Cisco Systems Cisco 12008 manual Starting the Cisco

Starting the Cisco 12008

•For the DC-input power supply(ies), the green INPUT OK LED should go on.

Step 3 Listen for the fans in the card cage fan tray and the power supply fan tray to power up. You should hear the fans come up to normal rotational speed in about 2 seconds.

In a noisy environment, you can check fan operation by placing your hand in front of the air filter assembly and the power supply fan tray to determine if air is being drawn into the interior of the router. Alternatively, you can place your hand at the top rear of the router to determine if air is being exhausted from the vents in the rear panel of the router enclosure.

This completes the initial installation procedures for the Cisco 12008. You can now proceed with the basic router configuration tasks, as presented in Chapter 4, “Observing System Startup and Performing a Basic Configuration.”

3-52Cisco 12008 Gigabit Switch Router Installation and Configuration Guide