Cisco 3620 - Manual (Page 8)

8 Installing a Fan-Speed Controller in Cisco 3620 Routers
Installing the Fan-Speed Controller
Installing the Fan-Speed Controller
This procedure describes how to install the fan-speed controller in the router:
Step 1 Unplug the fan connectors from the power supply connectors. (See Figure 3.)
Figure 3 Disconnecting the Fans from the Power Supply
Step 2 Remove the two screws, located near the power supply, from the motherboard. (See
Figure 4.) Save these screws for later reinstallation.
Power supply
Second fan not shown
Fan/power supply
connectors
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