ASROCK B650D4U - Page 38

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ATX 12V Power
Connectors
(8-pin ATX12V1)
(8-pin ATX12V2)
4
8
1
5
12V
GND
is motherboard provides
one 8-pin and one 4-pin ATX
12V power connectors.
SPI TPM Header
(13-pin TPM_BIOS_PH1)
SPI_WP
SPI_CS
MISO
RSMRST#
TPM_CS#
SPI PIRQ
SPI_RST
MOSI
SPI_CLK
+1.8VSB
GND
SPI_HOLD
X
1
is connector supports
Trusted Platform Module
(TPM) system for SPI
interface, which can securely
store keys, digital certicates,
passwords, and data. A TPM
system also helps enhance
network security, protects
digital identities, and ensures
platform integrity.
PSU SMBus Header
(5-pin PSU_SMB1)
+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)
IPMB_SD
A
IPMB_SCL
GND
No connect
is 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)
BMC_SMB_PRESENT_1_N
Power
BMC_SMBCLK7
GND
BMC_SMBDATA7
e header is used for the SM
BUS devices.
PWM Conguration
Header
(3-pin PWM _CFG1)
GND
SMB_DATA_VSB
SMB_CLK_VSB
1
is header is used for PWM
congurations.