HP ProBook 450 G4, ProBook 455 G4 Maintenance and Service Guide
HP ProBook 450 G4 Notebook PC
HP ProBook 455 G4 Notebook PC
Maintenance and Service Guide
© Copyright 2016 HP Development Company,
L.P.
AMD is a trademark of Advanced Micro Devices,
Inc. Bluetooth is a trademark owned by its
proprietor and used by HP Inc. under license.
Intel is a trademark of Intel Corporation in the
U.S. and other countries. Windows is a
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 2016
Document Part Number: 903116-001
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.
Your product does not support Windows 8 or
Windows 7
In accordance with Microsoft’s support policy,
HP does not support the Windows 8 or
Windows 7 operating system on this product or
provide any Windows 8 or Windows 7 drivers
on http://support.hp.com.
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.
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 airow. 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 dened 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 Components .................................................................................................................................................. 6
Right ....................................................................................................................................................................... 6
Left ......................................................................................................................................................................... 7
Display .................................................................................................................................................................... 8
Top .......................................................................................................................................................................... 9
TouchPad ............................................................................................................................................. 9
Lights ................................................................................................................................................. 10
Buttons, speakers, and ngerprint reader ........................................................................................ 11
Special function keys ........................................................................................................................ 12
Using the hot keys ............................................................................................................................. 13
Bottom ................................................................................................................................................................. 14
Labels ................................................................................................................................................................... 15
3 Illustrated parts catalog .............................................................................................................................. 16
Computer major components .............................................................................................................................. 16
Cable Kit ............................................................................................................................................................... 20
Display components ............................................................................................................................................ 21
Plastics Kit ........................................................................................................................................................... 23
Mass storage devices ........................................................................................................................................... 24
Miscellaneous parts ............................................................................................................................................. 25
4 Removal and replacement procedures preliminary requirements .................................................................... 27
Tools required ...................................................................................................................................................... 27
Service considerations ......................................................................................................................................... 27
Plastic parts ....................................................................................................................................... 27
Cables and connectors ...................................................................................................................... 28
Drive handling ................................................................................................................................... 28
Grounding guidelines ........................................................................................................................ 29
Electrostatic discharge damage ..................................................................................... 29
Packaging and transporting guidelines ....................................................... 30
Workstation guidelines ................................................................................ 30
Equipment guidelines ................................................................................... 31
vii
5 Removal and replacement procedures for Customer Self-Repair parts ............................................................. 32
Component replacement procedures .................................................................................................................. 32
Battery Safe mode ............................................................................................................................ 32
Service door ....................................................................................................................................... 33
Optical drive ....................................................................................................................................... 34
