IBASE MB900 - Manual (Page 10)

INSTALLATIONS
Installing the CPU
The MB900-R motherboard supports an LGA 775 processor socket for
Intel® Pentium® 4 processors.
The LGA 775 processor socket comes with a lever to secure the
processor. Refer to the pictures below, from left to right, on how to place
the processor into the CPU socket. Please note that the cover of the
LGA775 socket must always be installed during transport to avoid
damage to the socket.
6 MB900-R User’s Manual