HP mt20 Maintenance and Service Guide
HP mt20 Mobile Thin Client
Maintenance and Service Guide
© Copyright 2017 HP Development Company,
L.P.
AMD is a trademark of Advanced Micro Devices,
Inc. Bluetooth is a trademark owned by its
proprietor and used by HP Inc. under license.
Intel is a trademark of Intel Corporation in the
U.S. and other countries. Microsoft and
Windows are trademarks of the Microsoft
group of companies.
The information contained herein is subject to
change without notice. The only warranties for
HP products and services are set forth in the
express warranty statements accompanying
such products and services. Nothing herein
should be construed as constituting an
additional warranty. HP shall not be liable for
technical or editorial errors or omissions
contained herein.
First Edition: February 2017
Document Part Number: 915603-001
Product notice
This user guide describes features that are
common to most models. Some features may
not be available on your computer.
Not all features are available in all editions of
Windows. This computer may require upgraded
and/or separately purchased hardware, drivers
and/or software to take full advantage of
Windows functionality. Go to
http://www.microsoft.com for details.
Your product does not support Windows 8 or
Windows 7
In accordance with Microsoft’s support policy,
HP does not support the Windows 8 or
Windows 7 operating system on this product or
provide any Windows 8 or Windows 7 drivers
on http://support.hp.com.
Software terms
By installing, copying, downloading, or
otherwise using any software product
preinstalled on this computer, you agree to be
bound by the terms of the HP End User License
Agreement (EULA). If you do not accept these
license terms, your sole remedy is to return the
entire unused product (hardware and software)
within 14 days for a full refund subject to the
refund policy of your seller.
For any further information or to request a full
refund of the price of the computer, please
contact your seller.
Important Notice about Customer Self-Repair Parts
CAUTION: Your computer includes Customer Self-Repair parts and parts that should only be accessed by an
authorized service provider. See Chapter 5, "Removal and replacement procedures for Customer Self-Repair
parts," for details. Accessing parts described in Chapter 6, "Removal and replacement procedures for
Authorized Service Provider only parts," can damage the computer or void your warranty.
iii
iv Important Notice about Customer Self-Repair Parts
Safety warning notice
WARNING! To reduce the possibility of heat-related injuries or of overheating the computer, do not place
the computer directly on your lap or obstruct the computer air vents. Use the computer only on a hard, at
surface. Do not allow another hard surface, such as an adjoining optional printer, or a soft surface, such as
pillows or rugs or clothing, to block airow. Also, do not allow the AC adapter to contact the skin or a soft
surface, such as pillows or rugs or clothing, during operation. The computer and the AC adapter comply with
the user-accessible surface temperature limits dened by the International Standard for Safety of
Information Technology Equipment (IEC 60950-1).
v
vi Safety warning notice
Table of contents
1 Product description ....................................................................................................................................... 1
2 Components .................................................................................................................................................. 4
Right ....................................................................................................................................................................... 4
Left ......................................................................................................................................................................... 5
Display .................................................................................................................................................................... 6
Top .......................................................................................................................................................................... 7
TouchPad ............................................................................................................................................. 7
Lights ................................................................................................................................................... 8
Buttons and speakers .......................................................................................................................... 9
Special function keys ........................................................................................................................ 10
Using the hot keys ............................................................................................................................. 11
Bottom ................................................................................................................................................................. 12
Labels ................................................................................................................................................................... 13
3 Illustrated parts catalog .............................................................................................................................. 14
Computer major components .............................................................................................................................. 14
Cable Kit ............................................................................................................................................................... 16
Display components ............................................................................................................................................ 17
Plastics Kit ........................................................................................................................................................... 18
Miscellaneous parts ............................................................................................................................................. 19
4 Removal and replacement procedures preliminary requirements .................................................................... 21
Tools required ...................................................................................................................................................... 21
Service considerations ......................................................................................................................................... 21
Plastic parts ....................................................................................................................................... 21
