HP Chromebook - 14-db0051cl User guide

Maintenance and Service Guide

HP Chromebook

IMPORTANT! This document is intended for

HP authorized service providers only.

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.

Thunderbolt is a trademark of Intel Corporation

in the U.S. and other countries. Windows is

either a registered trademark or trademark of

Microsoft Corporation in the United States

and/or other countries.

The information contained herein is subject to

change without notice. The only warranties for

HP products and services are set forth in the

express warranty statements accompanying

such products and services. Nothing herein

should be construed as constituting an

additional warranty. HP shall not be liable for

technical or editorial errors or omissions

contained herein.

First Edition: December 2018

Document Part Number: L47039-001

Product notice

This guide describes features that are common

to most models. Some features may not be

available on your computer.

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 device, do not place the

device directly on your lap or obstruct the device air vents. Use the device only on a hard, at surface. Do not

allow another hard surface, such as an adjoining optional printer, or a soft surface, such as pillows or rugs or

clothing, to block airow. Also, do not allow the AC adapter to contact the skin or a soft surface, such as

pillows or rugs or clothing, during operation. The device and the AC adapter comply with the user-accessible

surface temperature limits dened by the International Standard for Safety of Information Technology

Equipment (IEC 60950-1).

iii

iv Safety warning notice

Table of contents

1 Product description ....................................................................................................................................... 1

2 External component identication .................................................................................................................. 3

Right side ............................................................................................................................................................... 3

Left side ................................................................................................................................................................. 5

Display .................................................................................................................................................................... 6

Bottom ................................................................................................................................................................... 7

Speakers ................................................................................................................................................................. 8

Keyboard area ........................................................................................................................................................ 9

TouchPad ............................................................................................................................................. 9

Special keys ....................................................................................................................................... 10

Action keys ........................................................................................................................................ 11

Labels ................................................................................................................................................................... 11

3 Illustrated parts catalog .............................................................................................................................. 13

Computer major components .............................................................................................................................. 13

Miscellaneous parts ............................................................................................................................................. 17

4 Removal and replacement procedures preliminary requirements .................................................................... 18

Tools required ...................................................................................................................................................... 18

Service considerations ......................................................................................................................................... 18

Plastic parts ....................................................................................................................................... 18

Cables and connectors ...................................................................................................................... 18

Drive handling ................................................................................................................................... 19

Workstation guidelines ..................................................................................................................... 19

Equipment guidelines ....................................................................................................................... 19

Electrostatic discharge damage .......................................................................................................................... 20

Packaging and transporting guidelines .............................................................................................................. 21

5 Removal and replacement procedures ........................................................................................................... 22

Component replacement procedures .................................................................................................................. 22

Bottom cover ..................................................................................................................................... 22

Battery ............................................................................................................................................... 24

Memory module ................................................................................................................................ 24

TouchPad cable .................................................................................................................................. 27

TouchPad ........................................................................................................................................... 28

v

System board .................................................................................................................................... 30

Heat sink/fan ..................................................................................................................................... 33

Speakers ............................................................................................................................................ 35

6 Specications .............................................................................................................................................. 37

Computer specications ...................................................................................................................................... 37

xx cm (xx-inches) display specications ............................................................................................................. 38

Hard drive specications ..................................................................................................................................... 38

7 Power cord set requirements ........................................................................................................................ 40

Requirements for all countries ............................................................................................................................ 40

Requirements for specic countries and regions ................................................................................................ 41

8 Recycling .................................................................................................................................................... 43

Index ............................................................................................................................................................. 44

vi

1 Product description

Category Description

Product Name HP Chromebook

Models: 14-db0xxx, 14z-db000

Processors APU AMD processor A4-9120 2C 2.2/2.5G BGA 1 MB L2 R3 2133 MHz 15 W FT4 Notebook

APU AMD® processor A6-9220 2C 2.9/2.5G BGA 1–MB L2 R4 2133 MHz 15 W FT4 Notebook

Chipset Integrated with soldered-on-circuit (SoC)

