Hp 445 G7 User Manual
Maintenance and Service Guide
HP ProBook 445 G7 Notebook PC
IMPORTANT! This document is intended for HP authorized service
providers only.
© Copyright 2020 HP Development Company,
L.P.
AMD, Radeon, and Ryzen are trademarks of
Advanced Micro Devices, Inc. Bluetooth is a
trademark owned by its proprietor and used by
HP Inc. under license. Intel and Thunderbolt are
trademarks of Intel Corporation in the U.S. and
other countries. SDHC, SDXC, and microSD are
trademarks or registered trademarks of SD-3C
in the United States, other countries or both.
Microsoft and Windows are either registered
trademarks or trademarks of Microsoft
Corporation in the United States and/or other
countries. DisplayPort™ and the DisplayPort™
logo are trademarks owned by the Video
Electronics Standards Association (VESA®) in
the United States and other countries.
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: April 2020
Product notice
This guide describes features that are common
to most models. Some features may not be
available on your computer.
Not all features are available in all editions or
versions of Windows. Systems may require
upgraded and/or separately purchased
hardware, drivers, software or BIOS update to
take full advantage of Windows functionality.
Windows 10 is automatically updated, which is
always enabled. ISP fees may apply and
additional requirements may apply over time
for updates. Go to http://www.microsoft.com
for details.
To access the latest user guides, go to
http://www.hp.com/support, and follow the
instructions to nd your product. Then select
User Guides.
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.
Document Part Number: L92357-001
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 applicable safety standards.
iii
iv Safety warning notice
Table of contents
1 Product description ....................................................................................................................................... 1
2 Components .................................................................................................................................................. 6
Right ....................................................................................................................................................................... 6
Left ......................................................................................................................................................................... 8
Display .................................................................................................................................................................... 9
Keyboard area ...................................................................................................................................................... 10
Touchpad ........................................................................................................................................... 10
Lights ................................................................................................................................................. 11
Button, speakers, and ngerprint sensor ......................................................................................... 12
Special keys ....................................................................................................................................... 13
Bottom ................................................................................................................................................................. 14
Labels ................................................................................................................................................................... 15
3 Illustrated parts catalog .............................................................................................................................. 16
Computer major components .............................................................................................................................. 16
Display components ............................................................................................................................................ 19
Cable Kit ............................................................................................................................................................... 20
Bracket Kit ............................................................................................................................................................ 21
Mass storage devices ........................................................................................................................................... 22
Miscellaneous parts ............................................................................................................................................. 23
4 Removal and replacement procedures preliminary requirements .................................................................... 26
Tools required ...................................................................................................................................................... 26
Service considerations ......................................................................................................................................... 26
Plastic parts ....................................................................................................................................... 26
Cables and connectors ...................................................................................................................... 26
Drive handling ................................................................................................................................... 27
Workstation guidelines ..................................................................................................................... 27
Electrostatic discharge information .................................................................................................................... 27
Generating static electricity .............................................................................................................. 28
Preventing electrostatic damage to equipment ............................................................................... 28
Personal grounding methods and equipment .................................................................................. 29
Grounding the work area ................................................................................................................... 29
Recommended materials and equipment ........................................................................................ 29
Packaging and transporting guidelines .............................................................................................................. 30
