How to Power Off the System

How to Power Off the System

Caution Before turning off system power, halt the operating system as described below. Failure to halt the operating system properly can result in loss of disk drive data.

What to Do

1.Notify users that the system will be powered down.

2.Back up the system files and data, if necessary.

3.Halt the operating system using the appropriate commands.

Refer to the Solaris Handbook for Sun Peripherals that corresponds to your operating system.

4.Wait for the system halt messages and the ok prompt.

Note If the system hangs, holding the Power button down for five seconds while the keyswitch is in the Power On/Off positon, will cause an immediate hardware power off.

5.Turn the keyswitch on the front panel of the system to the Standby position.

Standby position

Chapter 2 System Setup 43

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Sun Microsystems 220R manual How to Power Off the System, Notify users that the system will be powered down, What to Do