Fan Failures; Checking Conditions Prior To System Startup - Cisco 7301 Installation And Configuration Manual

Checking Conditions Prior to System Startup

Fans:
Envm stats saved 0 time(s) since reload

Fan Failures

When the system power is on, all five fans should be operational. The system continues to operate if a
fan fails. When a fan fails, the system displays the following message:
router: 00:03:46:%ENVM-3-BLOWER:Fan 2 may have failed
If the air temperature exceeds a defined threshold, the system controller displays warning messages on
the console terminal, and if the temperature exceeds the shutdown threshold, the system controller shuts
down the system.
If the system does shut down because the temperature exceeded the shutdown threshold, the system
displays the following message on the console screen and in the environment display when the system
restarts:
Queued messages:
%ENVM-1-SHUTDOWN: Environmental Monitor initiated shutdown
For complete descriptions and instructions for the environmental monitor commands, refer to the Cisco
IOS Configuration Fundamentals Configuration Guide and Cisco IOS Configuration Fundamentals
Command Reference publications, which are available online.

Checking Conditions Prior to System Startup

Check the following conditions before you start your router:
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You are now ready to start your router. Proceed to the section
Conditions."
Cisco 7301 Installation and Configuration Guide
3-8
+1.20 V measured at +1.20 V
+1.25 V measured at +1.23 V
Fan 1 is believed to be working
Fan 2 is believed to be working
Fan 3 is believed to be working
Fan 4 is believed to be working
Fan 5 is believed to be working
The port adapter is inserted in its slot and the port adapter latch is in the locked position.
The network interface cable is connected to the port adapter.
A CompactFlash Disk is installed.
The console terminal is turned on.
Chapter 3 Starting and Configuring the Router
"Starting the System and Observing Initial
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