R
EPLACING
PARTS
72
Fan
A fan mounted inside the E-42 chassis draws air into the E-42 to cool components. The fan
runs continuously when the system is on. You should hear the fan start as soon as you power
on the E-42. If you do not hear the fan, there may be a faulty power connection.
The following procedures describe how to remove and replace the fan.
T
O
REMOVE
THE
FAN
1 Shut down, and then open the E-42 (see pages
and
To access the fan, you must remove the left panel.
2 Remove the fan cable from motherboard connector FAN 4.
3 Release the fan from the fan bracket by bending the hooks on the bracket.
F
IGURE
21:
Removing the fan
4 Remove the fan from the chassis.
T
O
REPLACE
THE
FAN
1 Align the fan.
An arrow on the side of the fan indicates the airflow direction. Make sure that the fan is
positioned so that the arrow points inside the E-42 and the fan cable extends downward
toward the motherboard (see
).
2 Press the fan into the bracket until it clicks into place.
Make sure that the hooks on the bracket close over the edge of the fan.
3 Connect the fan cable to motherboard connector FAN 4.
4 Reassemble the E-42 and verify its functionality (see
).
Hook
(1 of 2)
Fan
Fan bracket
Air flow direction
Fan cable extending downward