ASROCK FM2A75 PRO04+ - Page 30

26
Serial port Header This COM1 header supports a
(9-pin COM1)
serial port module.
(see p.11 No. 22)
CCTS# 1
RRTS#1
DDSR#1
DDTR#1
RRXD1
GND
TTXD 1
DDCD#1
1
RRI#1
Chassis Intrusion Header This motherboard supports
(2-pin CI1)
CASE OPEN detection feature
(see p.11, No. 24)
that detects if the chassis cover
has been removed. This feature
requires a chassis with chassis
intrusion detection design.
1
Signal
GND
TPM Header This connector supports
(17-pin TPMS1)
Trusted Platform Module (TPM)
(see p.11, No. 23)
system, which can securely
 storekeys,digitalcerticates,
passwords, and data. A TPM
system also helps enhance
network security, protects
digital identities, and ensures
platform integrity.
1