v
5 Removal and replacement procedures for authorized service provider parts .................................................... 31
Component replacement procedures .................................................................................................................. 31
Preparation for disassembly ............................................................................................................. 31
Battery Safe mode ............................................................................................................................ 31
Bottom cover ..................................................................................................................................... 32
Battery ............................................................................................................................................... 33
Memory modules ............................................................................................................................... 34
WLAN/Bluetooth combo card ............................................................................................................ 35
M.2 solid-state drive ......................................................................................................................... 37
Hard drive .......................................................................................................................................... 38
Speaker assembly ............................................................................................................................. 40
Fan ..................................................................................................................................................... 41
Heat sink ............................................................................................................................................ 42
USB board .......................................................................................................................................... 44
Touchpad assembly ........................................................................................................................... 45
Fingerprint sensor assembly ............................................................................................................ 46
Card reader board .............................................................................................................................. 48
RTC battery ........................................................................................................................................ 50
Power connector cable ...................................................................................................................... 52
System board .................................................................................................................................... 53
Display assembly ............................................................................................................................... 56
Keyboard/top cover ........................................................................................................................... 65
6 Computer Setup (BIOS), TPM, and HP Sure Start ............................................................................................. 66
Using Computer Setup ......................................................................................................................................... 66
Starting Computer Setup .................................................................................................................. 66
Navigating and selecting in Computer Setup ................................................................................... 66
Restoring factory settings in Computer Setup ................................................................................. 66
Updating the BIOS ............................................................................................................................. 67
Determining the BIOS version ......................................................................................... 67
Downloading a BIOS update ........................................................................................... 67
Changing the boot order using the f9 prompt .................................................................................. 68
TPM BIOS settings (select products only) ........................................................................................................... 68
Using HP Sure Start (select products only) ......................................................................................................... 69
7 Using HP PC Hardware Diagnostics ................................................................................................................ 70
Using HP PC Hardware Diagnostics Windows (select products only) ................................................................. 70
Downloading HP PC Hardware Diagnostics Windows ....................................................................... 70
Downloading the latest HP PC Hardware Diagnostics Windows version ....................... 71
Downloading HP Hardware Diagnostics Windows by product name or number
(select products only) ..................................................................................................... 71
vi
Installing HP PC Hardware Diagnostics Windows ............................................................................. 71
Using HP PC Hardware Diagnostics UEFI ............................................................................................................. 71
Starting HP PC Hardware Diagnostics UEFI ....................................................................................... 72
Downloading HP PC Hardware Diagnostics UEFI to a USB ash drive .............................................. 72
Downloading the latest HP PC Hardware Diagnostics UEFI version .............................. 72
Downloading HP PC Hardware Diagnostics UEFI by product name or number
(select products only) ..................................................................................................... 73
Using Remote HP PC Hardware Diagnostics UEFI settings (select products only) ............................................. 73
Downloading Remote HP PC Hardware Diagnostics UEFI ................................................................. 73
Downloading the latest Remote HP PC Hardware Diagnostics UEFI version ................. 73
Downloading Remote HP PC Hardware Diagnostics UEFI by product name or
number ............................................................................................................................ 73
Customizing Remote HP PC Hardware Diagnostics UEFI settings .................................................... 73
