Epson EQUITY 3865X/20 PLUS - Manual (Page 132)

Follow these steps to install the memory modules:
1. Remove the computer’s cover. See Chapter 5 for
instructions. (YOU do not need to remove the subassembly.)
2. Turn the computer so that the back panel faces your left and
the front panel faces your right. The SIMM sockets are
located on the main system board just above the option
slots, as shown below.
SIMM sockets
option slots
6-12
Installing and
Renaming Options