HP 640 G3, 650 G3 Maintenance and Service Guide

HP 640 ProBook G3 Notebook PC HP 650 ProBook G3 Notebook PC
Maintenance and Service Guide IMPORTANT! This document is intended for HP authorized service providers only.
© Copyright 2016 HP Development Company, L.P.
AMD is a trademark of Advanced Micro Devices, Inc. Bluetooth is a trademark owned by its proprietor and used by HP Inc. under license. Intel is a trademark of Intel Corporation in the U.S. and other countries. Windows is either a registered trademark or trademark of Microsoft Corporation in the United States and/or other countries.
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. This computer may require upgraded and/or separately purchased hardware, drivers and/or software to take full advantage of Windows functionality. Windows 10 is automatically updated, which is always enabled. ISP fees may apply and additional requirements may apply over time for updates. See http://www.microsoft.com.
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: December 2016
Document Part Number: 912636-001
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).
iii
iv Safety warning notice
Table of contents
1 Product description ....................................................................................................................................... 1
2 External component identication .................................................................................................................. 7
Right ....................................................................................................................................................................... 7
Left ......................................................................................................................................................................... 9
Display ................................................................................................................................................................. 10
Top ........................................................................................................................................................................ 11
TouchPad ........................................................................................................................................... 11
Lights ................................................................................................................................................. 12
Buttons, speakers, and ngerprint reader ........................................................................................ 13
Keys ................................................................................................................................................... 15
Using the hot keys ............................................................................................................................. 17
Bottom ................................................................................................................................................................. 18
Front ..................................................................................................................................................................... 19
Rear ...................................................................................................................................................................... 20
Locating system information .............................................................................................................................. 20
3 Illustrated parts catalog .............................................................................................................................. 22
Computer major components .............................................................................................................................. 22
Display assembly subcomponents ...................................................................................................................... 27
Mass storage devices ........................................................................................................................................... 29
Miscellaneous parts ............................................................................................................................................. 30
4 Removal and replacement procedures preliminary requirements .................................................................... 32
Tools required ...................................................................................................................................................... 32
Service considerations ......................................................................................................................................... 32
Plastic parts ....................................................................................................................................... 32
Cables and connectors ...................................................................................................................... 33
Drive handling ................................................................................................................................... 33
Grounding guidelines ........................................................................................................................................... 34
Electrostatic discharge damage ........................................................................................................ 34
Packaging and transporting guidelines .......................................................................... 35
Workstation guidelines ................................................................................................... 35
Equipment guidelines ..................................................................................................... 36
v
5 Removal and replacement procedures for Authorized Service Provider parts ................................................... 37
Component replacement procedures .................................................................................................................. 37
Service door ....................................................................................................................................... 37
Battery ............................................................................................................................................... 38
Hard drive .......................................................................................................................................... 39
Solid-state drive (select products only) ............................................................................................ 41
WWAN module (select products only) ............................................................................................... 42
WLAN module .................................................................................................................................... 43
Optical drive ....................................................................................................................................... 45
Keyboard ........................................................................................................................................... 47
Memory .............................................................................................................................................. 50
Hinge cover ........................................................................................................................................ 53
Base enclosure .................................................................................................................................. 55
System board .................................................................................................................................... 57
Fan and heat sink assembly .............................................................................................................. 59
Optical drive board ............................................................................................................................ 62
Top cover and TouchPad .................................................................................................................... 63
RTC battery ........................................................................................................................................ 66
Speaker .............................................................................................................................................. 68
Power button board .......................................................................................................................... 69
Fingerprint reader (select products only) ......................................................................................... 70
Smart card reader .............................................................................................................................. 72
Near Field Communication module ................................................................................................... 74
Audio board ....................................................................................................................................... 76
Serial board ....................................................................................................................................... 78
Display assembly ................................................................................................................................................. 80
6 Computer Setup (BIOS), TPM, and HP Sure Start ............................................................................................. 86
Using Computer Setup ......................................................................................................................................... 86
Starting Computer Setup .................................................................................................................. 86
Using a USB keyboard or USB mouse to start Computer Setup (BIOS) .......................... 86
Navigating and selecting in Computer Setup ................................................................................... 86
Restoring factory settings in Computer Setup ................................................................................. 87
Updating the BIOS ............................................................................................................................. 87
Determining the BIOS version ......................................................................................... 87
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) ......................................................................................................... 89
vi
7 Using HP PC Hardware Diagnostics (UEFI) ....................................................................................................... 90
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device .................................................................... 90
8 Backing up, restoring, and recovering ........................................................................................................... 92
Creating recovery media and backups ................................................................................................................ 92
Creating HP Recovery media (select products only) ......................................................................... 92
Using Windows tools ........................................................................................................................................... 93
Restore and recovery ........................................................................................................................................... 94
Recovering using HP Recovery Manager ........................................................................................... 94
What you need to know before you get started ............................................................. 94
Using the HP Recovery partition (select products only) ................................................. 95
Using HP Recovery media to recover .............................................................................. 95
Changing the computer boot order ................................................................................ 96
Removing the HP Recovery partition (select products only) ......................................... 97
9 Specications .............................................................................................................................................. 98
Computer specications ...................................................................................................................................... 98
35.56 cm (14-in) display specications ............................................................................................................ 100
39.62 cm (15.6-in) display specications ......................................................................................................... 103
Hard drive specications ................................................................................................................................... 104
Solid-state drive specications ......................................................................................................................... 107
10 Power cord set requirements .................................................................................................................... 110
Requirements for all countries .......................................................................................................................... 110
Requirements for specic countries and regions ............................................................................................. 110
11 Statement of memory volatility ................................................................................................................ 112
Nonvolatile memory usage ............................................................................................................................... 114
Questions and answers ..................................................................................................................................... 116
Using HP Sure Start (select models only) .......................................................................................................... 117
12 Recycling ................................................................................................................................................ 118
Index ........................................................................................................................................................... 119
vii
viii

