Check RPS status

Catalyst 3750E-24PD-S and PWR-RPS2300 both loaded with 750WAC power supply.

To check RPS status use show env rps command.

The below is the status of the RPS while it is functioning.

Switch#sh env rps
SW  Status          RPS Name          RPS Serial#  RPS Port#
--  -------------   ----------------  -----------  ---------
1   Active          CiscoRPS          FDO1620YH42  1

RPS Name: CiscoRPS
  State: Active
  PID: PWR-RPS2300
  Serial#: FDO1620YH42
  Fan: Good
  Temperature: Green

  RPS Power Supply A: Present
    PID             : C3K-PWR-750WAC
    Serial#         : DTN1604E03A
    System Power    : Good
    PoE Power       : Good
    Watts           : 300/420 (System/PoE)

  RPS Power Supply B: Not Present

DCOut  State   Connected  Priority  BackingUp  WillBackup  Portname        SW#
-----  ------- ---------  --------  ---------  ----------  --------------- ---
    1  Active  Yes               6  No         Yes         Switch            1
    2  Active  No                6  No         Yes         <>                -
    3  Active  No                6  No         Yes         <>                -
    4  Active  No                6  No         Yes         <>                -
    5  Active  No                6  No         Yes         <>                -
    6  Active  No                6  No         Yes         <>                -

Switch#

I switched off PWR-RPS2300, the syslog messages:

*Mar  1 00:13:54.339: %PLATFORM_ENV-1-RPS_STANDBY: RPS is either faulty or in standby mode
*Mar  1 00:13:57.342: %PLATFORM_ENV-1-RPS_FAN_FAILED: RPS fan failed
*Mar  1 00:13:57.342: %PLATFORM_ENV-1-RPS_OVER_CURRENT: RPS overcurrent condition
*Mar  1 00:13:57.342: %PLATFORM_ENV-1-RPS_PS_SIGNAL_FAULTY: 12V signal on RPS power supply A is faulty

show env rps command display RPS power as BAD and WillBackup as No.

Switch#sh env rps
SW  Status          RPS Name          RPS Serial#  RPS Port#
--  -------------   ----------------  -----------  ---------
1   Overcurrent     CiscoRPS          FDO1620YH42  1

RPS Name: CiscoRPS
  State: Overcurrent
  PID: PWR-RPS2300
  Serial#: FDO1620YH42
  Fan: Faulty
  Temperature: Green

  RPS Power Supply A: Present
    PID             : C3K-PWR-750WAC
    Serial#         : DTN1604E03A
    System Power    : Bad
    PoE Power       : Bad
    Watts           : 300/420 (System/PoE)

  RPS Power Supply B: Not Present

DCOut  State   Connected  Priority  BackingUp  WillBackup  Portname        SW#
-----  ------- ---------  --------  ---------  ----------  --------------- ---
    1  Standby Yes               6  No         No          Switch            1
    2  Standby No                6  No         No          <>                -
    3  Standby No                6  No         No          <>                -
    4  Standby No                6  No         No          <>                -
    5  Standby No                6  No         No          <>                -
    6  Standby No                6  No         No          <>                -

Switch#

Switch off the switch’s power supply. The syslog messages:

*Mar  1 00:15:42.560: %PLATFORM_ENV-1-RPS_FAN_FAILED: RPS fan failed
*Mar  1 00:16:09.605: %PLATFORM_ENV-1-RPS_FAN_FAILED: RPS fan failed
*Mar  1 00:16:36.650: %PLATFORM_ENV-1-RPS_FAN_FAILED: RPS fan failed
*Mar  1 00:16:51.674: %PLATFORM_ENV-6-RPS_INFO: Redundant Power Supply is in active mode
*Mar  1 00:17:51.812: %PLATFORM_ENV-1-FRU_PS_ACCESS: FRU Power Supply is not responding

show env power command shows switch’s power supply as bad.

Switch#sh env power
SW  PID                 Serial#     Status           Sys Pwr  PoE Pwr  Watts
--  ------------------  ----------  ---------------  -------  -------  -----
 1  C3K-PWR-750WAC      AZS154302LD  No Response     Bad      Bad      300/420

Switch#

PWR-RPS2300 is backing up power for Cataylst 3750. BackingUp changed to Yes.

Switch#sh env rps
SW  Status          RPS Name          RPS Serial#  RPS Port#
--  -------------   ----------------  -----------  ---------
1   Active          CiscoRPS          FDO1620YH42  1

RPS Name: CiscoRPS
  State: Active
  PID: PWR-RPS2300
  Serial#: FDO1620YH42
  Fan: Good
  Temperature: Green

  RPS Power Supply A: Present
    PID             : C3K-PWR-750WAC
    Serial#         : DTN1604E03A
    System Power    : Good
    PoE Power       : Good
    Watts           : 300/420 (System/PoE)

  RPS Power Supply B: Not Present

DCOut  State   Connected  Priority  BackingUp  WillBackup  Portname        SW#
-----  ------- ---------  --------  ---------  ----------  --------------- ---
    1  Active  Yes               6  Yes        Yes         Switch            1
    2  Active  No                6  No         No          <>                -
    3  Active  No                6  No         No          <>                -
    4  Active  No                6  No         No          <>                -
    5  Active  No                6  No         No          <>                -
    6  Active  No                6  No         No          <>                -

Switch#

Front panel RPS light status
When switch’s power supply is turned off while RPS2300 is backing up, switch front panel RPS light is amber and blinking.

When RPS2300 is turned off while switch’s power supply is still functional, switch front panel RPS light is amber and stable.