IBM 8649 Hardware Maintenance Manual - Page 86

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9. Note where the power-switch and LED panel cables connect to the system board; then, carefully disconnect the cables from the system board. Notes: a. You might need to remove the diskette, SCSI, and IDE cables to access the power switch and LED panel cable connector. b. Some cables might have two connectors for you to disconnect. c. See the system service label for system board connector locations. 10. Place a screwdriver against the bottom release latch of the power button and gently press upward and slide the latch through the aperture. 11. Gently pinch together the upper release latches and slide the latches through the aperture and remove the power button. To replace the power button, complete the following steps: 1. Thread the power button and LED panel cables through the aperture in the chassis and bottom release latch. 2. Connect the power button and LED panel cables to the power button and LED panel connectors on the system board. 3. Press in on the tab on the left side of the panel; then, squeeze the top and bottom of the right side of the panel and carefully push the panel into place in the aperture in the chassis. 4. Press in on the drive-cage release tab, and rotate the drive cage back into the server. 5. Connect the SCSI signal cable to the SCSI backplane. 6. Replace the hot-swap hard disk drives. See "Installing a hot-swap hard disk drive" on page 47 7. Replace the front bezel. See "Replacing the bezel" on page 66 8. Install the side cover. See "Replacing the side cover" on page 67 9. Connect external cables and the power cable, and turn on the server. 76 IBM xSeries 225 Types 8649: Hardware Maintenance Manual and Troubleshooting Guide

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9.
Note
where
the
power-switch
and
LED
panel
cables
connect
to
the
system
board;
then,
carefully
disconnect
the
cables
from
the
system
board.
Notes:
a.
You
might
need
to
remove
the
diskette,
SCSI,
and
IDE
cables
to
access
the
power
switch
and
LED
panel
cable
connector.
b.
Some
cables
might
have
two
connectors
for
you
to
disconnect.
c.
See
the
system
service
label
for
system
board
connector
locations.
10.
Place
a
screwdriver
against
the
bottom
release
latch
of
the
power
button
and
gently
press
upward
and
slide
the
latch
through
the
aperture.
11.
Gently
pinch
together
the
upper
release
latches
and
slide
the
latches
through
the
aperture
and
remove
the
power
button.
To
replace
the
power
button,
complete
the
following
steps:
1.
Thread
the
power
button
and
LED
panel
cables
through
the
aperture
in
the
chassis
and
bottom
release
latch.
2.
Connect
the
power
button
and
LED
panel
cables
to
the
power
button
and
LED
panel
connectors
on
the
system
board.
3.
Press
in
on
the
tab
on
the
left
side
of
the
panel;
then,
squeeze
the
top
and
bottom
of
the
right
side
of
the
panel
and
carefully
push
the
panel
into
place
in
the
aperture
in
the
chassis.
4.
Press
in
on
the
drive-cage
release
tab,
and
rotate
the
drive
cage
back
into
the
server.
5.
Connect
the
SCSI
signal
cable
to
the
SCSI
backplane.
6.
Replace
the
hot-swap
hard
disk
drives.
See
“Installing
a
hot-swap
hard
disk
drive”
on
page
47
7.
Replace
the
front
bezel.
See
“Replacing
the
bezel”
on
page
66
8.
Install
the
side
cover.
See
“Replacing
the
side
cover”
on
page
67
9.
Connect
external
cables
and
the
power
cable,
and
turn
on
the
server.
76
IBM
xSeries
225
Types
8649:
Hardware
Maintenance
Manual
and
Troubleshooting
Guide