3Com 3C16895, Руководство по установке

Страница: 37 / 74

Installing a Module 37
Installing a Module
To install a module:
1 Wear an antistatic wrist strap.
2 Remove the blanking plate from the chassis slot and save it for future use.
3 Hold the ejector levers of the module with both hands and push them outward.
4 Align the module with the guides in the chassis and slide it gently into the slot.
5 Push the module until the captive thumb screw on its handle bar touches the hole
in the chassis.
6 Push the ejector levers inward and push the handle bar pin into the positioning
hole in the chassis.
7 Fasten the module’s captive mounting screws into the holes in the chassis with a
screwdriver.
Installing a
Submodule
To install a submodule in the Fabric 32 you need the following tools:
■
Phillips-head screwdriver #2
■
Small pliers
Do the following:
1 Wear an antistatic wrist strap.
2 Unfasten the screws on the Fabric 32 printed circuit board at locations M11 and
M18.
3 Unfasten and remove the submodule blanking plate from the Fabric 32.
4 Fasten the screw with guide pin on the Fabric 32 printed circuit board at location
M2.1
5 Fasten the four hexagonal stand-off bolts at M3, M4, M11, and M18 on the Fabric
32 printed circuit board. Do not overtighten these bolts.
6 Position the submodule on the four hexagonal stand-off bolts, insuring that the
guide pin on the Fabric 32 matches the guide hole of the submodule.
7 Apply pressure near the edge connectors of the submodule to insure that the
submodule connector is firmly seated.
8 Insert and fasten screws into the bolts that you installed in Step 5.
To remove the submodule, reverse this procedure.