ASROCK J1900D2Y User Manual page 28

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ATX Power Connector
(24-pin ATXPWR1)
(see p.6, No. 2)
ATX 12V/19V Power
Connector
(4-pin DCPWR1)
(see p.6, No. 5)
TPM Header
(17-pin TPM1)
(see p.6, No. 27)
PSU SMBus Connector
(5-pin PSU_SMB1)
(see p.6, No. 3)
Non Maskable Interrupt
Button Header
(NMI_BTN1)
(see p.6, No. 25)
22
12
24
2
4
GND
12V
1
3
1
ALERT
SMBCLK
+3VSB
1
SMBDATA
GND
+3VSB
1
CONTROL
his motherboard provides a
24-pin ATX power connector.
1
To use a 20-pin ATX power
supply, please plug it along Pin
13
1 and Pin 13.
his motherboard provides
one 4-pin ATX 12V/19V power
connector.
his connector supports
Trusted Platform Module
(TPM) system, which can
securely store keys, digital
certiicates, passwords, and
data. A TPM system also helps
enhance network security,
protects digital identities, and
ensures platform integrity.
PSU SMBus monitors the
status of the power supply, fan
and system temperature.
Please connect a NMI device
to this header.

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