Nikon IA-20 APS Film Adapter - Manual (Page 8)

8 Nikon IX240 Film Adapter IA-20 Reference Manual
To insert the adapter into the adapter slot, open the scanner’s front
cover and slide the adapter in as shown below, stopping when the
connector on the rear of the adapter is seated securely in the socket
at the back of the slot.
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Cautions
• Wait until the status LED glows steadily or the scanner is off
before inserting or removing the adapter. Do not attempt to
remove or insert the adapter while the scanner is operating.
• If an adapter does not slide in smoothly, remove it from the
adapter slot and try again. Do not use force.