Cisco 2851 - Integrated Services Router User Manual page 26

Installing and Removing the Fans
Figure 12
Disengage the fan from the side attachment slots and push the fan toward the center of the chassis, and
Step 7
remove the fan as shown in
Figure 13
Step 8 Place the fan in an antistatic bag to protect it from ESD damage.
Installing and Upgrading Fans in Cisco 2811 Series Routers
10
Using a Flat-Blade Screwdriver to Lift the Fan
Figure 13.
Disengaging the Fan from the Side Attachment Slots
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