1.3.4Layout contents

Connectors/Jumpers/Slots/LED

Page

1.

Keyboard power (3-pin KBPWR)

1-21

2.

USB device wake-up (3-pin USBPW1-4, 3-pin USBPW5-10)

1-21

3.

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

1-24

4.

AMD FM2 socket

1-7

5.

CPU and chassis fan connectors (4-pin CPU_FAN and 3-pin CHA_FAN)

1-23

6.

DDR3 DIMM slots

1-11

7.

SATA 3.0Gb/s connectors (7-pin SATA3G_1~6)

1-25

8.

Standby power LED (SB_PWR)

1-4

9.

System panel connector (10-1 pin F_PANEL)

1-26

10.

Speaker connector (4-pin SPEAKER)

1-26

11.

Clear RTC RAM (3-pin CLRTC)

1-20

12.

USB 2.0 connectors (10-1 pin USB56, USB78, USB910)

1-28

13.

LPT connector (26-1 pin LPT)

1-25

14.

Digital audio connector (4-1 pin SPDIF_OUT)

1-27

15.

Front panel audio connector (10-1 pin AAFP)

1-27

16.

Serial port connector (10-1 pin COM)

1-28

1.4Accelerated Processing Unit (APU)

This motherboard comes with an FM2 socket designed for AMD® A-series accelerated processors with AMD® Radeon™ HD 7000 series graphics.

Ensure that you use a APU designed for the FM2 socket. The APU fits in only one correct orientation. DO NOT force the APU into the socket to prevent bending the pins and damaging the APU!

F2A55-M LK PLUS

F2A55-M LK PLUS APU socket FM2

ASUS F2A55-M LK Series

1-7