HP ProBook 450 G3 Maintenance and Service Guide

HP ProBook 450 G3 Notebook PC
Maintenance and Service Guide
© Copyright 2015 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, Celeron, and Pentium are trademarks of Intel Corporation in the U.S. and other countries. Microsoft and Windows are trademarks of the Microsoft group of companies.
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: September 2015
Document Part Number: 824660-001
Product notice
This user 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. Go to
http://www.microsoft.com for details.
Software terms
By installing, copying, downloading, or otherwise using any software product preinstalled on this computer, you agree to be bound by the terms of the HP End User License Agreement (EULA). If you do not accept these license terms, your sole remedy is to return the entire unused product (hardware and software) within 14 days for a full refund subject to the refund policy of your seller.
For any further information or to request a full refund of the price of the computer, please contact your seller.
This computer may require upgraded and/ or separately purchased hardware and/or a DVD drive to install the Windows 7 software and take full advantage of Windows 7 functionality. See http://windows.microsoft.com/en-us/
windows7/get-know-windows-7 for details.
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 computer, do not place
the computer directly on your lap or obstruct the computer air vents. Use the computer 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 computer 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).
v
vi Safety warning notice
Table of contents
1 Product description ....................................................................................................................................... 1
2 External component identication .................................................................................................................. 7
Display .................................................................................................................................................................... 7
Top .......................................................................................................................................................................... 8
TouchPad ............................................................................................................................................. 8
Lights ................................................................................................................................................... 9
Buttons, speakers, and ngerprint reader ........................................................................................ 10
Keys ................................................................................................................................................... 11
Front ..................................................................................................................................................................... 12
Bottom ................................................................................................................................................................. 13
Left ....................................................................................................................................................................... 15
Right ..................................................................................................................................................................... 16
Labels ................................................................................................................................................................... 17
3 Illustrated parts catalog .............................................................................................................................. 18
Computer major components .............................................................................................................................. 18
Plastics Kit ........................................................................................................................................................... 22
Display components ............................................................................................................................................ 23
Cable Kit ............................................................................................................................................................... 24
Mass storage devices ........................................................................................................................................... 25
Miscellaneous parts ............................................................................................................................................. 26
4 Removal and replacement procedures preliminary requirements .................................................................... 28
Tools required ...................................................................................................................................................... 28
Service considerations ......................................................................................................................................... 28
Plastic parts ....................................................................................................................................... 28
Cables and connectors ...................................................................................................................... 29
Drive handling ................................................................................................................................... 29
Grounding guidelines ........................................................................................................................ 30
Electrostatic discharge damage ..................................................................................... 30
Packaging and transporting guidelines ....................................................... 31
Workstation guidelines ................................................................................ 31
Equipment guidelines ................................................................................... 32
vii
5 Removal and replacement procedures for Customer Self-Repair parts ............................................................. 33
Component replacement procedures .................................................................................................................. 33
Battery ............................................................................................................................................... 34
Service doors ..................................................................................................................................... 35
Optical drive ....................................................................................................................................... 37
Hard drive .......................................................................................................................................... 39
Memory modules ............................................................................................................................... 41
WLAN/Bluetooth combo card ............................................................................................................ 43
WWAN module ................................................................................................................................... 45
M.2 solid-state drive ......................................................................................................................... 47
Keyboard ........................................................................................................................................... 48
6 Removal and replacement procedures for Authorized Service Provider parts ................................................... 53
Component replacement procedures .................................................................................................................. 53
Top cover ........................................................................................................................................... 53
Fingerprint reader assembly ............................................................................................................. 57
Power button board .......................................................................................................................... 59
USB/audio board ................................................................................................................................ 61
Function board .................................................................................................................................. 63
Card reader board .............................................................................................................................. 65
Fan ..................................................................................................................................................... 67
Optical drive connector cable ............................................................................................................ 69
Battery connector cable .................................................................................................................... 70
System board .................................................................................................................................... 71
RTC battery ........................................................................................................................................ 74
Speaker assembly ............................................................................................................................. 76
Heat sink assembly ........................................................................................................................... 78
Display assembly ............................................................................................................................... 81
Power connector and cable ............................................................................................................... 86
7 Computer Setup (BIOS) and MultiBoot in Windows 7 ....................................................................................... 87
Using Computer Setup ......................................................................................................................................... 87
Starting Computer Setup .................................................................................................................. 87
Navigating and selecting in Computer Setup ................................................................................... 87
Restoring factory settings in Computer Setup ................................................................................. 88
Updating the BIOS ............................................................................................................................. 88
Determining the BIOS version ......................................................................................... 88
Downloading a BIOS update ........................................................................................... 89
Using MultiBoot ................................................................................................................................................... 89
About the boot device order ............................................................................................................. 89
viii
Choosing MultiBoot preferences ....................................................................................................... 90
Setting a new boot order in Computer Setup ................................................................. 90
Dynamically choosing a boot device using the f9 prompt ............................................. 90
Setting a MultiBoot Express prompt .............................................................................. 91
Entering MultiBoot Express preferences ........................................................................ 91
Using HP Sure Start (select models only) ............................................................................................................ 91
8 Computer Setup (BIOS) and MultiBoot in Windows 8.1 ..................................................................................... 92
Using Computer Setup ......................................................................................................................................... 92
Starting Computer Setup .................................................................................................................. 92
Navigating and selecting in Computer Setup ................................................................................... 92
Restoring factory settings in Computer Setup ................................................................................. 93
Updating the BIOS ............................................................................................................................. 93
Determining the BIOS version ......................................................................................... 93
Downloading a BIOS update ........................................................................................... 94
Using MultiBoot ................................................................................................................................................... 95
About the boot device order ............................................................................................................. 95
Choosing MultiBoot preferences ....................................................................................................... 95
Setting a new boot order in Computer Setup ................................................................. 95
Dynamically choosing a boot device using the f9 prompt ............................................. 96
Setting a MultiBoot Express prompt .............................................................................. 96
Entering MultiBoot Express preferences ........................................................................ 96
Using HP Sure Start (select models only) ............................................................................................................ 97
9 Computer Setup (BIOS), TPM, and HP Sure Start in Windows 10 ........................................................................ 98
Using Computer Setup ......................................................................................................................................... 98
Starting Computer Setup .................................................................................................................. 98
Navigating and selecting in Computer Setup ................................................................................... 98
Restoring factory settings in Computer Setup ................................................................................. 99
Updating the BIOS ............................................................................................................................. 99
Determining the BIOS version ......................................................................................... 99
Downloading a BIOS update ......................................................................................... 100
Changing the boot order using the f9 prompt ................................................................................ 101
TPM BIOS settings (select products only) ......................................................................................................... 101
Using HP Sure Start (select products only) ....................................................................................................... 101
10 Computer Setup (BIOS) in Ubuntu Linux ..................................................................................................... 102
Starting Computer Setup ................................................................................................................................... 102
Using Computer Setup ....................................................................................................................................... 102
Navigating and selecting in Computer Setup ................................................................................. 102
ix
Restoring factory settings in Computer Setup ............................................................................... 103
Updating the BIOS .............................................................................................................................................. 103
Determining the BIOS version ......................................................................................................... 103
Downloading a BIOS update ............................................................................................................ 104
11 HP PC Hardware Diagnostics (UEFI) ............................................................................................................ 105
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device .................................................................. 105
12 Backup and recovery in Windows 7 ............................................................................................................ 107
Creating recovery media and backups .............................................................................................................. 107
Guidelines ........................................................................................................................................ 107
Creating recovery media with HP Recovery Disc Creator ............................................................... 107
Creating recovery media ............................................................................................... 108
Backing up your information .......................................................................................................... 108
Performing a system recovery .......................................................................................................................... 109
Using the Windows recovery tools .................................................................................................. 109
Using f11 recovery tools (select models only) ............................................................................... 110
Using Windows 7 operating system media ..................................................................................... 110
13 Backup and recovery in Windows 8.1 ......................................................................................................... 112
Backing up your information ............................................................................................................................. 112
Performing a system recovery .......................................................................................................................... 112
Using the Windows recovery tools .................................................................................................. 112
Using f11 recovery tools ................................................................................................................. 113
Using Windows operating system media (purchased separately) ................................................. 114
Using Windows Refresh or Windows Reset .................................................................................... 114
Using HP Software Setup ................................................................................................................ 114
14 Backup and recovery in Windows 10 .......................................................................................................... 115
Creating recovery media and backups .............................................................................................................. 115
Creating HP Recovery media (select products only) ....................................................................... 115
Using Windows tools ......................................................................................................................................... 116
Restore and recovery ......................................................................................................................................... 117
Recovering using HP Recovery Manager ........................................................................................ 117
What you need to know before you get started ........................................................... 117
Using the HP Recovery partition (select products only) .............................................. 118
Using HP Recovery media to recover ............................................................................ 118
Changing the computer boot order .............................................................................. 119
Removing the HP Recovery partition (select products only) ....................................... 119
x
15 Backup and Recovery in Ubuntu Linux ........................................................................................................ 120
Creating backups ............................................................................................................................................... 120
Backing up your information ............................................................................................................................. 120
Performing a system recovery .......................................................................................................................... 121
USB Recovery option (select models only) ....................................................................................................... 121
Remove everything and reinstall Ubuntu ......................................................................................................... 122
16 Specications .......................................................................................................................................... 124
Computer specications .................................................................................................................................... 124
39.6-cm (15.6-in) display specications .......................................................................................................... 125
Hard drive specications ................................................................................................................................... 126
Solid-state drive specications ......................................................................................................................... 127
DVD±RW SuperMulti DL Drive specications .................................................................................................... 128
Blu-ray ROM DVD±RW SuperMulti DL Drive ....................................................................................................... 129
DVD-ROM drive .................................................................................................................................................. 130
17 Statement of memory volatility ................................................................................................................ 131
Nonvolatile memory usage ............................................................................................................................... 135
Questions and answers ..................................................................................................................................... 137
Using HP Sure Start (select models only) .......................................................................................................... 138
18 Power cord set requirements .................................................................................................................... 139
Requirements for all countries and regions ...................................................................................................... 139
Requirements for specic countries and regions ............................................................................................. 139
19 Recycling ................................................................................................................................................ 141
Index ........................................................................................................................................................... 142
xi
xii

