Removal and replacement procedures
WWAN module
Description
Ericsson F3607 SDG 900 HSPA minicard
Qualcomm Evolution-Data only (EVDO)/High-speed packet access (HSPA) minicard
Before removing the WWAN 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
Remove the wireless module compartment cover.
1. Position the computer upside down, with the front toward you.
2. Loosen the Phillips PM2.0×5.0 captive screw 1 that secures the wireless module compartment cover to
the computer.
3. Lift the left side of the cover 2 to remove it from the computer.
The wireless module compartment cover is included in the Plastics Kit, spare part number 594091-001.
4–14
"Battery" on page
4-7).
Spare part number
574249-001
531993-001
Maintenance and Service Guide