Description
Spare part number
T77W595 LTE M.2 w/GPS
800870-001
Huawei Wrangler MU736 HSPA+ w/GPS M.2
793516-001
IMPORTANT:
Make special note of each screw and screw lock size and location during removal and
replacement
Before removing the WWAN module, 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
Service door on page 37
).
b.
Remove the battery (see
Battery on page 38
)
c.
Hard drive (see
Hard drive on page 39
).
d.
Solid state drive (see
Solid-state drive (select products only) on page 41
).
Remove the WWAN module:
1.
Disconnect the two cables (1).
Component replacement procedures
43
Summary of Contents for ProBook 640 G2
Page 4: ...iv Important Notice about Customer Self Repair Parts ...
Page 6: ...vi Safety warning notice ...
Page 87: ...Reverse this procedure to replace the panel Component replacement procedures 77 ...
Page 89: ...Reverse this procedure to replace the audio board Component replacement procedures 79 ...
Page 91: ...Reverse this procedure to replace the audio boardr Component replacement procedures 81 ...