1 Product description

Category Description
Product Name HP 640 ProBook G3 Notebook PC
Processors 7th Generation Intel® Core™ i3 Processor, Kabylake U, dual-core, BGA:
HP 650 ProBook G3 Notebook PC
i3-7100U (Kit processor)
7th Generation Intel® Core™ i5 Processor, Kabylake U, dual-core, BGA:
i5-7200U (Kit processor)
i5-7300U (Roadmap processor)
7th Generation Intel® Core™ i7 Processor, Kabylake U, dual-core, BGA:
i7-7600U (Roadmap processor)
7th Generation Intel® Core i5 Processor, Kabylake H, Quad Core, BGA ULT: (select products only)
i5-7440HQ (Roadmap processor) 45w/35w cTDP (select products only)
7th Generation Intel® Core i7 Processor, Kabylake H, Quad Core, BGA ULT: (select products only)
i7-7820HQ (Roadmap processor) 45w 45w/35w cTDP (select products only)
Chipset Intel Kabylake Chipset—The chipset is integrated with the processor.
Skylake PCH QM175 (select products only)
Graphics Intel UMA Graphics (GT2) - with shared video memory
AMD Radeon R7 M465 (128-bit) w/2 GB GDDR5 (128Mb x 32, 1.35V, 5Gbps, Qty 4)
Supporting 2 display port and 1 D-sub through docking
Supports 3 independent displays when on the Quest 2 dock
Panel Anti-glare panels for 14” products:
14.0" HD AG SVA 45% CG 220 nits eDP 1.2 Slim (1366x768)
14.0" HD AG SVA 45% CG 220 nits eDP 1.2 Slim (1366x768) with camera
14.0" HD AG SVA 45% CG 220 nits eDP 1.2 Slim (1366x768) with WWAN
14.0" HD AG SVA 45% CG 220 nits eDP 1.2 Slim (1366x768) with camera and with WWAN
14.0" FHD AG SVA 60% CG 300 nits eDP 1.2 + PSR slim (1920x1080)
14.0" FHD AG SVA 60% CG 300 nits eDP 1.2 + PSR slim (1920x1080) with camera
14.0" FHD AG SVA 60% CG 300 nits eDP 1.2 + PSR slim (1920x1080) with WWAN
14.0" FHD AG SVA 60% CG 300 nits eDP 1.2 + PSR slim (1920x1080) with camera and WWAN
1
Category Description
14.0" FHD Slim eDP SVA 60% 300 nits (1920 x 1080) Touch with camera and with WWAN
Chemically Strengthened Soda Lime Glass, GF2-MM - Air-Gap Bonded
Anti-glare panels for 15" products with LED backlight:
15.6" HD AG SVA 45% CG 220 nits eDP 1.2 Slim (1366x768)
S15.6" HD AG SVA 45% CG 220 nits eDP 1.2 Slim (1366x768) with camera
15.6" HD AG SVA 45% CG 220 nits eDP 1.2 Slim (1366x768) with WWAN
15.6" HD AG SVA 45% CG 220 nits eDP 1.2 Slim (1366x768) with camera and with WWAN
15.6" FHD AG SVA 60% CG 300 nits eDP 1.2 + slim (1920x1080)
15.6" FHD AG SVA 60% CG 300 nits eDP 1.2 + slim (1920x1080) with camera
15.6" FHD AG SVA 60% CG 300 nits eDP 1.2 + slim (1920x1080) with WWAN
15.6" FHD AG SVA 60% CG 300 nits eDP 1.2 + slim (1920x1080) with camera and WWAN
14.0" FHD Slim eDP SVA 60% 300 nits (1920 x 1080) Touch with camera and with WWAN
Chemically Strengthened Soda Lime Glass, GF2-MM - Air-Gap Bonded
Memory Two SODIMM slots
Both slots are customer accessible / upgradeable
DDR4 PC4 SODIMMS - System supports run rate at 2133—Supports Dual Channel Memory up to 16 GB.
DDR4 PC4 SODIMMS - System supports run rate at 2400 (select products only)
4096 MB Total System Memory (4096 MB x 1)
8192 MB Total System Memory (4096 MB x 2)
8192 MB Total System Memory (8192 MB x 1)
12288 MB Total System Memory (8192 MB + 4096 MB)
16384 MB Total System Memory (8192 MB x 2)
Hard drive Supports SATA3, 7mm, 2.5" HDDs:
500GB 7200 RPM
500GB 7200 RPM self-encrypting drive (Opal 2)
500GB 7200 RPM (FIPS-140-2) (Opal 2)
1TB 5400 RPM
500GB 5400 rpm Hybrid
Solid-state drive M.2 (2280) Solid State Drive
128GB M2 SATA-3 SS Value
256GB SATA-3 SS TLC (Opal 2)
512GB PCIe Value
256GB PCIe Gen3x4 NVMe SS TLC
2 Chapter 1 Product description
Category Description
360GB PCIe Gen3x4 SS TLC (Intel)
512GB PCIe Value
512GB PCIe Gen3x4 NVMe SS TLC
512GB SATA SS TLC (FIPS)
512GB PCIe Gen3x4 NVMe SS TLC (Opal 2)
512GB PCIe Gen3x4 NVMe SS MLC
Optical drive (select products only) SATA 9.0mm optical drives:
DVD-ROM (defeatured combo)
DVD+/-RW SuperMulti DL
Blu-ray WriterSATA
Supports "No Optical weight saver" option
Audio and video Microphone (Dual Array) only for products without a webcam
Microphone (Dual Array) only for products with a webcam
Camera (720p)
Supports “no camera” option
