HP EliteBook 755 G3, EliteBook 745 G3 Maintenance and Service Guide

HP EliteBook 755 G3 Notebook PC HP EliteBook 745 G3 Notebook PC

Maintenance and Service Guide

AMD and AMD Radeon are trademarks of Advanced Micro Devices, Inc. Bluetooth is a trademark owned by its proprietor and used by HP Inc. under license. Intel and Core are trademarks of Intel Corporation in the U.S. and other countries. Microsoft and Windows are either registered trademarks or trademarks of Microsoft Corporation in the United States and/or other countries.

For DTS patents, see http://patents.dts.com. Manufactured under license from DTS Licensing Limited. DTS, the Symbol, & DTS and the Symbol together are registered trademarks, and DTS Studio Sound is a trademark of DTS, Inc. © DTS, Inc. All Rights

Reserved .

Product notice

This guide describes features that are common to most models. Some features may not be available on your computer.

Not all features are available in all editions of Windows 10 or Windows 8. This computer may require upgraded and/or separately purchased hardware, drivers and/or software to take full advantage of Windows 10 or Windows 8 functionality. See http://www.microsoft.com for details.

The information contained herein is subject to change without notice. The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein.

First Edition: October 2015

Document Part Number: 842508-001

Important Notice about Customer Self-Repair Parts

CAUTION: Your computer includes Customer Self-Repair parts and parts that should only be accessed by an

authorized service provider. See Chapter 5, "Removal and replacement procedures for Customer Self-Repair parts," for details. Accessing parts described in Chapter 6, "Removal and replacement procedures for Authorized Service Provider only parts," can damage the computer or void your warranty.

iii

iv Important Notice about Customer Self-Repair Parts

Safety warning notice

WARNING! To reduce the possibility of heat-related injuries or of overheating the device, do not place the

device directly on your lap or obstruct the device air vents. Use the device only on a hard, at surface. Do not allow another hard surface, such as an adjoining optional printer, or a soft surface, such as pillows or rugs or clothing, to block airow. Also, do not allow the AC adapter to contact the skin or a soft surface, such as pillows or rugs or clothing, during operation. The device and the AC adapter comply with the user-accessible surface temperature limits dened by the International Standard for Safety of Information Technology Equipment (IEC 60950-1).

vi Safety warning notice

Table of contents

1 Product description ....................................................................................................................................... 1

2 External component identication .................................................................................................................. 6

Right ....................................................................................................................................................................... 6

Left ......................................................................................................................................................................... 8

Display .................................................................................................................................................................... 9

Top ........................................................................................................................................................................ 10

TouchPad ........................................................................................................................................... 10

Lights ................................................................................................................................................. 11

Buttons, speakers, and ngerprint reader ........................................................................................ 13

Keys ................................................................................................................................................... 15

Using the hot keys ............................................................................................................................. 16

Bottom ................................................................................................................................................................. 18

Front ..................................................................................................................................................................... 19

Locating system information .............................................................................................................................. 19

3 Illustrated parts catalog .............................................................................................................................. 21

Computer major components .............................................................................................................................. 21

Display assembly subcomponents ...................................................................................................................... 24

Plastics kit ............................................................................................................................................................ 25

Mass storage devices ........................................................................................................................................... 26

Miscellaneous parts ............................................................................................................................................. 27

4 Removal and replacement procedures preliminary requirements .................................................................... 29

Tools required ...................................................................................................................................................... 29

Service considerations ......................................................................................................................................... 29

Plastic parts ....................................................................................................................................... 29

Cables and connectors ...................................................................................................................... 30

Drive handling ................................................................................................................................... 30

Grounding guidelines ........................................................................................................................................... 31

Electrostatic discharge damage ........................................................................................................ 31

Packaging and transporting guidelines .......................................................................... 32

Workstation guidelines ................................................................................................... 32

Equipment guidelines ..................................................................................................... 33

vii

5 Removal and replacement procedures for Customer Self-Repair parts ............................................................. 34

Component replacement procedures .................................................................................................................. 34

Bottom cover ..................................................................................................................................... 34

Battery ............................................................................................................................................... 39

Hard drive .......................................................................................................................................... 40

SSD ..................................................................................................................................................... 42

Memory modules ............................................................................................................................... 44

WLAN/Bluetooth combo card ............................................................................................................ 46

WWAN module ................................................................................................................................... 48

