User’s Guide FUJITSU PSWITCH
December/2018 167
1. Plug out the power cable from the device and power off the switch.
2. Hold the handle of the FAN unit with lock released, and pull out the FAN unit.
Before replacing FAN units, please confirm that the device is properly fixed to
the rack.
3. Replace Fan unit with a spare parts.
4. Connect the device to the terminal PC (FST-S) with a serial cable.
5. Plug in the power cable to the power connector and power on the switch.
6. Check the status of the FAN units.
Check the status of FAN units with the show environment command.
4.4. How to Replace Power Unit(CRU: Customer
Replaceable Unit※)
※CRU(Customer Replaceable Unit) are conform to Customer Self Service and are
possible to be installed and replaced as hot plug unit during the switch in
operation.
This switch has two power units. The Power units provide 1+1 redundant, and
support hot swapping.
In the following explanation, it is assumed that a terminal PC (referred to as
“FST-S”) is used to check the power unit status after replacement.
【Hot Swap】:The case in which replaced without power-off of the switch
1. Plug out the power cable from the failed power unit connector.
2. Hold the handle of the power unit with lock released, and pull out the failed
power unit.
Before replacing the power unit, please confirm that the switch is properly
fixed to the rack.
3. Replace the power unit with a spare unit. Install the spare unit into the switch.
4. Connect the swtich to the terminal PC (FST-S) with a serial cable.
5. Plug in the power cable to the power connector.
6. Check the status of the power units.
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