Document Outline

• Notices
• Safety information
• About this guide
• P7P55 LX specifications summary
• Chapter 1
• Product introduction
  • 1.1 Welcome!
  • 1.2 Package contents
  • 1.3 Special features
    • 1.3.1 Product highlights
    • 1.3.2 Innovative ASUS features
  • 1.4 Before you proceed
  • 1.5 Motherboard overview
    • 1.5.1 Placement direction
    • 1.5.2 Screw holes
    • 1.5.3 Motherboard layout
    • 1.5.4 Layout contents
  • 1.6 Central Processing Unit (CPU)
    • 1.6.1 Installing the CPU
    • 1.6.2 Installing the CPU heatsink and fan
    • 1.6.3 Uninstalling the CPU heatsink and fan
  • 1.7 System memory
    • 1.7.1 Overview
    • 1.7.2 Memory configurations
    • 1.7.3 Installing a DIMM
    • 1.7.4 Removing a DIMM
  • 1.8 Expansion slots
    • 1.8.1 Installing an expansion card
    • 1.8.2 Configuring an expansion card
    • 1.8.3 PCI slots
    • 1.8.4 PCI Express x1 slots
    • 1.8.5 PCI Express x16 slots
  • 1.9 Jumpers
  • 1.10 MemOK! switch
  • 1.11 Connectors
    • 1.11.1 Rear panel connectors
    • 1.11.2 Internal connectors
  • 1.12 Software support
    • 1.12.1 Installing an operating system
    • 1.12.2 Support DVD information
• Chapter 2
• BIOS information
  • 2.1 Managing and updating your BIOS
    • 2.1.1 ASUS Update utility
    • 2.1.2 ASUS EZ Flash 2
    • 2.1.3 ASUS CrashFree BIOS
    • 2.1.4 ASUS BIOS Updater
  • 2.2 BIOS setup program
    • 2.2.1 BIOS menu screen
    • 2.2.2 Menu bar
    • 2.2.3 Navigation keys
    • 2.2.4 Menu items
    • 2.2.5 Submenu items
    • 2.2.6 Configuration fields
    • 2.2.7 Pop-up window
    • 2.2.8 Scroll bar
    • 2.2.9 General help
  • 2.3 Main menu
    • 2.3.1 System Time
    • 2.3.2 System Date
    • 2.3.3 SATA1~6
    • 2.3.4 Storage Configuration
    • 2.3.5 AHCI Configuration
    • 2.3.6 System Information
  • 2.4 Ai Tweaker menu
    • 2.4.1 Ai Overclock Tuner
    • 2.4.2 CPU Ratio Setting
    • 2.4.3 Intel(R) SpeedStep(TM) Tech
    • 2.4.4 Intel(R) TurboMode Tech
    • 2.4.5 Xtreme Phase Full Power Mode
    • 2.4.6 DRAM Frequency
    • 2.4.7 QPI Frequency
    • 2.4.8. DRAM Timing Control
    • 2.4.9 CPU Clock Skew
    • 2.4.10 VCore Over Voltage
    • 2.4.11 IMC Voltage
    • 2.4.12 CPU PLL Voltage
    • 2.4.13 PCH Voltage
    • 2.4.14 DRAM Voltage
    • 2.4.15 Load-Line Calibration
  • 2.5 Advanced menu
    • 2.5.1 CPU Configuration
    • 2.5.2 North Bridge Configuration
    • 2.5.3 Onboard Devices Configuration
    • 2.5.4 USB Configuration
    • 2.5.5 PCIPnP
    • 2.5.6 Intel VT-d
  • 2.6 Power menu
    • 2.6.1 Suspend Mode
    • 2.6.2 ACPI 2.0 Support
    • 2.6.3 ACPI APIC Support
    • 2.6.4 APM Configuration
    • 2.6.5 Hardware Monitor
  • 2.7 Boot menu
    • 2.7.1 Boot Device Priority
    • 2.7.2 Boot Settings Configuration
    • 2.7.3 Security
  • 2.8 Tools menu
    • 2.8.1 ASUS O.C. Profile
    • 2.8.2 AI NET 2
    • 2.8.3 Express Gate
    • 2.8.4 ASUS EZ Flash 2
  • 2.9 Exit menu