8 Backing up, restoring, and recovering ........................................................................................................... 75
Backing up information and creating recovery media ........................................................................................ 75
Using Windows tools ......................................................................................................................... 75
Using the HP Cloud Recovery Download Tool to create recovery media (select products only) ..... 75
Restoring and recovery ........................................................................................................................................ 76
Restoring, resetting, and refreshing using Windows tools .............................................................. 76
Recovering using HP Recovery media ............................................................................................... 76
Changing the computer boot order ................................................................................................... 76
Using HP Sure Recover (select products only) .................................................................................. 77
9 Specications .............................................................................................................................................. 78
Computer specications ...................................................................................................................................... 78
35.6 cm (14.0 in) display specications .............................................................................................................. 79
Hard drive specications ..................................................................................................................................... 79
Solid-state drive specications ........................................................................................................................... 80
10 Statement of memory volatility .................................................................................................................. 81
Nonvolatile memory usage ................................................................................................................................. 83
Questions and answers ....................................................................................................................................... 85
Using HP Sure Start (select models only) ............................................................................................................ 86
11 Power cord set requirements ...................................................................................................................... 87
Requirements for all countries ............................................................................................................................ 87
Requirements for specic countries and regions ................................................................................................ 88
12 Recycling .................................................................................................................................................. 90
vii
Index ............................................................................................................................................................. 91
viii
1 Product description
Table 1-1 Product components and their descriptions
Category Description
Product Name HP ProBook 445 G7 Notebook PC
Processors AMD® Ryzen™ Mobile Processor (15 W)
Ryzen 7 PRO 4750U, 1.7 GHz/4.2 GHz, eight cores, 8 MB L3 cache; 4 MB L2 cache; AMD Radeon™ Graphics
Ryzen 7 4700U, 2.0 GHz/4.2 GHz, eight cores, 8 MB L3 cache; 4 MB L2 cache; AMD Radeon Graphics
Ryzen 5 PRO 4650U, 2.1 GHz/4.0 GHz, eight cores, 8 MB L3 cache; 4 MB L2 cache; AMD Radeon Graphics
Ryzen 5 4500U, 2.375 GHz/4.0 GHz, six cores, 8 MB L3 cache; 3 MB L2 cache; AMD Radeon Graphics
Ryzen 3 4300U, 2.7 GHz/3.8 GHz, four cores, 4 MB L3 cache; 2 MB L2 cache; AMD Radeon Graphics
Graphics Supports HD decode, DX12, HDMI 1.4b up to 4 K @ 30 Hz
AMD Radeon Graphics
Supports 4 independent displays when on the HP USB-C Dock G4; Max resolution = 4 K @ 30 Hz
(DisplayPort 1) or 4 K @ 30 Hz (DisplayPort 2)
Supports 4 independent displays when on the HP Thunderbolt™ Dock 120 W G2; Max resolution = 4 K @ 30
Hz (DisplayPort 1) or 4 K @ 30 Hz (DisplayPort 2)
Supports 4 independent displays when on the HP USB-C Mini Dock ; Max resolution = 4 K @ 30 Hz (HDMI) or
1920 × 1080 @ 60 Hz (VGA)
Supports 4 independent displays when on the HP USB-C Universal Dock; Max resolution = 4 K @ 30 Hz
(DisplayPort 1) or 4 K @ 30 Hz (DisplayPort 2)
Panel 35.6 cm (14.0 in), LED backlight, antiglare, nontouch
High denition (HD) (1366 × 768), SVA, 45% CG, eDP, slim, 220 nits
HD, SVA, 45% CG, eDP, slim, 220 nits, with HD camera
HD, SVA, 45% CG, eDP, slim, 220 nits, with HD + IR camera
Full high denition (FHD) (1920 × 1080), UWVA, 45% CG, eDP, slim, 250 nits
FHD, UWVA, 45% CG, eDP, slim, 250 nits, with HD camera
FHD, UWVA, 45% CG, eDP, slim, 250 nits, with HD + IR camera
FHD, UWVA, 72% CG, eDP, slim, 400 nits, with HD camera
FHD, UWVA, 72% CG, eDP + PSR, at, 1000 nits, privacy, with HD camera
Memory Two customer-accessible memory module slots supporting up to 16 GB of RAM
Supports dual-channel memory
PC4-3200, DDR4 SODIMMs
Supports the following congurations:
● 32 GB (16 × 2)
1
Table 1-1 Product components and their descriptions (continued)
Category Description
● 16 GB (16 × 1) or (8 × 2)
● 12 GB (8 + 4)
● 8 GB (8 × 1) or (4 × 2)
● 4 GB (4 × 1)
Primary storage Supports the following SATA, 7 mm, 2.5 inch hard drive:
● 1 TB, 5400 rpm
● 500 GB, 7200 rpm
Primary M.2 storage Supports the following M.2 2280 solid-state drives:
● 512 GB, PCIe, NVMe, TLC
● 512 GB, PCIe, NVMe, value
● 256 GB, PCIe, NVMe, value
● 256 GB, SATA, TLC
● 128 GB, SATA, TLC
Fixed optical drive Supports external USB drive via power port
Audio/Visual Audio controls
Integrated dual-array microphone (select products only)
Integrated mono microphone (select products only)
Integrated camera (720p HD) (select products only)
Integrated camera (720p HD + IR) (select models only)
Camera privacy cover
Supports WDR (Wide Dynamic Range)
Audio-out (headphone)/audio-in (microphone) combo jack
RJ-45 (network) Realtek RTL8111HSH-CG (non-DASH)
S3/S4/S5 wake on LAN with embedded NIC
The following support S3/S4/S5 wake on LAN (via out of band): HP USB-C Universal Dock, HP USB-C Dock
G4, HP Thunderbolt Dock 120 W G2, HP USB-C Mini Dock, HP USB-C/A Universal Dock G2, and HP USB-C
Dock G5.
The following support S0/S3/S4/S5 MAPT (via out of band): HP USB-C Universal Dock, HP USB-C Dock G4,
HP Thunderbolt Dock 120 W G2, HP USB-C Mini Dock, HP USB-C/A Universal Dock G2, and HP USB-C Dock
G5.
