HP mt42 Manual

HP mt42 Mobile Thin Client
Maintenance and Service Guide

© Copyright 2015, 2016 HP Development
Company, L.P.
AMD and AMD Radeon are trademarks of
Advanced Micro Devices, Inc. Bluetooth is a
trademark owned by its proprietor and used by
HP Inc. under license. Microsoft and Windows
are either registered trademarks or trademarks
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.
Second Edition: January 2016
First Edition: October 2015
Document Part Number: 813464-002
Product notice
This user guide describes features that are
common to most models. Some features may
not be available on your computer.
Software terms
By installing, copying, downloading, or
otherwise using any software product
preinstalled on this computer, you agree to be
bound by the terms of the HP End User License
Agreement (EULA). If you do not accept these
license terms, your sole remedy is to return the
entire unused product (hardware and software)
within 14 days for a full refund subject to the
refund policy of your seller.
For any further information or to request a full
refund of the price of the computer, please
contact your seller.

Important Notice about Customer Self-Repair parts
CAUTION: Your computer includes Customer Self-Repair parts and parts that should only be accessed by an
authorized service provider. See Chapter 5, "Removal and replacement procedures for Customer Self-Repair
parts," for details. Accessing parts described in Chapter 6, "Removal and replacement procedures for
Authorized Service Provider only parts," can damage the computer or void your warranty.
iii

iv Important Notice about Customer Self-Repair parts

Safety warning notice
WARNING! To reduce the possibility of heat-related injuries or of overheating the 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).
v

vi Safety warning notice

Table of contents
1 Product description ....................................................................................................................................... 1
2 External component identication .................................................................................................................. 4
Right ....................................................................................................................................................................... 4
Left ......................................................................................................................................................................... 5
Display .................................................................................................................................................................... 6
Top .......................................................................................................................................................................... 7
TouchPad ............................................................................................................................................. 7
Lights ................................................................................................................................................... 8
Buttons and speakers .......................................................................................................................... 9
Keys ................................................................................................................................................... 10
Bottom ................................................................................................................................................................. 12
Front ..................................................................................................................................................................... 13
Locating system information .............................................................................................................................. 13
3 Illustrated parts catalog .............................................................................................................................. 15
Computer major components .............................................................................................................................. 15
Display assembly subcomponents ...................................................................................................................... 18
Plastics Kit ........................................................................................................................................................... 19
Miscellaneous parts ............................................................................................................................................. 19
4 Removal and replacement procedures preliminary requirements .................................................................... 21
Tools required ...................................................................................................................................................... 21
Service considerations ......................................................................................................................................... 21
Plastic parts ....................................................................................................................................... 21
Cables and connectors ...................................................................................................................... 22
Drive handling ................................................................................................................................... 22
Grounding guidelines ........................................................................................................................................... 23
Electrostatic discharge damage ........................................................................................................ 23
Packaging and transporting guidelines .......................................................................... 24
Workstation guidelines ................................................................................................... 24
Equipment guidelines ..................................................................................................... 25
5 Removal and replacement procedures for Customer Self-Repair parts ............................................................. 26
Component replacement procedures .................................................................................................................. 26
Bottom cover ..................................................................................................................................... 26
vii

