Replacing A Hard-Drive Fan - Dell Optiflex 740 User Manual

Replacing a Hard-Drive Fan

1. Follow the instructions in Before You
2. Remove the hard drive (see
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:
a. Lift the release tab on the back panel of the fan.
b. Rotate the fan in the opposite direction from that indicated by the arrow on the back panel of the fan.
c. Lift to remove the fan and its back panel from the hard-drive bracket.
1 fan release tab 2
4 hard-drive bracket
5. To replace the hard-drive fan:
a. Turn the fan upside-down, so that its backing faces up and align the triangle on the fan's back panel with the corresponding triangle on the back
of the hard-drive bracket.
b. Rotate the fan and its backing in the direction of the arrow on the fan's back panel.
6. Install the hard drive (see Installing a Hard
Optical Drive
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.
CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer cover.
Removing an Optical Drive
1. Follow the procedures in Before You
2. Lay the computer on its side so that the system board is on the bottom of the inside of the computer.
NOTICE: Do not pull the drive out of the computer by the drive cables. Doing so may cause damage to cables and the cable connectors.
3. Pull up on the drive release latch and slide the drive towards the back of the computer. Then lift up to remove the drive from the computer.
Begin.
Removing a Hard Drive).
fan with fan back panel
Drive).
Begin.
3 power cable