IBM Personal Computer

5-1/4 Inch Diskette Drives
The following figures show how switches 1, 7 and 8
must be set for the number of diskette drives installed.
0- Drives
1 - Drive
2 - Drives
Switch Block 1
1 2 3 4 5 6 1 8
~~DDDDD~~
12345678
~~DDDDD~~
1 2 3 4 5 6 7 8
~~DDDDD~~
Switch Block 2
1 2 3 4 5 6 7 8
mDDDD~~~
12345678
mDDDD~~~
1 2 3 4 5 6 1 8
mDDDD~~~
5-36 Switch Settings