Wireless Wireless Personal Area Network (PAN) Bluetooth (r)
Bluetooth® 5.0 supported using combo card
2 Chapter 1 Product description
Wireless Local Area Network (WLAN) (select products only)
Integrated WLAN options with dual antennas M.2 2230 socket (PCIe/USB):
● Realtek RTL8822CE 802.11ac 2 × 2 Wi-Fi + Bluetooth 5.0
Table 1-1 Product components and their descriptions (continued)
Category Description
● Intel Dual Band Wireless-AC 9260 802.11ac 2 × 2 Wi-Fi + Bluetooth 5.0 Combo Adapter (non-vPro)
● Intel Wi-Fi 6 AX200 802.11ax 2 × 2 + Bluetooth 5.0 (non-vPro, supports gigabit le transfer speeds)
WLAN antennas (2) (congured at bottom of panels)
Supports HP LAN-Wireless Protection (WLAN/LAN switching)
Supports HP Connection Optimizer with Data Analytics
Supports WoWLAN S3/S4 AC Mode
Supports Turbo Lite Wi-Fi
Bluetooth S3 Wake-up
Media card reader Supports microSD™, SDHC™, SDXC™
Ports (Input/output) Hot plug/unplug and autodetect
HDMI 1.4
One USB 2.0 + powered port (left)
Two USB 3.1 Gen 1 ports (right)
One USB 3.1 Gen 1 Type-C port (PD + DP)
Audio-out (headphone)/audio-in (microphone) combo jack
RJ-45 (network)
Multi-pin AC port
Sensors Accelerometer
Hall sensor
Docking HP Thunderbolt Dock 120 W G2
HP USB-C Dock G4
HP USB-C Universal Dock
HP USB-C Mini Dock
HP TB Dock G2 Audio Module
HP USB-C/A Universal Dock G2
HP USB-C Dock G5
Keyboard/pointing
devices
Keyboard
Backlit and nonbacklit, spill-resistant
Touchpad requirements
Precision Touchpad Default Gestures support
FW PTP
No Hybrid Mode Support
Power requirements Battery
3
Table 1-1 Product components and their descriptions (continued)
Category Description
3 cell, 45 Whr, lithium polymer, soft pack, HP Long Life
HP Fast Charge Technology
AC adapters
45 W, straight, USB Type-C AC adapter, nPFC, 1.8 m (5.9 ft)
45 W, right angle, 4.5 mm
45 W, right angle, 4.5 mm, for use in Argentina
45 W, right angle, 4.5 mm, 2 prong, for use in Japan
65 W straight USB Type-C AC adapter
65 W, right angle, 4.5 mm
65 W, right angle, 4.5 mm, for use in Argentina
65 W Smart AC adapter, right angle, 4.5 mm - EM
Power cords
3-wire plug (C5), 1.8 m (5.9 ft), conventional
3-wire plug (C5), 1.0 m (3.3 ft), conventional
2-wire plug (C7), 1.0 m (3.3 ft), conventional,
Duckhead power cord (C5NS), 1.8 m (5.9 ft)
Duckhead power cord (C5NS), 1.0 m (3.3 ft)
Duckhead (C5NS)
Security Security lock
Touch ngerprint sensor (select products only)
TPM 2.0 (Inneon; soldered down)
Hardware enforced rmware protection: HP Hardware Root of Trust
Preboot authentication (password)
Operating system Operating system version
Windows® 10
FreeDOS 3.0
Preinstalled
Windows 10 Home 64
Windows 10 Home 64 Advanced
Windows 10 Home 64 Advanced Single Language
4 Chapter 1 Product description
Windows 10 Home 64 Chinese Market CPPP
Windows 10 Home 64 High-end Chinese Market CPPP
Windows 10 Home 64 Plus
Table 1-1 Product components and their descriptions (continued)
Category Description
Windows 10 Home 64 Plus Single Language
Windows 10 Home 64 Plus Single Language Africa Market PPP
Windows 10 Home 64 Plus Single Language APAC EM PPP
Windows 10 Home 64 Plus Single Language India Market PPP
Windows 10 Home 64 Plus Single Language Indonesia Market PPP
Windows 10 Home 64 Single Language
Windows 10 Home 64 Single Language Africa Market PPP
Windows 10 Home 64 Single Language APAC EM PPP
Windows 10 Home 64 Single Language India Market PPP
Windows 10 Home 64 Single Language Indonesia Market PPP
Windows 10 Pro 64
Windows 10 Pro 64 Chinese Market
Windows 10 Pro 64 StF MSNA Plus
Windows 10 Pro 64 StF MSNA Standard
Windows 10 Pro 64 StF MSNA Strategic
FreeDOS
Restore Media
Windows 10 Driver DVD
Windows 10 Driver USB
Windows 10 Professional 64 bit OS DVD
Windows 10 Professional 64 bit OS USB
Certied
Microsoft® WHQL
Web-only support
Windows 10 Enterprise 64
Serviceability User replaceable parts
AC adapter
5
2 Components
Your computer features top-rated components. This chapter provides details about your components, where
they are located, and how they work.
