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Serial port Header
(9-pin COM1)
(see p.2 No. 24)
Chassis Intrusion Header
(2-pin CI1)
(see p.2, No. 27)
Print Port Header
AFD#
(25-pin LPT1)
(see p.2, No. 23)
1
STB#
TPM Header
(17-pin TPMS1)
(see p.2, No. 22)
ASRock FM2A75M Pro4+ Motherboard
1
GND
Signal
ERROR#
PINIT#
GND
SLIN#
SPD7
SPD6
ACK#
SPD5
BUSY
SPD4
PE
SPD3
SLCT
SPD2
SPD1
SPD0
This COM1 header supports a
serial port module.
This motherboard supports
CASE OPEN detection feature
that detects if the chassis cover
has been removed. This feature
requires a chassis with chassis
intrusion detection design.
This is an interface for print
port cable that allows
convenient connection of printer
devices.
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.
27
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