HP Pavilion dm3 HP Pavilion dm3 Entertainment PC - Maintenance and Service Gui - Page 65

WWAN module, Disconnect the WWAN antenna cables

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WWAN module Description HSPA EV-DO Birlion MiniCard UNDP WWAN module (optional) Spare part number 621185-001 Before removing the WWAN module: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn on the computer, 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 disconnecting the power cord from the AC outlet and then disconnecting the AC adapter from the computer. 4. Remove the following components: a. Battery (see Battery on page 34) b. Hard drive (see Hard drive on page 36) c. Keyboard (see Keyboard on page 42) d. Top cover (see Top cover on page 45) Remove the WWAN module: 1. Position the base enclosure with the front edge towards you. 2. Disconnect the WWAN antenna cables (1) from the WWAN module. NOTE: The red WWAN antenna cable is connected to the WWAN module "Main" terminal. The blue WWAN antenna cable is connected to the WWAN module "Aux" terminal. 3. Remove the two Phillips PM2.0×3.0 screws (2) that secures the WWAN module to the computer. (The edge of the module opposite the slot rises away from the computer.) Component replacement procedures 57

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WWAN module
Description
Spare part number
HSPA EV-DO Birlion MiniCard UNDP WWAN module
(optional)
621185-001
Before removing the WWAN module:
1.
Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn on
the computer, 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 disconnecting the power cord from the AC
outlet and then disconnecting the AC adapter from the computer.
4.
Remove the following components:
a.
Battery (see
Battery
on page
34
)
b.
Hard drive (see
Hard drive
on page
36
)
c.
Keyboard (see
Keyboard
on page
42
)
d.
Top cover (see
Top cover
on page
45
)
Remove the WWAN module:
1.
Position the base enclosure with the front edge towards you.
2.
Disconnect the WWAN antenna cables
(1)
from the WWAN module.
NOTE:
The red WWAN antenna cable is connected to the WWAN module “Main” terminal. The
blue WWAN antenna cable is connected to the WWAN module “Aux” terminal.
3.
Remove the two Phillips PM2.0×3.0 screws
(2)
that secures the WWAN module to the computer.
(The edge of the module opposite the slot rises away from the computer.)
Component replacement procedures
57