14
English
Serial port Header This COM1 header supports a
(9-pin COM1)
serial port module.
(see p.1 No. 18)
CCTS#1
RRTS#1
DDSR#1
DDTR#1
RRXD1
GND
TTXD1
DDCD#1
1
RRI#1
ATX 12V Power Connector Please connect an ATX 12V
(4-pin ATX12V1)
power supply to this connector.
(see p.1 No. 1)
Chassis Intrusion Header
(2-pin CI1)
(see p.1, No. 19)
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.
1
Signal
GND
TPM Header
(17-pin TPMS1)
(see p.1, No. 4)
This connector supports Trust-
ed Platform Module (TPM)
system, which can securely
storekeys,digitalcerticates,
passwords, and data. A TPM
system also helps enhance
network security, protects
digital identities, and ensures
platform integrity.
1
LFRAME#_L
CK_33M_TPM
TPM_RST#
LAD3_L
+3V
LAD0_L
+3VSB
GNDF_CLKRUN#
SERIRQ#
S_PWRDWN#
GND
LAD1_L
LAD2_L
SMB_DATA_MAIN
SMB_CLK_MAIN
GND
Print Port Header
(25-pin LPT1)
(see p.1, No. 17)
1
AF D#
ER ROR#
PI NIT#
GN D
SL IN#
ST B#
SP D0
SP D1
SP D3
SP D2
SP D4
SP D5
SP D6
SP D7
AC K#
BU SY
PE
SL CT
This is an interface for print
port cable that allows
convenient connection of
printer devices.