IBM 8863 Service Guide - Page 139

information, Front-panel, assembly

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5. Note where the SAS cables are connected, and then disconnect the 2 SAS cables from the SAS backplane. 6. Squeeze the two blue release tabs. 7. Lift the SAS backplane out of the server slightly; then, disconnect the power cable and remove the backplane. To install a SAS backplane, complete the following steps: 1. Connect the power cable to the replacement backplane. 2. Slide the backplane into the card guides. 3. Align the two slots in the backplane with the two guide tabs; then, press firmly until the blue tabs secure the backplane. 4. Reconnect the SAS cables to the backplane. 5. Replace the top cover. 6. Replace the hard disk drives. 7. Reconnect the external cables and power cords. FRU information Front-panel assembly To remove the front-panel assembly, complete the following steps. Release button 1. Read the safety information that begins on page vii, and "Handling static-sensitive devices" on page 100. 2. Turn off the server and peripheral devices, and disconnect the power cords and all external cables necessary to replace the device. 3. Remove the top cover and bezel. 4. Remove the DVD drive power and signal cables from the media-interposer card. 5. Note where the light path diagnostics ribbon cable is connected, and then disconnect the light path diagnostics ribbon cable from the I/O board. 6. Press the blue tab on the chassis above the front-panel assembly and pull the assembly out of the server. To install a front-panel assembly, complete the following steps: 1. Guide the light path diagnostics ribbon cable through first, and insert the assembly into the server through the front. 2. Connect the DVD drive power cable and signal cable. Chapter 4. Removing and replacing server components 123

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5.
Note
where
the
SAS
cables
are
connected,
and
then
disconnect
the
2
SAS
cables
from
the
SAS
backplane.
6.
Squeeze
the
two
blue
release
tabs.
7.
Lift
the
SAS
backplane
out
of
the
server
slightly;
then,
disconnect
the
power
cable
and
remove
the
backplane.
To
install
a
SAS
backplane,
complete
the
following
steps:
1.
Connect
the
power
cable
to
the
replacement
backplane.
2.
Slide
the
backplane
into
the
card
guides.
3.
Align
the
two
slots
in
the
backplane
with
the
two
guide
tabs;
then,
press
firmly
until
the
blue
tabs
secure
the
backplane.
4.
Reconnect
the
SAS
cables
to
the
backplane.
5.
Replace
the
top
cover.
6.
Replace
the
hard
disk
drives.
7.
Reconnect
the
external
cables
and
power
cords.
FRU
information
Front-panel
assembly
To
remove
the
front-panel
assembly,
complete
the
following
steps.
Release
button
1.
Read
the
safety
information
that
begins
on
page
vii,
and
“Handling
static-sensitive
devices”
on
page
100.
2.
Turn
off
the
server
and
peripheral
devices,
and
disconnect
the
power
cords
and
all
external
cables
necessary
to
replace
the
device.
3.
Remove
the
top
cover
and
bezel.
4.
Remove
the
DVD
drive
power
and
signal
cables
from
the
media-interposer
card.
5.
Note
where
the
light
path
diagnostics
ribbon
cable
is
connected,
and
then
disconnect
the
light
path
diagnostics
ribbon
cable
from
the
I/O
board.
6.
Press
the
blue
tab
on
the
chassis
above
the
front-panel
assembly
and
pull
the
assembly
out
of
the
server.
To
install
a
front-panel
assembly,
complete
the
following
steps:
1.
Guide
the
light
path
diagnostics
ribbon
cable
through
first,
and
insert
the
assembly
into
the
server
through
the
front.
2.
Connect
the
DVD
drive
power
cable
and
signal
cable.
Chapter
4.
Removing
and
replacing
server
components
123