HP 15 6 Elitebook 850 G2 Notebook User Manual

11 HP PC Hardware Diagnostics (UEFI)
HP PC Hardware Diagnostics is a Unified Extensible Firmware Interface (UEFI) that allows you to run
diagnostic tests to determine whether the computer hardware is functioning properly. The tool runs outside
the operating system so that it can isolate hardware failures from issues that are caused by the operating
system or other software components.
NOTE:To start BIOS on a convertible computer, your computer must be in notebook mode and you must
use the keyboard...

Download any version of UEFI for a specific product:
1.Go to 
http://www.hp.com/support, and then select your country. The HP Support page is displayed.
2.Click Drivers & Downloads.
3.In the text box, enter the product name, and then click Go.
– or –
Click Find Now to let HP automatically detect your product.
4.Select your computer, and then select your operating system.
5.In the Diagnostic section,  follow the on-screen instructions to select and download the UEFI version
you want.
70 Chapter 11   HP PC...

12 Specifications
Input power
The power information in this section may be helpful if you plan to travel internationally with the computer.
The computer operates on DC power, which can be supplied by an AC or a DC power source. The AC power
source must be rated at 100–240 V, 50–60 Hz. Although the computer can be powered from a standalone DC
power source, it should be powered only with an AC adapter or a DC power source supplied and approved by
HP for use with this computer.
The computer can operate on...

13 Electrostatic Discharge
Electrostatic discharge is the release of static electricity when two objects come into contact—for example,
the shock you receive when you walk across the carpet and touch a metal door knob.
A discharge of static electricity from fingers or other electrostatic conductors may damage electronic
components.
To prevent damage to the computer, damage to a drive, or loss of information, observe these precautions:
●
If removal or installation instructions direct you to unplug the...

14 Accessibility
HP designs, produces, and markets products and services that can be used by everyone, including people
with disabilities, either on a stand-alone basis or with appropriate assistive devices.
Supported assistive technologies
HP products support a wide variety of operating system assistive technologies and can be configured to work
with additional assistive technologies. Use the Search feature on your device to locate more information
about assistive features.
NOTE:For additional...

Index
A
AC adapter, testing 44
AC adapter/battery light 19
accessibility 73
accessory battery connector,
identifying 17
administrator password 46
airplane mode key 22
antivirus software 52
audio 31
audio-in (microphone) jack,
identifying 5, 6
audio-out (headphone) jack,
identifying 5, 6
Automatic Drivelock 51
Automatic DriveLock password
entering 51
removing 52
B
backups 59
battery
conserving power 43
discharging 40
displaying remaining charge 40
disposing 43
low battery levels 40
replacing 43
storing...

HP resources 2
HP Touchpoint Manager 53
I
input power 71
integrated webcam light,
identifying 9
internal display switch 9
internal microphones, identifying 9
J
jacks
audio-in (microphone) 5, 6
audio-out (headphone) 5, 6
network 5, 6
RJ-45 (network) 5, 6
K
keypad 15
keys
esc 15
fn 15
function 15
num lk 15
Windows applications 15
Windows key 15
L
labels
Bluetooth 20
regulatory 20
serial number 20
service 20
wireless certification 20
WLAN 20
latches, service door release 17
legacy support, USB 64
lights
AC...

setting password protection on
wakeup 39
setting power options 37
setup utility
navigating and selecting 64
restoring factory settings 65
shipping the computer 57
shutdown 37
SIM card
inserting 21
SIM slot, identifying 18
Sleep
exiting 38
initiating 38
slots
security cable 7, 8
SIM 18
smart card reader, identifying 7, 8
software
antivirus 52
critical updates 53
Disk Cleanup 55
Disk Defragmenter 55
firewall 52
HP 3D DriveGuard 55
sound settings, using 31
speakers
connecting 30
speakers, identifying 13...