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Asus F2A55-M LK PLUS F2A55-M LK User's Manual - Page 18

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1.3.3 Motherboard layout F2A55-M LK Series motherboards include F2A55-M LK PLUS and F2A55-M LK models. The package contents vary from models. The layout illustrations in this user guide are for F2A55-M LK PLUS only. 12 3 45 6 20.8cm(8.2in) KBMS ATX12V DIGI +VRM CPU_FAN DVI KBPWR USBPW1-4 SOCKET FM2 DDR3 DIMM_A1 (64bit, 240-pin module) DDR3 DIMM_B1 (64bit, 240-pin module) EATXPWR SATA3G_5 SATA3G_6 24.4cm(9.6in) VGA 3 USB34 16 COM LAN_USB12 CHA_FAN 7 AUDIO 5 RTL 8111F Super I/O F2A55-M LK PLUS PCIEX16 PCIEX1_1 Lithium Cell CMOS Power PCIEX1_2 SB_PWR 8 AMD® A55 SATA3G_4 SATA3G_3 SATA3G_2 7 ALC 887 SPDIF_OUT AAFP PCI1 LPT USB910 USB78 USBPW5-10 USB56 CLRTC 64Mb BIOS SATA3G_1 SPEAKER F_PANEL 2 15 14 13 12 11 10 9 1-6 Chapter 1: Product introduction

Section	Page
Safety information	6
About this guide	7
F2A55-M LK Series specifications summary	9
Package contents	11
Chapter 1: Product introduction	13
1.1 Special features	13
1.1.1 Product highlights	13
1.1.2 ASUS DIGI+ VRM	14
1.1.3 ASUS Exclusive Features	14
1.2 Before you proceed	16
1.3 Motherboard overview	17
1.3.1 Placement direction	17
1.3.2 Screw holes	17
1.3.3 Motherboard layout	18
1.3.4 Layout contents	19
1.4 Accelerated Processing Unit (APU)	19
1.4.1 APU installation	20
1.4.2 APU heatsink and fan assembly installation	21
1.5 System memory	23
1.5.1 Overview	23
1.5.2 Memory configurations	24
1.5.3 Installing a DIMM	29
1.6 Expansion slots	30
1.6.1 Installing an expansion card	30
1.6.2 Configuring an expansion card	30
1.6.3 PCI slot	30
1.6.4 PCI Express x1 slot	30
1.6.5 PCI Express x16 slot	30
1.7 Jumpers	32
1.8 Connectors	34
1.8.1 Rear panel ports	34
1.8.2 Internal connectors	35
1.9 Software support	41
1.9.1 Installing an operating system	41
1.9.2 Support DVD information	41
Chapter 2: BIOS information	43
2.1 Managing and updating your BIOS	43
2.1.1 ASUS Update utility	43
2.1.2 ASUS EZ Flash 2	44
2.1.3 ASUS CrashFree BIOS 3 utility	45
2.1.4 ASUS BIOS Updater	46
2.2 BIOS setup program	48
2.3 Main menu	52
2.3.1 System Language [English]	52
2.3.2 System Date [Day xx/xx/xxxx]	52
2.3.3 System Time [xx:xx:xx]	52
2.3.4 Security	52
2.4 Ai Tweaker menu	54
2.4.1 Ai Overclock Tuner [Auto]	55
2.4.2 Memory Frequency [Auto]	55
2.4.3 APU Multiplier [Auto]	55
2.4.4 NB Frequency [Auto]	55
2.4.5 EPU Power Saving Mode [Disabled]	55
2.4.6 GPU Boost [Auto]	56
2.4.7 OC Tuner	56
2.4.8 DRAM Timing Control	56
2.4.9 CPU Voltage [Offset Mode]	56
2.4.10 DRAM Voltage [Auto]	57
2.4.11 SB 1.1V Voltage [Auto]	57
2.4.12 1.1VSB Voltage [Auto]	57
2.4.13 APU1.2V Voltage [Auto]	57
2.4.14 VDDA Voltage [Auto]	57
2.4.15 DIGI+ VRM	57
2.5 Advanced menu	59
2.5.1 CPU Configuration	59
2.5.2 SATA Configuration	60
2.5.3 USB Configuration	61
2.5.4 NB Configuration	61
2.5.5 Onboard Devices Configuration	61
2.5.6 APM	63
2.5.7 Network Stack	64
2.6 Monitor menu	65
2.6.1 CPU Temperature / MB Temperature [xxxºC/xxxºF]	65
2.6.2 CPU / Chassis fan Speed [xxxx RPM] or [Ignore] / [N/A]	65
2.6.3 CPU Q-Fan Control [Enabled]	65
2.6.4 CPU Voltage, 3.3V Voltage, 5V Voltage, 12V Voltage	66
2.6.5 Anti Surge Support [Enabled]	66
2.7 Boot menu	67
2.7.1 Bootup NumLock State [On]	67
2.7.2 Full Screen Logo [Enabled]	67
2.7.3 Fast Boot [Enabled]	68
2.7.4 Post Delay Time [3 sec]	68
2.7.5 Wait for ‘F1’ If Error [Enabled]	68
2.7.6 Option ROM Messages [Force BIOS]	69
2.7.7 Next boot after AC Power Loss [Normal Boot]	69
2.7.8 CSM Parameters	69
2.7.9 Security Boot parameters	69
2.7.10 Setup Mode [EZ Mode]	71
2.7.11 Boot Option Priorities	71
2.7.12 Boot Override	71
2.8 Tools menu	72
2.8.1 ASUS EZ Flash 2 Utility	72
2.8.2 ASUS SPD Information	72
2.8.3 ASUS O.C. Profile	72
2.9 Exit menu	73
Appendices	75
Notices	75