From a console window (dtterm, for example), issue an appropriate command (for example, the shutdown,init, halt, or uadmin command) as described in Solaris system administration documentation.
Stop-A (L1-A) or Break key sequence
From a Sun keyboard, hold down the Stop and A keys simultaneously.
-or-
From a connected alphanumeric terminal, press the Break key.
Externally initiated
reset (XIR)
From the system controller, type the xir command.
Manual system reset
Press the front panel Power button and hold it for five seconds.
-or-
From the system controller, type the reset command.
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