ASRock J3455B-ITX User Manual - Page 22
Platform Module TPM system, Serial Port Header
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J3455B-ITX J3355B-ITX Chassis Intrusion Header (2-pin CI1) (see p.5, No. 14) 1 GND Signal This motherboard supports CASE OPEN detection feature that detects if the chassis cove has been removed. This feature requires a chassis with chassis intrusion detection design. TPM Header (17-pin TPMS1) (see p.5, No. 4) PCIRST# FRAME PCICLK 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. Serial Port Header (9-pin COM1) (see p.5, No. 13) RRXD1 DDTR#1 DDSR#1 CCTS#1 1 RRI#1 RRTS#1 GND TTXD1 DDCD#1 This COM1 header supports a serial port module. English 17
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English
J3455B-ITX
J3355B-ITX
Chassis Intrusion Header
(2-pin CI1)
(see p.5,
No. 14)
°is motherboard
supports CASE OPEN
detection feature that
detects if the chassis cove
has been removed. °is
feature requires a chassis
with chassis intrusion
detection design.
TPM Header
(17-pin TPMS1)
(see p.5,
No. 4)
°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.
Serial Port Header
(9-pin COM1)
(see p.5, No. 13)
°is COM1 header
supports a serial port
module.
PCIRST#
FRAME
PCICLK
CCTS#1
RRTS#1
DDSR#1
DDTR#1
RRXD1
GND
TTXD1
DDCD#1
1
RRI#1
1
Signal
GND