CPU Fan / Waterpump
Fan Connector
(4-pin CPU_FAN2/WP)
(see p.1, No. 4)
ATX Power Connector
(24-pin ATXPWR1)
(see p.1, No. 6)
ATX 12V Power
Connector
(8-pin ATX12V1)
(see p.1, No. 1)
Serial Port Header
(9-pin COM1)
(see p.1, No. 23)
TPM Header
(17-pin TPMS1)
(see p.1, No. 25)
1
GND
2
FAN_VOLTAGE
CPU_FAN_SPEED
3
FAN_SPEED_CONTROL
4
12
24
13
1
8
5
4
1
RRXD1
DDTR#1
DDSR#1
CCTS#1
1
RRI#1
RRTS#1
GND
TTXD1
DDCD#1
1
This motherboard pro-
vides a 4-Pin CPU fan
(Quiet Fan) connector.
If you plan to connect a
3-Pin CPU fan, please
connect it to Pin 1-3.
This motherboard pro-
vides a 24-pin ATX power
connector. To use a 20-pin
ATX power supply, please
plug it along Pin 1 and Pin
13.
This motherboard
provides a 8-pin ATX 12V
power connector. To use a
4-pin ATX power supply,
please plug it along Pin 1
and Pin 5.
This COM1 header
supports a serial port
module.
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.
B450 Pro4
31