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Asus A55M-A USB3 A55M-A User's Manual - Page 19

Accelerated Processing Unit APU - connector

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1.3.4 Layout contents Connectors/Jumpers/Slots/LED 1. Keyboard power (3-pin KB_USBPWB) 2. ATX power connectors (24-pin EATXPWR, 4-pin ATX12V) 3. AMD FM2 socket 4. CPU fan connector (4-pin CPU_FAN) and Chassis fan connector (3-pin CHA_FAN) 5. DDR3 DIMM slots 6. SATA 3.0Gb/s connectors (7-pin SATA3G_1~6) 7. System panel connector (10-1 pin F_PANEL) 8. Speaker connector (4-pin SPEAKER) 9. Clear RTC RAM (3-pin CLRTC) 10. USB 2.0 connectors (10-1 pin USB56, USB34) 11. USB device wake-up (3-pin USBPWF) 12. Digital audio connector (4-1 pin SPDIF_OUT) 13. Front panel audio connector (10-1 pin AAFP) 14. Standby power LED (SB_PWR) Page 1-21 1-24 1-7 1-23 1-11 1-25 1-26 1-26 1-20 1-28 1-21 1-27 1-27 1-4 1.4 Accelerated 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! A55M-A/USB3 A55M-A/USB3 CPU socket FM2 ASUS A55M-A Series 1-7

Section	Page
Safety information	6
About this guide	7
A55M-A Series specifications summary	9
Package contents	11
Product introduction	13
1.1 Special features	13
1.1.1 Product highlights	13
1.1.2 ASUS DIGI+ VRM	13
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
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 DRAM Timing Control	56
2.4.7 APU Voltage [Offset Mode]	56
2.4.8 DRAM Voltage [Auto]	56
2.4.9 SB 1.1V Voltage [Auto]	56
2.4.10 DIGI+ VRM	57
2.5 Advanced menu	58
2.5.1 CPU Configuration	58
2.5.2 SATA Configuration	60
2.5.3 USB Configuration	61
2.5.4 NB Configuration	61
2.5.5 Onboard Devices Configuration	62
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 Voltage, 3.3V Voltage, 5V Voltage, 12V Voltage	65
2.6.4 CPU Q-Fan Control [Enabled]	65
2.6.5 Anti Surge Support [Auto]	66
2.7 Boot menu	67
2.7.1 Fast Boot [Enabled]	68
2.7.2 Full Screen Logo [Enabled]	68
2.7.3 Post Delay Time [3 sec]	69
2.7.4 Bootup NumLock State [On]	69
2.7.5 Wait for ‘F1’ If Error [Enabled]	69
2.7.6 Option ROM Messages [Force BIOS]	69
2.7.7 Interrupt 19 Capture [Postponed]	69
2.7.8 Setup Mode [EZ Mode]	69
2.7.9 CSM Parameters	70
2.7.10 Secure Boot	70
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