Compaq Presario A900 Compaq Presario A900 Notebook PC - Maintenance and Servic - Page 51

The black WLAN antenna cable is connected to the WLAN module Main terminal.

Page 51 highlights

Before removing the WLAN module, 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). Remove the WLAN module: 1. Loosen the two Phillips PM2.5×6.0 captive screws (1) that secure the memory/WLAN module compartment cover to the computer. 2. Lift the front edge of the cover (2), swing it up and back, and remove the cover. The memory/WLAN module compartment cover is included in the Plastics Kit, spare part number 462409-001. 3. Disconnect the WLAN antenna cables (1) from the terminals on the WLAN module. NOTE: The black WLAN antenna cable is connected to the WLAN module "Main" terminal. The white WLAN antenna cable is connected to the WLAN module "Aux" terminal. If the computer is equipped with an 802.11a/b/g/n WLAN module, the yellow WLAN antenna cable (2) is connected to the middle terminal on the WLAN module. 4. Remove the two Phillips PM2.0×4.0 screws (3) that secure the WLAN module to the computer. (The edge of the module opposite the slot rises away from the computer.) Component replacement procedures 43

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Before removing the WLAN module, 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
).
Remove the WLAN module:
1
.
Loosen the two Phillips PM2.5×6.0 captive screws
(1)
that secure the memory/WLAN module
compartment cover to the computer.
2
.
Lift the front edge of the cover
(2)
, swing it up and back, and remove the cover. The memory/WLAN
module compartment cover is included in the Plastics Kit, spare part number 462409-001.
3
.
Disconnect the WLAN antenna cables
(1)
from the terminals on the WLAN module.
NOTE:
The black WLAN antenna cable is connected to the WLAN module “Main” terminal. The
white WLAN antenna cable is connected to the WLAN module “Aux” terminal. If the computer is
equipped with an 802.11a/b/g/n WLAN module, the yellow WLAN antenna cable
(2)
is
connected to the middle terminal on the WLAN module.
4
.
Remove the two Phillips PM2.0×4.0 screws
(3)
that secure the WLAN module to the computer. (The
edge of the module opposite the slot rises away from the computer.)
Component replacement procedures
43