Instruction manual

5. Adding and Replacing Optional Modules
176
CAUTION
While holding the levers, push the network interface unit carefully until
the levers touch the Switch.
Failure to do this could result in a Switch malfunction or fault.
CAUTION
Open the levers as shown in the figure when you install a network
interface unit. If the levers are closed or opened too much, they might
be damaged when you install the unit.
Step 3
Close the levers of the network interface unit. (The unit is inserted completely.)
Figure 5-36 Installing a network interface unit (3)
(1) Lever
CAUTION
Use the levers so that the connectors on the optional module and the
Switch will be engaged correctly. When moving the levers, move them
slowly (one second or longer) without exerting any force.
Failure to do this could result in a Switch malfunction or fault.
Step 4
Tighten the screws of the network interface unit.