HP ProBook 650 Maintenance and Service Guide - Page 67

Base enclosure, Memory see

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Base enclosure IMPORTANT: Make special note of each screw and screw lock size and location during removal and replacement. Description Base enclosure For 14" products For 15" products Spare part number 840712-001 840725-001 Before removing the base enclosure, 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. Memory (see Memory on page 51). j. Hinge covers (see Hinge cover on page 55). Remove the base enclosure: 1. Disconnect the fingerprint reader cable (1), the speaker cable (2), the display cable (3), and the pointing stick cable (4). Component replacement procedures 57

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Base enclosure
IMPORTANT:
Make special note of each screw and screw lock size and location during removal and
replacement.
Description
Spare part number
Base enclosure
For 14" products
840712-001
For 15" products
840725-001
Before removing the base enclosure, 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.
Memory (see
Memory
on page
51
).
j.
Hinge covers (see
Hinge cover
on page
55
).
Remove the base enclosure:
1.
Disconnect the
fingerprint
reader cable
(1)
, the speaker cable
(2)
, the display cable
(3)
, and the pointing
stick cable
(4)
.
Component replacement procedures
57