OWC Data Doubler Installation Manual page 11

9. Along the left side of the optical drive, between the fan and the orange
ribbon cable there is a black cable attached to the logic board. Disconnect
the cable by sliding it in the direction shown; this will reveal a screw that was
hidden beneath the cable.
10. Next, remove the Phillips screw that was obscured by the ribbon cable and
set it aside; this screw is used during the reassembly process.
OWC Data Doubler
Caution: this cable is easily damaged.
9
Installation