Compaq A900 Laptop User Manual


 
3. Remove the fan (3).
Reverse this procedure to install the fan.
NOTE: To properly ventilate the computer, allow at least a 7.6-cm (3-inch) clearance on the left side of
the computer.
The computer uses an electric fan for ventilation. The fan is controlled by a temperature sensor and is
designed to turn on automatically when high temperature conditions exist. These conditions are affected
by high external temperatures, system power consumption, power management/battery conservation
configurations, battery fast charging, and software requirements. Exhaust air is displaced through the
ventilation grill located on the left side of the computer.
Speaker assembly
Description Spare part number
Speaker assembly (include cables) 462581-001
Before removing the speaker assembly, follow these steps:
1.
Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2.
Disconnect all external devices connected to the computer.
3.
Disconnect the power from the computer by first unplugging the power cord from the AC outlet and
then unplugging the AC adapter from the computer.
4.
Remove the battery (see
Battery on page 34).
5.
Remove the following components:
a.
Hard drive (see
Hard drive on page 37)
b.
Optical drive (see
Optical drive on page 44)
c.
Switch cover and keyboard (see
Switch cover and keyboard on page 46)
Component replacement procedures 59