Left Side - HP ProBook 640 G1 Maintenance And Service Manual

Component
(1)
(2)
(3)
(4)

Left side

NOTE: Refer to the illustration that most closely matches your computer.
Component
(1)
(2)
(3)
16 Chapter 2 External component identification
Wireless light
Power light
AC adapter/Battery light
Hard drive light
Power connector
RJ-45 (network) jack/lights (2)
USB 3.0 charging port
Description
● White: An integrated wireless device, such as a
wireless local area network (WLAN) device and/or a
Bluetooth® device, is on.
● Amber: All wireless devices are off.
● On: The computer is on.
● Blinking: The computer is in the Sleep state.
●
Off: The computer is off.
● White: The computer is connected to external power
and the battery is charged from 90 to 99 percent.
● Amber: The computer is connected to external power
and the battery is charged from 0 to 90 percent.
● Blinking amber: A battery that is the only available
power source has reached a low battery level. When
the battery reaches a critical battery level, the
battery light begins blinking rapidly.
●
Off: The battery is fully charged.
● Blinking white: The hard drive is being accessed.
●
Amber: HP 3D DriveGuard has temporarily parked the
hard drive.
Description
Connects an AC adapter.
Connects a network cable.
● Amber (left): The network is showing activity.
● Green (right): The network is connected.
Connects optional USB 3.0 devices and provides enhanced USB
power performance. The USB charging port can also charge