Keyboard ........................................................................................................................................... 50

6 Removal and replacement procedures for Authorized Service Provider parts ................................................... 53

Component replacement procedures .................................................................................................................. 53

RTC battery ........................................................................................................................................ 54

Internal base plate ............................................................................................................................ 55

Heat sink/fan assembly .................................................................................................................... 58

Fingerprint reader assembly ............................................................................................................. 61

Power button board .......................................................................................................................... 62

Touchpad button board ..................................................................................................................... 65

NFC module ....................................................................................................................................... 67

Smart card reader board ................................................................................................................... 68

USB/audio board ................................................................................................................................ 70

System board .................................................................................................................................... 71

Speaker assembly ............................................................................................................................. 74

Display assembly ............................................................................................................................... 75

Top cover ........................................................................................................................................... 80

7 Computer Setup (BIOS), TPM, and HP Sure Start in Windows 10 ........................................................................ 81

Using Computer Setup ......................................................................................................................................... 81

Starting Computer Setup .................................................................................................................. 81

Navigating and selecting in Computer Setup ................................................................................... 81

Restoring factory settings in Computer Setup ................................................................................. 82

Updating the BIOS ............................................................................................................................. 83

Determining the BIOS version ......................................................................................... 83

Downloading a BIOS update ........................................................................................... 83

Changing the boot order using the f9 prompt .................................................................................. 84

TPM BIOS settings (select products only) ........................................................................................................... 84

Using HP Sure Start (select products only) ......................................................................................................... 85

viii

8 Computer Setup (BIOS), TPM, and HP Sure Start in Windows 8 ......................................................................... 86

Using Computer Setup ......................................................................................................................................... 86

Starting Computer Setup .................................................................................................................. 86

Navigating and selecting in Computer Setup ................................................................................... 86

Restoring factory settings in Computer Setup ................................................................................. 87

Updating the BIOS ............................................................................................................................. 88

Determining the BIOS version ......................................................................................... 88

Downloading a BIOS update ........................................................................................... 88

Changing the boot order using the f9 prompt .................................................................................. 89

TPM BIOS settings (select products only) ........................................................................................................... 89

Using HP Sure Start (select products only) ......................................................................................................... 90

9 Computer Setup (BIOS), TPM, and HP Sure Start in Windows 7 ......................................................................... 91

Using Computer Setup ......................................................................................................................................... 91

Starting Computer Setup .................................................................................................................. 91

Navigating and selecting in Computer Setup ................................................................................... 91

Restoring factory settings in Computer Setup ................................................................................. 92

Updating the BIOS ............................................................................................................................. 93

Determining the BIOS version ......................................................................................... 93

Downloading a BIOS update ........................................................................................... 93

Changing the boot order using the f9 prompt .................................................................................. 94

TPM BIOS settings (select products only) ........................................................................................................... 94

Using HP Sure Start (select products only) ......................................................................................................... 95

10 HP PC Hardware Diagnostics (UEFI) .............................................................................................................. 96

Downloading HP PC Hardware Diagnostics (UEFI) to a USB device .................................................................... 96

11 Backing up and recovering Windows 10 ....................................................................................................... 98

Creating recovery media and backups ................................................................................................................ 98

Creating HP Recovery media (select products only) ......................................................................... 98

Using Windows tools ........................................................................................................................................... 99

Restore and recovery ......................................................................................................................................... 100

Recovering using HP Recovery Manager ........................................................................................ 100

What you need to know before you get started ........................................................... 100

Using the HP Recovery partition (select products only) .............................................. 101

Using HP Recovery media to recover ............................................................................ 101

Changing the computer boot order .............................................................................. 102

Removing the HP Recovery partition (select products only) ....................................... 103

12 Backing up and recovering Windows 8 ....................................................................................................... 104

Backing up your information ............................................................................................................................. 104

Performing a system recovery .......................................................................................................................... 104

Using the Windows recovery tools .................................................................................................. 104

Using f11 recovery tools ................................................................................................................. 105

Using Windows operating system media (purchased separately) ................................................. 106

Using Windows Refresh or Windows Reset .................................................................................... 107

Using HP Software Setup ................................................................................................................ 107

13 Backing up and recovering Windows 7 ....................................................................................................... 108

Creating recovery media and backups .............................................................................................................. 108

Guidelines ........................................................................................................................................ 108

Creating recovery media with HP Recovery Disc Creator ............................................................... 108