Stereo Speakers (2)
Serial port 15” products only
RS-232 /Serial Port
Supports "no serial port" option”
Ethernet Intel I219LM (Jacksonville-LM) 10/100/1000 Ethernet NIC with dash
Support - supports roadmap processors
Intel I219V (Jacksonville-V) 10/100/1000 Ethernet NIC with dash Support ­supports kit processors
The following support HBMA (via UEFI PXE boot and Windows OS): embedded NIC, Quest, HP3005, Ace Plus, Bert, and Ernie
The following dongles only support S3 wake on LAN: Ace Plus
S3/S4/S5 wake on LAN
Wireless LAN WPAN Bluetooth:
BT 4.0 only supported via Realtek Sanji2
BT 4.2 only supported via Intel Sandy Peak, Windstorm Peak vPro & Winstorm Peak non-vPro
WLAN:
WLAN options via Minicard connector:
Intel Dual band wireless-AC 8265 802.11AC 2x2 WiFi + BT 4.2 Combo Adaptor (vPro) (Windstorm Peak)
Intel Dual band wireless-AC 8265 802.11AC 2x2 WiFi + BT 4.2 Combo Adaptor (non-vPro) (Windstorm Peak non-vPro)
Intel Dual band wireless-AC 3168 802.11AC 1x1 WiFi + BT 4.2 Combo Adaptor (non-vPro) (Sandy Peak 1)
3
Category Description
Realtek RTL8723BE-VB 802.11b/g/n 1x1 Wi-Fi + BT4.0 Combo Adapter (Sanji2)
Intel Dual Band Wireless-AC 7265 D1 802.11 AC 2x2 WiFi + BT 4.2 Combo Adapter (non-vPro) Stone Peak 2 D1
WLAN Antennas (2) (congured at top of panel on all units)
Bluetooth Disabled IOPT
Support "No WLAN/No BT" option
Support for Miracast
Support for S3/S4 wake on Wireless LAN (Intel Only.)
Support for WiFi SAR in BIOS (Intel Card Only.)
Support for HP Sure Connect
NFC (select products only)
Integrated NFC Galapagos NXP NPC100 I2C NCI 10mmx25mm module
NFC Antenna (congured on NFC SKUs only)
NFC Cable
Supports "No NFC" option
Wireless WAN (select products only) SIM Module (3FF/micro SIM): (user accessible on side of unit)
WWAN options via connector:
Foxconn HP lt4120 LTE/EVDO/HSPA+ w/GPS M.2 (Amstel) (WW, except Indonesia, China, India, Japan)
Huawei HP lt4132, LTE/HSPA+ w/GPS M.2 (Macan) (APJ, LA, EMEA)
Fibocom HP hs3210 WW HSPA+ w/o GPS (Wrangler 2)
WWAN Antennas (2) (world wide 5 band, congured at top of panel on all units)
Supports "No WWAN" option
Supports WWAN After Market Option (for Europe, Middle East, and Africa only)
External media cards SD Media Reader slot supports SD, SDHC, and SDXC.
Ports VGA (Dsub 15 pin) supporting 1920 x 1200 external resolution @ 60Hz
Docking Quest 2 dock support
4 Chapter 1 Product description
Hot Plug / Unplug and auto detect
DisplayPort 1.2
(1) USB Type C Charging Port
(2) USB 3.0 Port (1 Charging)
RJ-45 / Ethernet
Docking connector
Headphone / Microphone (Combo jack)
RS-232 /Serial Port (select products only)
AC Port (4.5mm)
Category Description
Keyboard/pointing devices HP Advanced Keyboard
Touchpad, Spill-resistant with drain
Touchpad, Spill-resistant with drain, DuraKeys and backlit
Dual Point, Spill-resistant with drain, DuraKeys and backlit
Power requirements Battery:
3-cell HP Long Life Prismatic 48 WHr ( 4.21 Ahr ) Battery
AC adapter:
45 Watt Smart nPFC 3 pin RC 4.5mm connector - non slim
45 Watt Smart nPFC 3 pin RC 4.5mm connector - non slim 2 prong
65 Watt Smart nPFC 3 pin RC 4.5mm connector
65 Watt Smart nPFC EM 4.5mm connector
90 Watt Smart PFC 3 pin 4.5mm (select products only)
Power Cord (localized):
2-wire plug - 1m
3-wire plug - 1.8m
3-wire plug - 1m
Security Supports Security Lock
TPM 2.0 (Inneon; soldered down)
Fingerprint Reader (select products only)
Integrated Smart Card Reader (Active)
Preboot Authentication (Password, Smart Card)
Operating system Operating System Version:
Windows 10: Redstone 1
Preinstalled:
Win 10 Home 64
Win 10 Home 64 Single Language
Win 10 Home 64 CPPP
Win 10 Home 64 High-end CPPP
Win 10 Home 64 High-end
Win 10 Home 64 High-end Single Language
Win 10 Home 64 StF MSNA for Higher Education Strategic
Win 10 Pro 64
Win 10 Pro 64 Shape the Future MSNA High End
Win 10 Pro 64 Shape the Future Standard
Win 10 Pro 64 Shape the Future Strategic
5
Category Description
FreeDOS 2.0
Serviceability End user replaceable parts:
AC adapter
6 Chapter 1 Product description
2 External component identication