Battery ............................................................................................................................................... 29
SSD ..................................................................................................................................................... 30
Memory modules ............................................................................................................................... 31
WLAN/Bluetooth combo card ............................................................................................................ 33
WWAN module ................................................................................................................................... 35
Keyboard ........................................................................................................................................... 37
6 Removal and replacement procedures for Authorized Service Provider parts ................................................... 40
Component replacement procedures .................................................................................................................. 40
RTC battery ........................................................................................................................................ 41
Internal base plate ............................................................................................................................ 42
Heat sink/fan assembly .................................................................................................................... 44
Power button board .......................................................................................................................... 46
Touchpad button board ..................................................................................................................... 47
USB/audio board ................................................................................................................................ 48
System board .................................................................................................................................... 49
Speaker assembly ............................................................................................................................. 51
Display assembly ............................................................................................................................... 52
Top cover ........................................................................................................................................... 56
7 Computer Setup (BIOS) and MultiBoot ........................................................................................................... 57
Using Computer Setup ......................................................................................................................................... 57
Starting Computer Setup .................................................................................................................. 57
Navigating and selecting in Computer Setup ................................................................................... 57
Restoring factory settings in Computer Setup ................................................................................. 58
Updating the BIOS ............................................................................................................................. 58
Determining the BIOS version ......................................................................................... 58
Downloading a BIOS update ........................................................................................... 59
Using MultiBoot ................................................................................................................................................... 60
About the boot device order ............................................................................................................. 60
Choosing MultiBoot preferences ....................................................................................................... 60
Setting a new boot order in Computer Setup ................................................................. 60
Dynamically choosing a boot device using the f9 prompt ............................................. 61
Setting a MultiBoot Express prompt .............................................................................. 61
Entering MultiBoot Express preferences ........................................................................ 61
Using HP Sure Start (select models only) ............................................................................................................ 61
8 Using HP PC Hardware Diagnostics (UEFI) ....................................................................................................... 62
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device .................................................................... 62
viii

9 Device management .................................................................................................................................... 64
10 Diagnostics and troubleshooting ................................................................................................................ 65
Lights ................................................................................................................................................................... 65
Wake-on LAN ....................................................................................................................................................... 65
Power-on sequence ............................................................................................................................................. 66
Power-on diagnostic tests ................................................................................................................................... 66
Troubleshooting ................................................................................................................................................... 66
Basic troubleshooting ....................................................................................................................... 66
Conguring a PXE server ..................................................................................................................................... 67
11 Restoring the ash image ........................................................................................................................... 68
System requirements .......................................................................................................................................... 68
Getting started ..................................................................................................................................................... 68
Formatting a USB ash drive ............................................................................................................................... 68
Unpacking the image and tools for deployment ................................................................................................. 69
Deploying with PXE .............................................................................................................................................. 69
12 Adding an image restore tool ...................................................................................................................... 70
13 Power cord set requirements ...................................................................................................................... 71
Requirements for all countries ............................................................................................................................ 71
Requirements for specic countries and regions ................................................................................................ 71
14 Statement of memory volatility .................................................................................................................. 73
Nonvolatile memory usage ................................................................................................................................. 75
Questions and answers ....................................................................................................................................... 77
Using HP Sure Start (select models only) ............................................................................................................ 78
15 Specications ............................................................................................................................................ 79
Input power .......................................................................................................................................................... 79
Operating environment ....................................................................................................................................... 79
16 Recycling .................................................................................................................................................. 80
Index ............................................................................................................................................................. 81
ix

x

1 Product description
Category Description
Product Name HP mt42 Mobile Thin Client
Processors AMD® Carrizo processor:
A8 Pro-8600B 1.6 GHz (max turbo frequency 3 GHz), DDR3-2133, 2 MB L2 Cache, 15 W) with Radeon R6
graphics
Graphics Internal graphics:
AMD UMA graphics (with shared video memory)
Up to three independent displays supported with docking solution
Panel 35.6-cm (14-in), eDP 1.2 slim, full high-denition (FHD), AntiGlare (AG), SVA (1920 x 1080) display
Memory Two customer accessible memory module slots
DDR3L -12800 (1600 MHz) dual channel support
Supports up to 4 GB of system RAM (4096 MB (4096 MB×1))
Primary storage M.2 (NGFF) 2242 solid-state drive
M.2 (2242) 32 GB SATA-3
Audio and video Conexant smart amplier and ambient noise suppression
Dual-array microphone
Premium stereo speakers
Webcam (720p)
Ethernet Broadcom 5762 10/100/1000 Ethernet NIC with DASH Support
S3/S4/S5 Wake-on-LAN
Wireless WLAN
Integrated wireless local area network (WLAN) options by way of wireless module
Two WLAN antennas built into display assembly
Supports disabled Bluetooth
Intel Pro Wireless Display (WiDi Pro)
Compatible with Miracast-certied devices
Supports the following WLAN module:
●Broadcom 43228 dual-band 802.11abgn 2x2 Wi-Fi Adapter + BT 4.0 combo adapter
WWAN
Integrated wireless wide area network (WWAN) options by way of wireless module
Two WWAN antennas built into display assembly
Supports the following WWAN module:
●Huawei MU736 HSPA+ with GPS M.2 (NGFF)
1

