Asus TUF GAMING B550-PLUS WIFI II Manual page 13

Ensure to connect the 8-pin power plug.
• For a fully configured system, we recommend that you use a power supply unit
(PSU) that complies with ATX 12V Specification 2.0 (or later version) and provides a
minimum power of 350 W.
• We recommend that you use a PSU with a higher power output when configuring a
system with more power-consuming devices. The system may become unstable or
may not boot up if the power is inadequate.
• If you are uncertain about the minimum power supply requirement for your system, we
recommend you to refer to online resources for Power Supply Wattage Calculator.
6. M.2 Slots (Key M)
The M.2 slots allow you to install M.2 devices such as M.2 SSD modules.
• For AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors, M.2_1 slot supports
PCIe 4.0 x4 mode and SATA mode Key M design and type 2242/2260/2280/22110
storage devices.
• For AMD Ryzen™ 5000 G-Series/ 4000 G-Series Desktop Processors, M.2_1
slot supports PCIe 3.0 x4 mode and SATA mode Key M design and type
2242/2260/2280/22110 storage devices.
• For AMD B550 chipset, M.2_2 slot supports PCIe 3.0 x4 mode and SATA mode Key
M design and type 2242/2260/2280/22110 storage devices.
7. SATA 6Gb/s ports
The SATA 6Gb/s ports allow you to connect SATA devices such as optical disc drives and
hard disk drives via a SATA cable.
8. USB 3.2 Gen 1 header
The USB 3.2 Gen 1 header allows you to connect a USB 3.2 Gen
1 module for additional USB 3.2 Gen 1 ports. The USB 3.2 Gen 1
header provides data transfer speeds of up to 5 Gb/s.
The USB 3.2 Gen 1 module is purchased separately.
9. USB 2.0 headers
The USB 2.0 headers allow you to connect USB modules for additional USB
2.0 ports. The USB 2.0 headers provide data transfer speeds of up to 480
Mb/s.
DO NOT connect a 1394 cable to the USB connectors. Doing so will
damage the motherboard!
The USB 2.0 module is purchased separately.
10. AURA Addressable Gen 2 headers
The Addressable Gen 2 headers allow you to connect individually
addressable RGB WS2812B LED strips or WS2812B based LED strips.
ASUS TUF GAMING B550-PLUS WIFI II
PIN 1
USB3+5V
USB3+5V IntA_P1_SSRX-
IntA_P2_SSRX- IntA_P1_SSRX+
IntA_P2_SSRX+ GND
GND IntA_P1_SSTX-
IntA_P2_SSTX- IntA_P1_SSTX+
IntA_P2_SSTX+ GND
GND IntA_P1_D-
IntA_P2_D- IntA_P1_D+
IntA_P2_D+ GND
PIN 1
ADD_GEN 2
1-3