Brocade switch shows Power Supply is faulty

Applies to

Brocade 6510 switch

Issue

• Amber light/sclaim Orang or no link lights displayed on the switch PSU.
• sensorshow reports PSU2 as "faulty" and Fan 2 as "Unknown". 

sensorshow        :
sensor  1: (Temperature) is Ok, value is 39 C
sensor  2: (Fan 1 ) is Ok,speed is 6617 RPM
sensor  3: (Fan 2 ) is Unknown
sensor  4: (Power Supply) is Ok
sensor  5: (Power Supply) is Faulty

• psshow reports Power Supply 2 as faulty:

psshow        :

Power Supply #1 is OK
Power Supply #2 is faulty

• fanshow reports Fan 2 as Unknown:

fanshow        :
Fan 1 is Ok, speed is 6617 RPM
Fan 2 is Unknown

• As per errdump, could see both PS1 ; PS2 and Fan2 going faulty:

2023/06/21-14:13:39, [EM-1034], 88278, CHASSIS, ERROR, Brocade, PS 2 set to faulty, rc=2000e.
2023/06/21-14:13:41, [FW-1010], 88279, FID 128, WARNING, Brocade, Env Power Supply 2, is below low boundary(High=0, Low=1). Current value is 0 (1 OK/0 FAULTY).
2023/06/21-14:13:41, [FW-1424], 88280, FID 128, WARNING, Brocade, Switch status changed from HEALTHY to MARGINAL.
2023/06/21-14:13:41, [FW-1427], 88281, FID 128, WARNING, Brocade, Switch status change contributing factor Power supply: 1 bad.

2023/06/21-14:13:56, [EM-1034], 88293, CHASSIS, ERROR, Brocade, PS 1 set to faulty, rc=2000e.
2023/06/21-14:14:00, [FW-1010], 88294, FID 128, WARNING, Brocade, Env Power Supply 1, is below low boundary(High=0, Low=1). Current value is 0 (1 OK/0 FAULTY).
2023/06/21-14:14:00, [FW-1424], 88295, FID 128, WARNING, Brocade, Switch status changed from HEALTHY to MARGINAL.
2023/06/21-14:14:00, [FW-1427], 88296, FID 128, WARNING, Brocade, Switch status change contributing factor Power supply: 1 bad.
2023/06/21-14:14:00, [EM-1037], 88298, CHASSIS, INFO, Brocade, PS 1 is no longer faulted.

2023/06/21-14:23:40, [HIL-1610], 88315, CHASSIS, WARNING, Brocade, Fan/PS unit 2 not supplying power, fan speeds may not be available. Please ensure that the unit has power and the switch is on.
2023/06/21-14:23:44, [FW-1431], 88316, FID 2, WARNING, Brocade, Switch status change contributing factor Fan: 1 bad.
2023/06/21-14:23:46, [FW-1431], 88317, FID 128, WARNING, Brocade, Switch status change contributing factor Fan: 1 bad

• Below steps followed to further rule out any potential power issues on site such the power outlet, cables etc before replacing the switch PSU:

1. Check if power cable is connected properly.
2. Try to swap with good known power cable.
3. Reseat power cords and PSU of switch.
4. Ensure the external power supply operating normally.

Note: For Brocade 6510 switches, the fans are integrated into the power supply unit