HP ZBook 17 Mobile Workstation - Manual (Page 21)

Rear
Component Description
(1) RJ-45 (network) jack Connects a network cable.
(2) Vents (2) Enable 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) Power connector Connects an AC adapter.
(4) AC adapter ● White: The computer is connected to
external power.
● Off: The computer is not connected to
external power.
Rear 11