IBM 84885BU User Manual - Page 14

Server, controls, connectors, power, Front

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Server controls, connectors, LEDs, and power This section describes the controls, connectors, and light-emitting diodes (LEDs) and how to turn the server on and off. Front view The following illustration shows the controls and LEDs on the front of the server. Ethernet link status LED Ethernet transmit/receive activity LED CD-ROM drive activity LED CD-eject button Diskette-eject button Hard disk drive activity LED Power-on LED Power-control button System error LED USB connectors Diskette drive activity LED CD-ROM drive activity LED When this LED is lit, it indicates that the CD-ROM drive is in use. CD-eject button Press this button to release a CD from the CD-ROM drive. Diskette-eject button Press this button to release a diskette from the diskette drive. Hard disk drive activity LED When this LED is flashing, it indicates that a hard disk drive is in use. Power-on LED When this LED is lit and not flashing, it indicates that the server is turned on. When this LED is flashing, it indicates that the server is off and still connected to an ac power source. Power-control button Press this button to turn the server on and off manually. System-error LED When this amber 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 (see "System board error LEDs" on page 17). Diskette drive activity LED When this LED is lit, it indicates that the diskette drive is in use. USB connectors Connect USB devices to these connectors. 4 xSeries 226 Type 8488 and 8648: Hardware Maintenance Manual and Troubleshooting Guide

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Server
controls,
connectors,
LEDs,
and
power
This
section
describes
the
controls,
connectors,
and
light-emitting
diodes
(LEDs)
and
how
to
turn
the
server
on
and
off.
Front
view
The
following
illustration
shows
the
controls
and
LEDs
on
the
front
of
the
server.
CD-eject
button
CD-ROM drive
activity LED
Ethernet link
status LED
Ethernet
transmit/receive
activity LED
Diskette-eject
button
Hard disk drive
activity LED
Power-on
LED
Power-control
button
System error
LED
Diskette drive
activity LED
USB connectors
CD-ROM
drive
activity
LED
When
this
LED
is
lit,
it
indicates
that
the
CD-ROM
drive
is
in
use.
CD-eject
button
Press
this
button
to
release
a
CD
from
the
CD-ROM
drive.
Diskette-eject
button
Press
this
button
to
release
a
diskette
from
the
diskette
drive.
Hard
disk
drive
activity
LED
When
this
LED
is
flashing,
it
indicates
that
a
hard
disk
drive
is
in
use.
Power-on
LED
When
this
LED
is
lit
and
not
flashing,
it
indicates
that
the
server
is
turned
on.
When
this
LED
is
flashing,
it
indicates
that
the
server
is
off
and
still
connected
to
an
ac
power
source.
Power-control
button
Press
this
button
to
turn
the
server
on
and
off
manually.
System-error
LED
When
this
amber
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
(see
“System
board
error
LEDs”
on
page
17).
Diskette
drive
activity
LED
When
this
LED
is
lit,
it
indicates
that
the
diskette
drive
is
in
use.
USB
connectors
Connect
USB
devices
to
these
connectors.
4
xSeries
226
Type
8488
and
8648:
Hardware
Maintenance
Manual
and
Troubleshooting
Guide