Category Description
●HP lt4120 LTE/EVDO/HSPA+ SnapdragonT X5 LTE Mobile Broadband Module
External media cards Micro SIM card reader
Memory card reader (SD, SDHC, SDXC)
Ports VGA (Dsub 15 pin) supporting 1920x1200 external resolution @ 75Hz; hot plug/unplug and auto detect
USB 3.0 charging port
USB 3.0 port
USB Type-C port
DisplayPort
RJ-45
Docking connector
Audio-out (headphone)/audio-in (microphone) combo jack
AC port
Keyboard/pointing
devices
Keyboard:
Dual point
Spill resistant with drain
TouchPad:
Gestures enabled by default: two-nger scrolling, two-nger pinch-zoom
Taps enabled by default
On/o button
Supports 2-way scroll w/ legend
Mylar
Power requirements AC adapter:
65 W HP Smart AC adapter
45 W HP Smart AC adapter
45 W, 2-prong AC adapter
Power cord:
2-wire cord, 1.0 m
3-wire cord, 1.0 m (with ground pin)
3-wire cord, 1.8 m (with ground pin)
Security Security lock
Supports Trusted Platform Module (TPM) 1.2 or 2.0 (Inneon, soldered down)
Integrated Smart Card reader (active)
Preboot authentication (password, smart card)
Operating system Preinstalled:
Windows Embedded Standard 7E (32-bit)
Windows 10 IoT Enterprise 2015 LTSB for Retail and Thin Clients
2 Chapter 1 Product description

Category Description
Web-only support
Windows Embedded Standard 7E (32-bit)
Serviceability End user replaceable parts:
AC adapter
Battery
M.2 SSD
Memory module
WLAN
WWAN
Keyboard
3

2 External component identication
Right
Component Description
(1) USB Type-C (charging) port Connects any USB device with a Type-C connector.
NOTE: USB Type-C ports charge products such as cell phones,
laptops, tablets, and MP3 players, even when the computer is
o. Also, some USB Type-C ports connect DisplayPort, VGA,
HDMI and other video devices to provide video output.
NOTE: Adapters (purchased separately) may be required.
(2) Dual-Mode DisplayPort Connects an optional digital display device, such as a high-
performance monitor or projector.
(3) Memory card reader Reads optional memory cards that store, manage, share, or
access information.
(4) Audio-out (headphone)/Audio-in (microphone)
jack
Connects optional powered stereo speakers, headphones,
earbuds, a headset, or a television audio cable. Also connects an
optional headset microphone. This jack does not support
optional microphone-only devices.
WARNING! To reduce the risk of personal injury, adjust the
volume before putting on headphones, earbuds, or a headset.
For additional safety information, see the Regulatory, Safety,
and Environmental Notices. To access the user guides, select
Start > HP > HP Documentation.
NOTE: When a device is connected to the jack, the computer
speakers are disabled.
NOTE: Be sure that the device cable has a 4-conductor
connector that supports both audio-out (headphone) and
audio-in (microphone).
(5) USB 3.0 port Connects an optional USB device, such as a keyboard, mouse,
external drive, printer, scanner or USB hub.
(6) RJ-45 (network) jack Connects a network cable.
(7) Docking connector Connects an optional docking device.
4 Chapter 2 External component identication

