NEC PowerMate SPB-Wash User Manual page 98

4. Hold the board by its edges and insert it into the
expansion slot.
5. Press the board firmly into the expansion slot connector.
Gently rock the board from side-to-side to seat it into the
connector.
Installing the board
6. Insert the screw removed in step 3 to secure the expansion
board to the support bracket.
7. Attach any cables required by the expansion board.
8. Replace the access cover (see "Replacing the Access
Cover").
Installing Options 5-11