Manual
Table Of Contents
- P7P55D-E Premium specifications summary
- About this guide
- Safety information
- Notices
- Chapter 1: Product introduction
- Chapter 2: Hardware information
- Chapter 3: BIOS setup
- 3.1 Knowing BIOS
- 3.2 Updating BIOS
- 3.3 BIOS setup program
- 3.4 Main menu
- 3.5 Ai Tweaker menu
- 3.5.1 Ai Overclock Tuner [Auto]
- 3.5.2 CPU Ratio Setting [Auto]
- 3.5.3 Intel(R) SpeedStep(TM) Tech [Enabled]
- 3.5.4 Intel(R) TurboMode Tech [Enabled]
- 3.5.5 Xtreme Phase Full Power Mode [Auto]
- 3.5.6 DRAM Frequency [Auto]
- 3.5.7 QPI Frequency [Auto]
- 3.5.8. DRAM Timing Control [Auto]
- 3.5.9 CPU Differential Amplitude [Auto]
- 3.5.10 CPU Clock Skew [Auto]
- 3.5.11 CPU Voltage Mode [Offset]
- 3.5.12 IMC Voltage [Auto]
- 3.5.13 DRAM Voltage [Auto]
- 3.5.14 CPU PLL Voltage [Auto]
- 3.5.15 PCH Voltage [Auto]
- 3.5.16 DRAM DATA REF Voltage on CHA/B [Auto]
- 3.5.17 DRAM CTRL REF Voltage on CHA/B [Auto]
- 3.5.18 Load-Line Calibration [Auto]
- 3.5.19 CPU Spread Spectrum [Auto]
- 3.5.20 PCIE Spread Spectrum [Auto]
- 3.6 Advanced menu
- 3.7 Power menu
- 3.8 Boot menu
- 3.9 Tools menu
- 3.10 Exit menu
- Chapter 4: Software support
- Chapter 5: Multiple GPU technology support

ASUS P7P55D-E Premium 2-19
Chapter 2
2.4.4 Removing a DIMM
Follow these steps to remove a DIMM.
2. Remove the DIMM from the socket.
2.4.3 Installing a DIMM
3. Firmly insert the DIMM into the socket
until the retaining clip snaps back in
place and the DIMM is properly seated.
A DIMM is keyed with a notch so that it ts in only one direction. DO NOT force a DIMM into
a socket to avoid damaging the DIMM.
To install a DIMM
1. Unlock a DIMM socket by pressing the
retaining clip outward.
2. Align a DIMM on the socket such that
the notch on the DIMM matches the
break on the socket.
Support the DIMM lightly with your ngers when pressing the retaining clip. The DIMM
might get damaged when it ips out with extra force.
Ensure to unplug the power supply before adding or removing DIMMs or other system
components. Failure to do so may cause severe damage to both the motherboard and the
components.
1. Press the retaining clip outward to
unlock the DIMM.
1
2
Unlocked retaining clip
DIMM notch
2
1
Locked Retaining Clip
3