Simplex 4120 - Page 10

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Figure 7. Labeled Connections on New CPU Board
6. Connect one end of the new hard drive ribbon cable (734-037) to the CPU board in the
location labeled “Hard Drive” in Figure 7. Attach this cable so that the colored stripe is on
the bottom.
Connecting the New CPU Board, Continued
Insert and Connect
the New CPU Board,
(continued)
UL I/O
Front
Rear
COM B
COM A
Parallel
Panel
Hard Drive
Floppy Drive
Top
Bottom
from Step 2
colored
stripe
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