ASRock X370 Pro4 User Manual - Page 34

pin ATX12V1, Serial Port Header

Page 34 highlights

X370 Pro4 ATX Power Connector (24-pin ATXPWR1) (see p.6, No. 7) ATX 12V Power Connector (8-pin ATX12V1) (see p.6, No. 1) Serial Port Header (9-pin COM1) (see p.6, No. 22) TPM Header (17-pin TPMS1) (see p.6, No. 23) PCICLK FRAME PCIRST# LAD3 +3V LAD0 +3VSB GND GND SMB_CLK_MAIN SMB_DATA_MAIN LAD2 LAD1 GND S_PWRDWN# SERIRQ# GND 12 24 1 13 8 5 4 1 RRXD1 DDTR#1 DDSR#1 CCTS#1 1 RRI#1 RRTS#1 GND TTXD1 DDCD#1 1 This motherboard provides a 24-pin ATX power connector. To use a 20-pin ATX power supply, please plug it along Pin 1 and Pin 13. This motherboard provides a 8-pin ATX 12V power connector. To use a 4-pin ATX power supply, please plug it along Pin 1 and Pin 5. This COM1 header supports a serial port module. This connector supports 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. English 29

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X370 Pro4
29
English
ATX Power Connector
(24-pin ATXPWR1)
(see p.6, No. 7)
°is motherboard pro-
vides a 24-pin ATX power
connector. To use a 20-pin
ATX power supply, please
plug it along Pin 1 and Pin
13.
ATX 12V Power
Connector
(8-pin ATX12V1)
(see p.6, No. 1)
°is motherboard
provides a 8-pin ATX 12V
power connector. To use a
4-pin ATX power supply,
please plug it along Pin 1
and Pin 5.
Serial Port Header
(9-pin COM1)
(see p.6, No. 22)
°is COM1 header
supports a serial port
module.
TPM Header
(17-pin TPMS1)
(see p.6, No. 23)
°is connector supports
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.
12
1
24
13
5
1
8
4
CCTS#1
RRTS#1
DDSR#1
DDTR#1
RRXD1
GND
TTXD1
DDCD#1
1
RRI#1
1
GN
D
SMB_DATA_MAIN
LAD2
LAD1
GN
D
S_PWRDWN
#
SERIRQ
#
GN
D
P
CICL
K
P
CIRST
#
LAD3
+3
V
LAD0
+
3VS
B
GN
D
FRAM
E
SMB_CLK_MAIN