IBM 9228 User Guide - Page 22

Turning, computer

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System-error LED When this LED is lit, it indicates that a system error has occurred. An LED on the system board might also be lit to help isolate the error. If the LED on the system board is not lit, check the error log. CD or DVD drive activity LED When this LED is lit, it indicates that the CD or DVD drive is in use. CD or DVD eject button Press this button to insert a CD or DVD into or remove a CD or DVD from the CD or DVD drive. Headphone connector (green) Use this connector to send audio signals from the computer to external devices, such as speakers with built-in amplifiers, headphones, multimedia keyboards, or the audio line-in jack on a stereo system. Microphone connector (pink) Use this connector to connect a microphone to the computer when you want to record voices or other sounds on the hard disk. You can also use this connector (and a microphone) with speech-recognition software. USB connectors Use these connectors to connect USB devices to the computer, using redundant Plug and Play technology. IEEE 1394A (FireWire) connectors Use these connectors (four-pin on the front and six-pin on the rear) to connect FireWire devices, such as digital video cameras and external hard disk drives. Optional diskette-eject button Press this button to release a diskette from the diskette drive. Optional diskette drive activity LED When this LED is lit, it indicates that the diskette drive is in use. Turning on the computer When the computer is connected to an ac power source but is not turned on, the operating system does not run, and all core logic is shut down; however, the computer can respond to remote requests to turn on the computer. Notes: 1. Turn on all external devices, such as the monitor, before turning on the computer. 2. The power-on LED on the front of the computer is lit when the computer is on and while it is being turned on. Approximately 20 seconds after the computer is connected to ac power, the power-control button becomes active, and you can turn on the computer and start the operating system by pressing the power-control button. The computer can also be turned on in any of the following ways: v If a power failure occurs while the computer is turned on, the computer will restart automatically when power is restored. v When you connect the computer to power for the first time, the Wake on LAN feature can turn on the computer. If the computer was previously turned on, it must be turned off correctly for the Wake on LAN feature to turn on the computer. 10 IBM IntelliStation Z Pro Type 9228: User's Guide

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System-error
LED
When
this
LED
is
lit,
it
indicates
that
a
system
error
has
occurred.
An
LED
on
the
system
board
might
also
be
lit
to
help
isolate
the
error.
If
the
LED
on
the
system
board
is
not
lit,
check
the
error
log.
CD
or
DVD
drive
activity
LED
When
this
LED
is
lit,
it
indicates
that
the
CD
or
DVD
drive
is
in
use.
CD
or
DVD
eject
button
Press
this
button
to
insert
a
CD
or
DVD
into
or
remove
a
CD
or
DVD
from
the
CD
or
DVD
drive.
Headphone
connector
(green)
Use
this
connector
to
send
audio
signals
from
the
computer
to
external
devices,
such
as
speakers
with
built-in
amplifiers,
headphones,
multimedia
keyboards,
or
the
audio
line-in
jack
on
a
stereo
system.
Microphone
connector
(pink)
Use
this
connector
to
connect
a
microphone
to
the
computer
when
you
want
to
record
voices
or
other
sounds
on
the
hard
disk.
You
can
also
use
this
connector
(and
a
microphone)
with
speech-recognition
software.
USB
connectors
Use
these
connectors
to
connect
USB
devices
to
the
computer,
using
redundant
Plug
and
Play
technology.
IEEE
1394A
(FireWire)
connectors
Use
these
connectors
(four-pin
on
the
front
and
six-pin
on
the
rear)
to
connect
FireWire
devices,
such
as
digital
video
cameras
and
external
hard
disk
drives.
Optional
diskette-eject
button
Press
this
button
to
release
a
diskette
from
the
diskette
drive.
Optional
diskette
drive
activity
LED
When
this
LED
is
lit,
it
indicates
that
the
diskette
drive
is
in
use.
Turning
on
the
computer
When
the
computer
is
connected
to
an
ac
power
source
but
is
not
turned
on,
the
operating
system
does
not
run,
and
all
core
logic
is
shut
down;
however,
the
computer
can
respond
to
remote
requests
to
turn
on
the
computer.
Notes:
1.
Turn
on
all
external
devices,
such
as
the
monitor,
before
turning
on
the
computer.
2.
The
power-on
LED
on
the
front
of
the
computer
is
lit
when
the
computer
is
on
and
while
it
is
being
turned
on.
Approximately
20
seconds
after
the
computer
is
connected
to
ac
power,
the
power-control
button
becomes
active,
and
you
can
turn
on
the
computer
and
start
the
operating
system
by
pressing
the
power-control
button.
The
computer
can
also
be
turned
on
in
any
of
the
following
ways:
v
If
a
power
failure
occurs
while
the
computer
is
turned
on,
the
computer
will
restart
automatically
when
power
is
restored.
v
When
you
connect
the
computer
to
power
for
the
first
time,
the
Wake
on
LAN
feature
can
turn
on
the
computer.
If
the
computer
was
previously
turned
on,
it
must
be
turned
off
correctly
for
the
Wake
on
LAN
feature
to
turn
on
the
computer.
10
IBM
IntelliStation
Z
Pro
Type
9228:
User’s
Guide