ASUS TUF GAMING B550-PLUS
1-7
1.2.2 Rear panel connectors
1. USB 3.2 Gen 2 (up to 10Gbps) port (teal blue, Type A). This 9-pin Universal Serial
Bus 3.2 (USB 3.2) port is for USB 3.2 Gen 2 devices.
2. Ethernet port. This port allows 2.5G Gigabit connection to a Local Area Network (LAN)
through a network hub. Refer to the table below for the Ethernet port LED indications.
Realtek RTL8125B 2.5G Ethernet port LED indications
10
6 7 8
14 15
11
12
11 13
5
9
Activity Link LED Speed LED
Status Description Status Description
OFF No link OFF
100 Mbps connection
GREEN Linked GREEN
2.5 Gbps connection
BLINKING Data activity ORANGE
1 Gbps / 100 Mbps /
10 Mbps connection
ACT/LINK
LED
SPEED
LED
LAN port
3. DisplayPort. This port is for a DisplayPort-compatible device.
4. USB 2.0 port with BIOS FlashBack
TM
function. Insert a USB storage device to this
USB 2.0 port to run BIOS FlashBack
TM
.
5. USB 2.0 port. This 4-pin Universal Serial Bus (USB) port is for USB 2.0 devices.
6. Center / Subwoofer port (orange). This port connects the center/subwoofer speakers.
7. Rear Speaker Out port (black). This port connects the rear speakers in a 4 channel,
5.1 channel, or 7.1 channel audio conguration.
8. Line In port (light blue). This port connects the tape, CD, DVD player, or other audio
sources.
9. USB 3.2 Gen 2 (up to 10Gbps) port (USB Type-C
®
). This 9-pin Universal Serial Bus
3.2 (USB 3.2) port is for USB 3.2 Gen 2 Type-C
®
devices.
10. BIOS FlashBack
TM
button. Press the BIOS FlashBack
TM
button for three seconds until
the FlashBack
TM
LED blinks three times, indicating that the BIOS FlashBack
TM
function
is enabled.