1 Product description

Category Description UMA Discrete
Product Name HP ProBook 450 G3 Notebook PC
Processors 6th generation, Intel® Core™ i7 processor, Dual Core (4-MB L3 cache, 15 W)
6500U, 2.6 GHz/3.1 GHz Single Core Turbo
6th generation, Intel Core i5 processors, Dual Core (3-MB L3 cache, 15 W)
6200U, 2.3-GHz/2.8-GHz Single Core Turbo processor
6th generation, Intel Core i3 processors, Dual Core (3-MB L3 cache, 15 W)
6100U, 2.3-GHz processor/Intel HD Graphics 520
Intel Pentium Dual-core Processor, Skylake (2-MB L3 cache)
4405U, 2.1-GHz processor/Intel HD Graphics
Intel Celeron Dual-core Processor, Skylake (2-MB L3 cache)
3855U, 1.6-GHz processor/Intel HD Graphics
Chipset Intel Skylake; integrated with processor
Graphics Integrated UMA Graphics GT1 and GT2 (Intel processors)
See processor category.
Switchable discrete (Intel processors)
AMD Radeon R7 M340 with 2 GB or 1 GB dedicated video memory
Supports HD decode, DX12, HDMI, PX 7.0
Panel 39.6-cm (15.6-inch) HD, 1366x768, 220 nits, 3.8 mm
eDP – at
1 or 2 WLAN antennas, camera
1 or 2 WLAN antennas, camera, WWAN
Touch panel, 1 or 2 WLAN antennas, camera
Touch panel, 1 or 2 WLAN antennas, camera, WWAN
39.6-cm (15.6-inch) FHD, 1920x1080, 220 nits, 3.2 mm
eDP – slim
1 or 2 WLAN antennas
1 or 2 WLAN antennas, camera
1 or 2 WLAN antennas, WWAN, camera
Memory Two customer-accessible memory module slots supporting up to 16 GB of RAM
Supports dual-channel memory
PC3L-12800, 1600-MHz, DDR3L SODIMMs
Supports the following congurations:
1
Category Description UMA Discrete
16384 MB (8192 × 2; dual channel)
12288 MB (8192 + 4096; dual channel)
8192 MB (8192 × 1)
8192 MB (4096 × 2; dual channel)
6144 MB (4096 + 2048; dual channel)
4096 MB (4096 × 1)
2048 MB (2048 × 1)
Primary storage Supports 7-mm/9.5-mm, 2.5-in SATA hard drives with HP 3D DriveGuard
Customer-accessible
Supports the following drives:
2.0-TB, 5400-rpm
1-TB, 5400-rpm
500-GB, 7200-rpm
500-GB, 5400-rpm
500-GB, 5400-rpm, hybrid (8-GB SSD)
Mini card M.2 2280 SSD (NGFF), SATA-3
Supports the following drives:
256 GB TLC
128 GB TLC
Set as primary storage if selected.
Fixed optical drives Supports the following 9.5-mm SATA optical drives:
DVD-ROM
DVD+/-RW SuperMulti DL
Blu-ray ROM DVD+/-RW SuperMulti DL
Supports no optical drive option
Audio/Visual Integrated camera (720p HD)
Ethernet Realtek RTL8111HSH-CG 10/100/1000
Wireless Integrated WLAN options by way of wireless module:
2 Chapter 1 Product description
Stereo speakers (2)
Integrated dual-array microphone (webcam models only)
Integrated mono microphone (non-webcam models only)
Headphone/microphone combo jack
Conexant CX7501
HD audio with DTS Studio Sound
Supports “no camera” option
S3/S4/S5 wake on LAN (AC mode and battery mode)
Ethernet cable not included
Category Description UMA Discrete
WLAN antennas built into display assembly
Supports “no WLAN/Bluetooth” option
Integrated WLAN options by way of wireless module:
WLAN antennas built into display assembly
Supports “no WLAN/Bluetooth” option
Integrated WLAN options by way of wireless module:
WLAN antennas built into display assembly
Supports “no WLAN/Bluetooth” option
Realtek RTL8188EE 802.11b/g/n 1x1 Wi-Fi Adapter
Realtek RTL8723BE 802.11b/g/n 1x1 Wi-Fi + BT4.0 Combo Adapter
Realtek RTL8723BE bgn 1x1 + BT 4 LE PCIe+USB NGFF 2230 M.2
Broadcom 943228 abgn 2x2 + BT 4 LE PCIe+USB NGFF 2230
7260NGW Intel Dual Band Wireless-AC 7260 802.11ac, Dual Band, 2x2 Wi-Fi + Bluetooth 4.0
Intel Dual Band Wireless-AC 3165 802.11ac, Dual Band, 1×1 Wi-Fi + Bluetooth 4.0
Wireless Personal Area Network (PAN) only supported by Bluetooth 4.0 combo card
Integrated WWAN options by way of wireless module:
Two WWAN antennas built into display assembly (world-wide 5 band, congured with panels)
Subscriber identity module (SIM) security (customer-accessible)
Supports “no WWAN” option
Supports the following WWAN modules:
HP hs3110 HSPA+ Intel Mobile Broadband Module
HP lt4110 LTE/HSPA+ Intel Mobile Broadband Module
External media card Digital Media Reader Slot
Supports SD, SDHC, SDXC
Ports Headphone/Microphone Combo Jack
RJ-45 (Ethernet, includes link and activity lights)
USB 3.0 (2)
USB 2.0 (2)
VGA (Dsub 15-pin) supporting 2048 × 1536 external resolution at 50-GHz (hot plug/ unplug with auto-detect)
HDMI 1.4
Keyboard/pointing devices
Multi-pin AC port
Keyboards
HP Advanced Keyboard
Full-sized, chiclet, spill-resistant keyboard with numeric keypad
Backlit, full-sized, chiclet, spill-resistant keyboard with numeric keypad
3
Category Description UMA Discrete
Touchpad requirements
Touchpad gestures enabled by default: on/o button on board, taps enabled by default, 2-nger scrolling and zoom enabled by default, OSD (enable/disable), Win8 2 nger tap=right click, Win8 edge swipes
Touchpad gestures disabled by default: 3 nger ick, 2 nger rotate, momentum motion, 1 nger vertical scroll
Power requirements AC adapters
65-W Smart AC adapter with localized cable plug support (3-wire plug with ground pin)
65-W Smart AC adapter (EM) with localized cable plug support (3-wire plug with ground
pin)
45-W Smart AC adapter with localized cable plug support (3-wire plug with ground pin)
45-W AC adapter (2-prong)(Japan only)
Power cords
Power cord: 3-wire plug - 1.8 m or 1.0 m
Power cord: 2-wire plug - 1.0 m
Batteries
6-cell, 55-Wh, 2.8 Ah, Li-ion battery (long life)
4-cell, 44-Wh, 3.0 Ah, Li-ion battery
Security Integrated ngerprint reader
Supports “No ngerprint reader” option
Security lock
TPM SLB9670 (FW ver. 1.2) (Inneon; soldered down)
TPM support
Operating system Operating system version:
4 Chapter 1 Product description
Windows 7 Service Pack 1
Windows 8.1 Update
Ubuntu Linux 14.04
Preinstalled:
Windows 7 Professional 64
Windows 7 Home Basic 64 – CPPP
Windows 7 Professional 64 – StF MSNA
Windows 7 Professional 32
Windows 8.1 CH 64 – CPPP
Windows 8.1 (EM) 64
Windows 8.1 (EM) 64 – High End
Windows 8.1 (ML) 64
Windows 8.1 (ML) 64 – High End
Windows 8.1 Professional 64
Category Description UMA Discrete
Windows 8.1 Core for Higher Education ML 64
Windows 8.1 Professional StF MSNA EM
Windows 10 Home 64
Windows 10 Home 64 – StF MSNA for Higher Education
Windows 10 Home 64 Single Language
Windows 10 Home 64 Chinese Market
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 – StF MSNA EM
Windows 10 Professional 64 Downgrade Windows 7 32
Windows 10 Professional 64 Downgrade Windows 7 64
Windows 10 Professional 64 Downgrade Windows 7 64 – StF MSNA EM
Ubuntu Linux 14.04
Ubuntu Kylin Linux 14.04
FreeDOS 2.0
Restore Media (DRDVD/SRDVD):
DRDVD Windows 10
DRDVD Windows 8.1
DRDVD Windows 7
SRDVD Ubuntu Linux
Restore Media (OSDVD):
Windows 7 Professional 32
Windows 7 Professional 64
Windows 8.1 (Update) Professional 64
Windows 8.1 (Update) Professional for Education 64
Windows 8.1 (Update) 64
Windows 8.1 (Update) Country Specic 64
Windows 8.1 (Update) Emerging Market 64
Windows 10 Professional 64
Web-only support:
Windows 7 Professional 32
Windows 7 Enterprise 64
Windows 7 Enterprise 32
Windows 8.1 Enterprise 64
5
Category Description UMA Discrete
Windows 10 Enterprise
Certied:
Microsoft WHQL
Serviceability End-user replaceable parts:
AC adapter
Battery (system)
Hard drive
M.2 solid-state drive
Memory module
WWAN module
WLAN module
Keyboard
6 Chapter 1 Product description
2 External component identication

