4-6
Replacing
parts
Hitachi Compute Rack 220S CRU Replacement Guide
Replacing a power supply
This section describes the procedure for replacing a power supply.
Location of installing power supply
Install a power supply to power supply slots. The locations of the power supply
slots are as follows.
Figure 4-6: Location of power supply slot
When replacing a power supply in hot-swap condition, confirm that
another power supply is installed and active status.
Removing a power supply
1.
Confirm the failed power supply.
The Power supply LED lights solid amber.
2.
Open the cable clamp to release the AC cable.
3.
Disconnect the AC cable from the failed power supply.
NOTICE
Do not disconnect the AC cable connected to the power supply
which is operating normally.
If you do, the power to the system unit will be turned off and the
data may be lost.
Power supply slot 1 Power supply slot 2