IBM Personal Computer

UI
~
<=
!
III
640K
Total Memory
576K
+
64K
on System Board
Iif
System Board
Switches
liDOQQOODO
I;~Q~~QQQQ
I
I
Switch
Block 1
Switch
Block 2
64/256K
Option
64KOption
32K
Option
Card
Switches
Card
Switches
Card
Switches
li~~~QQQQ~
I
2 -
64/256K
option
with
256K
installed
1 - 64K
option
I;Q~~Q~~~~J
li~Q~QQQQ~
I
~~~~QQQQ~J
I
2 -
64/256K
option
with
256K
installed
1 -
64/256K
option
with
64K
installed
li~Q~QQQQ~
I
I;Q~~Q~QQQ
I
-
-
)
( )
)
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