(3-pin PWR_FAN1) (see p.10, No. 1)

CPU Fan Connectors

(4-pin CPU_FAN1)

(see p.10, No. 3)

(3-pin CPU_FAN2) (see p.10, No. 4)

FAN_SPEED_CONTROL

CPU_FAN_SPEED

+12V GND

GND +12V

CPU_FAN_SPEED

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.

ATX Power Connector

12

24

(24-pin ATXPWR1)

 

 

(see p.10, No. 7)

 

 

 

1

13

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.

ATX 12V Power

Connector

(8-pin ATX12V1)

(see p.10, No. 2)

8

4

5

1

This 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.

Infrared Module Header

 

 

+5VSB

This header supports an optional

(5-pin IR1)

 

IRTX

wireless transmitting and

 

 

DUMMY

(see p.10, No. 25)

1

 

GND

receiving infrared module.

 

 

 

 

 

 

 

IRRX

 

 

 

 

 

 

English

Serial Port Header

(9-pin COM1)

(see p.10, No. 23)

1

RRXD1

DDTR#1

DDSR#1

CCTS#1

RRI#1

RRTS#1

GND

TTXD1

DDCD#1

This COM1 header supports a serial port module.

26

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ASRock B85iCafe4 manual ATX Power Connector Pin ATXPWR1 See p.10, No