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Installing the Cisco ASR 907 Router
Removing and Replacing the Fan Tray
The fan tray supports online insertion and removal (OIR). There is no need to power down the Cisco ASR
907 Router to remove or replace the fan tray. However, the router will shut down if the fan tray is removed
from the chassis for more than one minute.
Do not introduce body parts or objects in the fan tray slot when installing or removing the fan tray module.
Note
Exposed circuitry is an energy hazard.
The router can stay active for up to 60 seconds if the temperature is up to 30º C. However, in the event of
Caution
an overtemperature alarm, the router can shut down in less than 60 seconds. In the event of a critical
temperature alarm, the router shuts down immediately.
To avoid erroneous failure messages, allow at least 2 minutes for the system to reinitialize after the fan
Caution
tray has been replaced.
Removing and Replacing the Fan Tray
Cisco ASR 907 Router Hardware Installation Guide
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