Display

Component Description
(1) Wireless antennas* (select products only) Send and receive wireless signals to communicate with wireless local
area networks (WLANs) and wireless wide area networks (WWANs).
(2) Internal microphones (2) Record sound.
(3) Webcam light (select products only) On: The webcam is in use.
(4) 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:
Windows 7: Select Start > All Programs > Communication and Chat > HP Webcam.
Windows 8.1: Access HP Support Assistant from the Start screen by selecting the HP Support Assistant app.
Windows 10: 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 7: Select Start > All Programs > HP Help and Support > HP Documentation.
Display 7
Top

TouchPad

Component Description
Windows 8.1: From the Start screen, type support, and then select the HP Support Assistant app.
Windows 10: Select Start, select All apps, select HP Help and Support, and then select HP Documentation.
Component Description
(1) TouchPad on/o button Turns the TouchPad on and o.
(2) TouchPad zone Reads your nger gestures to move the pointer or activate
(3) Left TouchPad button Functions like the left button on an external mouse.
(4) Right TouchPad button Functions like the right button on an external mouse.
8 Chapter 2 External component identication
items on the screen.

Lights

Component Description
(1) Power light
(2) Caps lock light On: Caps lock is on, which switches the key input to all capital
(3) Microphone mute light
(4) Num lock light On: Num lock is on.
(5) Wireless light On: An integrated wireless device, such as a wireless local area
(6) Mute light
(7) TouchPad 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.
letters.
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.
Amber: The TouchPad is o.
O: The TouchPad is on.
Top 9
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:
Windows 7: Select Start > Control Panel > System and Security > Power Options.
Windows 8.1: From the Start screen, type power, select Power and sleep settings, and then select Power and sleep from the
list of applications.
Windows 10: 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 (2) Produce sound.
10 Chapter 2 External component identication

Keys

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.
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.
(3) Windows key Windows 7: Displays the Windows Start menu.
Windows 8.1: Returns you to the Start screen from an open app
or the Windows desktop.
NOTE: Pressing the Windows key again will return you to the
previous screen.
Windows 10: Opens the Windows Start menu.
NOTE: Pressing the Windows key again will close the Start
menu.
(4) Function keys Execute frequently used system functions when pressed in
combination with the fn key.
Top 11

Front

Component Description
(5) num lock key Turns the integrated numeric keypad on and o.
(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 lock is on, the integrated keypad can be used like an external numeric keypad.
Component Description
(1) Drive light
(2) Memory card reader Reads optional memory cards that store, manage, share,
Blinking white: The hard drive is being accessed.
Amber: HP 3D DriveGuard has temporarily parked the hard drive.
or access information.
12 Chapter 2 External component identication

Bottom

Component Description
(1) Service door Provides access to the wireless LAN (WLAN) module slot,
the WWAN module slot, and the SIM card slot.
CAUTION: To prevent an unresponsive system, replace
the wireless module only with a wireless module authorized for use in the computer by the governmental agency that regulates wireless devices in your country or region. If you replace the module and then receive a warning message, remove the module to restore computer functionality, and then contact support.
To access Help and Support in Windows 7: Select Start > Help and Support.
To access HP Support Assistant: in Windows 8.1: From the Start screen, select the HP Support Assistant app.
Windows 10:
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) Battery lock latch Locks the battery in the battery bay.
Bottom 13
Component Description
(3) Battery bay Holds the battery.
(4) Battery release latch Releases the battery.
(5) Vents (3) 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.
(6) Service door Provides access to the hard drive bay and the memory
module slots.
(7) SIM card slot Supports a wireless subscriber identity module (SIM) card.
The SIM card slot is located inside the service door.
14 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) Power connector Connects an AC adapter.
(3) Battery light When AC power is connected:
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.
(4) 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.
(5) External monitor port Connects an external VGA monitor or projector.
(6) HDMI port Connects an optional video or audio device, such as a high-
denition television, any compatible digital or audio component, or a high-speed High Denition Multimedia Interface (HDMI) device.
(7) USB 3.0 ports (2) Connect an optional USB device, such as a keyboard, mouse,
external drive, printer, scanner or USB hub.
Left 15

Right

Component Description
(1) Optical drive (select products only) Depending on your computer model, reads an optical disc or
reads and writes to an optical disc.
(2) Optical drive eject button (select products only) Releases the optical drive disc tray.
(3) 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 document:
Windows 7:
Select Start > All Programs > HP Help and Support > HP Documentation.
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 notication 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.
(4) USB 2.0 ports (2) Connect an optional USB device, such as a keyboard, mouse,
(5) RJ-45 (network) jack/status lights Connects a network cable.
16 Chapter 2 External component identication
external drive, printer, scanner or USB hub.
Green (right): The network is connected.
Amber (left): Activity is occurring on the network.

Labels

The labels axed to the computer provide information you may need when you troubleshoot system problems or travel internationally with the computer.
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.
Labels 17

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 Labels on page 17 for details.
18 Chapter 3 Illustrated parts catalog
Computer major components 19
Item Description Spare part number
(1) Display panel assembly, 35.6-cm (14.0-inch)
Touch displays are only spared as entire hinge-ups; touch displays are not spared at the subcomponent level.
Non-touch displays are ONLY spared at the subcomponent level. For more information about display components, see Display components on page 23.
Includes 1 antenna 828421-001
Includes 2 antennas 830957-001
(2) Keyboard (includes cable)
NOTE: For a detailed list of keyboard country codes, see Keyboard on page 48.
No backlight 827028-xxx
Backlit 827029-xxx
(3) Top cover (includes touchpad assembly) 828402-001
(4) Card reader board 828416-001
(5) Power button board 827035-001
(6) Function board 828419-001
(7) USB/audio board 827032-001
(8) Fingerprint reader assembly (includes cable and bracket) 828417-001
(9) Speaker assembly 828420-001
(10) RTC battery 826388-001
(11) Power connector cable 827039-001
(12) System board (includes replacement thermal material)
All system boards use the following part numbers:
xxxxxx-001: Windows 7 or non-Windows operating systems
xxxxxx-601: Windows 8.1 or Windows 10 operating system
Models with discrete graphics:
Models with UMA graphics:
Intel Core i7-6500U processor; 2-GB discrete graphics memory 827026-xxx
Intel Core i5-6200U processor; 2-GB discrete graphics memory 827025-xxx
Intel Core i5-6200U processor; 1-GB discrete graphics memory 827023-xxx
Intel Core i3-6100U processor; 2-GB discrete graphics memory 827024-xxx
Intel Core i3-6100U processor; 1-GB discrete graphics memory 827022-xxx
Intel Core i7-6500U processor (models with WWAN) 830956-xxx
Intel Core i7-6500U processor (models without WWAN) 830932-xxx
Intel Core i5-6200U processor (models with WWAN) 830955-xxx
Intel Core i5-6200U processor (models without WWAN) 830931-xxx
20 Chapter 3 Illustrated parts catalog
Item Description Spare part number
(13) Battery connector 828418-001 (Cable Kit)
Heat sink assembly (includes replacement thermal material)
(14) For use in models with UMA graphics 830949-001
(15) For use in models with discrete graphics 828396-001
(16) Fan 827040-001
(17) Base enclosure 828410-001
(18) Battery, Li-ion
6-cell, 55 WHr, 2.8 Ah 811346-001
4-cell, 44 WHr, 3.0 Ah 805294-001
(19) Hard drive
2 TB, 5400 rpm, 9.5 mm 801808-001
1 TB, 5400 rpm, 7 mm 778192-001
500 GB, 5400 rpm, 7 mm 778186-001
Intel Core i3-6100U processor 830930-xxx
Intel Pentium 4405U processor 830929-xxx
Intel Celeron 3855U processor 830920-xxx
500 GB, 5400 rpm, 7 mm, hybrid (8-GB SSD) 732000-001
500 GB, 7200 rpm, 7 mm 703267-001
(20) Hard drive Hardware Kit (includes bracket and screws) 828147-001
(21) Memory modules (PC3L-12800, 1600-MHz, DDR3L)
8-GB 693374-001
4-GB 691740-001
2-GB 691739-001
(22) WWAN module
HP lt4110 LTE/HSPA+ Intel Mobile Broadband Module 812954-001
HP hs3110 HSPA+ Intel Mobile Broadband Module 822828-001
(23) WLAN module
Realtek RTL8188EE 802.11b/g/n 1x1 Wi-Fi Adapter (Worldwide) 792609-001
Realtek RTL8723BE 802.11b/g/n 1x1 Wi-Fi + BT4.0 Combo Adapter (Worldwide) 792610-001
Realtek RTL8723BE bgn 1x1 + BT 4 LE PCIe+USB NGFF 2230 M.2 (Worldwide) 792611-001
Broadcom 943228 abgn 2x2 + BT 4 LE PCIe+USB NGFF 2230 MOW (Most of World) 797884-001
(24) Optical drives
Blu-ray Disc R/RW with SuperMulti Drive 828426-001
DVD+/-RW Double-Layer SuperMulti Drive 828425-001
Computer major components 21
Item Description Spare part number
DVD-ROM Drive 828424-001
(25) Solid-state drive, M.2
256-GB, TLC 827583-001
128-GB, TLC 827053-001
Plastics Kit, includes: 828414-001
(26) Large service door
(27) Small service door
Fingerprint reader insert (for models without a ngerprint reader)(not illustrated)

