Internet Router Hardware Guide

Replacing Hardware Components
Figure 72: Removing the Screws along the Top Front Edge of the Front Impeller Assembly
Upper
impeller
Craft interface
Screws
Top Down View
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Figure 73: Removing the Craft Interface
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Hook Window
Installing the Craft Interface on the Front Impeller Assembly
To attach the craft interface to the front impeller assembly, follow this procedure:
1. A tt ach an electrostatic discharge (ESD) grounding strap to your bare wrist and
connect the strap to one of the ESD points on the chassis. Make sure t he router
is attached to a proper earth ground. For more information about ESD, see
“Preventing Electrostatic Discharge Damage” on page 226.
2. Place the replacement impeller assembly top side up on an antistatic mat on a
flat, stable surface.
Replacing Cooling S ystem Components 153