Right
Table 2-1 Right-side components and their descriptions
Component Description
(1) Audio-out (headphone)/Audio-in (microphone)
combo jack
(2) USB SuperSpeed port Connects a USB device, such as a cell phone, camera, activity
(3) HDMI port Connects an optional video or audio device, such as a high-
(4) RJ-45 (network) jack/status lights Connects a network cable.
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, see the Regulatory, Safety,
and Environmental Notices.
To access this guide:
▲ Type HP Documentation in the taskbar search box,
and then select HP Documentation.
NOTE: When a device is connected to the jack, the computer
speakers are disabled.
tracker, or smartwatch, and provides high-speed data transfer.
denition television, any compatible digital or audio
component, or a high-speed High Denition Multimedia
Interface (HDMI) device.
● Green (left): The network is connected.
● Amber (right): Activity is occurring on the network.
(5) USB Type-C power connector port, SuperSpeed
6 Chapter 2 Components
port, and DisplayPort™ connector
Connects an AC adapter that has a USB Type-C connector,
supplying power to the computer and, if needed, charging the
computer battery.
– and –
Table 2-1 Right-side components and their descriptions (continued)
Component Description
Connects a USB device that has a Type-C connector, such as a
cell phone, camera, activity tracker, or smartwatch, and
provides high-speed data transfer.
– and –
Connects a display device that has a USB Type-C connector,
providing DisplayPort output.
NOTE: Cables, adapters, or both (purchased separately) might
be required.
(6) Battery light When AC power is connected:
● White: The battery charge is greater than 90%.
● Amber: The battery charge is from 0 to 90%.
● 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.
(7) Power connector Connects an AC adapter.
Right 7
Left
Table 2-2 Left-side components and their descriptions
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) USB powered port Connects and supplies power to a USB device, such as a cell
phone, camera, activity tracker, optical drive, or smartwatch,
and provides data transfer.
(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) Memory card reader Reads optional memory cards that store, manage, share, or
access information.
To insert a card:
1. Hold the card label-side up, with the connectors facing the
computer.
2. Insert the card into the memory card reader, and then
press in on the card until it is rmly seated.
To remove a card:
▲ Press in on the card, and then remove it from the memory
card reader.
(5) Drive light ● Blinking white: The hard drive is being accessed.
● Amber: HP 3D DriveGuard has temporarily parked the hard
drive.
8 Chapter 2 Components
Display
Table 2-3 Display components and their descriptions
Component Description
(1) WLAN antennas* (select products only) Send and receive wireless signals to communicate with wireless local area
networks (WLANs).
(2) Internal microphones Record sound.
(3) Camera(s) (select products only) Allow(s) you to video chat, record video, and record still images. Some cameras
also allow a facial recognition logon to Windows, instead of a password logon.
NOTE: Camera functions vary depending on the camera hardware and
software installed on your product.
(4) Camera privacy cover (select products
only)
(5) Camera light (select products only) On: The camera is in use.
*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:
▲ Type HP Documentation in the taskbar search box, and then select HP Documentation.
By default, the camera lens is uncovered, but you can slide the camera privacy
cover to block the camera's view. To use the camera, slide the camera privacy
cover in the opposite direction to reveal the lens.
NOTE: If you have both front-facing and rear-facing cameras, when one
camera lens is revealed and ready to use, the other is concealed.
Display 9
Keyboard area
Touchpad
Table 2-4 Touchpad components and their descriptions
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.
10 Chapter 2 Components
Lights
Table 2-5 Lights and their descriptions
Component Description
(1) Power 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.