Creating recovery media ............................................................................................... 109

Backing up your information .......................................................................................................... 109

Performing a system recovery .......................................................................................................................... 110

Using the Windows recovery tools .................................................................................................. 110

Using f11 recovery tools (select models only) ............................................................................... 111

Using Windows 7 operating system media ..................................................................................... 111

14 Specications .......................................................................................................................................... 113

Input power ........................................................................................................................................................ 113

Operating environment ..................................................................................................................................... 113

15 Power cord set requirements .................................................................................................................... 114

Requirements for all countries .......................................................................................................................... 114

Requirements for specic countries and regions ............................................................................................. 114

16 Statement of memory volatility ................................................................................................................ 116

Nonvolatile memory usage ............................................................................................................................... 118

Questions and answers ..................................................................................................................................... 120

Using HP Sure Start (select models only) .......................................................................................................... 121

17 Recycling ................................................................................................................................................ 122

Index ........................................................................................................................................................... 123

1 Product description

Category Description

Product Name HP 755 G3 Notebook PC

HP 745 G3 Notebook PC

Processors

Chipset Integrated with processor

Graphics Internal graphics:

Panel 39.6-cm (15.6-in), eDP 1.2 slim, high-denition (HD), AntiGlare (AG), SVA (1366 x 768) display with and

AMD® Carrizo processors:

●

A12 Pro-8800B 2.1 GHz (max turbo frequency 3.4 GHz), DDR3-2133, 2 MB L2 Cache, 15 W

●

A10 Pro-8700B 1.8 GHz (max turbo frequency 3.2 GHz), DDR3-2133, 2 MB L2 Cache, 15 W

●

A8 Pro-8600B 1.6 GHz (max turbo frequency 3 GHz), DDR3-2133, 2 MB L2 Cache, 15 W

AMD UMA graphics (with shared video memory)

AMD Vivid Color Support

Dual-display ports supported through docking solution

Up to three independent displays supported with docking solution

AMD Radeon R7 (A12 Pro-8800B)

AMD Radeon R6 (A10 Pro-8700B, A8 Pro-8600B)

without webcam

39.6-cm (15.6-in), eDP 1.2 slim, full high-denition (FHD), AntiGlare (AG), SVA (1920 x 1080) display with and without webcam

39.6-cm (15.6-in), DP 1.2 slim, full high-denition (FHD), AntiGlare (AG), SVA (1920 x 1080) display with touch and webcam

35.6-cm (14-in), eDP 1.2 slim, high-denition (HD), AntiGlare (AG), SVA (1366 x 768) display with and without webcam

35.6-cm (14-in), eDP 1.2 slim, full high-denition (FHD), AntiGlare (AG), SVA (1920 x 1080) display with and without webcam

35.6-cm (14-in), eDP + PSR 1.2 slim, quarter high-denition ( QHD), AntiGlare (AG), UWVA (2560 x 1440) display with and without webcam

35.6-cm (14-in), eDP 1.2 slim, full high-denition (FHD), AntiGlare (AG), SVA (1920 x 1080) display with touch and webcam

All display assemblies include two wireless local area network (WLAN) antenna cables and NFC antenna

WWAN models include two wireless wide area network (WWAN) antenna cables

Memory Two memory module slots

Memory is customer accessible.

DDR3L -12800 (1600 MHz) dual channel support

Supports up to 16 GB of system RAM

●

16384 MB (8192 MB×2)

Category Description

●

12288 MB (8192 MB + 4096 MB) (not available in Brazil on the 35.6-cm)

●

8192 MB (8192 MB×1 or 4096 MB×2)

●

6144 MB (4096 MB + 2048 MB×2) (not available in Brazil on the 35.6-cm)

●

4096 MB (4096 MB×1)

Hard drive HDDs:

Supports 6.35 cm (2.5 in) hard drives in 7.0 mm (.28 in) thicknesses (all hard drives use the same bracket)

Serial ATA

●

1 TB, 5400 rpm, 7.0 mm

●

500 GB, 7200 rpm, 7.0 mm, self-encrypting (FIPS-140-2; Opal 2)

●

500 GB, 7200 rpm, 7.0 mm, self-encrypting (Opal 2)

●

500 GB, 7200 rpm, 7.0 mm

●

500 GB, 7.0 mm, hybrid, 8 GB cache

SSDs:

●

M.2 (2280) 512 GB SATA-3 TLC

●

M.2 (2280) 256 GB PCIe-3×4 SS NVMe

●

M.2 (2280) 256 GB SATA-3 self-encrypting (Opal 2) MLC

●

M.2 (2280) 256 GB SATA-3 TLC

●

M.2 (2280) 240 GB SATA-3 MLC DS

●

M.2 (2280) 180 GB SATA-3 self-encrypting (Opal 2) MLC

●

M.2 (2280) 180 GB SATA-3 MLC

●

M.2 (2280) 128 GB SATA-3 TLC

2.5” SSD (Brazil and 35.6-cm only)

●

256 GB SATA-3 TLC

●

M.2 (2280) 128 GB SATA-3 TLC

Audio and video Supports:

Ethernet

Wireless WLAN

2 Chapter 1 Product description

DTS Studio Sound

Conexant smart amplier and ambient noise suppression

Noise reduction

Dual-array microphone

Dual speakers

Webcamera (720p)

●

Broadcom 5762 10/100/1000 Ethernet NIC with DASH Support

S3/S4/S5 Wake-on-LAN

Integrated wireless local area network (WLAN) options by way of wireless module

Two WLAN antennas built into display assembly

Category Description

Integrated wireless personal area network (PAN) supported by Bluetooth® 4.0 or Bluetooth 4.1 combo card (Intel I 7265 ac 2x2 non-vPro)

Supports the following WLAN formats:

●

Realtek 802.11bgn solo-band 1x1 Wi-Fi Adapter + BT 4.0 combo adapter (not available in Indonesia)

●

Broadcom 43228 dual-band 802.11abgn 2x2 Wi-Fi Adapter + BT 4.0 combo adapter (not available in Indonesia)

●

Broadcom 43228 dual-band 802.11abgn 2x2 Wi-Fi Adapter + BT 4.0 combo adapter (Indonesia only)

●

Intel Dual Band Wireless-AC 7265 802.11ac non-vPro 2x2 Wi-Fi Adapter + BT 4.1 combo adapter for HP 745 (Brazil only)

●

Intel 7265NV 802.11ac 2x2 non-vPro Wi-Fi Adapter + BT 4.1 combo adapter (not available in Indonesia)

Supports no WLAN option

Compatible with Miracast-certied devices

NFC

Supports the following NFC formats:

Integrated NFC Galapagos NXP NPC100 12C NCI 10 mm x 25 mm module

NFC antenna

Supports no NFC option

WWAN

Integrated wireless wide area network (WWAN) options by way of wireless module

Two WWAN antennas built into display assembly

Supports the following WWAN formats:

●

HP lt4120 LTE/EVDO/HSPA+ SnapdragonT X5 LTE Mobile Broadband Module

●

HP hs31110 HSPA + Intel Mobile Broadband Module

Supports no WWAN option

External media cards SIM card reader

Memory card reader (SD, SDHC, SDXC)

Ports VGA

USB 3.0 charging

USB 3.0

USB Type-C

DisplayPort

RJ-45

Docking connector

Audio-out (headphone)/audio-in (microphone) combo jack

AC port

Keyboard/pointing devices

Keyboard:

Dura keys, backlit, spill resistant with drain

Spill resistant with drain

Category Description

TouchPad:

Gestures enabled by default: two-nger scrolling, two-nger pinch-zoom

Taps enabled by default

On/o button

Mylar (39.6-cm)

Glass (35.6-cm)

Power requirements 65 W HP Smart AC adapter

45 W HP Smart AC adapter

45 W, 2-prong AC adapter

Security Security lock

Fingerprint reader

Supports Trusted Platform Module (TPM) 1.2 or 2.0 (Inneon, soldered down)

Integrated Smart Card reader (active)

Preboot authentication (password, smart card)

Operating system Preinstalled:

●

Windows® 7 Professional 64-bit

●

Windows 10 Home 64 Chinese Market (CPPP)

●

Windows 10 Home 64 High-end

●

Windows 10 Home 64 High-end Single Language

●

Windows 10 Home 64 High-end Chinese Market

●

Windows 10 Professional 64

●

Windows 10 Professional 64 with downgrade to Windows 7 64-bit

●

Windows 7 Professional 32-bit

●

Windows 8.1 China 64 (CPPP)