Hard drive .......................................................................................................................................... 36
Memory modules ............................................................................................................................... 38
WLAN/Bluetooth combo card ............................................................................................................ 40
WWAN module ................................................................................................................................... 42
M.2 solid-state drive ......................................................................................................................... 44
Keyboard ........................................................................................................................................... 45
6 Removal and replacement procedures for Authorized Service Provider parts ................................................... 48
Component replacement procedures .................................................................................................................. 48
Display subcomponents (bezel, webcam, panel) ............................................................................. 48
Top cover ........................................................................................................................................... 52
Fingerprint reader assembly ............................................................................................................. 56
Power button board .......................................................................................................................... 58
Function board .................................................................................................................................. 60
Speaker assembly ............................................................................................................................. 62
TouchPad assembly ........................................................................................................................... 64
Battery ............................................................................................................................................... 66
USB/audio board ................................................................................................................................ 68
Fan ..................................................................................................................................................... 70
Optical drive connector cable ............................................................................................................ 72
System board .................................................................................................................................... 74
RTC battery ........................................................................................................................................ 77
Heat sink assembly ........................................................................................................................... 79
Display assembly ............................................................................................................................... 82
Power connector and cable ............................................................................................................... 89
7 Computer Setup (BIOS), TPM, and HP Sure Start ............................................................................................. 91
Using Computer Setup ......................................................................................................................................... 91
Starting Computer Setup .................................................................................................................. 91
Navigating and selecting in Computer Setup ................................................................................... 91
Restoring factory settings in Computer Setup ................................................................................. 91
Updating the BIOS ............................................................................................................................. 92
Determining the BIOS version ......................................................................................... 92
Downloading a BIOS update ........................................................................................... 93
Changing the boot order using the f9 prompt .................................................................................. 93
viii
TPM BIOS settings (select products only) ........................................................................................................... 94
Using HP Sure Start (select products only) ......................................................................................................... 94
8 Using HP PC Hardware Diagnostics (UEFI) ....................................................................................................... 95
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device .................................................................... 95
Blink and beep codes ........................................................................................................................................... 96
9 Backup and recovery .................................................................................................................................... 97
Creating recovery media and backups ................................................................................................................ 97
Creating HP Recovery media (select products only) ......................................................................... 97
Using Windows tools ........................................................................................................................................... 98
Restore and recovery ........................................................................................................................................... 99
Recovering using HP Recovery Manager ........................................................................................... 99
