Display
Component
Description
(1)
WLAN antennas*
Send and receive wireless signals to communicate with wireless local
area networks (WLANs).
(2)
WWAN antennas*
Send and receive wireless signals to communicate with wireless wide
area networks (WWANs).
(3)
Internal microphones
Record sound.
(4)
Webcam light
On: The webcam is in use.
(5)
Webcam (select products only)
Records video and captures photographs. Some models allow you to
video conference and chat online using streaming video.
To use the webcam:
▲
Type
camera
in the taskbar search box, and then select
Camera.
(6)
Near Field Communication (NFC) tapping area*
(select products only)
Tap another NFC-enabled device to the NFC tapping area to transfer
files.
*The antennas are not visible from the outside of the computer. For optimal transmission, keep the areas immediately around the
antennas free from obstructions.
For wireless regulatory notices, see the section of the Regulatory, Safety, and Environmental Notices that applies to your country or
region.
To access this guide:
1.
Type
support
in the taskbar search box, and then select the HP Support Assistant app.
– or –
Click the question mark icon in the taskbar.
Display
9
Summary of Contents for ProBook 640 G2
Page 4: ...iv Important Notice about Customer Self Repair Parts ...
Page 6: ...vi Safety warning notice ...
Page 87: ...Reverse this procedure to replace the panel Component replacement procedures 77 ...
Page 89: ...Reverse this procedure to replace the audio board Component replacement procedures 79 ...
Page 91: ...Reverse this procedure to replace the audio boardr Component replacement procedures 81 ...