HP EliteBook 720 Maintenance and Service Guide - Page 21

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Component (4) Right Hard drive light Description ● Off: The battery is fully charged. ● Blinking white: The hard drive is being accessed. ● Amber: HP 3D DriveGuard has temporarily parked the hard drive. Component (1) (2) (3) Description Audio-out (headphone)/Audio-in Connects optional powered stereo speakers, headphones, earbuds, or a (microphone) jack headset. Also connects an optional headset microphone. This jack does not support optional microphone-only devices. WARNING! To reduce the risk of personal injury, adjust the volume before putting on headphones, earbuds, or a headset. For additional safety information, see the Regulatory, Safety, and Environmental Notices. To access this document: Windows 7: Select Start > Help and Support > User Guides. Windows 8.1: From the Start screen, type support, and then select the HP Support Assistant app. ‒ or - From the Windows desktop, click the question mark icon in the notification area, at the far right of the taskbar. Windows 10: Select Start, select All apps, select HP Help and Support, and then select HP Documentation. NOTE: When a device is connected to the jack, the computer speakers are disabled. NOTE: Be sure that the device cable has a 4-conductor connector that supports both audio-out (headphone) and audio-in (microphone). DisplayPort Connects an optional digital display device, such as a high-performance monitor or projector. USB 3.0 ports Connect optional USB devices, such as a keyboard, mouse, external drive, printer, scanner or USB hub. Right 11

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Component
Description
●
Off:
The battery is fully charged.
(4)
Hard drive light
●
Blinking white: The hard drive is being accessed.
●
Amber: HP 3D DriveGuard has temporarily parked the
hard drive.
Right
Component
Description
(1)
Audio-out (headphone)/Audio-in
(microphone) jack
Connects optional powered stereo speakers, headphones, earbuds, or a
headset. Also connects an optional headset microphone. This jack does not
support optional microphone-only devices.
WARNING!
To reduce the risk of personal injury, adjust the volume before
putting on headphones, earbuds, or a headset. For additional safety
information, see the
Regulatory, Safety, and Environmental Notices
.
To access this document:
Windows 7:
Select
Start > Help and Support > User Guides
.
Windows 8.1:
From the Start screen, type
support
, and then select the
HP Support
Assistant
app.
‒
or –
From the Windows desktop, click the question mark icon in the
notification
area, at the far right of the taskbar.
Windows 10:
Select
Start
, select
All apps
, select
HP Help and Support
, and then select
HP
Documentation
.
NOTE:
When a device is connected to the jack, the computer speakers are
disabled.
NOTE:
Be sure that the device cable has a 4-conductor connector that
supports both audio-out (headphone) and audio-in (microphone).
(2)
DisplayPort
Connects an optional digital display device, such as a high-performance
monitor or projector.
(3)
USB 3.0 ports
Connect optional USB devices, such as a keyboard, mouse, external drive,
printer, scanner or USB hub.
Right
11