1-4
Chapter 1: Product introduction
13. Front panel audio header
This header is for a chassis-mounted front panel audio I/O module that
supports HD audio standard. Connect one end of the front panel audio
I/O module cable to this header.
•
We recommend that you connect a high-definition front panel
audio module to this header to avail of the motherboard’s high-
definition audio capability.
•
If you want to connect a high-definition front panel audio
module to this header, set the Front Panel Type item in the
BIOS setup to [HD Audio]. By default, this header is set to [HD
Audio].
14. Speaker header
The 4-pin header is for the chassis-mounted system warning speaker. The
speaker allows you to hear system beeps and warnings.
15. 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.
16. 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.
AAFP
AGND NC SENSE1_RETUR
SENSE2_RETUR
PORT1 L PORT1 R PORT2 R
SENSE_SEND
PORT2 L
HD-audio-compliant
pin definition
SPEAKER
PIN 1
Speaker Out
GND
GND
+5V
TPM
PIN 1
T_SPI_MOSI
T_SPI_CLK
GND
F_BIOS_WP#_R
S_SPI_TPM_CS2#
S_SPI_TPM_IRQ#
F_SPI_HOLD#_R
T_SPI_MISO
F_SPI_CS0#_R
+3V_SPI
F2_SPI_CS1#_R
S_PLTRST#
VCCSPI
F_PANEL
PIN 1
PWR_BTN
+PWR_LED-
+HDD_LED-
RESET
GND
PWR
PWR_LED-
(NC)
HWRST#
Ground
HDD_LED-