Plastics Kit

Item Description Spare part number
Plastics Kit 828414-001
(1) Large service door
(2) Small service door
(3) Fingerprint reader insert (for use in models without a ngerprint reader)
22 Chapter 3 Illustrated parts catalog

Display components

Item Description Spare part number
(1) Display bezel
For use in models without a webcam 828406-001
For use in models with a webcam 828407-001
(2) Display panel (raw)
FHD 828423-001
HD 828422-001
Display Hinge Kit, includes: 828404-001
(3a) Left hinge
(3b) Right hinge
(4) Webcam module 826395-001
Microphone module 826385-001
(5) Display/webcam cable assembly
Included in Cable Kit, 828418-001
828418-001 (Cable Kit)
Display components 23
Item Description Spare part number
(6) Display rear cover (includes wireless antennas, foil, and grounding wires)
For use in models with WWAN 828395-001
For use in models without WWAN 828428-001

Cable Kit

Item Description Spare part number
Cable Kit 828418-001
(1) Card reader cable
(2) Power button board cable
(3) USB board cable
(4) Display/webcam cable
(5) Function board cable
(6) Battery connector cable
24 Chapter 3 Illustrated parts catalog

Mass storage devices

Item Description Spare part number
(1) Solid-state drives, M.2
256-GB, TLC 827583-001
128-GB, TLC 827053-001
(2) Hard drives
2 TB, 5400 rpm, 9.5 mm 801808-001
1 TB, 5400 rpm, 7 mm 778192-001
500 GB, 5400 rpm, 7 mm 778186-001
500 GB, 5400 rpm, 7 mm, hybrid (8-GB SSD) 732000-001
500 GB, 7200 rpm, 7 mm 703267-001
Hard Drive Hardware Kit, includes: 828147-001
(3) Hard drive bracket
Screws (not illustrated)
(4) Optical drives
Blu-ray Disc R/RW with SuperMulti Drive 828426-001
DVD+/-RW Double-Layer SuperMulti Drive 828425-001
DVD-ROM Drive 828424-001
Mass storage devices 25

Miscellaneous parts

Description Spare part number
AC adapters
65-W Smart AC power adapter, 4.5 mm barrel connector 710412-001
65-W Smart AC power adapter, 4.5 mm barrel connector (for use only in Asia, the People’s Republic of China, and India)
45-W Smart AC power adapter, 4.5 mm barrel connector 741727-001
45-W Smart AC adapter, nPFC, 4.5 mm, 2 prong (for use in Japan) 742436-001
Power cord, 1.00 m, 2-pin (for use in Japan) 762689-291
Power cords, 1.83 m, 3-pin:
For use in Argentina 490371-D01
For use in Australia 490371-011
For use in Europe, the Middle East, and Africa 490371-021
For use in India 490371-D61
For use in Israel 490371-BB1
For use in Italy 490371-061
For use in Japan 490371-291
For use in the People’s Republic of China 490371-AA1
For use in South Africa 490371-AR1
For use in South Korea 490371-AD1
For use in Switzerland 490371-111
714657-001
For use in Taiwan 490371-AB1
For use in Thailand 490371-201
For use in the United Kingdom 490371-031
For use in the United States 490371-001
Power cords, 1.0 m, 3-pin:
For use in Argentina 755530-D01
For use in Australia 755530-011
For use in Europe, the Middle East, and Africa 755530-021
For use in India 755530-D61
For use in Israel 755530-BB1
For use in Italy 755530-061
For use in Japan 755530-291
For use in the People’s Republic of China 755530-AA1
For use in South Africa 755530-AR1
26 Chapter 3 Illustrated parts catalog
Description Spare part number
For use in South Korea 755530-AD1
For use in Switzerland 755530-111
For use in Taiwan 755530-AB1
For use in Thailand 755530-201
For use in the United Kingdom 755530-031
For use in the United States 755530-001
Mouse
HP USB laser mouse 674318-001
HP USB Travel Mouse 757770-001
Case
Essential Messenger 679922-001
Essential Top Load Case 679921-001
Essential Backpack 679923-001
Rubber Kit (includes rubber base enclosure screw covers, mylar display bezel screw covers, and display bezel rubber caps)
Screw Kit 828403-001
828415-001
Miscellaneous parts 27
4 Removal and replacement procedures
preliminary requirements

Tools required

You will need the following tools to complete the removal and replacement procedures:
Flat-bladed screwdriver
Phillips P0 and P1 screwdrivers
Torx T8 screwdriver

Service considerations

The following sections include some of the considerations that you must keep in mind during disassembly and assembly procedures.
NOTE: As you remove each subassembly from the computer, place the subassembly (and all accompanying
screws) away from the work area to prevent damage.

Plastic parts

CAUTION: Using excessive force during disassembly and reassembly can damage plastic parts. Use care
when handling the plastic parts. Apply pressure only at the points designated in the maintenance instructions.
28 Chapter 4 Removal and replacement procedures preliminary requirements

Cables and connectors

CAUTION: When servicing the computer, be sure that cables are placed in their proper locations during the
reassembly process. Improper cable placement can damage the computer.
Cables must be handled with extreme care to avoid damage. Apply only the tension required to unseat or seat the cables during removal and insertion. Handle cables by the connector whenever possible. In all cases, avoid bending, twisting, or tearing cables. Be sure that cables are routed in such a way that they cannot be caught or snagged by parts being removed or replaced. Handle ex cables with extreme care; these cables tear easily.

Drive handling

CAUTION: Drives are fragile components that must be handled with care. To prevent damage to the
computer, damage to a drive, or loss of information, observe these precautions:
Before removing or inserting a hard drive, shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the computer on, and then shut it down through the operating system.
Before handling a drive, be sure that you are discharged of static electricity. While handling a drive, avoid touching the connector.
Before removing a diskette drive or optical drive, be sure that a diskette or disc is not in the drive and be sure that the optical drive tray is closed.
Handle drives on surfaces covered with at least one inch of shock-proof foam.
Avoid dropping drives from any height onto any surface.
After removing a hard drive, an optical drive, or a diskette drive, place it in a static-proof bag.
Avoid exposing a hard drive to products that have magnetic elds, such as monitors or speakers.
Avoid exposing a drive to temperature extremes or liquids.
If a drive must be mailed, place the drive in a bubble pack mailer or other suitable form of protective packaging and label the package “FRAGILE.”
Service considerations 29

Grounding guidelines

Electrostatic discharge damage
Electronic components are sensitive to electrostatic discharge (ESD). Circuitry design and structure determine the degree of sensitivity. Networks built into many integrated circuits provide some protection, but in many cases, ESD contains enough power to alter device parameters or melt silicon junctions.
A discharge of static electricity from a nger or other conductor can destroy static-sensitive devices or microcircuitry. Even if the spark is neither felt nor heard, damage may have occurred.
An electronic device exposed to ESD may not be aected at all and can work perfectly throughout a normal cycle. Or the device may function normally for a while, and then degrade in the internal layers, reducing its life expectancy.
CAUTION: To prevent damage to the computer when you are removing or installing internal components,
observe these precautions:
Keep components in their electrostatic-safe containers until you are ready to install them.
Use nonmagnetic tools.
Before touching an electronic component, discharge static electricity by using the guidelines described in this section.
Avoid touching pins, leads, and circuitry. Handle electronic components as little as possible.
If you remove a component, place it in an electrostatic-safe container.
The following table shows how humidity aects the electrostatic voltage levels generated by dierent activities.
CAUTION: A product can be degraded by as little as 700 V.
Typical electrostatic voltage levels
Relative humidity
Event 10% 40% 55%
Walking across carpet 35,000 V 15,000 V 7,500 V
Walking across vinyl oor 12,000 V 5,000 V 3,000 V
Motions of bench worker 6,000 V 800 V 400 V
Removing DIPS from plastic tube 2,000 V 700 V 400 V
Removing DIPS from vinyl tray 11,500 V 4,000 V 2,000 V
Removing DIPS from Styrofoam 14,500 V 5,000 V 3,500 V
Removing bubble pack from PCB 26,500 V 20,000 V 7,000 V
Packing PCBs in foam-lined box 21,000 V 11,000 V 5,000 V
30 Chapter 4 Removal and replacement procedures preliminary requirements
Packaging and transporting guidelines
Follow these grounding guidelines when packaging and transporting equipment:
To avoid hand contact, transport products in static-safe tubes, bags, or boxes.
Protect ESD-sensitive parts and assemblies with conductive or approved containers or packaging.
Keep ESD-sensitive parts in their containers until the parts arrive at static-free workstations.
Place items on a grounded surface before removing items from their containers.
Always be properly grounded when touching a component or assembly.
Store reusable ESD-sensitive parts from assemblies in protective packaging or nonconductive foam.
Use transporters and conveyors made of antistatic belts and roller bushings. Be sure that mechanized equipment used for moving materials is wired to ground and that proper materials are selected to avoid static charging. When grounding is not possible, use an ionizer to dissipate electric charges.
Workstation guidelines
Follow these grounding workstation guidelines:
Cover the workstation with approved static-shielding material.
Use a wrist strap connected to a properly grounded work surface and use properly grounded tools and equipment.
Use conductive eld service tools, such as cutters, screwdrivers, and vacuums.
When xtures must directly contact dissipative surfaces, use xtures made only of static-safe materials.
Keep the work area free of nonconductive materials, such as ordinary plastic assembly aids and Styrofoam.
Handle ESD-sensitive components, parts, and assemblies by the case or PCM laminate. Handle these items only at static-free workstations.
Avoid contact with pins, leads, or circuitry.
Turn o power and input signals before inserting or removing connectors or test equipment.
Service considerations 31
Equipment guidelines
Grounding equipment must include either a wrist strap or a foot strap at a grounded workstation.
When seated, wear a wrist strap connected to a grounded system. Wrist straps are exible straps with a minimum of one megohm ±10% resistance in the ground cords. To provide proper ground, wear a strap snugly against the skin at all times. On grounded mats with banana-plug connectors, use alligator clips to connect a wrist strap.
When standing, use foot straps and a grounded oor mat. Foot straps (heel, toe, or boot straps) can be used at standing workstations and are compatible with most types of shoes or boots. On conductive oors or dissipative oor mats, use foot straps on both feet with a minimum of one megohm resistance between the operator and ground. To be the skin.
The following grounding equipment is recommended to prevent electrostatic damage:
Antistatic tapes
Antistatic smocks, aprons, and sleeve protectors
Conductive bins and other assembly or soldering aids
Nonconductive foam
Conductive tabletop workstations with ground cords of one megohm resistance
Static-dissipative tables or oor mats with hard ties to the ground
eective, the conductive strips must be worn in contact with
Field service kits
Static awareness labels
Material-handling packages
Nonconductive plastic bags, tubes, or boxes
Metal tote boxes
Electrostatic voltage levels and protective materials
The following table lists the shielding protection provided by antistatic bags and oor mats.
Material Use Voltage protection level
Antistatic plastic Bags 1,500 V
Carbon-loaded plastic Floor mats 7,500 V
Metallized laminate Floor mats 5,000 V
32 Chapter 4 Removal and replacement procedures preliminary requirements
5 Removal and replacement procedures for
Customer Self-Repair parts
CAUTION: The Customer Self-Repair program is not available in all locations. Installing a part not supported
by the Customer Self-Repair program may void your warranty. Check your warranty to determine if Customer Self-Repair is supported in your location.
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.