●

Windows 8.1 High-end Emerging Markets 64

●

Windows 8.1 Emerging Markets 64

●

Windows 8.1 High-end Multilingual 64

●

Windows 8.1 Multilingual 64

●

Windows 8.1 Professional 64

●

Windows 8.1 Core for Higher Education (Multilingual)

●

Windows 10 Home 64

●

Windows 10 Home 64 Single Language

●

Windows 10 Home 64 Chinese Market

●

Windows 10 Professional 64 with downgrade to Windows 7 32-bit

●

FreeDOS 2.0

4 Chapter 1 Product description

Restore Media–DR/SR-DVD (39.5-cm only)

●

Windows 7

Category Description

●

Windows 10

Restore Media–OS-DVD

●

Windows 7 Professional 64-bit

Restore Media–DR/SR-DVD (39.5-cm only)

●

Windows 8.1

Restore Media–OS-DVD

●

Windows 8.1 Professional 64-bit

●

Windows 8.1 64-bit

●

Windows 8.1 Country Specic 64-bit

●

Windows 8.1 Emerging Market 64-bit

●

Windows 7 Professional 32-bit

Certied

●

Microsoft WHQL

Web-only support

●

Windows 10 Enterprise

●

Windows 8.1 Enterprise

●

Windows 7 Enterprise 64- and 32-bit

Serviceability End user replaceable parts:

AC adapter

Battery

Hard drive

SSD

Memory module

WLAN

WWAN

Keyboard

2 External component identication

Right

Component Description

(1) USB Type-C (charging) port Connects any USB device with a Type-C connector.

NOTE: USB Type-C ports charge products such as cell phones,

laptops, tablets, and MP3 players, even when the computer is o. Also, some USB Type-C ports connect DisplayPort, VGA, HDMI and other video devices to provide video output.

NOTE: Adapters (purchased separately) may be required.

(2) Dual-Mode DisplayPort Connects an optional digital display device, such as a high-

performance monitor or projector.

(3) Memory card reader Reads optional memory cards that store, manage, share, or

access information.

(4) Audio-out (headphone)/Audio-in (microphone)

combo jack

Connects optional powered stereo speakers, headphones, earbuds, a headset, or a television audio cable. 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, refer to the Regulatory, Safety, and Environmental Notices.

To access this guide:

Windows 10:

Select the Start button, select All apps, select HP Help and Support, and then select HP Documentation.

Windows 8 or Windows 7:

Select the HP Support Assistant app on the Start screen, select My computer, and then select User guides.

NOTE: When a device is connected to the jack, the computer

speakers are disabled.

(5) USB 3.0 port Connects an optional USB device, such as a keyboard, mouse,

6 Chapter 2 External component identication

external drive, printer, scanner or USB hub.

Component Description

(6) RJ-45 (network) jack/status lights Connects a network cable.

●

Green (left): The network is connected.

●

Amber (right): Activity is occurring on the network.

(7) Docking connector Connects an optional docking device.

(8) SIM card slot Supports a wireless subscriber identity module (SIM) card.

(9) Power connector Connects an AC adapter.

Right 7

Left

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) Vents (2) Enable airow 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 o during routine operation.

(3) External monitor port Connects an external VGA monitor or projector.

(4) USB 3.0 charging (powered) port Connects an optional USB device, such as a keyboard, mouse,

external drive, printer, scanner or USB hub. Standard USB ports will not charge all USB devices or will charge using a low current. Some USB devices require power and require you to use a powered port.

NOTE: USB charging ports can also charge select models of

cell phones and MP3 players, even when the computer is o.

(5) Smart card reader Supports optional smart cards.

8 Chapter 2 External component identication

Display

Component Description

(1) WLAN antennas* Send and receive wireless signals to communicate with wireless local

area networks (WLANs).

(2) WWAN antennas* Send and receive wireless signals to communicate with wireless wide

area networks (WWANs).

(3) Internal microphones Record sound.

(4) Webcam light On: The webcam is in use.

(5) Webcam Records video and captures photographs. Some models allow you to

video conference and chat online using streaming video.

To use the webcam:

▲

Type camera in the taskbar search box, and then select Camera.

*The antennas are not visible from the outside of the computer. For optimal transmission, keep the areas immediately around the antennas free from obstructions.

For wireless regulatory notices, see the section of the Regulatory, Safety, and Environmental Notices that applies to your country or region.

To access this guide:

Windows 10:

Select the Start button, select All apps, select HP Help and Support, and then select HP Documentation.

