Appendix A
Troubleshooting
Table A-10 Cisco 3660 System Error and Status Messages (continued)
LED Type
LED Color
System
Amber
System
Amber
OL-2056-05
Message
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
"Equipment Racks" section on page
When the error condition is resolved, the following informational message appears:
%OVERTEMP_OK, PS, LOG_ERR, 0: System temperature is now normal.
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
the Fan Cage in Cisco 3660 Routers
When the error condition is resolved, the following informational message appears:
%THERMOK-3-PS: Power System THERMAL condition is now normal.
"Site Environment" section on page 2-4
2-5.
hardware configuration note.
Cisco 3600 Series Routers Hardware Installation Guide
Error Messages
and the
Replacing
A-13