HP ENVY 12-g000 Maintenance and Service Guide - Page 78

WWAN antennas, Peel the right

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WWAN antennas Description WWAN antennas (includes antennas and cables, Mylar screw/POGO cover, thermal shield bottom Mylar, thermal shield side Mylar (2), and thermal grease) Spare part number L14789-001 Before removing the WWAN antennas, follow these steps: 1. Shut down the tablet. If you are unsure whether the tablet is off or in Hibernation, turn the tablet on, and then shut it down through the operating system. 2. Disconnect all external devices connected to the tablet. 3. Disconnect the power from the tablet by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the tablet. 4. Remove the display panel assembly (see Display assembly on page 32), and then remove the following components: a. Mylar shield (see Mylar shield (WWAN models only) on page 37) b. Battery (see Battery on page 40) c. Thermal solution (see Thermal solution on page 38) d. Solid-state drive (see Solid-state drive on page 42) e. WWAN module (if applicable) (see WWAN module (select models only) on page 44) f. System board (see System board on page 61) g. WLAN antennas (see WLAN antennas on page 65) h. Speakers (see Speakers on page 68) Remove the WWAN antennas from the speakers: ▲ Peel the right (1) and left (2) WWAN antennas off the speakers. 70 Chapter 5 Removal and replacement procedures for Authorized Service Provider parts

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WWAN antennas
Description
Spare part number
WWAN antennas (includes antennas and cables, Mylar screw/POGO cover, thermal shield bottom Mylar,
thermal shield side Mylar (2), and thermal grease)
L14789-001
Before removing the WWAN antennas, follow these steps:
1.
Shut down the tablet. If you are unsure whether the tablet is
off
or in Hibernation, turn the tablet on,
and then shut it down through the operating system.
2.
Disconnect all external devices connected to the tablet.
3.
Disconnect the power from the tablet by
first
unplugging the power cord from the AC outlet, and then
unplugging the AC adapter from the tablet.
4.
Remove the display panel assembly (see
Display assembly
on page
32
), and then remove the following
components:
a.
Mylar shield (see
Mylar shield (WWAN models only)
on page
37
)
b.
Battery (see
Battery
on page
40
)
c.
Thermal solution (see
Thermal solution
on page
38
)
d.
Solid-state drive (see
Solid-state drive
on page
42
)
e.
WWAN module (if applicable) (see
WWAN module (select models only)
on page
44
)
f.
System board (see
System board
on page
61
)
g.
WLAN antennas (see
WLAN antennas
on page
65
)
h.
Speakers (see
Speakers
on page
68
)
Remove the WWAN antennas from the speakers:
▲
Peel the right
(1)
and left
(2)
WWAN antennas
off
the speakers.
70
Chapter 5
Removal and replacement procedures for Authorized Service Provider parts