Right

Component Description
(1) Dual-Mode DisplayPort Connects an optional digital display device, such as a high-
performance monitor or projector.
(2) USB 3.x charging port When the computer is on, connects and charges a USB device,
such as a cell phone, camera, activity tracker, or smartwatch, and provides high-speed data transfer.
(3) Micro SIM card slot (select products only) Supports a wireless micro subscriber identity module (micro
SIM) card.
(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:
1. Type support in the taskbar search box, and then select
the HP Support Assistant app.
or –
Click the question mark icon in the taskbar.
2. Select My PC, select the Specications tab, and then
select User Guides.
NOTE: When a device is connected to the jack, the computer
speakers are disabled.
Right 7
Component Description
(5) USB Type-C charging port When the computer is on, connects and charges a USB device
that has a Type-C connector, such as a cell phone, camera, activity tracker, or smartwatch, and provides data transfer.
(6) Memory card reader Reads optional memory cards that store, manage, share, or
access information.
To insert a card:
1. Hold the card label-side up, with the connectors facing the
computer.
2. Insert the card into the memory card reader, and then
press in on the card until it is rmly seated.
To remove a card:
Press in on the card, and then remove it from the memory
card reader.
(7) USB 3.x port Connects a USB device, such as a cell phone, camera, activity
tracker, or smartwatch, and provides data transfer.
(8) RJ-45 (network) jack/status lights Connects a network cable.
Green (right): The network is connected.
Amber (left): Activity is occurring on the network.
(9) Docking port Connects an optional docking device.
(10) Power connector Connects an AC adapter.
8 Chapter 2 External component identication

