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

Document Part Number: L92357-001

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.

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, flat 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 airflow. 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 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 flash 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 peci c tions ..............................................................................................................................................	78
Computer speci cations ......................................................................................................................................	78
35.6 cm (14.0 in) display speci cations ..............................................................................................................	79
Hard drive speci cations .....................................................................................................................................	79
Solid-state drive speci cations ...........................................................................................................................	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 speci c countries and regions ................................................................................................	88
12 Recycling ..................................................................................................................................................	90

vii

Index .............................................................................................................................................................

91

viii

1Product 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 de nition (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 de nition (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, flat, 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 con gurations:
	● 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
	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

2Chapter 1 Product description

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) con gured 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	Keyboard
	devices
		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 n neon; 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
	Windows 10 Home 64 Chinese Market CPPP
	Windows 10 Home 64 High-end Chinese Market CPPP
	Windows 10 Home 64 Plus

4Chapter 1 Product description

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
	erti ed
	Microsoft® WHQL
	Web-only support
	Windows 10 Enterprise 64
Serviceability	User replaceable parts
	AC adapter

5

2Components

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)	Connects optional powered stereo speakers, headphones,
	combo jack	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.
(2)	USB SuperSpeed port	Connects a USB device, such as a cell phone, camera, activity
		tracker, or smartwatch, and provides high-speed data transfer.
(3)	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.
(4)	RJ-45 (network) jack/status lights	Connects a network cable.
		●	Green (left): The network is connected.
		●	Amber (right): Activity is occurring on the network.
(5)	USB Type-C power connector port, SuperSpeed	Connects an AC adapter that has a USB Type-C connector,
	port, and DisplayPort™ connector	supplying power to the computer and, if needed, charging the
		computer battery.

– and –

6Chapter 2 Components

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 airflow 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.

8Chapter 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	By default, the camera lens is uncovered, but you can slide the camera privacy
	only)	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.
(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.

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 briefly to initiate Sleep.
		●	When the computer is in the Sleep state, press the button briefly to exit Sleep (select
			products only).
		●	When the computer is in Hibernation, press the button briefly 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 ine ective, 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 airflow 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	Allows a ngerprint logon to Windows, instead of a password logon.
	products only)	▲	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 airflow 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 affixed 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 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 15

3Illustrated 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.

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Table 3-1 Computer major components and their descriptions

Item	Description	Spare part number
(1)	Display panel assembly	not available as a spare
	NOTE: Display panels are only available as spare parts at a subcomponent level.	part

(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	L77229-001
	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)	L44578-001
	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)	L52223-001
	NOTE: The card reader board cable is also available in the Cable Kit as spare part number
	M04397-001.

(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

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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

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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

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