Component replacement procedures

NOTE: Please read and follow the procedures described here to access and replace Customer Self-Repair
parts successfully.
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 Labels on page 17 for details.
This chapter provides removal and replacement procedures for Customer Self-Repair parts.
There are as many as 17 screws that must be removed, replaced, or loosened when servicing Customer Self­Repair parts. Make special note of each screw size and location during removal and replacement.
Component replacement procedures 33

Battery

Description Spare part number
6-cell, 55 WHr, 2.8 Ah 811346-001
4-cell, 44 WHr, 3.0 Ah 805294-001
Before removing the battery, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet, and
then unplugging the AC adapter from the computer.
To remove the battery:
CAUTION: Removing a battery that is the sole power source for the computer can cause loss of information.
To prevent loss of information, save your work and shut down the computer through Windows before removing the battery.
1. Position the computer upside down on a at surface.
2. Slide the battery lock latch (1) to unlock the battery, and then slide the battery release latch (2) to
release the battery.
NOTE: The battery release latch automatically returns to its original position.
3. Pivot the battery (3) upward, and then remove the battery (4) from the computer.
34 Chapter 5 Removal and replacement procedures for Customer Self-Repair parts

Service doors

Description Spare part number
Plastics Kit (includes service doors) 828414-001
There is a small service door and a large service door on the bottom of the computer. The large service door provides access to the hard drive, memory modules, and optical drive. The small service door provides access to the WLAN module, M.2 SSD drive, and keyboard release access hole.
Before removing the service doors, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet, and
then unplugging the AC adapter from the computer.
4. Remove the battery (see Battery on page 34).
To remove the service doors:
1. To remove the large service door:
a. Loosen the large service door screw (1).
b. Slide the service door o the computer (2).
2. To remove the small service door:
a. Remove the small service door screw (3).
Component replacement procedures 35
b. Lift the small service door of the computer (4).
Reverse these procedures to install the service doors.
36 Chapter 5 Removal and replacement procedures for Customer Self-Repair parts

Optical drive

Description Spare part number
Blu-ray Disc R/RW with SuperMulti Drive 828426-001
DVD+/-RW Double-Layer SuperMulti Drive 828425-001
DVD-ROM Drive 828424-001
Before removing the hard drive, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet, and
then unplugging the AC adapter from the computer.
4. Remove the battery (see Battery on page 34).
5. Remove the large service door (see Service doors on page 35).
To remove a optical drive:
1. Remove the Phillips PM2.5×7.0 screw (1) that secures the optical drive to the computer.
2. Insert a tool into the slot near the memory modules and push the optical drive to disengage it (2).
3. Remove the optical drive from the computer (3).
Component replacement procedures 37
4. If it is necessary to remove the bracket from the optical drive, remove the Phillips PM2.5×4.0 screw (1)
that secures the bracket to the rear of the drive, and then remove the bracket from the drive (2).
Reverse these procedures to install a optical drive.
38 Chapter 5 Removal and replacement procedures for Customer Self-Repair parts

Hard drive

Description Spare part number
Hard drives
2 TB, 5400 rpm, 9.5 mm 801808-001
1 TB, 5400 rpm, 7 mm 778192-001
500 GB, 5400 rpm, 7 mm 778186-001
500 GB, 5400 rpm, 7 mm, hybrid (8-GB SSD) 732000-001
500 GB, 7200 rpm, 7 mm 703267-001
Hard drive Hardware Kit (includes bracket and screws) 828147-001
Before removing the hard drive, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet, and
computer on, and then shut it down through the operating system.
then unplugging the AC adapter from the computer.
4. Remove the battery (see Battery on page 34).
5. Remove the large service door (see Service doors on page 35).
To remove a hard drive:
1. Remove the 4 Phillips PM2.5×5.0 screws (1) that secure the hard drive to the chassis.
2. Pull the plastic tab to slide the hard drive (2) away from the center of the computer to disengage it from
the connector.
Component replacement procedures 39
3. Remove the hard drive from the bay (3).
4. To remove the hard drive cover from the hard drive, remove the 4 Phillips PM3.0×3.5 screws (1) that
secure the bracket to the drive, and then lift the cover o the drive (2).
Reverse these procedures to install a hard drive.
40 Chapter 5 Removal and replacement procedures for Customer Self-Repair parts

Memory modules

Description Spare part number
2-GB (PC3L-12800, 1600-MHz, DDR3L) 691739-001
4-GB (PC3L-12800, 1600-MHz, DDR3L) 691740-001
8-GB (PC3L-12800, 1600-MHz, DDR3L) 693374-001
Update BIOS before adding memory modules
Before adding new memory, make sure you update the computer to the latest BIOS.
CAUTION: Failure to update the computer to the latest BIOS prior to installing new memory may result in
various system problems.
To update BIOS:
1. Navigate to www.hp.com.
2. Click Support & Drivers > click Drivers & Software.
3. In the Enter a product name/number box, type the computer model information, and then click Search.
4. Click the link for the computer model.
5. Select the operating system, and then click Next.
6. Under Step 2: Select a Download, click the BIOS link.
7. Click the link for the most recent BIOS.
8. Click the Download button, and then follow the on-screen instructions.
Before removing the memory module, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet, and
then unplugging the AC adapter from the computer.
4. Remove the battery (see Battery on page 34).
5. Remove the large service door (see Service doors on page 35).
Remove the memory module:
1. Spread the retaining tabs (1) on each side of the memory module slot to release the memory module.
(The edge of the module opposite the slot rises away from the computer.)
Component replacement procedures 41
2. Remove the memory module (2) by pulling the module away from the slot at an angle.
NOTE: Memory modules are designed with a notch to prevent incorrect insertion into the memory
module slot.
NOTE: The computer uses two memory sockets. The top socket houses the expansion memory
module and the bottom socket houses the primary memory module. The removal procedure is the same for both memory sockets.
Reverse this procedure to install a memory module.
42 Chapter 5 Removal and replacement procedures for Customer Self-Repair parts

WLAN/Bluetooth combo card

The computer uses a card that provides both WLAN and Bluetooth functionality.
Description Spare part number
Realtek RTL8188EE 802.11b/g/n 1x1 Wi-Fi Adapter (Worldwide) 792609-001
Realtek RTL8723BE 802.11b/g/n 1x1 Wi-Fi + BT4.0 Combo Adapter (Worldwide) 792610-001
Realtek RTL8723BE bgn 1x1 + BT 4 LE PCIe+USB NGFF 2230 M.2 (Worldwide) 792611-001
Broadcom 943228 abgn 2x2 + BT 4 LE PCIe+USB NGFF 2230 MOW (Most of World) 797884-001
Before removing the WLAN module, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet, and
then unplugging the AC adapter from the computer.
4. Remove the battery (see Battery on page 34).
5. Remove the small service door (see Service doors on page 35).
Remove the WLAN module:
1. Disconnect the WLAN antenna cables (1) from the terminals on the WLAN module.
NOTE: The WLAN antenna cable labeled “1” connects to the WLAN module “Main” terminal labeled “1”.
The WLAN antenna cable labeled “2” connects to the WLAN module “Aux” terminal labeled “2”. If the computer is equipped with an 802.11a/b/g/n WLAN module, the yellow WLAN antenna cable connects to the middle terminal on the WLAN module.
2. Remove the Phillips PM2.0×4.0 screw (2) that secures the WLAN module to the computer. (The edge of
the module opposite the slot rises away from the computer.)
Component replacement procedures 43
3. Remove the WLAN module (3) by pulling the module away from the slot at an angle.
NOTE: WLAN modules are designed with a notch to prevent incorrect insertion.
NOTE: If the WLAN antennas are not connected to the terminals on the WLAN module, the protective
sleeves must be installed on the antenna connectors, as shown in the following illustration.
Reverse this procedure to install the WLAN module.
44 Chapter 5 Removal and replacement procedures for Customer Self-Repair parts

