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Troubleshooting – Allied Telesis Removable Power Supply and Fan User Manual

Page 25

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Removable Power Supply and Fan

24

Troubleshooting

If the PSU does not function as expected:

Check that all cable connections are correct and secure.

On the PWR01 DC model, check that the Run/Standby switch has been
pressed and is in the On position.

On the PWR05, check that the Run/Standby switch has been set to Run
(position 1).

Check that the PSU is receiving the correct AC voltage (AC models).

Check that the PSU is receiving the correct DC voltage (DC models).

If LEDs indicate a PSU fault, replace the PSU or have your authorised Allied
Telesis distributor or reseller service it.

Troubleshooting information is also in the x900 Series Switch and
SwitchBlade

®

x908 Hardware Reference. You can download this document from

www.alliedtelesis.com/support/software

.