Right-Side Components; Left-Side Components - HP ProBook 4520s Maintenance And Service Manual

Right-side components

Component
(1)
USB ports (2)
(2) RJ-11 (modem) jack (select models only)
(3) Optical drive (select models only)
(4) Optical drive light (select models only)
(5)
AC adapter light
(6)
Power connector

Left-side components

Component
(1) Security cable slot
(2) Vent
(3)
External monitor port
(4) RJ-45 (network) jack
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Description
Connect optional USB devices.
Connects a modem cable.
Reads optical discs and, on select models, also writes to optical
discs.
Blinking: The optical drive is being accessed.
●
On: The computer is connected to external power and the
battery is charging.
● Off: The computer is not connected to external power.
Connects an AC adapter.
Description
Attaches an optional security cable to the computer.
NOTE:
The security cable is designed to act as a deterrent, but it
may not prevent the computer from being mishandled or stolen.
Enables airflow to cool internal components.
NOTE:
The computer fan starts up automatically to cool internal
components and prevent overheating. It is normal for the internal
fan to cycle on and off during routine operation.
Connects an external VGA monitor or projector.
Connects a network cable.
Right-side components
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