IBM RS/6000 7025 manual Starting the System Unit, Stopping the System Unit

Chapter 2. Using the System Unit

Starting the System Unit

1. Set the power switches of the attached devices to On.

Note: When the system is plugged in but not powered on, the Power On LED flashes slowly.

2. Press the Power On switch.

When you press the	Power On	switch, the Power On LED comes on and the
system starts a POST	(power-on	self test).

During POST, progress codes display in the operator panel display.

3. If	the	Power		On	light		does not come on and there	is no indication of power
you	press	the		Power		On	switch, ensure that the power cord, located at the
of the system				unit,		is	plugged into a grounded electrical outlet. If this d
solve	the	problem,			go	to	Chapter 9, “Hardware Problem	Determination”	on
page 9-1. If			the		LED	is	not flashingOK is notanddisplayed in	the display,	go to
the	section		on	running		the diagnostics.

Stopping the System Unit

Attention: When using the shutdown procedure for your system, enter the correct command before you stop the system unit. Failure to do so may result in the los

Chapter 2. Using the System2-1Unit