3Com CoreBuilder 9000 ATM Interface Module Quick Start Manual page 28

28 ATM I M
NTERFACE ODULE
Removing an ATM
Interface Module
Q S G
UICK TART UIDE
6 Using the #2 flat-head screwdriver tighten the two screws located on the
top and bottom of the ATM Interface Module (Figure 26).
Figure 26 Tightening the Screws
CAUTION: To ensure adequate cooling air flow in the chassis, make sure
that blank faceplates cover all empty slots.
You can remove an ATM Interface Module while the system is on.
To remove an ATM Interface Module:
1 Record the cabling scheme.
2 Disconnect all cables from the ATM Interface Module's ports.
3 Loosen the two captive screws that secure the ATM Interface Module to
the chassis.
4 Move the injector/ejector handles to the outward position.
5 Gently slide the ATM Interface Module out of the chassis (Figure 27).
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