Removing And Replacing Modules - Cisco GS7000 Installation And Operation Manual

Removing and Replacing Modules

Overview
This procedure describes how to remove and replace the internal modules of the 1.2
GHz SHO GS7000 Node. All field-replaceable modules can be removed and replaced
without removing power from the 1.2 GHz SHO Node.
Field-replaceable modules include:

Forward optical receiver modules

Reverse optical transmitter modules

Status monitor/local control module

Equalizers

Power supply modules

RF amplifier assembly
CAUTION:
Removing power from the 1.2 GHz GS7000 Node will interrupt customer
service. Removing any module, except for the status monitor/local control
module, will interrupt customer service unless that module has a redundant
backup.
Module Replacement Procedure
Follow this procedure to remove and replace an optical receiver, optical
transmitter, , , status monitor/local control module, or power supply module.
1 Open the housing. See Opening and Closing the Housing (on page 68).
2 Carefully tag and remove any optical fibers from a receiver or transmitter
module.
3 Loosen the screws securing the module.
4 Lift the module straight up out of the housing to unplug it.
Note: Pull up on the built-in handle on a receiver module, transmitter module,
status monitor/local control module, or power supply module.
5 Position the new module in the same location and carefully slide the module into
WARNING:
Laser light hazard. Never look into the end of an optical fiber or connector.
Failure to observe this warning can result in eye damage or blindness.

Removing and Replacing Modules

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