Windows 8 or Windows 7:

Select the HP Support Assistant app on the Start screen, select My computer, and then select User guides.

Display 9

Top

TouchPad

Component Description

(1) Pointing stick (select products only) Moves the pointer and selects or activates items on the screen.

(2) Left pointing stick button (select products only) Functions like the left button on an external mouse.

(3) TouchPad on/o button/TouchPad light Turns the TouchPad on and o.

●

On: The TouchPad is o.

●

O: The TouchPad is on.

(4) TouchPad zone Reads your nger gestures to move the pointer or activate

items on the screen.

(5) Left TouchPad button Functions like the left button on an external mouse.

(6) Right pointing stick button (select products

only)

(7) Right TouchPad button Functions like the right button on an external mouse.

Functions like the right button on an external mouse.

10 Chapter 2 External component identication

Lights

NOTE: Refer to the illustration that most closely matches your computer.

Component Description

(1) Power light

(2) Microphone mute light

(3) Num lock light On: Num lock is on.

(4) Wireless light On: An integrated wireless device, such as a wireless local area

(5) Mute light

(6) Caps lock light On: Caps lock is on, which switches the key input to all capital

●

On: The computer is on.

●

Blinking: The computer is in the Sleep state, a power-saving state. The computer shuts o power to the display and other unneeded components.

●

O: The computer is o or in Hibernation. Hibernation is a power-saving state that uses the least amount of power.

●

Amber: microphone sound is o.

●

O: microphone sound is on.

network (WLAN) device and/or a Bluetooth® device, is on.

NOTE: On some models, the wireless light is amber when all

wireless devices are o.

●

Amber: Computer sound is o.

●

O: Computer sound is on.

letters.

(7) TouchPad light

●

On: The TouchPad is o.

Top 11

Component Description

●

O: The TouchPad is on.

Component Description

(1) Power light

(2) Microphone mute light

(3) Num lock light On: Num lock is on.

(4) Wireless light On: An integrated wireless device, such as a wireless local area

(5) Mute light

●

On: The computer is on.

●

Blinking: The computer is in the Sleep state, a power-saving state. The computer shuts o power to the display and other unneeded components.

●

O: The computer is o or in Hibernation. Hibernation is a power-saving state that uses the least amount of power.

●

Amber: microphone sound is o.

●

O: microphone sound is on.

network (WLAN) device and/or a Bluetooth® device, is on.

NOTE: On some models, the wireless light is amber when all

wireless devices are o.

●

Amber: Computer sound is o.

●

O: Computer sound is on.

12 Chapter 2 External component identication

Component Description

(6) Caps lock light On: Caps lock is on, which switches the key input to all capital

letters.

(7) TouchPad light

Buttons, speakers, and ngerprint reader

●

On: The TouchPad is o.

●

O: The TouchPad is on.

Component Description

(1) Power button

●

When the computer is o, press the button to turn on the computer.

●

When the computer is on, press the button briey to initiate Sleep.

●

When the computer is in the Sleep state, press the button briey to exit Sleep.

●

When the computer is in Hibernation, press the button briey to exit Hibernation.

CAUTION: Pressing and holding down the power button results

in the loss of unsaved information.

If the computer has stopped responding and shutdown procedures are ineective, press and hold the power button for at least 15 seconds to turn o the computer.

To learn more about your power settings, see your power options.

Top 13

Component Description

▲

Type power in the taskbar search box, and then select Power and sleep settings.

‒ or –

Right-click the Start button, and then select Power

Options.

(2) Speakers Produce sound.

(3) Wireless button Turns the wireless feature on or o but does not establish a

wireless connection.

A wireless network must be set up before a wireless connection is possible.

(4) Volume mute button (select products only) Mutes and restores speaker sound.

(5) Fingerprint reader (select products only) Allows a ngerprint logon to Windows, instead of a password

logon.

14 Chapter 2 External component identication

Keys

NOTE: Refer to the illustration that most closely matches your computer.

Component Description

(1) esc key Displays system information when pressed in combination with

the fn key.

(2) fn key Executes frequently used system functions when pressed in

combination with a function key, the num lock key, or the esc key.

See Using the hot keys on page 16

(3) Windows key Opens the Start menu.

NOTE: Pressing the Windows key again will close the Start

menu.

(4) Embedded numeric keypad A numeric keypad superimposed over the keyboard alphabet

(5) Windows application key Displays options for a selected object.

