ASRock B450M-HDV R4.0 User Manual - Page 34
Trusted Platform Module, Serial Port Header
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ATX 12V Power Connector (4-pin ATX12V1) (see p.6, No. 1) Serial Port Header (9-pin COM1) (see p.6, No. 14) TPM Header (17-pin TPMS1) (see p.6, No. 15) GND SERIRQ # S_PWRDWN # GN D LAD1 LAD2 SMB_DATA_MAIN SMB_CLK_MAIN GN D +3VS B LAD0 +3V LAD3 PCIRST # FRAM E PCICLK B450M-HDV R4.0 This motherboard provides a 4-pin ATX 12V power connector. RRXD1 DDTR#1 DDSR#1 CCTS#1 1 RRI#1 RRTS#1 GND TTXD1 DDCD#1 This COM1 header supports a serial port module. GN D This connector supports Trusted Platform Module 1 (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
B450M-HDV R4.0
29
English
ATX 12V Power
Connector
(4-pin ATX12V1)
(see p.6, No. 1)
°is motherboard
provides a 4-pin ATX 12V
power connector.
Serial Port Header
(9-pin COM1)
(see p.6, No. 14)
°is COM1 header
supports a serial port
module.
TPM Header
(17-pin TPMS1)
(see p.6, No. 15)
°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.
CCTS#1
RRTS#1
DDSR#1
DDTR#1
RRXD1
GND
TTXD1
DDCD#1
1
RRI#1
1
GND
SMB_DATA_MAIN
LAD2
LAD1
GND
S_PWRDWN #
SERIRQ #
GN
D
PCICLK
PCIRST #
LAD3
+3V
LAD0
+3VS B
GND
FRAM E
SMB_CLK_MAIN