Cisco 3825 Series Installation And Upgrades page 16

Upgrading the Cisco 3825 Fan Unit
Remove the two screws that hold the fan unit to the front of the chassis. (See
Step 4
Figure 6
1
Lift the fan unit out of the chassis.
Step 5
Installing the Fan Unit
Follow these steps to install the fan unit.
Note Before you begin, read the safety warnings as described in the
on page
Installing and Upgrading Fans in the Cisco 3825 Series Routers
16
Removing Fan Mounting Screws from the Front of the Chassis
Fan mounting screws on the front of the
chassis
2.
Figure 6.)
1
"Safety Warnings and Guidelines" section
78-18642-01B0