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Asus M5A78L LE User Manual - Page 18

Central Processing Unit CPU - am3

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1.5.4 Layout contents Connectors/Jumpers/Slots Page Connectors/Jumpers/Slots Page 1. USB device wake-up (3-pin USBPW1-4, 1-20 8. IDE connector (40-1 pin PRI_IDE) 1-24 USBPW5-10) 2. ATX power connectors (24-pin EATXPWR, 4-pin 1-23 9. Onboard LED (SB_PWR) 1-5 ATX12V) 3. Keyboard power (3-pin KBPWR) 1-20 10. System panel connector (20-8 pin PANEL) 1-26 4. CPU and chassis fan connectors (4-pin CPU_FAN, 3-pin CHA_FAN) 1-28 11. USB connectors (10-1 pin USB56, USB78, 1-27 USB910) 5. AMD CPU socket 1-8 12. Clear RTC RAM (CLRTC) 1-19 6. DDR3 DIMM sockets 1-11 13. Digital audio connector (4-1 pin SPDIF_OUT) 1-27 7. Serial ATA connectors (7-pin SATA3G_1~6) 1-25 14. Front panel audio connector (10-1 pin AAFP) 1-22 1.6 Central Processing Unit (CPU) This motherboard comes with an AM3+ socket designed for FX™ / Phenom™ II / Athlon™ II / Sempron™ 100 series processors. The AM3+ socket has a different pinout from the AM2+/AM2 socket. Ensure that you use a CPU designed for the AM3+ socket. The CPU fits in only one correct orientation. DO NOT force the CPU into the socket to prevent bending the pins and damaging the CPU! 1.6.1 Installing the CPU To install a CPU: 1. Locate the CPU socket on the motherboard. M5A78L Series M5A78L Series CPU socket AM3+ 1-8 Chapter 1: Product introduction

Section	Page
Notices	6
Safety information	7
About this guide	8
M5A78L Series specifications summar	9
Chapter 1	11
Product introduction	11
1.1 Welcome!	11
1.2 Package contents	11
1.3 Special features	11
1.3.1 Product highlights	11
1.3.2 Innovative ASUS features	13
1.4 Before you proceed	15
1.5 Motherboard overview	16
1.5.1 Placement direction	16
1.5.2 Screw holes	16
1.5.3 Motherboard layout	17
1.5.4 Layout contents	18
1.6 Central Processing Unit (CPU)	18
1.6.1 Installing the CPU	18
1.6.2 Installing the heatsink and fan	20
1.7 System memory	21
1.7.1 Overview	21
1.7.2 Memory configurations	22
1.7.3 Installing a DIMM	27
1.7.4 Removing a DIMM	27
1.8 Expansion slots	28
1.8.1 Installing an expansion card	28
1.8.2 Configuring an expansion card	28
1.8.3 PCI slots	28
1.8.4 PCI Express x1 slots	28
1.8.5 PCI Express x16 slot	28
1.9 Jumpers	29
1.10 Connectors	31
1.10.1 Rear panel ports	31
1.10.2 Internal connectors	32
1.11 Software support	39
1.11.1 Installing an operating system	39
1.11.2 Support DVD information	39
Chapter 2	41
BIOS information	41
2.1 Managing and updating your BIOS	41
2.1.1 ASUS Update	41
2.1.2 ASUS EZ Flash 2	42
2.1.3 ASUS CrashFree BIOS 3	43
2.2 BIOS setup program	44
2.2.1 BIOS menu screen	45
2.2.2 Menu bar	45
2.2.3 Navigation keys	45
2.2.4 Menu items	46
2.2.5 Submenu items	46
2.2.6 Configuration fields	46
2.2.7 Pop-up window	46
2.2.8 Scroll bar	46
2.2.9 General help	46
2.3 Main menu	47
2.3.1 System Time [xx:xx:xx]	47
2.3.2 System Date [Day xx/xx/xxxx]	47
2.3.3 Primary IDE Master/Slave, SATA 1/2/3/4/5/6	47
2.3.4 SATA Configuration	48
2.3.5 System Information	49
2.4 Advanced menu	50
2.4.1 JumperFree Configuration	50
2.4.2 CPU Configuration	53
2.4.3 Chipset	54
2.4.4 Onboard Devices Configuration	55
2.4.5 PCIPnP	56
2.4.6 USB Configuration	56
2.5 Power menu	58
2.5.1 Suspend Mode [Auto]	58
2.5.2 ACPI 2.0 Support [Enabled]	58
2.5.3 ACPI APIC Support [Enabled]	58
2.5.4 APM Configuration	58
2.5.5 HW Monitor Configuration	59
2.5.6 Anti Surge Support [Enabled]	59
2.6 Boot menu	60
2.6.1 Boot Device Priority	60
2.6.2 Boot Settings Configuration	60
2.6.3 Security	61
2.7 Tools menu	63
2.7.1 ASUS EZ Flash 2	63
2.7.2 ASUS O.C. Profile	63