Notify users that the system is going down.
Back up the system files and data to tape, if necessary.
Halt the system using the appropriate commands.
Refer to the Solaris Handbook for SMCC Peripherals that corresponds to your operating system.
Wait for the system-halted message and the boot monitor prompt.
Turn off the system power in this order:
External drives and expansion cabinets (if any)
Turn the front panel key switch to the Standby position (Figure 11-1).
Turn the main power switch (Figure 11-2) to Off.
Before attempting to service the system cabinet, turn off the AC power.