Cables and connectors ...................................................................................................................... 21
Grounding guidelines ........................................................................................................................ 22
Electrostatic discharge damage ..................................................................................... 22
Packaging and transporting guidelines ....................................................... 23
Workstation guidelines ................................................................................ 23
Equipment guidelines ................................................................................... 24
5 Removal and replacement procedures for Customer Self-Repair parts ............................................................. 25
Component replacement procedures .................................................................................................................. 25
Battery Safe mode ............................................................................................................................ 25
vii
Service door ....................................................................................................................................... 26
Memory modules ............................................................................................................................... 27
WLAN/Bluetooth combo card ............................................................................................................ 29
M.2 solid-state drive ......................................................................................................................... 31
Keyboard ........................................................................................................................................... 32
6 Removal and replacement procedures for Authorized Service Provider parts ................................................... 35
Component replacement procedures .................................................................................................................. 35
Display subcomponents (bezel, webcam, panel) ............................................................................. 35
Top cover ........................................................................................................................................... 39
Power button board .......................................................................................................................... 42
Function board .................................................................................................................................. 44
Speaker assembly ............................................................................................................................. 46
TouchPad assembly ........................................................................................................................... 47
USB/audio board ................................................................................................................................ 49
Battery ............................................................................................................................................... 50
Fan ..................................................................................................................................................... 52
System board .................................................................................................................................... 54
RTC battery ........................................................................................................................................ 57
Heat sink assembly ........................................................................................................................... 58
Display assembly ............................................................................................................................... 60
Power connector and cable ............................................................................................................... 66
7 Computer Setup (BIOS), TPM, and HP Sure Start ............................................................................................. 67
Using Computer Setup ......................................................................................................................................... 67
Starting Computer Setup .................................................................................................................. 67
Navigating and selecting in Computer Setup ................................................................................... 67
Restoring factory settings in Computer Setup ................................................................................. 67
Updating the BIOS ............................................................................................................................. 68
Determining the BIOS version and using Setup to update BIOS .................................... 68
Downloading a BIOS update ........................................................................................... 69
Changing the boot order using the f9 prompt .................................................................................. 69
TPM BIOS settings (select products only) ........................................................................................................... 70
Using HP Sure Start (select products only) ......................................................................................................... 70
8 Using HP PC Hardware Diagnostics (UEFI) (Windows only) ............................................................................... 71
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device .................................................................... 71
9 Diagnostics and troubleshooting .................................................................................................................. 73
LEDs ..................................................................................................................................................................... 73
viii
Wake-on LAN ....................................................................................................................................................... 74
Power-On Sequence ............................................................................................................................................ 74
Power-on diagnostic tests ................................................................................................................................... 74
Interpreting POST diagnostic front panel LEDs and audible codes .................................................................... 75
