24
English
ATX 12V Power
Connector
(8-pin ATX12V1)
(see p.1, No. 4)
his motherboard pro-
vides an 8-pin ATX 12V
power connector. To use a
4-pin ATX power supply,
please plug it along Pin 1
and Pin 5.
SLI/XFIRE Power
Connectors
(4-pin SLI/XFIRE_
PWR1)
(see p.1, No. 25)
(4-pin SLI/XFIRE_
PWR2)
(see p.1, No. 24)
Please connect these
connectors to the
power supply when
three graphics cards
are installed on this
motherboard.
Infrared Module Header
(5-pin IR1)
(see p.1, No. 21)
his header supports an optional
wireless transmitting and
receiving infrared module.
Serial Port Header
(9-pin COM2)
(see p.1, No. 20)
his COM1 header
supports a serial port
module.
TPM Header
(17-pin TPMS1)
(see p.1, No. 6)
his connector supports
Trusted Platform Module
(TPM) system, which can
securely store keys, digital
certiicates, passwords,
and data. A TPM system
also helps enhance
network security, protects
digital identities, and
ensures platform integrity.
GND
IRRX
DUMMY
+5VSB
IRTX
1
4 1
8 5
Summary of Contents for H81 Pro BTC
Page 2: ......
Page 16: ...14 English 4 5 3 ...
Page 18: ...16 English 2 2 Installing the CPU Fan and Heatsink 1 2 C P U _ F A N ...
Page 20: ...18 English 1 2 3 ...