(2) Caps lock light On: Caps lock is on, which switches the key input to all capital
letters.
(3) Mute light ● On: Computer sound is o.
● O: Computer sound is on.
(4) Microphone mute light ● On: Microphone is o.
● O: Microphone is on.
(5) Num lk light On: Num lock is on.
(6) Wireless light On: An integrated wireless device, such as a wireless local area
network (WLAN) device and/or a Bluetooth® device, is on.
NOTE: On some models, the wireless light is amber when all
wireless devices are o.
(7) Fn lock light On: The fn key is locked.
Keyboard area 11
Button, speakers, and ngerprint sensor
Table 2-6 Button, vent, speakers, ngerprint reader, and their descriptions
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 briey to initiate Sleep.
● When the computer is in the Sleep state, press the button briey to exit Sleep (select
products only).
● When the computer is in Hibernation, press the button briey to exit Hibernation.
IMPORTANT: 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 4 seconds to turn o the computer.
To learn more about your power settings, see your power options.
▲ Right-click the Power meter icon and then select Power Options.
(2) Speakers (2) Produce sound.
(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) Fingerprint reader (select
products only)
Allows a ngerprint logon to Windows, instead of a password logon.
▲ Swipe down across the ngerprint reader.
IMPORTANT: To prevent ngerprint logon issues, be sure when you register your
ngerprint that all sides of your nger are registered by the ngerprint reader.
12 Chapter 2 Components
Special keys
Table 2-7 Special keys and their descriptions
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
another key. Such key combinations are called hot keys.
(3) Windows key Opens the Start menu.
NOTE: Pressing the Windows key again closes the Start menu.
(4) Action keys Execute frequently used system functions.
(5) Embedded numeric keypad A numeric keypad superimposed over the keyboard alphabet keys. When fn+num
lk is pressed, the keypad can be used like an external numeric keypad. Each key on
the keypad performs the function indicated by the icon in the upper-right corner
of the key.
NOTE: If the keypad function is active when the computer is turned o, that
function is reinstated when the computer is turned back on.
(6) Windows application key Displays options for a selected object.
(7) num lk key Turns the embedded numeric keypad on and o when pressed in combination
with the fn key.
– or –
Turns the embedded numeric keypad on and o.
Keyboard area 13
Bottom
Table 2-8 Bottom component and description
Component Description
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.
14 Chapter 2 Components
Labels
The labels axed to the computer provide information you may need when you troubleshoot system
problems or travel internationally with the computer. Labels may be in paper form or imprinted on the
product.
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, on the back of the display, or on the bottom of a
tablet kickstand.
● Service label—Provides important information to identify your computer. When contacting support, you
may be asked for the serial number, the product number, or the model number. Locate this information
before you contact support.
Table 2-9 Service label components
Component
(1) HP product name
(2) Product ID
(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 about
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
Table 3-1 Computer major components and their descriptions
Item Description Spare part number
(1) Display panel assembly
NOTE: Display panels are only available as spare parts at a subcomponent level.
(2) Top cover/keyboard (includes cable)
NOTE: For a detailed list of keyboard country codes, see Keyboard/top cover on page 65.
With backlight L65224-001
No backlight L65225-001
With backlight, privacy L79440-001
(3) Touchpad (includes cable) L77252-001
(4) Fingerprint sensor assembly
NOTE: The ngerprint sensor cable is available in the Cable Kit as spare part number
M04397-001.
(5) RTC battery L02772-001
(6) USB board (includes cable)
NOTE: The USB board cable is available in the Cable Kit as spare part number M04397-001.
(7) Speaker assembly L44554-001
(8) Card reader board (includes cable)
NOTE: The card reader board cable is also available in the Cable Kit as spare part number
M04397-001.