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) Vent Enables 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) Optical drive (select products only) Depending on your computer model, reads an optical disc or
reads and writes to an optical disc.
(4) Optical drive light (select products only) On: The optical drive is in use.
O: The optical drive is not in use.
(5) Optical drive eject button (select products only) Releases the optical drive disc tray.
(6) Smart card reader (depending on the
conguration)
Supports optional smart cards.
Left 9

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 (select products only) On: The webcam is in use.
(5) Webcam (select products only) 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.
(6) Near Field Communication (NFC) tapping area*
(select products only)
*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:
1. Type support in the taskbar search box, and then select the HP Support Assistant app.
Tap another NFC-enabled device to the NFC tapping area to transfer
les.
or –
Click the question mark icon in the taskbar.
10 Chapter 2 External component identication
Top

TouchPad

Component Description
2. Select My PC, select the Specications tab, and then select User Guides.
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 light
(4) TouchPad zone Reads your nger gestures to move the pointer or activate
(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.
On: The TouchPad is o.
O: The TouchPad is on.
items on the screen.
Functions like the right button on an external mouse.
Top 11

Lights

Component Description
(1) Power light
(2) Microphone mute light
(3) Num lk light On: Num lk 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.
White: Computer sound is on.
letters.
12 Chapter 2 External component identication
Buttons, speakers, and ngerprint reader
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 5 seconds to turn o the computer.
To learn more about your power settings, see your power options.
Type power options in the taskbar search box, and then
select Power Options.
or –
Right-click the Power meter icon , and then select
Power Options.
(2) Speakers Produce sound.
Top 13
Component Description
(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 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 lk key, the esc key, or other key.
See Using the hot keys on page 17
(3) Windows key Opens the Start menu.
NOTE: Pressing the Windows key again will close the Start
menu.
(4) Function keys Execute frequently used system functions in combination with
the fn key.
See Using the hot keys on page 17.
(5) Embedded numeric keypad A numeric keypad superimposed over the keyboard alphabet
keys that enables you to add, subtract, and perform other numeric tasks. When num lk is pressed, the keypad can be used like an external numeric keypad. Each key on the keypad performs the function indicated by the icon in the upper-right corner of the key.
NOTE: If the keypad function is active when the computer is
turned o, that function is reinstated when the computer is turned back on.
(6) Windows application key Displays options for a selected object.
(7) num lk key Turns the embedded numeric keypad on and o.
Top 15
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 lk key, the esc key, or other key.
See Using the hot keys on page 17
(3) Windows key Opens the Start menu.
NOTE: Pressing the Windows key again will close the Start
menu.
(4) Function keys Execute frequently used system functions in combination with
the fn key.
See Using the hot keys on page 17.
(5) num lk key Alternates between the navigational and numeric functions on
the integrated numeric keypad.
(6) Integrated numeric keypad A separate keypad to the right of the alphabet keyboard that
enables you to add, subtract, and perform other numeric tasks. When num lk is on, the integrated keypad can be used like an external numeric keypad.
16 Chapter 2 External component identication

Using the hot keys

To use a hot key:
Press the fn key, and then press one of the keys listed in the following table.
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 keyboard backlight o or on.
NOTE: To conserve battery power, turn o this feature.
Switches the screen image between display devices connected to the system. For example, if a monitor is connected to the computer, repeatedly pressing this key alternates the screen image from the computer display to the monitor display to a simultaneous display on both the computer and the monitor.
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.
Top 17

Bottom

Component Description
(1) Docking station support holes Support an optional docking station.
(2) Vent Enables 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.
18 Chapter 2 External component identication

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 and/or a WWAN 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.
Front 19

Rear

Component Description
(1) External monitor port Connects an external VGA monitor or projector.
(2) Serial port (select products only) Connects an optional device such as a serial modem,

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
mouse, or printer.
(2): Product number
(3): Model number
(4): Warranty period
20 Chapter 2 External component identication
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.
Locating system information 21

3 Illustrated parts catalog

Computer major components

NOTE: HP continually improves and changes product parts. For complete and current information on
supported parts for your computer, go to http://partsurfer.hp.com, select your country or region, and then follow the on-screen instructions.
NOTE: Details about your computer, including model, serial number, product key, and length of warranty,
are on the service tag at the bottom of your computer. See Locating system information on page 20 for details.
22 Chapter 3 Illustrated parts catalog
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