IBM Personal Computer

u. ~
QO
~
576K
Total Memory
s:
512K
+
64K
on System Board
I
~
System Board
Switches
Switch
Block 1
Switch
Block 2
liDOOQOODD
I
~~~~~~·~~Ul
fIl
64/256K
Option
64K
Option
32K
Option
Card
Switches
Card
Switches
Card
Switches
If~~~QQQQ~
I
1 -
64/256K
option
with
256K
installed
1 -
64/256K
option
with
192K
installed
I;Q~~~~~~~I
1 - 64K
option
ri~Q~OQO~O
I
If~~~OQQQ~
I
2 -
64/256K
option
with
256K
installed
li~Q~OOQQ~
1
)
)
)