Epson EL 486UC - Manual (Page 75)

Microprocessor upgrade steps
Replacing the Processor Chip
Be sure to remove the option card connector board before you
follow the steps below to replace your microprocessor; see page
4-18 for instructions.
1. Use the illustration on page 4-5 to locate the microprocessor.
2. Ground yourself by touching the metal surface on the inside
of the computer’s back panel.
Caution
Make sure you ground yourself before you touch the
processor chip. Then remain as stationary as possible
while you install it. Do not touch the pins on the
processor chip. Handle the microprocessor only by the
edges of its case.
Installing and Removing Options 4 - 2 7