Nikon COOLPIX S2 VAA36001 Repair Manual page 38

4. Set Air-leak-tester attachment and Cradle cover to Tester
5. Attach Tester to Camera
5-1 Place the attachment to the multi-connector terminal at the bottom.
Note)
Confirm that there is NO DIRT/DUST on the attachment pad and cradle cover.
- A21 ･ S2 -
VAA36001-R.3667.A