HP 640 ProBook G3 Series Maintenance And Service Manual page 52

Description
Realtek 11BGN+BT4 1x1 SANJI2 CB
11AC+BT 1x1 3168.NGWG M.2 MOW
11AC+BT INT 7265NV M.2 D1 MOW
11AC 2x2 INT 8265NGWMG
11AC 2x2 INT 8265NGWMG.NV
IMPORTANT:
replacement
Before removing the WLAN, follow these steps:
1. Shut down the computer.
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 following components:
a. Service door (see
b. Remove the battery (see
c. Hard drive (see
d. Solid state drive (see
e. WWAN module (see
Remove the WLAN module:
1. Disconnect the two cables (1).
2. Remove 1 M 2.0x3L P1 screw (2).
44 Chapter 5 Removal and replacement procedures for Authorized Service Provider parts
Make special note of each screw and screw lock size and location during removal and
Service door on page
Battery on page
Hard drive on page
Solid-state drive (select products only) on page
WWAN module (select products only) on page
37).
38)
39).
Spare part number
855106-852
863934-852
901229-852
910264-852
918855-852
41).
42).