IBM 8488 Hardware Maintenance Manual - Page 88

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Front fan Before you begin: v Read Appendix B, "Safety information," on page 143. v Review the information in "System reliability guidelines" on page 25. To remove the front fan, complete the following steps: 1. Turn off the server, if it is on. 2. Disconnect the power cord from the power source and from the server; then, disconnect all external cables. 3. Remove the cover (see "Removing the side cover" on page 28). 4. Remove the frame-support bracket (see "Removing and installing the support bracket" on page 32). 5. Remove the fan cable from the system board. 6. Disconnect any cables that run through the opening in the adapter-support bracket and fan housing (from the front area of the server to the system board). 7. Remove the adapter-support bracket and fan housing: a. Lift the release lever for the adapter-support bracket and fan housing. b. Slide the fan housing toward the top of the server until it is free of the tabs on the chassis. 8. Use side cutters to cut the four rubber extensions on the adapter-support bracket. 78 xSeries 226 Type 8488 and 8648: Hardware Maintenance Manual and Troubleshooting Guide

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Front
fan
Before
you
begin:
v
Read
Appendix
B,
“Safety
information,”
on
page
143.
v
Review
the
information
in
“System
reliability
guidelines”
on
page
25.
To
remove
the
front
fan,
complete
the
following
steps:
1.
Turn
off
the
server,
if
it
is
on.
2.
Disconnect
the
power
cord
from
the
power
source
and
from
the
server;
then,
disconnect
all
external
cables.
3.
Remove
the
cover
(see
“Removing
the
side
cover”
on
page
28).
4.
Remove
the
frame-support
bracket
(see
“Removing
and
installing
the
support
bracket”
on
page
32).
5.
Remove
the
fan
cable
from
the
system
board.
6.
Disconnect
any
cables
that
run
through
the
opening
in
the
adapter-support
bracket
and
fan
housing
(from
the
front
area
of
the
server
to
the
system
board).
7.
Remove
the
adapter-support
bracket
and
fan
housing:
a.
Lift
the
release
lever
for
the
adapter-support
bracket
and
fan
housing.
b.
Slide
the
fan
housing
toward
the
top
of
the
server
until
it
is
free
of
the
tabs
on
the
chassis.
8.
Use
side
cutters
to
cut
the
four
rubber
extensions
on
the
adapter-support
bracket.
78
xSeries
226
Type
8488
and
8648:
Hardware
Maintenance
Manual
and
Troubleshooting
Guide