Starting the Cisco12008
Cisco 12008 Gigabit Switch Router Installation and Configuration Guide
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For the DC-input power supply(ies), the green INPUT OK LED should go
on.
Step3 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 ro tational 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 Chapter4, Observing System
Startup andPerforming a Basic Configuration.