Powering off system unit
This section describes the procedures to powering off the system unit.
1. Confirm that the devices and the peripherals connected to the system are not
being accessed.
2. Confirm that the ACCESS LED is OFF.
3. Press the POWER switch on the front side of the system unit.
The power for the system unit is turned off.
4. Turn off the peripherals.
4-4
Depending on a peripheral, you may need to turn off the peripheral
before you turn off the system unit. For details, see the manual of
each peripheral device.
•
If the power is automatically turned off when the operating
system (OS) is shut down, you do not need to press the POWER
switch.
The power may not be turned off due to cache protection even if
•
you press the POWER switch. In this case, wait until the power
will be turned off.
The fans inside the power supplies of the system unit continue
•
running unless the AC power source is turned off.
Powering on/off system unit
Hitachi Compute Rack 220H Getting Started Guide