Asus AP120-E1 - Manual (Page 31)

ASUS P4P800S-E motherboard user guide 2-5
To use the Hyper-Threading Technology on this motherboard:
1. Buy an Intel Pentium ® 4 CPU that supports Hyper-Threading
Technology. Install the CPU.
2. Power up the system and enter BIOS Setup (see Chapter 4). Under
the Advanced Menu, make sure that the item Hyper-Threading
Technology is set to Enabled. The item appears only if you installed a
CPU that supports Hyper-Threading Technology.
3. Reboot the computer.
2.4.2 Installing the CPU
Follow these steps to install a CPU.
1. Locate the 478-pin ZIF socket on the motherboard.
Socket Lever
90 - 100
Make sure that the socket lever is
lifted up to 90°-100° angle, otherwise
the CPU does not fit in completely.
2. Unlock the socket by pressing the lever sideways, then lift it up to a
90°-100° angle.