IBM 8671 Hardware Maintenance Manual - Page 134

Front, housing

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Page 134 highlights

Front fan housing Complete the following steps to remove the blower housing. Note: v Read "Installation guidelines" on page 45. v Read the safety notices at "Safety information" on page 169. v Read "Handling electrostatic discharge-sensitive devices" on page 172. 1. Turn off the server. 2. Disconnect all external cables and power cords from the back of the server. 3. Remove the front bezel (see "Removing the bezel" on page 56). 4. Remove the server cover (see "Removing the left-side cover" on page 55). 5. Remove the two front fans (see "Replacing a hot-swap fan" on page 94). 6. Disconnect and remove adapter cards and spacers (see "Working with adapters" on page 60). 7. Remove the two central fans (see "Replacing a hot-swap fan" on page 94). 8. Remove the plastic baffle. 9. Remove the DASD backplane (see "DASD backplane" on page 122). 10. Disconnect the fan cable from the system board. 11. Press in the tabs ( 1 ) with the tip of a flat-blade screwdriver until the housing releases and tilts up ( 2 ); then, pull the housing out of the two notches on the front of the chassis and lift ( 3 ) the housing out of the server. 12. To replace the blower housing, reverse the previous steps, making sure that the two tabs are inserted into the notches on the front of the chassis. 124 xSeries 235 Type 8671: Hardware Maintenance Manual and Troubleshooting Guide

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Front
fan
housing
Complete
the
following
steps
to
remove
the
blower
housing.
Note:
v
Read
“Installation
guidelines”
on
page
45.
v
Read
the
safety
notices
at
“Safety
information”
on
page
169.
v
Read
“Handling
electrostatic
discharge-sensitive
devices”
on
page
172.
1.
Turn
off
the
server.
2.
Disconnect
all
external
cables
and
power
cords
from
the
back
of
the
server.
3.
Remove
the
front
bezel
(see
“Removing
the
bezel”
on
page
56).
4.
Remove
the
server
cover
(see
“Removing
the
left-side
cover”
on
page
55).
5.
Remove
the
two
front
fans
(see
“Replacing
a
hot-swap
fan”
on
page
94).
6.
Disconnect
and
remove
adapter
cards
and
spacers
(see
“Working
with
adapters”
on
page
60).
7.
Remove
the
two
central
fans
(see
“Replacing
a
hot-swap
fan”
on
page
94).
8.
Remove
the
plastic
baffle.
9.
Remove
the
DASD
backplane
(see
“DASD
backplane”
on
page
122).
10.
Disconnect
the
fan
cable
from
the
system
board.
11.
Press
in
the
tabs
(
±1²
)
with
the
tip
of
a
flat-blade
screwdriver
until
the
housing
releases
and
tilts
up
(
±2²
);
then,
pull
the
housing
out
of
the
two
notches
on
the
front
of
the
chassis
and
lift
(
±3²
)
the
housing
out
of
the
server.
12.
To
replace
the
blower
housing,
reverse
the
previous
steps,
making
sure
that
the
two
tabs
are
inserted
into
the
notches
on
the
front
of
the
chassis.
124
xSeries
235
Type
8671:
Hardware
Maintenance
Manual
and
Troubleshooting
Guide