WWAN module

Description Spare part number
HP lt4110 LTE/HSPA+ Intel Mobile Broadband Module 812954-001
HP hs3110 HSPA+ Intel Mobile Broadband Module 822828-001
Before removing the WWAN module, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet, and
then unplugging the AC adapter from the computer.
4. Remove the battery (see Battery on page 34).
5. Remove the small service door (see Service doors on page 35).
Remove the WWAN module:
1. Disconnect the WWAN antenna cables (1) from the terminals on the WWAN module.
2. Remove the Phillips PM2.0×4.0 screw (2) that secures the WWAN module to the computer. (The edge of
the module opposite the slot rises away from the computer.)
Component replacement procedures 45
3. Remove the WWAN module (3) by pulling the module away from the slot at an angle.
NOTE: WWAN modules are designed with a notch to prevent incorrect insertion.
NOTE: If the WWAN antennas are not connected to the terminals on the WWAN module, the protective
sleeves must be installed on the antenna connectors, as shown in the following illustration.
Reverse this procedure to install the WWAN module.
46 Chapter 5 Removal and replacement procedures for Customer Self-Repair parts

M.2 solid-state drive

Description Spare part number
256-GB, TLC 827583-001
128-GB, TLC 827053-001
Before removing the solid-state drive, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet, and
then unplugging the AC adapter from the computer.
4. Remove the battery (see Battery on page 34).
5. Remove the small service door (see Service doors on page 35).
Remove the solid-state drive:
1. Remove the Phillips PM2.0×4.0 screw (1) that secures the solid-state drive to the computer. (The edge
of the module opposite the slot rises away from the computer.)
2. Remove the solid-state drive (2) by pulling the module away from the slot at an angle.
Reverse this procedure to install the solid-state drive.
Component replacement procedures 47

Keyboard

In this section, the rst table provides the main spare part number for the keyboards. The second table provides the country codes.
Description Spare part number
Keyboard, no backlight 827028-xxx
Keyboard, backlit 827029-xxx
For use in country or region
Belgium -A41 India -D61 Slovenia -BA1
Brazil -201 Israel -BB1 South Korea -AD1
Bulgaria -261 Italy -061 Spain -071
Canada -DB1 Japan -291 Switzerland -BG1
Czech Republic and Slovakia
Denmark, Finland, and Norway
France -051 Northern Africa -FP1 Turkey -141
Germany -041 Portugal -131 United Kingdom -031
Greece -151 Russia -251 United States -001
Hungary -211 Saudi Arabia -171
Spare part number
-FL1 Latin America -161 Taiwan -AB1
-DH1 The Netherlands -B31 Thailand -281
For use in country or region
Spare part number
For use in country or region
Spare part number
Before removing the keyboard, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet, and
then unplugging the AC adapter from the computer.
4. Remove the battery (see Battery on page 34).
5. Remove the small service door (see Service doors on page 35).
Remove the keyboard:
1. Remove the 3 Phillips PM2.5×5.0 screws that secure the keyboard to the computer.
48 Chapter 5 Removal and replacement procedures for Customer Self-Repair parts
2. Open the computer and position it on its side with the bottom toward you.
3. Insert a tool into the access hole in the bottom of the computer and push to disengage the keyboard
from the top cover.
Component replacement procedures 49
4. Lift the top of the keyboard upward (1), and then lift the keyboard up at an angle (2) to disengage the
tabs at the bottom of the keyboard.
NOTE: A cable (or cables) connect the bottom of the keyboard to the system board. Make sure not to
prematurely pull the cables out of the system board connector.
5. Rotate the keyboard until it rests on the palm rest (1).
6. Disconnect the keyboard cable by lifting the connector latch (2), and then disconnect the keyboard cable
from the system board (3).
50 Chapter 5 Removal and replacement procedures for Customer Self-Repair parts
7. If applicable, disconnect the backlight cable by lifting the connector latch (4), and then disconnect the
cable from the system board (5).
8. Remove the keyboard.
Reverse this procedure to install the keyboard.
When installing a keyboard, to make sure the keyboard lays at, the keyboard ribbon cable must be bent at the appropriate point before installation. There are markings, typically a thin white line across the breadth of the cable, that indicate where to bend the cable. On HP ProBook 450 G3 models, bend at the marking labeled S1 (1), and then fold the cable over (2). If installing a backlit keyboard, follow the same procedures for the backlight cable.
Component replacement procedures 51
52 Chapter 5 Removal and replacement procedures for Customer Self-Repair parts
6 Removal and replacement procedures for
Authorized Service Provider parts
CAUTION: Components described in this chapter should only be accessed by an authorized service provider.
Accessing these parts can damage the computer or void the warranty.
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.

Component replacement procedures

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 Labels on page 17 for details.
This chapter provides removal and replacement procedures for Authorized Service Provider only parts.
There are as many as 60 screws that must be removed, replaced, or loosened when servicing Authorized Service Provider only parts. Make special note of each screw size and location during removal and replacement.

Top cover

NOTE: Top cover spare part kits include the touchpad assembly.
Before removing the top cover, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet, and
4. Remove the following components:
Description Spare part number
Top cover (includes touchpad) 828402-001
computer on, and then shut it down through the operating system.
then unplugging the AC adapter from the computer.
a. Battery (see Battery on page 34).
b. Service doors (see Service doors on page 35).
c. Optical drive (Optical drive on page 37)
d. Hard drive (Hard drive on page 39)
e. Keyboard (see Keyboard on page 48)
Remove the top cover:
Component replacement procedures 53
1. Position the computer upside-down with the front toward you.
2. Remove the 2 rubber screw covers on each side of the battery (1) and the 3 rubber screw covers along
the bottom of the computer (2).
3. Remove the 7 Phillips PM2.0×3.0 screws that secure the top cover to the computer.
54 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
4. Remove the 11 Torx T8M2.5×6.0 screws that secure the top cover to the computer.
5. Position the computer upright and open it as far as possible.
6. Disconnect the following cables from the system board:
(1): Power button board cable
(2): Card reader board cable
(3): Fingerprint reader cable
(4): Function board cable
Component replacement procedures 55
7. Remove the 8 Torx T8M2.5×6.0 screws from the top cover.
8. Pry the top cover o the computer starting at the top (1), and then working around the right (2), bottom
(3), and left (4) sides.
NOTE: The top cover may be dicult to remove from the computer. Be careful not to damage the top
cover when attempting to remove it.
Reverse this procedure to install the top cover.
56 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts

Fingerprint reader assembly

Description Spare part number
Fingerprint reader assembly (includes cable and bracket) 828417-001
Fingerprint reader insert (part of the Plastics Kit; for use in models without a ngerprint reader) 828414-001
Before removing the ngerprint reader assembly, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet, and
then unplugging the AC adapter from the computer.
4. Remove the battery (see Battery on page 34).
5. Remove the following components:
a. Service doors (see Service doors on page 35).
b. Optical drive (Optical drive on page 37)
c. Hard drive (Hard drive on page 39)
d. Keyboard (see Keyboard on page 48)
e. Top cover (see Top cover on page 53)
Remove the ngerprint reader assembly:
1. Position the top cover upside-down.
2. Slide the ngerprint reader bracket toward the bottom of the top cover to remove it from the tabs (1),
and then lift the bracket o the ngerprint reader board (2).
Component replacement procedures 57
3. Lift the ngerprint reader board and cable to disengage the adhesive that secures it (1), and then
remove the board and cable assembly from the top cover (2).
Reverse this procedure to install the ngerprint reader assembly.
58 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts

Power button board

Description Spare part number
Power button board assembly 827035-001
Power button board cable (included in Cable Kit) 828418-001
Before removing the power button board, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet, and
then unplugging the AC adapter from the computer.
4. Remove the battery (see Battery on page 34).
5. Remove the following components:
a. Service doors (see Service doors on page 35)
b. Optical drive (Optical drive on page 37)
c. Hard drive (Hard drive on page 39)
d. Keyboard (see Keyboard on page 48)
e. Top cover (see Top cover on page 53)
Remove the power button board:
1. Position the top cover upside-down.
2. Disconnect the cable from the power button board (1).
3. Remove the Phillips PM2.0×3.0 screw (2) that secures the board to the top cover.
Component replacement procedures 59
4. Lift the right side of board and pull board out and to the right to remove it from under the tab (3).
Reverse this procedure to install the power button board.
60 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts

