ASROCK Rack X570D4U, User Manual

Page: 39 / 90

X570D4U
X570D4U-2L2T
X570D4U-2L2T/BCM
32 33
English
PSU SMBus Header
(5-pin PSU_SMB1)
(see p.7, No. 3)
+3V
1
GND
ALERT
SMBCLK
SMBDATA
PSU SMBus monitors the
status of the power supply, fan
and system temperature.
Intelligent Platform
Management Bus Header
(4-pin IPMB_1)
(see p.7, No. 32) IPMB_SDA
IPMB_SCL
No Connect
GND
This 4-pin connector is used
to provide a cabled base-board
or front panel connection for
value added features and 3rd-
party add-in cards, such as
Emergency Management cards,
that provide management
features using the IPMB.
Baseboard Management
Controller SMBus Header
(5-pin BMC_SMB_1)
(see p.7, No. 31)
BMC_SMB_PRESENT_1_N
Power
BMC_SMBCLK
GND
BMC_SMBDATA
The header is used for the
SMBUS devices.
Chassis Speaker Header
(4-pin SPEAKER1)
(see p.7, No. 30)
1
+5V
DUMMY
DUMMY
SPEAKER
Please connect the chassis
speaker to this header.
SATA DOM Power
Connector
(3-pin SATAPWR1)
(see p.7, No. 10)
GND
N
/
C
+5V
Please connect the power cable
on the SATA DOM to this
connector.
SPI TPM Header
(13-pin TPM_BIOS_PH1)
(see p.7, No. 18)
1
SPI_DQ3
SPI_PWR
SPI_DQ2
SPI_CS0
Dummy
CLK SPI_MISO
SPI_MOSI GND
SPI_TPM_CS#
RST#
RSMRST#
TPM_PIRQ
This connector supports SPI
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.