HP PROBOOK 4520S, Руководство по техническому обслуживанию и ремонту

Страница: 25 / 177

Right-side components
Component Description
(1) USB ports (2) Connect optional USB devices.
(2) RJ-11 (modem) jack (select models only) Connects a modem cable.
(3) Optical drive (select models only) Reads optical discs and, on select models, also writes to optical
discs.
(4) Optical drive light (select models only) Blinking: The optical drive is being accessed.
(5) AC adapter light
●
On: The computer is connected to external power and the
battery is charging.
● Off: The computer is not connected to external power.
(6) Power connector Connects an AC adapter.
Left-side components
Component Description
(1)
Security cable slot 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.
(2) Vent 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.
(3) External monitor port Connects an external VGA monitor or projector.
(4) RJ-45 (network) jack Connects a network cable.
Right-side components 15