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Cisco 3600 Series Routers Hardware Installation Guide
OL-2056-05
Appendix A Troubleshooting
Error Messages
System Amber Error:
%SYS-1-OVERTEMP: System detected OVERTEMPERATURE condition. Please resolve cooling
problem immediately!
Explanation:
The router is operating at an abnormally high temperature, possibly caused by one or more of
the following:
• Fan failure
• Air conditioner failure in the room
• Air blockage to cooling vents
Recovery:
Check the possible causes. See also the “Site Environment” section on page 2-4 and the
“Equipment Racks” section on page 2-5.
When the error condition is resolved, the following informational message appears:
%OVERTEMP_OK, PS, LOG_ERR, 0: System temperature is now normal.
System Amber Error:
%THERMAL-3-PS: System detected Power System # THERMAL FAIL condition.
Explanation:
The operating temperature of the specified power supply (1 or 2) exceeded the acceptable
range possibly caused by one or more of the following:
• Fan failure
• Air conditioner failure in the room
• Air blockage to cooling vents
Recovery:
Check the possible causes. If the fan has failed, replace the fan cage. Refer to the Replacing
the Fan Cage in Cisco 3660 Routers hardware configuration note.
When the error condition is resolved, the following informational message appears:
%THERMOK-3-PS: Power System THERMAL condition is now normal.
Table A-10 Cisco 3660 System Error and Status Messages (continued)
LED Type LED Color Message