Epson 20020, 20040 Personal Computer User Manual


 
The table below shows the functions for the jumpers on the
memory card.
Memory card
jumper settings
Jumper number
Function
1 2 3
A A
640KB *
B A
512KB (disable upper 128KB)
B B
256KB (disable upper 384KB)
A
Select EPROM size 27128*
B
Select EPROM size 27256
l Default setting
To access the memory card jumpers, you need to remove the
card from the computer first:
1.
Remove the retaining screw from the bracket on the
memory card, as shown below.
Installing
Option Cards
5-9