HP ProBook 640 G1, 645 G1, 650 G1, and 655 G1 Notebook PCs - Maintenance and Service Guide

Table Of Contents
2 External component identification
Display
NOTE: Your computer may look slightly different from the illustration in this section.
Component Description
(1) WLAN antennas (2)* Send and receive wireless signals to communicate with wireless local
area networks (WLAN).
(2) WWAN antennas (2)* (select models only) Send and receive wireless signals to communicate with wireless wide
area networks (WWAN).
(3) Internal microphones (2) Record sound.
(4) Webcam light On: The webcam is in use.
(5) Webcam Records video and captures still photographs.
For information on using the webcam:
Windows 10 – Type camera in the taskbar search box,
and then select Camera.
Windows 8 – Access HP Support Assistant. To access HP
Support Assistant on the Start screen, select the HP Support
Assistant app.
Windows 7 – Select Start > All Programs > Communication
and Chat > HP WebCam.
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