What you need to know before you get started ............................................................. 99
Using the HP Recovery partition (select products only) .............................................. 100
Using HP Recovery media to recover ............................................................................ 100
Changing the computer boot order .............................................................................. 101
Removing the HP Recovery partition (select products only) ....................................... 102
10 Specications .......................................................................................................................................... 103
Computer specications .................................................................................................................................... 103
39.6-cm (15.6-in) display specications .......................................................................................................... 104
Hard drive specications ................................................................................................................................... 105
Solid-state drive specications ......................................................................................................................... 106
DVD±RW SuperMulti DL Drive specications .................................................................................................... 107
Blu-ray ROM DVD±RW SuperMulti DL Drive ....................................................................................................... 108
DVD-ROM drive .................................................................................................................................................. 109
11 Statement of memory volatility ................................................................................................................ 110
Nonvolatile memory usage ............................................................................................................................... 113
Questions and answers ..................................................................................................................................... 115
Using HP Sure Start (select models only) .......................................................................................................... 116
12 Power cord set requirements .................................................................................................................... 117
Requirements for all countries and regions ...................................................................................................... 117
Requirements for specic countries and regions ............................................................................................. 117
13 Recycling ................................................................................................................................................ 119
Index ........................................................................................................................................................... 120
ix
x
1 Product description
Category Description 450
UMA
Product Name HP ProBook 450 G4 Notebook PC √ √
HP ProBook 455 G4 Notebook PC √
Processors
AMD processors
Graphics Integrated UMA graphics GT1 and GT2
7th generation, Intel® Core™ i7 processor, Dual Core (4-MB L3 cache, 15 W)
7500U, 2.7 GHz/3.5 GHz Single Core Turbo; Intel HD Graphics 620
7th generation, Intel Core i5 processors, Dual Core (3-MB L3 cache, 15 W)
7200U, 2.5-GHz/3.1-GHz Single Core Turbo processor; Intel HD Graphics 620
7th generation, Intel Core i3 processors, Dual Core (3-MB L3 cache, 15 W)
7100U, 2.4-GHz processor; Intel HD Graphics 620
6th generation, Intel Core i3 processor, Dual Core (3-MB L3 cache, 15 W)
6006U, 2.0-GHz processor; Intel HD Graphics 520
A10-9600P, 3.3-GHz processor, 2 MB L2 cache, quad core, 15W; Radeon R5
Graphics
A9-9410, 3.5-GHz processor, 1 MB L2 cache, dual core, 15W; Radeon R5 Graphics
A6-9210, 2.8-GHz processor, 1 MB L2 cache, dual core, 15W; Radeon R4 Graphics
Integrated with shared video memory, dynamically allocated
x
√ √
√
450
Discrete
√
455
UMA
Integrated UMA graphics
Integrated with shared video memory, dynamically allocated
Switchable discrete graphics
Nvidia GeForce 930MX with 2 GB dedicated video memory
Supports HD decode, DX12, HDMI
Supports CUDA, Optimus, PhysX, GPU Boost 2.0
Panel 39.6-cm (15.6-inch), LED backlight, 16:9 aspect ratio, Anti-glare, HD, 1366x768,
SVA, 220 nits, HD eDP - slim (3.2 mm)
1 or 2 WLAN antennas
Webcam, 1 or 2 WLAN antennas, WWAN
39.6-cm (15.6-inch), LED backlight, 16:9 aspect ratio, Anti-glare, HD, 1366x768,
SVA, 220 nits, HD eDP - slim (3.2 mm)
Webcam, 1 or 2 WLAN antennas √ √
1 or 2 WLAN antennas
Webcam, 1 or 2 WLAN antennas
√
√
√
√
1
Category Description 450
UMA
450
Discrete
455
UMA
1 or 2 WLAN antennas
Webcam, 1 or 2 WLAN antennas, WWAN
39.6-cm (15.6-inch), LED backlight, 16:9 aspect ratio, HD, 1366x768, 220 nits,
HD eDP - slim (3.2 mm)
Touch panel, 1 or 2 WLAN antennas √ √
Touch panel, 1 or 2 WLAN antennas, 2 WWAN antennas √
39.6-cm (15.6-inch), LED backlight, 16:9 aspect ratio, Anti-glare, FHD,
1920x1080, SVA, 220 nits, HD eDP - slim (3.2 mm)
Webcam, 1 or 2 WLAN antennas √ √
1 or 2 WLAN antennas
Webcam, 1 or 2 WLAN antennas
Memory Two customer-accessible memory module slots supporting up to 16 GB of RAM
Supports dual-channel memory
PC4-17000, 2133-MHz, DDR4 SODIMMs
NOTE: 450 models run at 2133 MHz; 455 models run at 1866 MHz
Supports the following congurations:
●
16384 MB (8192 × 2; dual channel)
●
12288 MB (8192 + 4096; dual channel)
●
8192 MB (8192 × 1)
●
8192 MB (4096 × 2; dual channel)
●
4096 MB (4096 × 1)
√
√
√ √ √
Primary
storage
Fixed optical
drives
Supports the following 9.5-mm SATA optical drives:
Supports hard drives with HP 3D DriveGuard
Customer-accessible
Supports the following 7 mm/9.5 mm, 2.5 inch hard drives:
●
2.0-TB, 5400-rpm
●
1-TB, 5400-rpm
●
500-GB, 7200-rpm
●
500-GB, hybrid (8-GB SSD)
●
500-GB, 5400-rpm
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
●
DVD-ROM
√ √ √
√ √
√
2 Chapter 1 Product description
Category Description 450
UMA
●
DVD+/-RW SuperMulti DL
Supports no optical drive option
450
Discrete
455
UMA
Primary M.2
storage
