IBM Personal Computer

VI
~
448K
Total
Memory
A.
384K
+
64K
on System Board
System Board
Switches
Switch
Block 1
Switch
Block 2
!
rJ.J
l;ooQQoooo-1
li~~QQ~QQO
I
l(1
I
64/256K
Option
64K
Option
32K
Option
Card
Switches
Card
Switches
Card
Switches
1 -
64/256K
option
with
256K
installed
ri~~~QQQQ~
I
1 -
64/256K
option
with
64K
installed
1 -
64K
option
rf~QQ~~~~~
I
I;~Q~Q~Q~Q
I
I;~Q~Q~~~~
I
1 -
64/256K
option
with
256K
installed
2 -
64K
options
If~~~QQQQ~
I
r;~QQ~~~~~
l
li~~~QQQQ~
I
1 -
64/256K
option
with
256K
installed
1 -
64/256K
option
with
1
28K
installed
I;~Q~QQ~~Q
I
)
) )\