Asus H81M-R Manual page 27

11. System panel connector (10-1 pin F_PANEL)
This connector supports several chassis-mounted functions.
H81M-R
H81M-R System panel connector
• System power LED (2-pin PWR_LED)
This 2-pin connector is for the system power LED. Connect the chassis power LED
cable to this connector. 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 connector is for the HDD Activity LED. Connect the HDD Activity LED cable
to this connector. The HDD LED lights up or flashes when data is read from or written
to the HDD.
• ATX power button/soft-off button (2-pin PWR_BTN)
This connector is for the system power button.
• Reset button (2-pin RESET)
This 2-pin connector is for the chassis-mounted reset button for system reboot without
turning off the system power.
12. TPM connector (20-1 pin TPM)
This connector supports a Trusted Platform Module (TPM) system, which can securely
store keys, digital certificates, passwords, and data. A TPM system also helps enhance
network security, protects digital identities, and ensures platform integrity.
H81M-R
H81M-R TPM Connector
The TPM module is purchased separately.
ASUS H81M-R
F_PANEL
GND
PWR
PWR_LED-
PWR_LED+
TPM
GND
LCLK
LFRAME#
NC
LREST#
LAD2
LAD3
LAD1
+3V
GND
LAD0
NC
NC
SERIRQ
+3VSB
CLKRUN#
GND
NC
LPCPD#
(NC)
HWRST#
Ground
HDD_LED-
HDD_LED+
PIN 1
1-19