M.2 2280 SSD (NGFF), SATA-3
Audio/Visual Audio controls
Ethernet Realtek RTL8111HSH 10/100/1000
M.2 2280 SSD (NGFF), SATA-3
Supports the following drives:
●
256 GB
●
128 GB
Set as primary storage if selected.
Supports the following drives:
●
128 GB
Set as primary storage if selected.
Integrated camera (720p HD)
Stereo speakers (2)
Integrated dual-array microphone (webcam models only)
Integrated mono microphone (non-webcam UMA models only)
Headphone/microphone combo jack
S3/S4/S5 wake on LAN (AC mode and battery mode)
√ √
√
√ √ √
√ √ √
Wireless WLAN
Integrated WLAN options by way of wireless module
WLAN antennas built into display assembly
Supports “no WLAN/Bluetooth” option
Wireless Personal Area Network (PAN) Bluetooth
WWAN
●
Realtek RTL8723BE-VB 802.11b/g/n 1x1 Wi-Fi + Bluetooth 4.0 combination
WLAN adapter
●
Intel Dual Band Wireless-AC 3168 802.11ac, Dual Band, 1×1 Wi-Fi + Bluetooth
4.0
●
Intel Dual Band Wireless-AC 7265NV (non v-Pro) 802.11 ac 2×2 WiFi +
Bluetooth 4.2 Combo Adapter
●
Realtek RTL8723BE-VB 802.11b/g/n 1x1 Wi-Fi + Bluetooth 4.0 combination
WLAN adapter
●
Intel Dual Band Wireless-AC 3168 802.11ac, Dual Band, 1×1 Wi-Fi + Bluetooth
4.0
Bluetooth 4.0 supported using combo card
SIM module: Micro SIM/3FF (user accessible under service door)
WWAN options using connector
√ √ √
√ √
√
√ √ √
√
3
Category Description 450
UMA
Huawei HP It4132, LTE/HSPA+ w/GPS M.2
WWAN antennas (2), worldwide, 5 band, congured at top of panel
Supports “No WWAN” option
450
Discrete
455
UMA
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 (1)
USB 2.0 (2)
VGA (Dsub 15-pin) supporting 2048 × 1536 external resolution at 60-GHz (hot
plug/unplug with auto-detect)
HDMI 1.4
Multi-pin AC port
Keyboard/
pointing
devices
Keyboards
HP Premium Keyboard
Full-sized, chiclet, spill-resistant keyboard with numeric keypad (backlit or not
backlit)
Touchpad requirements
Windows 10 gestures: taps enabled by default: on/o control by driver, 2-nger
scrolling and zoom enabled by default, OSD (enable/disable), 3-nger tap Cortana, 3- nger ick - App switch, 4-nger tap - Action Center
Power
requirements
Power cords
3-wire plug - 1.8 m
3-wire plug - 1.0 m
2-wire plug - 1.0 m
Battery
3-cell, 48-Wh, 4.21-Whr Li-ion battery
√ √ √
√ √ √
√ √ √
√ √ √
AC adapters
65-W Smart AC adapter √ √
45-W Smart AC adapter √ √ √
Security Integrated ngerprint reader
Supports “No ngerprint reader” option
Security lock
TPM 2.0 SLB9670 (Inneon; soldered down)
Operating
system
Operating system version
Windows 10: Threshold 2
Preinstalled
4 Chapter 1 Product description
√ √ √
x
√ √ √
Category Description 450
UMA
Windows 10 Home 64
Windows 10 Home 64 Single Language
Windows 10 Home 64 StF MSNA for Higher Education - Strategic
Windows 10 Home 64 High-end
Windows 10 Home 64 High-end Single Language
Windows 10 Professional 64
Windows 10 Professional 64 - StF MSNA - Standard
Windows 10 Professional 64 - StF MSNA - High End
Windows 10 Professional 64 - StF MSNA - Strategic
FreeDOS 2.0
450
Discrete
455
UMA
Restore Media (DRDVD/SRDVD)
√ √ √
DRDVD Windows 10
Restore Media (OSDVD)
√ √ √
Windows 10 Professional 64
Web-only support
√ √ √
Windows 10 Enterprise
Certied
√ √ √
Microsoft WHQL
Serviceability End-user replaceable parts
√ √ √
AC adapter
Hard drive
Optical drive
M.2 solid-state drive
Memory module
WLAN module
Keyboard
x
Your product does not support Windows 8 or Windows 7. In accordance with Microsoft’s support policy, HP does not support the
Windows 8 or Windows 7 operating system on this product or provide any Windows 8 or Windows 7 drivers on
http://www.support.hp.com.
5
2 Components
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)
(3) Audio-out (headphone)/Audio-in
(microphone) combo jack
(4) USB 2.0 ports (2) Connect an optional USB device, such as a keyboard, mouse, external
Releases the optical drive disc tray.
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 standalone
microphones.
WARNING! To reduce the risk of personal injury, adjust the volume
before putting on headphones, earbuds, or a headset. For additional
safety information, refer to the Regulatory, Safety, and Environmental
Notices.
To access this guide:
1. Type support in the taskbar search box, and then select the HP
Support Assistant app.
‒ or –
Click the question mark icon in the taskbar.
2. Select My PC, select the Specications tab, and then select User
Guides.
NOTE: When a device is connected to the jack, the computer speakers
are disabled.
drive, printer, scanner or USB hub.
(5) RJ-45 (network) jack/status lights Connects a network cable.
(6) Security cable slot Attaches an optional security cable to the computer.
6 Chapter 2 Components
●
Green (left): The network is connected.
●
Amber (right): Activity is occurring on the network.
NOTE: The security cable is designed to act as a deterrent, but it may
not prevent the computer from being mishandled or stolen.
Left
Component Description
(1) Power connector Connects an AC adapter.
(2) 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.
(3) Vent Enables airow 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.
(4) External monitor port Connects an external VGA monitor or projector.
(5) HDMI port Connects an optional video or audio device, such as a high-
denition television, any compatible digital or audio component,
or a high-speed High Denition Multimedia Interface (HDMI)
device.
(6) USB 3.0 port Connects an optional USB device, such as a keyboard, mouse,
external drive, printer, scanner or USB hub.
(7) USB Type-C charging port Connects any USB device with a Type-C connector and can charge
products such as cell phones, laptops, tablets, and MP3 players.
(8) Memory card reader Reads optional memory cards that store, manage, share, or
access information.
(9) Drive light
●
Blinking white: The hard drive is being accessed.
●
Amber: HP 3D DriveGuard has temporarily parked the hard
drive.
Left 7
Display
NOTE: Refer to the illustration that most closely matches your computer.
Component Description
(1) WLAN antennas* (select products only) Send and receive wireless signals to communicate with wireless local
area networks (WLANs).
(2) WWAN antennas* (select products only) Send and receive wireless signals to communicate with wireless wide
area networks (WWANs).
(3) Internal microphones (1 or 2 depending on model) Record sound.
(4) Webcam light (select products only) On: The webcam is in use.
