Installation Prerequisites - 3Com 1000BASE-SX Quick Start Manual

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2-Port 1000BASE-SX and 2-Port 1000BASE-LX Gigabit Ethernet Interface Modules Quick Start Guide
If the listed contents are not in the shipping box, contact your supplier.
All shipping boxes are reusable. After you remove the contents, replace
the packing materials in the box and store it for future use.
4 Remove the GEN Interface Module from its antistatic bag and inspect it
for physical damage.
CAUTION: Handle the module by the front panel only. Do not touch
any components, pins, leads, or solder connections.
If the module appears to be damaged, replace it in its antistatic bag
and shipping box, and contact your supplier.
Installation Before you install a GEN Interface Module, make sure that the
Prerequisites CoreBuilder 9000 chassis is properly installed in a rack, on a table, or
on a shelf, according to the instructions in the CoreBuilder 9000
Enterprise Switch Getting Started Guide and the 16-Slot Chassis Quick
Installation Guide or 7-Slot Chassis Quick Installation Guide.
You need a flat-blade screwdriver to complete the module installation.