MP3900X Series Router Installation Manual
Router Maintenance
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6-9
Figure 6-17 The SFP connection fiber
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It is suggested not to insert the SFP module with the fiber into the slot directly.
Please first pull out the fiber and then install.
6.3
De-dust the Router
This section describes how to de-dust the MP3900X series router.
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The de-dusting mainly refers to the air inlet, outlet, swappable board card, and
pigtail of the router.
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All de-dusting must be operated based on the anti-static requirements. For
example, the staff must wear the anti-static overalls, anti-static wrist, and anti-wrist
gloves if they’ll work on the workbench.
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The de-dusting tool and cleaning agent are selected based on a certain standard.
Otherwise, the board of the router will be severely damaged.
6.3.1
De-dust the Fan Module
A fan is an important part of the router, which provides motive power of heat dissipation
and ventilation for the router. During the router operation, the fan vanes in the fan
