Asus P7H55-M SI - Manual (Page 24)

7. System panel connector (10-1 pin F_PANEL)
This connector supports several chassis-mounted functions.
• System power LED (2-pin PLED)
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 +HDLED)
This 2-pin connector is for the HDD Activity LED. Connect the HDD Activity LED cable
to this connector. The IDE LED lights up or flashes when data is read from or written to
the HDD.
• Power/Soft-off button (2-pin PWRBTN)
This 2-pin 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.
P7H55-M SI
PIN 1
PWR BTN
PLED
+
PLED
-
PWR GND
IDE_LED
+
IDE_LED
-
Groun
d
Rese
t
F_PANEL
PWR LED
HD_LED RESET
P7H55-M SI System panel connector
8. 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.
P7H55-M SI
P7H55-M SI TPM Connector
PIN 1
TPM
GND
F_LAD2
F_LAD1
GND
F_SERIRQ#
F_CLKRUN#
C_PCICLK_TPM
F_FRAME#
S_PLTRST#
F_LAD3
+3V
F_LAD0
+3VSB
GND
S_PWRDWN#
The TPM module is purchased separately.
Chapter 1: Product introduction 1-14