(5) Webcam (select products only) Records video and captures photographs. Some models allow you to
*The antennas are not visible from the outside of the computer. For optimal transmission, keep the areas immediately around the
antennas free from obstructions.
For wireless regulatory notices, see the section of the Regulatory, Safety, and Environmental Notices that applies to your country or
region.
To access this guide:
1. Type support in the taskbar search box, and then select the HP Support Assistant app.
‒ or –
Click the question mark icon in the taskbar.
2. Select My PC, select the Specications tab, and then select User Guides.
video conference and chat online using streaming video.
To use the webcam:
▲ Type camera in the taskbar search box, and then select
Camera.
8 Chapter 2 Components
Top
TouchPad
Component Description
(1) TouchPad zone Reads your nger gestures to move the pointer or activate
items on the screen.
(2) Left TouchPad button Functions like the left button on an external mouse.
(3) Right TouchPad button Functions like the right button on an external mouse.
Top 9
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
●
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.
10 Chapter 2 Components
Buttons, speakers, and ngerprint reader
Component Description
(1) Power button
(2) Speakers (2) Produce sound.
(3) Wireless button Turns the wireless feature on or o but does not establish a wireless
●
When the computer is o, press the button to turn on the computer.
●
When the computer is on, press the button briey to initiate Sleep.
●
When the computer is in the Sleep state, press the button briey to
exit Sleep.
●
When the computer is in Hibernation, press the button briey 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
ineective, press and hold the power button for at least 5 seconds to turn
o the computer.
To learn more about your power settings, see your power options.
▲ Type power in the taskbar search box, and then select Power and
sleep settings.
‒ or –
Right-click the Start button, and then select Power Options.
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.
Top 11
Special function keys
Component Description
(1) esc key Displays system information when pressed in combination with
(2) fn key Executes frequently used system functions when pressed in
(3) Windows key Opens the Start menu.
the fn key.
combination with a function key, the num lock key, or the the
esc key.
See Using the hot keys on page 13.
NOTE: Pressing the Windows key again will close the Start
menu.
(4) num lock key Alternates between the navigational and numeric functions on
the integrated numeric keypad.
(5) 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.
12 Chapter 2 Components
Using the hot keys
To use a hot key:
▲
Press the fn key, and then press the correct function key represented by the icons below.
Press fn+function key Description
Initiates Sleep, which saves your information in system memory. The display and other system components
turn o and power is conserved.
To exit Sleep, briey press the power button.
CAUTION: To reduce the risk of information loss, save your work before initiating Sleep.
Turns the keyboard backlight o or on.
NOTE: To conserve battery power, turn o this feature.
Switches the screen image between display devices connected to the system. For example, if a monitor is
connected to the computer, repeatedly pressing this key alternates the screen image from the computer
display to the monitor display to a simultaneous display on both the computer and the monitor.
Decreases the screen brightness incrementally as long as you hold down the key.
Increases the screen brightness incrementally as long as you hold down the key.
Decreases speaker volume incrementally while you hold down the key.
Increases speaker volume incrementally while you hold down the key.
Mutes the microphone.
Top 13
Bottom
Component Description
(1) Service door Provides access to the hard drive bay, the WLAN module
slot, the WWAN module slot, the SIM card slot, and the
memory module slots.
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.
▲ 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) SIM card slot or locking hinged connector
(3) Vents (2) Enable airow to cool internal components.
14 Chapter 2 Components
(select products only)
Supports a wireless subscriber identity module (SIM) card.
The SIM card slot or locking hinged connector is located
under the service door.
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.
Labels
The labels axed 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) HP product name
(2) Product ID number
(3) Serial number
(4) Warranty period
●
Regulatory label(s)—Provide(s) regulatory information about the computer.
●
Wireless certication 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 15
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 15 for details.
16 Chapter 3 Illustrated parts catalog
Item Description Spare part number
(1a) Display panel assembly, touch
Touch display are only spared as entire hinge-ups. Individual components are not spared.
Models without WWAN 907724-001
Models with WWAN 907725-001
(1b) Display panel assembly, non-touch
Non-touch displays are ONLY spared at the subcomponent level. For more information about
display components, see Display components on page 21.
(2) Keyboard (includes cable)
NOTE: For a detailed list of keyboard country codes, see Keyboard on page 45.
