two screws into the rear
Step 3
USB 3.0 bracket.
2.10 Smart Switches
This motherboard has three smart switches: power switch, reset switch and clear
CMOS switch, allowing users to quickly turn on/off or reset the system or clear the
CMOS values.
Power Switch
(PWRBTN)
(see p.2 No. 26)
Reset Switch
(RSTBTN)
(see p.2 No. 25)
Clear CMOS Switch
(CLRCBTN)
(see p.3 No. 17)
ASRock 990FX Extreme4 Motherboard
The Front USB 3.0 Panel is ready
Step 6
to use.
Put the USB 3.0 cable and the
Step 2
rear USB 3.0 bracket together.
Put the rear USB 3.0 bracket into
Step 4
the chassis.
Power Switch is a smart switch,
allowing users to quickly turn
on/off the system.
Reset Switch is a smart switch,
allowing users to quickly reset
the system.
Clear CMOS Switch is a smart
switch, allowing users to quickly
clear the CMOS values
33