C4507R power supply problem

[qilin zhang]

hi

i have a C4507R with two PWR-C45-1400DC.

Now the two power supplies can run ,the leds on it are all green,but system can't recognize the two power supplies . so that the power for the line card is not enough."show power " is list :

Power Fan Inline Supply Model No Type Status Sensor Status ------ ---------------- --------- ----------- ------- ------- PS1 Unknown Type Unknown good good n.a. PS2 Unknown Type Unknown bad/off bad/off n.a. Power supplies needed by system : 1 Power supplies currently av

what is the problem ? thanks very much

[lgijssel · Accepted solution]

Most likely the hardware is not recognized by the supervisor. Checking the release notes I found that you need to run IOS version 12.2(25)EW or newer for this power supply:

http://www.cisco.com/en/US/products/hw/switches/ps4324/prod_bulletin0900aecd801e524a.html

regards,

Leo

[qilin zhang]

thanks Leo

I've solved the problem by upgrading the IOS .