Cisco Model GS7000 4-Port Node 1 GHz with 42 54 Split インストールガイド
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Initial Steps
This section describes the steps for opening the node housing.
Opening the Housing
Open the housing as follows:
1 Loosen the bolts securing the lid to the base (8 places).
2 Carefully open the lid to allow access to the inside of the housing.
3 Inspect gaskets on the cover flange. Make sure the gaskets are clean and free of
1 Loosen the bolts securing the lid to the base (8 places).
2 Carefully open the lid to allow access to the inside of the housing.
3 Inspect gaskets on the cover flange. Make sure the gaskets are clean and free of
any debris. Prior to closing the node the environmental (black) gasket should be
re-lubricated with silicon.
re-lubricated with silicon.
4 Replace any gaskets showing signs of damage (cracked, twisted, pinched, or
dry) with new, silicon-lubricated gaskets.
Upgrading the RF Split in the GS7000 Node
Note: This upgrade procedure can be used in the field or to reduce network
downtime you can use spare or in-stock RF module units to perform these steps
to upgrade out-of-service units. Then replace in-service RF modules with the
upgraded RF module units. Return the replaced RF modules to stock so that
they can become the next units for upgrade and swap procedures.
downtime you can use spare or in-stock RF module units to perform these steps
to upgrade out-of-service units. Then replace in-service RF modules with the
upgraded RF module units. Return the replaced RF modules to stock so that
they can become the next units for upgrade and swap procedures.
CAUTION:
To prevent electrostatic discharge (ESD) to electronic equipment, take ESD
precautions, including the use of an ESD wrist or ankle strap or an anti-static
mat.
To prevent electrostatic discharge (ESD) to electronic equipment, take ESD
precautions, including the use of an ESD wrist or ankle strap or an anti-static
mat.