HP ProLiant ML350 Gen9, Maintenance And Service Manual

Page: 32 / 124

Removal and replacement procedures 32
IMPORTANT: For optimum cooling, install fans in all primary fan locations. For more
information, refer to the fan locations table (" Hot-plug fans " on page 98 ).
To remove the component:
1.
Do one of the following:
o
For tower models, open and remove the tower bezel (" Remove the tower bezel " on page 28 ).
o
For rack models, if installed, remove the security bezel (" Remove the security bezel (optional) "
on page 28 ).
2.
Power down the server (on page 29 ).
3.
Remove all power:
a.
Disconnect each power cord from the power source.
b.
Disconnect each power cord from the server.
4.
Do one of the following:
o
For tower models, place the server on a flat, level surface with the access panel facing up.
o
For rack models, extend the server from the rack (on page 29 ).
5.
Remove the access panel (" Access panel " on page 33 ).
6.
Remove the air baffle (on page 31 ).
7.
Remove the fan cage.
Remove a fan
WARNING: To reduce the risk of personal injury from hot surfaces, allow the drives and the
internal system components to cool before touching them.
CAUTION: To prevent damage to electrical components, take the appropriate anti-static
precautions before beginning any installation, removal, or replacement procedure. Improper
grounding can cause electrostatic discharge.
For more information on fan numbering and fan population, see "Hot-plug fans (on page 98 )."
To remove the component:
1.
Do one of the following: