Dell bpcwcsn_5 - OptiPlex - 740 User Manual page 214

2 Remove the hard drive (see "Removing a Hard Drive" on page 208).
3 Turn the hard drive upside down, so that the hard-drive fan is visible in the bottom of the drive
bracket.
4 To remove the hard-drive fan:
Lift the release tab on the back panel of the fan.
a
Rotate the fan in the opposite direction from that indicated by the arrow on the back panel of the
b
fan.
Lift to remove the fan and its back panel from the hard-drive bracket.
c
1
fan release tab
4
hard-drive bracket
5 To replace the hard-drive fan:
Turn the fan upside-down, so that its backing faces up and align the triangle on the fan's back
a
panel with the corresponding triangle on the back of the hard-drive bracket.
Rotate the fan and its backing in the direction of the arrow on the fan's back panel.
b
6 Install the hard drive (see "Installing a Hard Drive" on page 210).
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Small Form Factor Computer
1
2
fan with fan back panel
2
3
4
3
power cable