cancel
Showing results for 
Search instead for 
Did you mean: 
cancel
709
Views
0
Helpful
13
Replies

All the sudden fans are working very loud on Catalyst 4500 switch

erotar070
Beginner
Beginner

All the sudden fans are working louder than normal ( very, very loud)

 

I'm going to include the output of the command I used to check the switch:

 

#show environment
no temperature alarms


Module Sensor Temperature Status
------+--------------------------+--------------------+------------
1 air outlet 50C (59C,71C,79C) ok
1 air inlet 39C (44C,59C,67C) ok
2 air outlet 36C (44C,58C,66C) ok
2 air inlet 36C (43C,57C,65C) ok
3 air outlet 36C (44C,58C,66C) ok
3 air inlet 36C (43C,57C,65C) ok

Power Fan Inline
Supply Model No Type Status Sensor Status
------ ---------------- --------- ----------- ------- -------
PS1 PWR-C49M-1000AC AC 960W good good n.a.
PS2 PWR-C49M-1000AC AC 960W good good n.a.

Power supplies needed by system : 1
Power supplies currently available : 2

Chassis Type : WS-C4900M

Power consumed by backplane : 0 Watts

Switch Bandwidth Utilization : 0%

Supervisor Led Color : Green

Module 1 Status Led Color : Green
Module 2 Status Led Color : Green
Module 3 Status Led Color : Green

Fantray : Good
Fantray removal timeout : 109

Power consumed by Fantray : 120 Watts

 

 

#show power
Power Fan Inline
Supply Model No Type Status Sensor Status
------ ---------------- --------- ----------- ------- -------
PS1 PWR-C49M-1000AC AC 960W good good n.a.
PS2 PWR-C49M-1000AC AC 960W good good n.a.

Power supplies needed by system : 1
Power supplies currently available : 2

Power Summary Maximum
(in Watts) Used Available
---------------------- ---- ---------
System Power (12V) 658 960
Inline Power (-50V) 0 0
Backplane Power (3.3V) 0 0
---------------------- ---- ---------
Total 658 960

 

 

 

The left side of that switch is warmer than the right side, please let me know what it could be the issue and how to resolve it ?

 

13 Replies 13

Reza Sharifi
Hall of Fame Master Hall of Fame Master
Hall of Fame Master