Apple PC Compatibility Card (Installation) - Manual (Page 69)

4 Fold the slack in the internal PC audio/video assembly cable into the shape of a Z on
top of the card. Firmly pinch the two new folds so that the cable lies flat along the top
of the card.
IMPORTANT Do not press down too hard on the top of the card. Applying
excessive pressure to the card may damage the card and your logic board.
Once you have folded the slack in the cable into a loose Z shape on top of the
card, firmly pinch the new folds in the cable so that it lies flat.
Pinch these two new folds in the cable so that it lies flat.
Vertical plate
PCI card adapter
Logic board connector
Logic board connector
Fold the cable in a Z shape,
as indicated by the dashed line.
(Top view)
This fold in the cable should line up
with the end of the PCI card adapter.
PCI card adapter (shown tinted here)
Vertical plate
69 Installing the PC Compatibility Card in a Modular Desktop Macintosh Computer