not available as a spare
part
L77229-001
L44578-001
L52223-001
(9) System board (includes integrated processor and replacement thermal material)
All system boards use the following part numbers:
xxxxxx-001: Non-Windows operating system
xxxxxx-601: Windows 10 operating system
AMD Ryzen 7 PRO 4750U processor M09523-xx1
AMD Ryzen 5 PRO 4650U processor M09522-xx1
AMD Ryzen 7 4700U processor L98556-xx1
AMD Ryzen 5 4500U processor L98554-xx1
AMD Ryzen 3 4300U processor L98552-xx1
(10) Heat sink (includes replacement thermal material) L52217-001
(11) Power connector cable L01048-001
(12) WLAN module
Intel Dual Band Wireless-AC 9260 802.11ac 2 × 2 Wi-Fi + Bluetooth 5.0 Combo Adaptor (non-vPro) L16647-002
Intel Wi-Fi 6 AX200 802.11ax 2 × 2 + Bluetooth 5.0 (non-vPro) L35282-002
Realtek RTL8822CE 802.11ac 2 × 2 Wi-Fi + Bluetooth 5.0 L44796-002
(13) Fan L44556-001
(14) Memory module (DDR4-3200)
Computer major components 17
Table 3-1 Computer major components and their descriptions (continued)
Item Description Spare part number
16 GB L67710-002
8 GB L46598-002
4 GB L83673-002
(15) M.2 solid-state drive
512 GB, PCIe, TLC L85360-002
512 GB, PCIe, value L85364-002
256 GB, PCIe, value L85354-002
256 GB, SATA-3, TLC 938184-852
128 GB, SATA-3, TLC L85346-002
(16) Battery (3 cell, 45 Whr) L32656-005
(17) Hard drive
1 TB, 5400 rpm, 7 mm L30422-002
500 GB, 7200 rpm, 7 mm 703267-002
(18) Bottom cover L44558-001
18 Chapter 3 Illustrated parts catalog
Display components
Table 3-2 Display components and their descriptions
Item Description Spare part number
(1) Display bezel
For use in models without a camera L78090-001
For use in models with an HD camera L78091-001
For use in models with an HD + IR camera L78092-001
(2) Display panel (raw) (includes bezel adhesive and display enclosure adhesive)
HD panel L98562-001
FHD panel, nonprivacy L98563-001
FHD panel. privacy L98564-001
(3) Display/camera cable assembly, HD models (included in Display Cable Kit) L78088-001
(4) Camera module, HD (includes bezel adhesive and display enclosure adhesive) L81889-001
Display components 19
Table 3-2 Display components and their descriptions (continued)
Item Description Spare part number
(5) Display/camera cable assembly, HD + IR models (included in Display Cable Kit) L78088-001
(6) Camera module, HD + IR (includes bezel adhesive and display enclosure adhesive) L81890-001
Microphone board M09340-001
(7) WLAN antennas (includes bezel adhesive and display enclosure adhesive) L78070-001
(8) Hinge Kit (left and right hinges; includes bezel adhesive and display enclosure adhesive)
For use in nonprivacy models L78093-001
For use in privacy models L91017-001
(9) Display rear cover (includes wireless antennas and bezel adhesive)
Models with a nonprivacy display and HD camera L78072-001
Models with a privacy display L78074-001
Models with a nonprivacy display and HD+ camera L78075-001
Camera privacy cover (not illustrated) L77237-001
Cable Kit
Table
3-3 Cable Kit components and their descriptions
Item Description Spare part number
Cable Kit, includes the following parts: M04397-001
(1) USB board cable
(2) Card reader board cable
20 Chapter 3 Illustrated parts catalog
Table 3-3 Cable Kit components and their descriptions (continued)
Item Description Spare part number
(3) Touchpad cable
(4) Fingerprint sensor cable
Bracket Kit
Table 3-4 Bracket Kit components and their descriptions
Item Description Spare part number
Bracket Kit, includes the following parts: L77264-001
(1) Fingerprint sensor bracket
(2) USB Type-C port bracket
(3) RJ-45 (network) jack bracket
Fingerprint sensor insert (for use in models without a ngerprint sensor; not illustrated)
Bracket Kit 21
Mass storage devices
Table 3-5 Mass storage devices and their descriptions
Item Description Spare part number
(1) Solid-state drive, M.2
512 GB, PCIe, TLC
512 GB, PCIe, value L85364-002
256 GB, PCIe, value L85354-002
256 GB, SATA-3, TLC 938184-852
128 GB, SATA-3, TLC L85346-002
(2) Hard drive
1 TB, 5400 rpm, 7 mm L30422-002
500 GB, 7200 rpm, 7 mm 703267-002
Hard Drive Hardware Kit, includes the following parts: L44510-001
(3) Hard drive cover
(4) Hard drive cable
22 Chapter 3 Illustrated parts catalog
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