USB/audio board

Description Spare part number
USB/audio board 827032-001
USB/audio board cable (included in Cable Kit) 828418-001
Before removing the USB/audio board, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet, and
then unplugging the AC adapter from the computer.
4. Remove the battery (see Battery on page 34).
5. Remove the following components:
a. Optical drive (Optical drive on page 37)
b. Service doors (see Service doors on page 35).
c. Optical drive (Optical drive on page 37)
d. Hard drive (Hard drive on page 39)
e. Keyboard (see Keyboard on page 48)
f. Top cover (see Top cover on page 53)
Remove the USB/audio board:
1. Position the top cover upside-down.
2. Remove the Phillips PM2.5×3.0 screw (1) that secures the board to the computer.
Component replacement procedures 61
3. Lift the rear of the board and pull it away from side of the top cover (2).
Reverse this procedure to install the USB/audio board.
62 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts

Function board

Description Spare part number
Function board 828419-001
Function board cable (included in Cable Kit) 828418-001
Before removing the function board, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet, and
then unplugging the AC adapter from the computer.
4. Remove the battery (see Battery on page 34).
5. Remove the following components:
a. Service doors (see Service doors on page 35)
b. Optical drive (Optical drive on page 37)
c. Hard drive (Hard drive on page 39)
d. Keyboard (see Keyboard on page 48)
e. Top cover (see Top cover on page 53)
f. USB/audio board (see USB/audio board on page 61)
Remove the function board:
1. Position the top cover upside-down.
2. Disconnect the cable from the connector on the function board (1).
3. Remove the Phillips PM2.0×3.0 screw (2) that secures the board to the top cover.
Component replacement procedures 63
4. Remove the board from the top cover (3).
5. Remove the function board from the top cover.
Reverse this procedure to install the function board.
64 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts

Card reader board

Description Spare part number
Card reader board 828416-001
Card reader board cable (included in Cable Kit) 828418-001
Before removing the card reader board, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet, and
then unplugging the AC adapter from the computer.
4. Remove the battery (see Battery on page 34).
5. Remove the following components:
a. Optical drive (Optical drive on page 37)
b. Service doors (see Service doors on page 35).
c. Optical drive (Optical drive on page 37)
d. Hard drive (Hard drive on page 39)
e. Keyboard (see Keyboard on page 48)
f. Top cover (see Top cover on page 53)
Remove the card reader board:
NOTE: Before you remove the card reader, make sure nothing (memory card or plastic insert) in installed.
1. Position the top cover upside-down.
Component replacement procedures 65
2. Remove the Phillips PM2.5×3.0 screw (1) that secures the board to the computer, and lift the cable side
of the board.
3. Turn the board upside down (1), and then disconnect the cable from the board (2).
Reverse this procedure to install the card reader board.
66 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
Fan
Description Spare part number
Fan 827040-001
NOTE: To properly ventilate the computer, allow at least 7.6 cm (3.0 in) of clearance on the left side of the
computer. The computer uses an electric fan for ventilation. The fan is controlled by a temperature sensor and is designed to turn on automatically when high temperature conditions exist. These conditions are aected by high external temperatures, system power consumption, power management/battery conservation congurations, battery fast charging, and software requirements. Exhaust air is displaced through the ventilation grill located on the left side of the computer.
Before removing the fan/heat sink assembly, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet and then
unplugging the AC adapter from the computer.
4. Remove the battery (see Battery on page 34), and then remove the following components:
a. Service doors (see Service doors on page 35).
b. Optical drive (Optical drive on page 37)
c. Hard drive (Hard drive on page 39)
d. Keyboard (see Keyboard on page 48)
e. Top cover (see Top cover on page 53)
To remove the fan:
1. Disconnect the fan cable (1) from the system board.
2. Remove the Phillips PM2.5×5.0 screw (2) that secures the fan to the computer.
Component replacement procedures 67
3. Lift the fan from the computer (3).
Reverse this procedure to install the fan.
68 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts

Optical drive connector cable

Before removing the optical drive connector cable, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet, and
then unplugging the AC adapter from the computer.
4. Remove the battery (see Battery on page 34).
5. Remove the following components:
a. Service doors (see Service doors on page 35).
b. Optical drive (Optical drive on page 37)
c. Hard drive (Hard drive on page 39)
d. Keyboard (see Keyboard on page 48)
e. Top cover (see Top cover on page 53)
Remove the optical drive connector cable:
1. Disconnect the optical drive connector cable from the system board (1).
2. Rotate the side of the connector upward (2) and then remove the connector from the computer (3).
Reverse this procedure to install the optical drive connector cable.
Component replacement procedures 69

Battery connector cable

The battery connector cable is included in the Cable Kit, spare part number 828418-001.
Before removing the battery connector cable, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet, and
then unplugging the AC adapter from the computer.
4. Remove the battery (see Battery on page 34).
5. Remove the following components:
a. Service doors (see Service doors on page 35).
b. Optical drive (Optical drive on page 37)
c. Hard drive (Hard drive on page 39)
d. Keyboard (see Keyboard on page 48)
e. Top cover (see Top cover on page 53)
Remove the battery connector cable:
1. Disconnect the battery connector cable from the system board (1).
2. Remove the 2 Phillips PM2.5×5.0 screws that secure the battery connector cable to the computer (2).
3. Remove the battery connector cable from the computer (3).
Reverse this procedure to install the battery connector cable.
70 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts

System board

NOTE: All system board spare part kits include replacement thermal material.
All system boards use the following part numbers:
xxxxxx-001: Windows 7 or non-Windows operating systems
xxxxxx-601: Windows 8.1 or Windows 10 operating system
Description Spare part number
System board with processor and discrete graphics:
Intel Core i7-6500U processor; 2-GB discrete graphics memory 827026-xxx
Intel Core i5-6200U processor; 2-GB discrete graphics memory 827025-xxx
Intel Core i5-6200U processor; 1-GB discrete graphics memory 827023-xxx
Intel Core i3-6100U processor; 2-GB discrete graphics memory 827024-xxx
Intel Core i3-6100U processor; 1-GB discrete graphics memory 827022-xxx
System board with processor and UMA graphics:
Intel Core i7-6500U processor (models with WWAN) 830956-xxx
Intel Core i7-6500U processor (models without WWAN) 830932-xxx
Intel Core i5-6200U processor (models with WWAN) 830955-xxx
Intel Core i5-6200U processor (models without WWAN) 830931-xxx
Intel Core i3-6100U processor 830930-xxx
Intel Pentium 4405U processor 830929-xxx
Intel Celeron 3855U processor 830920-xxx
Before removing the system board, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet, and
then unplugging the AC adapter from the computer.
4. Remove the battery (see Battery on page 34).
5. Remove the following components:
a. Service doors (see Service doors on page 35).
b. Optical drive (Optical drive on page 37)
c. Hard drive (see Hard drive on page 39)
d. Keyboard (see Keyboard on page 48)
e. Top cover (see Top cover on page 53)
Component replacement procedures 71
When replacing the system board, be sure to remove the following components from the defective system board and install on the replacement system board:
Memory modules (see Memory modules on page 41)
WLAN/Bluetooth module (see WLAN/Bluetooth combo card on page 43)
WWAN module (see WWAN module on page 45)
M.2 solid-state drive (see M.2 solid-state drive on page 47)
Heat sink (see Heat sink assembly on page 78)
Remove the system board:
1. Position the computer upright with the front toward you.
2. Disconnect the following cables from the system board:
(1) Power connector cable
(2) Display cable
(3) Battery connector cable
(4) Speaker cable
(5) Hard drive cable
3. Remove the 2 Phillips PM2.5×5.0 screws (1) that secure the system board to the computer.
72 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
4. Remove the system board from the computer (2).
Reverse this procedure to install the system board.
Component replacement procedures 73

RTC battery

Description Spare part number
RTC battery 826388-001
Before removing the RTC battery, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet, and
4. Remove the battery (see Battery on page 34).
5. Remove the following components:
computer on, and then shut it down through the operating system.
then unplugging the AC adapter from the computer.
a. Service doors (see Service doors on page 35).
b. Optical drive (Optical drive on page 37)
c. Hard drive (see Hard drive on page 39)
d. Keyboard (see Keyboard on page 48)
e. Top cover (see Top cover on page 53)
f. System board (see System board on page 71)
Remove the RTC battery:
1. Position the system board upside-down.
2. Use a tool to pry the battery out of the socket (1).
74 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
3. Remove the battery from the system board (2).
Reverse this procedure to install the RTC battery.
Component replacement procedures 75

Speaker assembly

Description Spare part number
Speaker assembly 828420-001
Before removing the speaker assembly, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet, and
then unplugging the AC adapter from the computer.
4. Remove the battery (see Battery on page 34).
5. Remove the following components:
a. Service doors (see Service doors on page 35).
b. Optical drive (Optical drive on page 37)
c. Hard drive (Hard drive on page 39)
d. Keyboard (see Keyboard on page 48)
e. Top cover (see Top cover on page 53)
f. System board (see System board on page 71)
Remove the speaker assembly:
1. Position the computer upright.
2. Disconnect the speaker cable from the system board (1).
3. Remove the Phillips PM2.0×5.0 screw (2) that secures the left speaker to the computer.
76 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
4. Remove the speakers from the top cover (3).
NOTE: When reinstalling the speakers, make sure the rubber gaskets in each screw hole (4) are
correctly in place.
Reverse this procedure to install the speaker assembly.
Component replacement procedures 77

