The math coprocessor socket is located on the main system board to the right of the speaker, as shown below.

speaker

I

 

math coprocessor socket

4.If an option card is blocking access to the math coprocessor socket, follow the steps on page 5-15 to remove it.

5.The math coprocessor socket is square and has three rows of pins on each side. The 80387 coprocessor fits into the inner two rows of pins. (The Weitek coprocessor or adapter fits into all three rows.) The lower right comer of the socket is notched, as shown in the next illustration.

Installing and Removing Options

5-27