HP ProBook 650 Maintenance and Service Guide - Page 83

WWAN module see

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IMPORTANT: Make special note of each screw and screw lock size and location during removal and replacement Before removing the fingerprint reader, 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). e. WWAN module (see WWAN module (select products only) on page 42). f. WLAN module (see WLAN module on page 44). g. Optical drive (see Optical drive on page 46). h. Keyboard (see Keyboard on page 48). i. Hinge covers (see Hinge cover on page 55). j. Base enclosure (see Base enclosure on page 57). k. System board (see System board on page 59). l. Fan/heat sink assembly (see Fan and heat sink assembly on page 61). m. Top cover (see Top cover and TouchPad on page 65). Remove the fingerprint reader: 1. Remove the Phillips screwfrom the fingerprint reader bracket(1). 2. Remove the bracket(2). Component replacement procedures 73

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IMPORTANT:
Make special note of each screw and screw lock size and location during removal and
replacement
Before removing the
fingerprint
reader, 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
).
e.
WWAN module (see
WWAN module (select products only)
on page
42
).
f.
WLAN module (see
WLAN module
on page
44
).
g.
Optical drive (see
Optical drive
on page
46
).
h.
Keyboard (see
Keyboard
on page
48
).
i.
Hinge covers (see
Hinge cover
on page
55
).
j.
Base enclosure (see
Base enclosure
on page
57
).
k.
System board (see
System board
on page
59
).
l.
Fan/heat sink assembly (see
Fan and heat sink assembly
on page
61
).
m.
Top cover (see
Top cover and TouchPad
on page
65
).
Remove the
fingerprint
reader:
1.
Remove the Phillips screwfrom the
fingerprint
reader bracket
(1)
.
2.
Remove the bracket
(2)
.
Component replacement procedures
73