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Asus M5A78L-M LX V2 User Manual - Page 34

M5A78L-M LX PLUS Speaker out connector

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PLED+ PLEDPWR GND IDE_LED+ IDE_LED- Ground Reset 4. System panel connector (10-1 pin F_PANEL) This connector supports several chassis-mounted functions. F_PANEL PLED PWRBTN PIN 1 M5A78L-M LX PLUS +HDLED RESET M5A78L-M LX PLUS System panel connector • System power LED (2-pin PLED) This 2-pin connector is for the system power LED. Connect the chassis power LED cable to this connector. The system power LED lights up when you turn on the system power, and blinks when the system is in sleep mode. • Hard disk drive activity LED (2-pin +HDLED) This 2-pin connector is for the HDD Activity LED. Connect the HDD Activity LED cable to this connector. The HDD Activity LED lights up or flashes when data is read from or written to the HDD. • Power/Soft-off button (2-pin PWRBTN) This 2-pin connector is for the system power button. • Reset button (2-pin RESET) This 2-pin connector is for the chassis-mounted reset button for system reboot without turning off the system power. 5. Speaker connector (4- pin SPEAKER) This 4-pin connector is for the chassis-mounted system warning speaker. The speaker allows you to hear system beeps and warnings. SPEAKER M5A78L-M LX PLUS PIN 1 M5A78L-M LX PLUS Speaker out connector +5V GND GND Speaker Out 1-24 Chapter 1: Product introduction

Section	Page
Notices	6
Safety information	7
About this guide	8
M5A78L-M LX Series specifications summary	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	17
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	26
1.7.4 Removing a DIMM	26
1.8 Expansion slots	27
1.8.1 Installing an expansion card	27
1.8.2 Configuring an expansion card	27
1.8.3 PCI slot	27
1.8.4 PCI Express 2.0 x1 slots	27
1.8.5 PCI Express 2.0 x16 slot	27
1.9 Jumpers	28
1.10 Connectors	30
1.10.1 Rear panel ports	30
1.10.2 Internal connectors	31
1.11 Software support	37
1.11.1 Installing an operating system	37
1.11.2 Support DVD information	37
Chapter 2	39
BIOS information	39
2.1 Managing and updating your BIOS	39
2.1.1 ASUS Update utility	39
2.1.2 ASUS EZ Flash 2 utility	40
2.1.3 ASUS CrashFree BIOS 3	41
2.2 BIOS setup program	42
2.2.1 BIOS menu screen	43
2.2.2 Menu bar	43
2.2.3 Navigation keys	43
2.2.4 Menu items	44
2.2.5 Submenu items	44
2.2.6 Configuration fields	44
2.2.7 Pop-up window	44
2.2.8 Scroll bar	44
2.2.9 General help	44
2.3 Main menu	45
2.3.1 System Time [xx:xx:xx]	45
2.3.2 System Date [Day xx/xx/xxxx]	45
2.3.3 SATA3G_1~6	45
2.3.4 SATA Configuration	46
2.3.5 System Information	47
2.4 Advanced menu	47
2.4.1 JumperFree Configuration	48
2.4.2 CPU Configuration	50
2.4.3 Chipset	52
2.4.4 Onboard Devices Configuration	53
2.4.5 PCIPnP	54
2.4.6 USB Configuration	54
2.5 Power menu	55
2.5.1 Suspend Mode [Auto]	55
2.5.2 ACPI 2.0 Support [Enabled]	55
2.5.3 ACPI APIC Support [Enabled]	55
2.5.4 APM Configuration	55
2.5.5 HW Monitor Configuration	56
2.5.6 Anti Surge Support [Enabled]	56
2.6 Boot menu	57
2.6.1 Boot Device Priority	57
2.6.2 Boot Settings Configuration	57
2.6.3 Security	58
2.7 Tools menu	60
2.7.1 ASUS EZ Flash 2	60
2.7.2 ASUS O.C. Profile	60