HP ENVY 12-g000 Maintenance and Service Guide - Page 79

Infrared camera LED board, Reverse this procedure to install the WWAN antennas.

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Reverse this procedure to install the WWAN antennas. Infrared camera LED board Description Infrared camera LED board (includes sponge and Mylar screw/POGO cover) Infrared camera LED board cable (includes Mylar screw/POGO cover) Spare part number L14756-001 L14757-001 Before removing the infrared camera LED board, 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. WLAN antennas (see WLAN antennas on page 65) d. Speakers (see Speakers on page 68) Remove the infrared camera LED board: 1. Disconnect the cable from the system board ZIF connector (1). Component replacement procedures 71

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Reverse this procedure to install the WWAN antennas.
Infrared camera LED board
Description
Spare part number
Infrared camera LED board (includes sponge and Mylar screw/POGO cover)
L14756-001
Infrared camera LED board cable (includes Mylar screw/POGO cover)
L14757-001
Before removing the infrared camera LED board, 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.
WLAN antennas (see
WLAN antennas
on page
65
)
d.
Speakers (see
Speakers
on page
68
)
Remove the infrared camera LED board:
1.
Disconnect the cable from the system board ZIF connector
(1)
.
Component replacement procedures
71