User’s Manual

1-8
Chapter 1: Product Introduction
10. 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 PB650PS.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.
11. USB 3.2 Gen 1 (up to 5Gbps) ports. These 9-pin Universal Serial Bus (USB) ports
connect to a USB 3.2 Gen 1 device.
12. USB 3.2 Gen 2 (up to 10Gbps) port (USB Type-C
®
). This Universal Serial Bus 3.2
(USB 3.2) port is for USB 3.2 Gen 2 Type-C
®
devices.
13. USB 3.2 Gen 2 (up to 10Gbps) ports (teal blue, Type A). These 9-pin Universal
Serial Bus 3.2 (USB 3.2) ports are for USB 3.2 Gen 2 devices.
14. Vertical M.2 slot (Key E). The vertical M.2 slot (Key E) allows you to install an M.2
Wi-Fi module.
The M.2 Wi-Fi module is purchased separately.
15. Optical S/PDIF Out port. This port connects to the optical S/PDIF devices.
16. Microphone port (pink). This port connects a microphone.
Refer to the audio conguration table for the function of the audio ports in 2, 4, 5.1, or
7.1-channel conguration.
 Audio2,4,5.1or7.1-channelconguration
Port 2-channel 4-channel 5.1-channel 7.1-channel
Light Blue
(Rear panel)
- - -
Side Speaker
Out
Lime
(Rear panel)
Front Speaker
Out
Front Speaker
Out
Front Speaker
Out
Front Speaker
Out
Pink
(Rear panel)
- - - -
Black
(Rear panel)
-
Rear Speaker
Out
Rear Speaker
Out
Rear Speaker
Out
Orange
(Rear panel)
- -
Center/
Subwoofer
Center/
Subwoofer