1.
WWAN antennas
13. (2) USB 2.0 ports
2.
WLAN antennas
14. Optional HP Fingerprint Sensor
3.
Integrated microphone
15. ClickPad with left and right ClickPad buttons
4.
Webcam LED (works with optional webcam)
16. Stereo microphone in
5.
Optional 2 MP webcam
17. Stereo headphone/line out
6.
Power button with LED indicator
18. Media Card Reader
7.
Stereo speakers
19. Hard drive activity LED indicator
8.
Wireless switch with LED indicator
20. HP QuickLook 3 button with LED indicator
9.
Battery charging LED indicator
21. HP QuickWeb button with LED indicator
10. Power connector
22. Volume mute button
11. Optical drive (select models)
23. Volume down button
12. Optional RJ-11/modem port
24. Volume up button
1.
Kensington Lock slot
5.
Combo eSATA/USB port
2.
VGA connector (external monitor/projector)
6.
ExpressCard/34 slot
3.
RJ-45/Ethernet port
7.
USB 2.0 port
4.
HDMI port
QuickSpecs
HP ProBook 4520s Notebook PC HP ProBook 4720s
Notebook PC
Overview
DA - 13569 Worldwide QuickSpecs — Version 2 — 3.12.2010
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