(6) num lock key Turns the embedded numeric keypad on and o.

keys that enables you to add, subtract, and perform other numeric tasks. When num lock is on, the keypad can be used like an external numeric keypad.

Top 15

Component Description

(1) esc key Displays system information when pressed in combination with

(2) fn key Executes frequently used system functions when pressed in

(3) Windows key Opens the Start menu.

(4) num lock key Alternates between the navigational and numeric functions on

(5) Integrated numeric keypad A separate keypad to the right of the alphabet keyboard that

Using the hot keys

To use a hot key:

the fn key.

combination with a function key, the num lock key, or the esc key.

See Using the hot keys on page 16

NOTE: Pressing the Windows key again will close the Start

menu.

the integrated numeric keypad.

enables you to add, subtract, and perform other numeric tasks. When num lock is on, the integrated keypad can be used like an external numeric keypad.

▲

Press the fn key, and then press the correct function key represented by the icons below.

Press fn+function key Description

Initiates Sleep, which saves your information in system memory. The display and other system components turn o and power is conserved.

To exit Sleep, briey press the power button.

CAUTION: To reduce the risk of information loss, save your work before initiating Sleep.

Turns the backlight keyboard o or on.

NOTE: To conserve battery power, turn o this feature.

Switches the screen image among display devices connected to the system. For example, if a monitor is connected to the computer, repeatedly pressing fn+f4 alternates the screen image from computer display to monitor display to simultaneous display on both the computer and the monitor.

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Press fn+function key Description

Most external monitors receive video information on the computer using the external VGA video standard. The fn+f4 hot key can also alternate images among other devices that are receiving video information on the computer.

Decreases the screen brightness incrementally as long as you hold down the key.

Increases the screen brightness incrementally as long as you hold down the key.

Decreases speaker volume incrementally while you hold down the key.

Increases speaker volume incrementally while you hold down the key.

Mutes the microphone.

R Pauses or breaks an operation. This replaces the break key.

C Locks cell. This replaces the scroll lock key.

S Sends a programming query. This replaces the sys rq key.

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Bottom

Component Description

(1) Docking connector Connects an optional docking device.

(2) Vents (2) Enable airow 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 o during routine operation.

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Front

Component Description

(1) Wireless light On: An integrated wireless device, such as a wireless local

area network (WLAN) device and/or a Bluetooth® device, is on.

NOTE: On some models, the wireless light is amber when

all wireless devices are o.

(2) Power light

(3) Battery light When AC power is connected:

(4) Drive light

●

On: The computer is on.

●

Blinking: The computer is in the Sleep state, a powersaving state. The computer shuts o power to the display and other unneeded components.

●

O: The computer is o or in Hibernation. Hibernation is a power-saving state that uses the least amount of power.

●

White: The battery charge is greater than 90 percent.

●

Amber: The battery charge is from 0 to 90 percent.

●

O: The battery is not charging.

When AC power is disconnected (battery not charging):

●

Blinking amber: The battery has reached a low battery level. When the battery has reached a critical battery level, the battery light begins blinking rapidly.

●

O: The battery is not charging.

●

Blinking white: The hard drive is being accessed.

●

Amber: HP 3D DriveGuard has temporarily parked the hard drive.

Locating system information

Important system information is located on the bottom edge of the tablet or on the keyboard base. You may need the information when travelling internationally or when you contact support:

(1): Serial number

(2): Product number

(3): Model number

(4): Warranty period

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IMPORTANT: Check the following locations for the labels described in this section: the bottom of the

computer, inside the battery bay, under the service door, or on the back of the display.

●

Service label—Provides important information to identify your computer. When contacting support, you will probably be asked for the serial number, and possibly for the product number or the model number. Locate these numbers before you contact support.

Your service label will resemble one of the examples shown below. Refer to the illustration that most closely matches the service label on your computer.

Component

(1) Serial number

(2) Product number

(3) Warranty period

(4) Model number (select products only)

Component

(1) Model name (select products only)

(2) Product number

(3) Serial number

(4) Warranty period

●

Regulatory label(s)—Provide(s) regulatory information about the computer.

●

Wireless certication label(s)—Provide(s) information about optional wireless devices and the approval markings for the countries or regions in which the devices have been approved for use.

Using Windows, briey press the fn+esc key combination to display the System Information screen, which provides the product name and serial number of your computer, as well as information about the memory, processor, BIOS, and keyboard.

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