No backlight 827028-xxx
Backlit 827029-xxx
(3) Power button board 905754-001
(4) Top cover (includes touchpad assembly) 905765-001
(5) Function board 905753-001
(6) Fingerprint reader assembly (includes cable) 905772-001
(7) Speaker assembly 905773-001
(8) Battery, Li-ion (4-cell, 48 WHr, 4.21 Ah) 851610-855
(9) Fan 905774-001
(10) USB/audio board 905755-001
(11) Optical drive cable and connector
NOTE: The optical drive cable and connector is included in the Cable Kit.
(12) Power connector cable 828949-007
Conductive fabric (for use with the power connector cable) 914604-001
(13) System board (includes replacement thermal material)
All system boards use the following part numbers:
xxxxxx-001: Non-Windows operating system
xxxxxx-601: Windows 10 operating system
For use in HP ProBook 450 G4 models:
●
Intel Core i7-7500U processor; 2-GB discrete graphics memory 907715-xxx
●
Intel Core i5-7200U processor; 2-GB discrete graphics memory 907714-xxx
●
Intel Core i3-7100U processor; 2-GB discrete graphics memory 907713-xxx
●
Intel Core i7-7500U processor; UMA graphics memory 907712-xxx
●
Intel Core i5-7200U processor; UMA graphics memory 907713-xxx
●
Intel Core i5-7200U processor; UMA graphics memory, WWAN models 907711-xxx
905769-001
●
Intel Core i3-7100U processor; UMA graphics memory 907702-xxx
Computer major components 17
Item Description Spare part number
For use in HP ProBook 455 G4 models:
(14) Heat sink assembly (discrete model shown; includes replacement thermal material)
Discrete graphics models 907364-001
UMA graphics models 907359-001
(15) RTC battery not spared
(16) Base enclosure 905764-001
(17) WLAN module
For use in all models:
For use in HP ProBook 450 models:
●
Intel Core i3-6006U processor; UMA graphics memory 913957-xxx
●
AMD A10-9600P 907356-xxx
●
AMD A9-9410 907358-xxx
●
AMD A6-9210 907357-xxx
●
Realtek RTL8723BE-VB 802.11b/g/n 1x1 Wi-Fi + Bluetooth 4.0 combination WLAN adapter 843338-001
●
Intel Dual Band Wireless-AC 7265NV (non v-Pro) 802.11 ac 2×2 WiFi + Bluetooth 4.2 Combo
Adapter
●
Intel Dual Band Wireless-AC 3168 802.11ac, Dual Band, 1×1 Wi-Fi + Bluetooth 4.0 852511-001
860883-001
(18) Memory modules (PC4-17000)
8-GB 862398-850
4-GB 862397-850
(19) WWAN module
Huawei HP It4132, LTE/HSPA+ w/GPS M.2 845710-001
(20) Solid-state drive, M.2 (includes bracket)
For use in HP ProBook 450 G4 models:
For use in HP ProBook 455 G4 models:
(21) Hard drive
For use in all models:
●
256-GB 907722-001
●
128-GB 907723-001
●
128-GB 907360-xxx
●
2 TB, 5400 rpm, 9.5 mm 801808-001
●
1 TB, 5400 rpm, 7 mm 778192-001
●
500 GB, 7200 rpm, 7 mm 778189-001
For use in HP ProBook 450 G4 models:
●
500 GB, 5400 rpm, 7 mm 778187-001
18 Chapter 3 Illustrated parts catalog
Item Description Spare part number
For use in HP ProBook 455 G4 models:
(22) Hard drive cover
(23) Service door
(24) Optical drive
For use in HP ProBook 450 G4 models:
For use in HP ProBook 455 G4 models:
●
500 GB, 5400 rpm, 7 mm, hybrid (8-GB SSD) 732000-001
●
500 GB, 7200 rpm, 7 mm 703267-001
●
500 GB, 5400 rpm, 7 mm 778186-001
NOTE: The hard drive cover is included in the Hard Drive Hardware Kit.
NOTE: The service door is included in the Hard Drive Hardware Kit
●
Blu-ray Disc R/RW with SuperMulti Drive 907719-001
●
DVD+/-RW Double-Layer SuperMulti Drive 907721-001
●
DVD-ROM Drive 907720-001
●
DVD+/-RW Double-Layer SuperMulti Drive 907606-001
●
DVD-ROM Drive 907605-001
905771-001
905771-001
Computer major components 19
Cable Kit
Item Description Spare part number
Cable Kit 906000-001
(1) USB board cable
(2) TouchPad cable
(3) Power button board cable
(4) Optical drive cable
(5) Function board cable
20 Chapter 3 Illustrated parts catalog
Loading...