User’s Manual

1-6
1.2.2 Rear panel connectors
1. PS/2 Keyboard/Mouse combo port. This port is for a PS/2 keyboard or mouse.
2. Video Graphics Adapter (VGA) port. This 15-pin port is for a VGA monitor or other
VGA-compatible devices.
3. USB 2.0 ports. These 4-pin Universal Serial Bus (USB) port are for USB 2.0 devices.
4. Ethernet port. This port allows Gigabit connection to a Local Area Network (LAN)
through a network hub. Refer to the table below for the Ethernet port LED indications.
Ethernet port LED indications
1
87
2 3
12 811 13
4 5 6
109
Activity/Link LED Speed LED
Status Description Status Description
OFF No link OFF 10 Mbps connection
ORANGE Linked ORANGE 100 Mbps connection
BLINKING Data activity GREEN 1 Gbps connection
5. Line In port (light blue). This port connects the tape, CD, DVD player, or other audio
sources.
6. Line Out port (lime). This port connects a headphone or a speaker. In 4-channel,
5.1-channel, and 7.1-channel congurations, the function of this port becomes Front
Speaker Out.
7. BIOS FlashBack
TM
button. BIOS FlashBack™ allows you to easily update the BIOS
without entering the existing BIOS or operating system.
To use BIOS FlashBack™:
1) Insert a USB storage device to the BIOS FlashBack™ port.
2) Visit https://www.asus.com/support/ and download the latest BIOS version for this
motherboard.
3) Manually rename the le as TGA520PW.CAP, or launch the BIOSRenamer.exe
application to automatically rename the le, then copy it to your USB storage device.
The BIOSRenamer.exe application is zipped together with your BIOS le when you
download a BIOS le for a BIOS FlashBack™ compatible motherboard.
4) Shut down your computer.
5) Press the BIOS FlashBack™ button for three (3) seconds until the BIOS FlashBack™
LED blinks three times, indicating that the BIOS FlashBack™ function is enabled.
6) Wait until the light goes out, indicating that the BIOS updating process is completed.
ACT/LINK
LED
SPEED
LED
Ethernet port
Chapter 1: Product Introduction