1.3.4Layout contents

Connectors/Jumpers/Slots/LED

Page

1.

USB device wake-up (USBPW12)

1-22

2.

ATX power connectors (24-pin EATXPWR, 4-pin ATX12V)

1-26

3.

P/S 2 device wakeup (PS_USBPW34)

1-21

4.

CPU and chassis fan connectors (4-pin CPU_FAN, 4-pin CHA_FAN)

1-27

5.

Intel® LGA1155 CPU socket

1-8

6.

DDR3 DIMM slots

1-13

7.

Intel® B75 Serial ATA 3.0Gb/s connectors (7-pin SATA3G_1~5 [blue])

1-29

8.

Intel® B75 Serial ATA 6.0Gb/s connector (7-pin SATA6G_1 [gray])

1-30

9.

USB 3.0 connector (20-1 pin USB3_34)

1-30

10.

System panel connector (10-1 pin F_PANEL)

1-28

11.

Speaker connector (4-pin SPEAKER)

1-29

12.

USB 2.0 connectors (10-1 pin USB56, USB78)

1-31

13.

Onboard LED (SB_PWR)

1-32

14.

Clear RTC RAM (3-pin CLRTC)

1-20

15.

Front panel audio connector (10-1 pin AAFP)

1-25

ASUS B75M-A

1-7