Component Description
(8) SIM slot Supports a wireless subscriber identity module (SIM) card.
(9) Power connector Connects an AC adapter.
Left
Component Description
(1) Security cable slot Attaches an optional security cable to the computer.
NOTE: The security cable is designed to act as a deterrent, but
it may not prevent the computer from being mishandled or
stolen.
(2) Vents (2) Enable airow to cool internal components.
NOTE: The computer fan starts up automatically to cool
internal components and prevent overheating. It is normal for
the internal fan to cycle on and o during routine operation.
(3) External monitor port Connects an external VGA monitor or projector.
(4) USB 3.0 charging (powered) port Connects an optional USB device, such as a keyboard, mouse,
external drive, printer, scanner or USB hub. Standard USB ports
will not charge all USB devices or will charge using a low current.
Some USB devices require power and require you to use a
powered port.
NOTE: USB charging ports can also charge select models of
cell phones and MP3 players, even when the computer is o.
(5) Smart card reader Supports optional smart cards.
Left 5

Display
Component Description
(1) WLAN antennas (2)* Send and receive wireless signals to communicate with wireless local
area networks (WLAN).
(2) WWAN antennas (2)* Send and receive wireless signals to communicate with wireless wide
area networks (WWAN).
(3) Internal microphones Record sound.
(4) Webcam light On: The webcam is in use.
(5) Webcam Records video and captures photographs. Some models allow you to
video conference and chat online using streaming video.
*The antennas are not visible on the outside of the computer. For optimal transmission, keep the areas immediately around the
antennas free from obstructions. To see wireless regulatory notices, see the section of the Regulatory, Safety, and Environmental
Notices that applies to your country or region. To access the user guides, select Start > HP > HP Documentation.
6 Chapter 2 External component identication

Top
TouchPad
Component Description
(1) Pointing stick (select models only) Moves the pointer and selects or activates items on the screen.
(2) Left pointing stick button (select models only) Functions like the left button on an external mouse.
(3) TouchPad on/o button Turns the TouchPad on and o.
(4) TouchPad zone Moves the pointer and selects or activates items on the screen.
NOTE: The TouchPad also supports edge-swipe gestures. For
more information, see Edge swipes (select models only) on
page 34.
(5) Left TouchPad button Functions like the left button on an external mouse.
(6) Right pointing stick button (select models only) Functions like the right button on an external mouse.
(7) Right TouchPad button Functions like the right button on an external mouse.
Top 7

Lights
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.
(2) Microphone mute light ●Amber: microphone sound is o.
●O: microphone sound is on.
(3) Num lock light On: Num lock is on.
(4) 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.
(5) Mute light ●Amber: Computer sound is o.
●O: Computer sound is on.
(6) Caps lock light On: Caps lock is on, which switches the keys to all capital letters.
(7) TouchPad light ●On: The TouchPad is o.
●O: The TouchPad is on.
8 Chapter 2 External component identication

Buttons and speakers
Component Description
(1) Power button ●When the computer is o, press the button to turn on the
computer.
●When the computer is on, press the button briey to initiate
Sleep.
●When the computer is in the Sleep state, press the button
briey to exit Sleep.
CAUTION: Pressing and holding down the power button will
result in the loss of unsaved information.
If the computer has stopped responding and Windows® shutdown
procedures are ineective, press and hold the power button for at
least 15 seconds to turn o the computer.
To learn more about your power settings:
WES7: Select Start > Control Panel > System and Security >
Power Options.
Windows 10 IoT: Right-click Start, select Control Panel, and then
select Power Options.
(2) Speakers (2) Produce sound.
(3) Wireless button Turns the wireless feature on or o but does not establish a
wireless connection.
(4) Volume mute button Mutes and restores speaker sound.
Top 9

Keys
Component Description
(1) esc key Displays system information when pressed in combination with
the fn key.
(2) fn key Executes frequently used system functions when pressed in
combination with a function key, the num lk key, the esc key, or
the b key.
(3) Windows button Displays the Windows Start menu.
(4) Function keys Execute frequently used system functions when pressed in
combination with the fn key.
(5) Embedded numeric keypad When the keypad is turned on, it 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.
(6) Windows applications key Displays a shortcut menu for items beneath the cursor.
(7) num lk key Turns the embedded numeric keypad on and o when pressed in
combination with the fn key.
10 Chapter 2 External component identication