Stopping the System Unit

ATTENTION : When using the shutdown procedure for your system, ente shutdown command for your operating system before you stop the sy Failure to do so may result in the loss of data. If you need i shutdown procedure for your operating system, see the operating s documentation.

1. Before stopping the programs and operating system, notify your administrator and users that the system is going to be shut do

2. After you shut down the operating system, turn off the system

3. Set the power switches of the attached devices to Off.

Power

Switch

and

Indicator

 

 

The

power

switch and

indicators on

the front of your system unit

power to

the

system

unit, observe

system power status, and observ

These features also have other built-in capabilities to assist you problems and observing system status:

ŸWhen the system unit is turned on by pressing the power switch lights steadily.

Ÿ The

disk drive LED lights whenever the hard disk drives within t

are

being used.

ŸIf AIX is installed and running, a memory dump of system informa requested.

– To enable this function,sysdumpdevthe -Kcommand must be executed before an error condition exists.

To request the memory dump, press the reset button on the o Requesting a memory dump directs AIX to save system informat

predefined file before turning off the system. This feature assist in recovery from system problems.

– When a memory dump

has been

requested,

the

power LED

blinks

(about

10

flashes

per second) to indicate that

the

dump ha

This

blinking

ceases

after

about

a

minute

whether

or

not

the

complete,

and the

LED

returns

to

its

steady,

lit

state

until

or

reboots

when the

dump

is

complete.

 

 

 

 

 

Chapter 2. Using the System2-5Unit

Page 43
Image 43
IBM RS/6000 7043 43P manual Stopping the System Unit, Indicator