Graphics Internal graphics:

AMD Radeon R5

Panel ● 14-inch, FHD Anti-Glare (1920Hamm1080) WLED UWVA 45 220 nits, eDP, FlushGlass

● 14-inch FHD Anti-Glare (1920 × 1080) WLED UWVA 45 eDP slim 220 nits, eDP, non-

touch only

● 14-inch FHD (1920 × 1080) BrightView WLED UWVA 45 220 eDP slim Touch on Panel

● 14-inch HD (1366 × 768) Anti-Glare WLED SVA 220 eDP slim (Nantucket) 220nits,

eDP, non-touch only

● 14-inch HD (1366 × 768) BrightView WLED SVA 45 220 nits, eDP slim Touch on Panel

Memory On-board system memory, non-customer-accessible/non-upgradable

4 GB 2666 DDR4 1.2v IC 8 Gb x 16 x 4 pcs

eMMC 4 GB MMCv5.0 4 GB TS 32GeMMC

4 GB 64GeMMC, 4 GB TS 64GeMMC

Audio and video Audio

Bang & Olufsen

Bang & Olufsen Audio Control

Support for quad speakers

Camera:Support

HP Wide Vision FHD infrared camera with indicator light, 2 infrared lights, USB 2.0, FHD

Hybrid BSI sensor, f2.0, wide dynamic range (WDR), 88° WFOV, 1080p by 30 frames per

second

Microphones:

Dual array digital microphones with appropriate beam-forming, echo-cancellation, noise-

suppression software Support for Watchdog function Support for voice recognition

Wireless Qualcomm Atheros QCA6174A-5 ac 2 × 2 + Bluetooth® 4.2 M.2 2230 PCI-e WW with 2

Antennas

Ports ● Audio-out (headphone)/audio-in (microphone) combo jack

1

Category Description

● USB Type-A 3.1 Gen 1 port (1 port) with support for HP Sleep and Charge

● USB Type-C port 3.1 Gen 2 (2 ports) with Thunderbolt™ Gen 3 technology supporting

the following functions:

● Power delivery

● Data transfer

● DisplayPort 1.2

Keyboard/

pointing devices

● Full-size, backlit, island-style keyboard in snow white island, ink blue island, and

chalkboard grey island nishes TouchPad requirements:

● ClickPad with image sensor

● MultiTouch gestures enabled

● Support TrackPad gestures

● Taps enabled as default

Power

requirements

Support for a 2-cell, 47-Whr, Li-ion battery

Support for 45-W AC adapter (non-PFC, RC, USB-C, 3-pin)

Support for C5 Conventional 1.0m power cord sticker

Security Nano security lock

Operating system Chrome64 2C18

Serviceability End user replaceable parts:

AC adapter

2 Chapter 1 Product description

2 External component identication

Right side

Component Description

(1) Audio-out (headphone)/Audio-in

(microphone) combo jack

Connects optional powered stereo speakers, headphones,

earbuds, a headset, or a television audio cable. Also

connects an optional headset microphone. This jack does not

support optional 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.

NOTE: When a device is connected to the jack, the

computer speakers are disabled.

(2) MicroSD memory card reader Reads optional memory cards that enable you to store,

manage, share, or access information.

To insert a card:

1. Hold the card label-side up, with 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.

(3) USB SuperSpeed port Connects a USB device, such as a cell phone, camera, activity

tracker, or smartwatch, and provides high-speed data

transfer.

(4) AC adapter and battery light ● White: The AC adapter is connected and the battery is

fully charged.

● Amber: The AC adapter is connected and the battery is

charging.

● Blinking amber: The batter has an error.

Right side 3

Component Description

● O: The battery is not charging.

(5) USB Type-C power connector and port Connects an AC adapter that has a USB Type-C connector,

supplying power to the computer and, if needed, charging

the computer battery.

– and –

Connects a USB device that has a Type-C connector, such as

a cell phone, camera, activity tracker, or smartwatch, and

provides data transfer.

