Iomega ditto Manuel D'installation page 8

7 Connect the tape cable to the accelerator card as
shown below.
Accelerator Card
8 Install the accelerator card into the 16-bit expansion
slot by pushing firmly on the accelerator edge until it
"clicks" into the slot; secure with a screw.
Accelerator Card
8
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Ditto Dash Tape Cable
16-Bit Expansion Slot
Tape Cable