NEC SL2100 Hardware Manual page 82

ISSUE 4.0
2. Cut and remove the Plastic Knockouts as required for each Expansion interface board.
Cut
Cut
3. Insert a Expansion Interface Board in the guide rail of chassis and push it securely into position and tighten the
two screws of the board.
Figure 2-60 Mounting the Expansion Interface Board
3.3.3 Mounting the 3COIDB/1PRIDB Board
For your safety, smooth the cut edges after removing the plastic knockout.
1. Turn off the system power.
INSTALLING THE EXPANSION INTERFACE BOARDS
Plastic
Knockout
Figure 2-59 Plastic Knockouts
Expansion Interface Board
Screws
SL2100
80