4.Gently press the chip into the socket; then push down firmly on both ends to make sure it is well-seated.

5. Repeat steps 3 and 4 to install the other chip

6.Replace any option cards you removed; see “Installing an Option Card” for instructions.

7.Replace the computer’s cover as described under “Replacing the Cover.” Then see “Post-installation Procedures” for instructions on configuring your computer with the increased video memory.

Installing External Cache

You can install 128KB, 256KB, or 512KB of external cache with 32K x 8,64K x 8, or 128K x 8 15ns or 20ns, SRAM DIP chips and one 32K x 8 15ns or 20ns, tag chip. Your computer may already have cache installed.

You must install cache in one of the configurations in the table below (each bank contains four cache memory sockets).

Installing and Removing Options

4-29