ASROCK B85M Pro4 Handbuch Seite 28

CPU Fan Connectors
(4-pin CPU_FAN1)
(see p.1, No. 3)
(3-pin CPU_FAN2)
(see p.1, No. 2)
ATX Power Connector
(24-pin ATXPWR1)
(see p.1, No. 7)
ATX 12V Power
Connector
(8-pin ATX12V1)
(see p.1, No. 4)
Infrared Module Header
(5-pin IR1)
(see p.1, No. 14)
Serial Port Header
(9-pin COM1)
(see p.1, No. 21)
26
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+12V
CPU_FAN_SPEED
GND
FAN_SPEED_CONTROL
GND
+12V
FAN_SPEED
12
1
8
4
IRTX
+5VSB
DUMMY
1
GND
IRRX
RRXD1
DDTR#1
DDSR#1
CCTS#1
1
RRTS#1
GND
TTXD1
DDCD#1
his 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.
his motherboard pro-
24
vides a 24-pin ATX power
connector. To use a 20-pin
ATX power supply, please
plug it along Pin 1 and Pin
13.
13
his motherboard pro-
5
vides an 8-pin ATX 12V
power connector. To use a
1
4-pin ATX power supply,
please plug it along Pin 1
and Pin 5.
his header supports an optional
wireless transmitting and
receiving infrared module.
his COM1 header
supports a serial port
module.
RRI#1