HP ProBook 650 Maintenance and Service Guide - Page 74

Optical drive board

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Optical drive board Description Optical drive board For products with an optical drive For products with an optical drive and a serial port (select products only) Spare part number 840745-001 840746-001 IMPORTANT: Make special note of each screw and screw lock size and location during removal and replacement Before removing the optical drive board, 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). Remove the optical drive board: ▲ Disconnect the optical drive board cable (1), and then remove the optical drive board (2). 64 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts

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Optical drive board
Description
Spare part number
Optical drive board
For products with an optical drive
840745-001
For products with an optical drive and a serial port (select products only)
840746-001
IMPORTANT:
Make special note of each screw and screw lock size and location during removal and
replacement
Before removing the optical drive board, 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
).
Remove the optical drive board:
▲
Disconnect the optical drive board cable
(1)
, and then remove the optical drive board
(2)
.
64
Chapter 6
Removal and replacement procedures for Authorized Service Provider parts