Heat sink assembly

All heat sink assembly spare part kits include replacement thermal material.
Description Spare part number
Heat sink for use in models with discrete graphics 828396-001
Heat sink for use in models with UMA graphics 830949-001
Before removing the heat sink assembly, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet, and
then unplugging the AC adapter from the computer.
4. Remove the battery (see Battery on page 34).
5. Remove the following components:
a. Service doors (see Service doors on page 35).
b. Optical drive (Optical drive on page 37)
c. Hard drive (see Hard drive on page 39)
d. WLAN module (see WLAN/Bluetooth combo card on page 43)
e. WWAN module (see WWAN module on page 45)
f. Keyboard (see Keyboard on page 48)
g. Top cover (see Top cover on page 53)
h. System board (see System board on page 71)
Remove the heat sink assembly:
1. Position the system board upside-down.
2. Models are available with either UMA or discrete graphics. The heat sink on discrete models includes 2
additional screws. Refer to the following steps that match your model:
Discrete models:
a. To remove the discrete heat sink assembly, in the order indicated on the heat sink, loosen the 6
captive Phillips screws (1)(6) that secure the heat sink to the system board.
78 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
b. Lift the heat sink from the system board (7).
NOTE: For discrete models, thoroughly clean thermal material from the surfaces of the system
board components (1)(3) and the heat sink (2)(4) each time you remove the heat sink. All heat sink and processor spare part kits include thermal material.
UMA models:
a. To remove the UMA heat sink assembly, in the order indicated on the heat sink, loosen the 4
captive Phillips screws (1)(4) that secure the heat sink to the system board.
Component replacement procedures 79
b. Lift the heat sink from the system board (5).
NOTE: For UMA models, thoroughly clean thermal material from the surfaces of the system
board component (1) and the heat sink (2) each time you remove the heat sink. All heat sink and processor spare part kits include thermal material.
Reverse this procedure to install the heat sink assembly.
80 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts

Display assembly

Touch displays are only spared as entire hinge-ups; touch displays are not spared at the subcomponent level.
Non-touch displays are ONLY spared at the subcomponent level. For more information about display components, see Display components on page 23.
Description Spare part number
Display assembly, touch screen (full hinge-up; includes 1 antenna) 828421-001
Display assembly, touch screen (full hinge-up; includes 2 antennas) 830957-001
Before removing the display assembly, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet, and
then unplugging the AC adapter from the computer.
4. Remove the battery (see Battery on page 34).
5. Remove the following components:
a. Service doors (see Service doors on page 35).
b. Optical drive (Optical drive on page 37)
c. Hard drive (see Hard drive on page 39)
d. WLAN module (see WLAN/Bluetooth combo card on page 43)
e. WWAN module (see WWAN module on page 45)
f. Keyboard (see Keyboard on page 48)
g. Top cover (see Top cover on page 53)
Remove the display assembly:
1. Position the computer upright and open.
2. Disconnect the display cable from the system board (1).
3. Pull the antennas through the hole in the computer (2), and then remove them from the routing path
near the right display hinge (3).
4. Remove the 5 Phillips PM2.5×5.0 screws (3) from the display hinges.
Component replacement procedures 81
5. Lift the display assembly straight up and remove it (4).
CAUTION: When installing the display assembly, be sure that the wireless antenna cables are routed
and arranged properly.
Failure to properly route the antennas can result in degradation of the computer's wireless performance.
6. To remove the display bezel, remove the 2 screw covers (1) and the 2 Phillips PM2.0×4.0 screws (2) from
the bottom corners of the display bezel.
7. Flex the top (1) of the bezel, the inside edges of the left and right sides (2), and then the bottom (3) of
the bezel until it disengages from the display enclosure.
82 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
8. Remove the display bezel (4).
The display bezel is available using spare part number 828406-001 in models without a webcam and 828407-001 in models with a webcam. Display bezel mylar screw covers are available in the Rubber Kit, spare part number 828415-001.
9. If it is necessary to replace the webcam or microphone module, disconnect the cable from the module
(1), and then gently pull the module away from the double-sided tape on the display enclosure (2).
The webcam module is available using spare part number 826395-001. The microphone module is available using spare part number 826385-001.
Component replacement procedures 83
10. If it is necessary to remove the display panel from the enclosure, remove the 4 Phillips PM2.0×3.0
screws that secure the panel to the display enclosure.
The raw display panel is available using spare part number 828423-001 for FHD panels and 828422-001 for HD+ panels.
11. Rotate the display panel all the way over (1), and then lift the tape from atop the connector (2) and
disconnect the cable from the rear of the panel (3).
12. Remove the display panel from the enclosure.
13. If it is necessary to replace the display hinges, remove the 2 Phillips PM2.0×3.0 screws at the top (1) and
the 4 broadhead Phillips PM2.5×3.0 screws at the bottom (2) that secure the display hinges to the display enclosure.
84 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
14. Remove the display hinges from the display enclosure (3).
Display hinges are available in the Display Hinge Kit using spare part number 828404-001.
15. If it is necessary to replace the display cable, remove the cable from the clips built into the left side of
the display enclosure (1).
16. Remove the cable from the display enclosure (2).
The display/webcam cable is available in the Cable Kit using spare part number 828418-001.
Reverse this procedure to reassemble and install the display assembly.
Component replacement procedures 85

Power connector and cable

Description Spare part number
Power connector and cable 827039-001
Before removing the power cable, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet, and
then unplugging the AC adapter from the computer.
4. Remove the battery (see Battery on page 34).
5. Remove the following components:
a. Service doors (see Service doors on page 35).
b. Optical drive (Optical drive on page 37)
c. Hard drive (Hard drive on page 39)
d. Keyboard (see Keyboard on page 48)
e. Top cover (see Top cover on page 53)
f. Display assembly (see Display assembly on page 81)
Remove the power cable:
1. Disconnect the cable from the system board (1).
2. Remove the cable from the clips around the fan (2), and then remove the power cable from the
computer (3).
Reverse this procedure to install the power cable.
86 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
7 Computer Setup (BIOS) and MultiBoot in
Windows 7

Using Computer Setup

Computer Setup, or Basic Input/Output System (BIOS), controls communication between all the input and output devices on the system (such as disk drives, display, keyboard, mouse, and printer). Computer Setup includes settings for the types of devices installed, the startup sequence of the computer, and the amount of system and extended memory.
NOTE: Use extreme care when making changes in Computer Setup. Errors can prevent the computer from
operating properly.

Starting Computer Setup

NOTE: An external keyboard or mouse connected to a USB port can be used with Computer Setup only if USB
legacy support is enabled.
To start Computer Setup, follow these steps:
1. Turn on or restart the computer, and then press esc while the “Press the ESC key for Startup Menu”
message is displayed at the bottom of the screen.
2. Press f10 to enter Computer Setup.

Navigating and selecting in Computer Setup

To navigate and select in Computer Setup, follow these steps:
1. Turn on or restart the computer, and then press esc while the “Press the ESC key for Startup Menu”
message is displayed at the bottom of the screen.
NOTE: You can use either a pointing device (TouchPad, pointing stick, or USB mouse) or the keyboard
to navigate and make selections in Computer Setup.
2. Press f10 to enter Computer Setup.
To select a menu or a menu item, use the tab key and the keyboard arrow keys and then press
enter, or use a pointing device to click the item.
To scroll up and down, click the up arrow or the down arrow in the upper-right corner of the screen, or use the up arrow key or the down arrow key on the keyboard.
To close open dialog boxes and return to the main Computer Setup screen, press esc, and then follow the on-screen instructions.
To exit Computer Setup menus, choose one of the following methods:
To exit Computer Setup menus without saving your changes:
Click the Exit icon in the lower-right corner of the screen, and then follow the on-screen instructions.
– or –
Using Computer Setup 87
Use the arrow keys to select Main > Ignore Changes and Exit, and then press enter.
To save your changes and exit Computer Setup menus:
Click the Save icon in the lower-right corner of the screen, and then follow the on-screen instructions.
– or –
Use the arrow keys to select Main > Save Changes and Exit, and then press enter.
Your changes go into eect when the computer restarts.

Restoring factory settings in Computer Setup

NOTE: Restoring defaults will not change the hard drive mode.
To return all settings in Computer Setup to the values that were set at the factory, follow these steps:
1. Turn on or restart the computer, and then press esc while the “Press the ESC key for Startup Menu”
message is displayed at the bottom of the screen.
2. Press f10 to enter Computer Setup.
3. Use a pointing device or the arrow keys to select Main > Restore Defaults.
4. Follow the on-screen instructions.
5. To save your changes and exit, click the Save icon in the lower-right corner of the screen, and then
follow the on-screen instructions.
– or –
Use the arrow keys to select Main > Save Changes and Exit, and then press enter.
Your changes go into eect when the computer restarts.
NOTE: Your password settings and security settings are not changed when you restore the factory settings.

Updating the BIOS

Updated versions of the BIOS may be available on the HP website.
Most BIOS updates on the HP website are packaged in compressed les called SoftPaqs.
Some download packages contain a le named Readme.txt, which contains information regarding installing and troubleshooting the le.
Determining the BIOS version
To determine whether available BIOS updates contain later BIOS versions than those currently installed on the computer, you need to know the version of the system BIOS currently installed.
BIOS version information (also known as ROM date and System BIOS) can be revealed by pressing fn+esc (if you are already in Windows) or by using Computer Setup.
1. Start Computer Setup.
2. Use a pointing device or the arrow keys to select Main > System Information.
3. To exit Computer Setup without saving your changes, click the Exit icon in the lower-right corner of the
screen, and then follow the on-screen instructions.
– or –
88 Chapter 7 Computer Setup (BIOS) and MultiBoot in Windows 7
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