– and –

Connects a display device that has a USB Type-C connector,

providing DisplayPort output.

NOTE: Cables and/or adapters (purchased separately) may

be required.

4 Chapter 2 External component identication

Left side

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 Type-C port with HP Sleep and Charge Connects a USB device that has a Type-C connector, provides

data transfer, and even when the computer is o, charges

most products such as a cell phone, camera, activity tracker,

or smartwatch.

– and –

Connects a display device that has a USB Type-C connector,

providing DisplayPort output.

NOTE: Cables and/or adapters (purchased separately) may

be required.

(3) USB SuperSpeed port Connects a USB device, such as a cell phone, camera, activity

tracker, or smartwatch, and provides high-speed data

transfer.

Left side 5

Display

Component Description

(1) WLAN antennas* Send and receive wireless signals to communicate with wireless

local area networks (WLANs).

(2) Internal microphones (2) Record sound.

(3) Camera light On: The camera is in use.

(4) Camera Allows you to video chat, record video, and record still images.

*The antennas are not visible from the outside of the computer, and antenna location varies. 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, go to http://www.hp.com/support, and follow the instructions to nd your product. Then select User Guides.

6 Chapter 2 External component identication

Bottom

Components Description

Vent Enables airow to cool internal components.

NOTE: The computer fan starts up automatically to cool internal

components and prevent overheating. It is normal for the internal fan to

cycle on and o during routine operation.

Bottom 7

Speakers

Component Description

(1) Speaker Produces sound.

(2) Power button ● When the computer is o, press the button to turn on the

computer.

● When the computer is on, press the button briey to initiate

Sleep.

● When the computer is in the Sleep state, press the button

briey to exit Sleep (select products only).

● When the computer is in Hibernation, press the button

briey to exit Hibernation.

CAUTION: Pressing and holding down the power button results

in the loss of unsaved information.

If the computer has stopped responding and shutdown

procedures are ineective, press and hold the power button for at

least 5 seconds to turn o the computer.

To learn more about your power settings, see your power

options.

▲ Right-click the Power meter icon and then select

Power Options.

8 Chapter 2 External component identication

Keyboard area

TouchPad

Component Description

TouchPad zone Reads your nger gestures to move the pointer or activate items on the screen.

Keyboard area 9

Special keys

Component Description

(1) esc key Activates certain computer functions when pressed in

combination with other keys, such as tab or shift.

(2) Action keys Execute frequently used system functions.

10 Chapter 2 External component identication

Action keys

An action key performs the function indicated by the icon on the key. To determine which keys are on your

product, see Special keys on page 10.

▲ To use an action key, press and hold the key.

For more information on action keys and keyboard shortcuts, go to https://support.google.com/chromebook/

answer/183101. Select your language at the bottom of the page.

Icon Key Description

Back Displays the previous page in your browser history.

Forward Displays the next page in your browser history.

Reload Reloads your current page.

Full screen Opens your page in full-screen mode.

Display apps Displays open apps.

NOTE: Pressing this button in conjunction with ctrl takes a screenshot.

Brightness down Decreases the screen brightness incrementally as long as you hold down

the key.

Brightness up Increases the screen brightness incrementally as long as you hold down

the key.

Mute Mutes speaker sound.

Volume down Decreases speaker volume incrementally as long as you hold down the

key.

Volume up Increases speaker volume incrementally as long as you hold down the key.

Labels

The labels axed 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.

Labels 11

● 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.

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) HP product name

(2) Model number

(3) Product ID

(4) Serial number

(5) Warranty period

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.

12 Chapter 2 External component identication

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.

Computer major components 13

Item Component Spare part number

(1) Display

14 AG FHD UWVA fSNW FG L46548-001

14 AG FHD UWVA L46549-001

14 BV FHD UWVA TOP L46550-001

14 AG HD SVA fSNW FG L46551-001

14 Chapter 3 Illustrated parts catalog

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HP Chromebook - 14-db0051cl User guide

HP Chromebook - 14-db0051cl User guide

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