Asus TUF GAMING B450M-PLUS II Manual page 15

16. SPI TPM header
This header supports a Trusted Platform Module (TPM) system with a
Serial Peripheral Interface (SPI), allowing you to securely store keys,
digital certificates, passwords, and data. A TPM system also helps
enhance network security, protects digital identities, and ensures platform
integrity.
17. 10-1 pin System Panel header
This header supports several chassis-mounted functions.
• System power LED (2-pin +PWR_LED-)
This 2-pin header is for the system power LED. Connect the chassis
power LED cable to this header. The system power LED lights up
when you turn on the system power, and blinks when the system is
in sleep mode.
• Hard disk drive activity LED (2-pin +HDD_LED-)
This 2-pin header is for the HDD Activity LED. Connect the HDD
Activity LED cable to this header. The HDD LED lights up or flashes
when data is read from or written to the HDD.
• Power button/Soft-off button (2-pin PWR_BTN)
This header is for the system power button.
• Reset button (2-pin RESET)
This 2-pin header is for the chassis-mounted reset button for system reboot without
turning off the system power.
18. BIOS Flashback™ LED
The FlashBack™ LED lights up or blinks to indicate the status of the
BIOS FlashBack™.
Scan the QR code for more information on BIOS FlashBack™
function.
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PIN 1
TPM
F_PANEL
+PWR_LED- PWR_BTN
PIN 1
+HDD_LED- RESET
1-5