Error Messages
This is an example of the output of the show environment command for a Cisco 3845 router that has
one AC power supply with IP phone power output installed:
Router# show environment
SYS PS1 is present
SYS PS2 is absent
AUX (-48V) PS1 is present
AUX (-48V) PS2 is absent
Fan 1 Normal
Fan 2 Normal
Fan 3 Normal
Fan Speed is Normal
Alert settings:
Intake temperature warning: Enabled, Threshold: 50
Core temperature warning: Enabled, Threshold: 70 (CPU: 90)
Board Temperature: Normal
Internal-ambient temperature = 31, Normal
CPU temperature = 50, Normal
Intake temperature = 25, Normal
Backplane temperature = 24, Normal
Voltage 1(3300) is Normal, Current voltage = 3284 mV
Voltage 2(5150) is Normal, Current voltage = 5210 mV
Voltage 3(2500) is Normal, Current voltage = 2549 mV
Voltage 4(1200) is Normal, Current voltage = 1215 mV
Error Messages
This section describes error messages that may appear on an external console screen. (For more
information about consoles, see the
"Connecting Cables to Cisco 3800 Series
Cisco IOS software checks the system once every 30 seconds. If an error still exists, the error message
is displayed again; if the error has cleared, a recovery message is displayed.
Error Message System detected OVERTEMPERATURE condition. Please resolve cooling
problem immediately!
Troubleshooting Cisco 3800 Series Routers
10
Fan status: Normal
Input Voltage status: Normal
DC Output Voltage status: Normal
Type: AC
Thermal status: Normal
Explanation
The router is operating at a temperature higher than the user-set threshold, possibly
caused by fan failure, air-conditioning failure in the room, or air blockage to cooling vents.
Make sure that the ambient room temperature does not exceed 40 degrees C
Recommended Action
and that airflow to the router is not blocked. See the
"Equipment Racks" section on page 5
Cisco 3800 Series
Routers."
If this condition persists, the power-supply thermal monitor automatically shuts down the router.
Call your Cisco technical support representative for help, if necessary.
"Connecting a Console or Modem" section on page 9
Routers.")
"Site Environment" section on page 4
of
"Preinstallation Requirements and Planning for
of
and the
OL-5972-01
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