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.