POST numeric codes and text messages ............................................................................................................. 77
Troubleshooting ................................................................................................................................................... 79
Basic troubleshooting ....................................................................................................................... 79
Diskless (No-Flash) unit troubleshooting ......................................................................................... 80
Conguring a PXE server ..................................................................................................................................... 81
10 HP ThinUpdate ........................................................................................................................................... 82
11 Device management ................................................................................................................................... 83
12 Specications ............................................................................................................................................ 84
Computer specications ...................................................................................................................................... 84
35.6-cm (14.0-in) display specications ............................................................................................................. 85
Solid-state drive specications ........................................................................................................................... 85
13 Statement of memory volatility .................................................................................................................. 86
Nonvolatile memory usage ................................................................................................................................. 89
Questions and answers ....................................................................................................................................... 91
Using HP Sure Start (select models only) ............................................................................................................ 92
14 Power cord set requirements ...................................................................................................................... 93
Requirements for all countries and regions ........................................................................................................ 93
Requirements for specic countries and regions ................................................................................................ 93
15 Recycling .................................................................................................................................................. 95
Index ............................................................................................................................................................. 96
ix
x
1 Product description
Category Description
Product Name HP mt20 Mobile Thin Client
Processors Intel® Celeron Dual-Core 3865U processor (1.8 GHz, 2-MB L3 cache, 15 W, Intel HD graphics)
Graphics Integrated UMA graphics
Integrated with shared video memory; dynamically allocated
Panels 35.6 cm (14.0-inch), LED backlight, 16:9 aspect ratio, anti-glare, SVA, HD (1366x768), 220 nits; eDP
HD slim (3.0 mm), with or without camera
Memory Two customer-accessible memory module slots supporting up to 8 GB of RAM
Supports dual-channel memory
PC4-2133, DDR4 SODIMMs
Supports the following congurations:
●
8192 MB (4096 × 2; dual channel)
●
4096 MB (4096 × 1)
Primary M.2 storage 128 GB, M.2 2280 SSD (NGFF), SATA-3
Audio/Visual HD audio with DTS Studio Sound
Integrated camera (720p HD)
Stereo speakers (2)
Supports "no camera" option
Integrated dual-array microphone (webcam models only)
Integrated mono microphone (non-webcam models only)
Headphone/microphone combo jack
Ethernet Realtek RTL8111HSH 10/100/1000
S3/S4/S5 wake on LAN (AC mode and battery mode)
Wireless networking Wireless Personal Area Network (PAN) Bluetooth
Bluetooth 4.2 supported using combo card
Wireless Local Area Network (WLAN)
Integrated WLAN options by way of wireless module
WLAN antennas built into display assembly
Supports the following wireless adapter:
●
Intel Dual Band Wireless-AC 3168 802.11ac, Dual Band, 1×1 Wi-Fi + Bluetooth 4.0
External media card Digital Media Reader Slot
Supports SD, SDHC, SDXC
Ports Headphone/microphone combo jack
1
Category Description
RJ-45 (Ethernet, includes link and activity lights)
USB 3.0
USB 2.0 + powered port
USB Type-C basic port
VGA (Dsub 15-pin) supporting 2048 × 1536 external resolution at 60-GHz (hot plug/unplug with autodetect)
HDMI 1.4
Multi-pin AC port
Keyboard/pointing devices Keyboard
HP Premium Keyboard
Full-sized, chiclet, minor spill-resistant keyboard (backlit or not backlit)
Touchpad requirements
Windows 10 gestures: taps enabled by default: on/o control by driver, 2-nger scrolling and zoom
enabled by default, OSD (enable/disable), 3-nger tap; App switch, 4-nger tap - Action Center
NOTE: ThinPro/Smart Zero does not support the Windows 10 gestures.
Power requirements AC adapters
65-W Smart AC adapter, 4.5 mm
45-W Smart AC adapter, 4.5 mm
45-W Smart AC adapter, 2-prong, 4.5 mm
Power cords
3-wire plug - 1.8 m
3-wire plug - 1.0 m
2-wire plug - 1.0 m
Battery
3-cell, 48-Wh, 4.21-Whr Li-ion battery
Security Security lock
Operating system Operating system version
Serviceability End-user replaceable parts
2 Chapter 1 Product description
TPM 2.0 SLB9670 (Inneon; soldered down)
Windows 10 IoT Enterprise 2015 LTSB for Retail and Thin Clients
HP ThinPro 6
HP Smart Zero
Preinstalled
Windows 10 IoT Enterprise 2015 LTSB for Retail and Thin Clients
HP ThinPro 6
HP Smart Zero
AC adapter
Category Description
M.2 solid-state drive
Memory module
WLAN module
Keyboard
3
2 Components
Right
Component Description
(1) USB Type-C charging port Connects any USB device with a Type-C connector and can charge
(2) USB 3.0 port Connects an optional USB device, such as a keyboard, mouse,
products such as cell phones, laptops, tablets, and MP3 players.
external drive, printer, scanner or USB hub.
(3) HDMI port Connects an optional video or audio device, such as a high-
denition television, any compatible digital or audio component,
or a high-speed High Denition Multimedia Interface (HDMI)
device.
(4) External monitor port Connects an external VGA monitor or projector.
(5) RJ-45 (network) jack/status lights Connects a network cable.
●
Green (left): The network is connected.
●
Amber (right): Activity is occurring on the network.
(6) Power connector Connects an AC adapter.
4 Chapter 2 Components
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) 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.
(3) USB 2.0 charging port Connects an optional USB device, such as a keyboard, mouse,
external drive, printer, scanner or USB hub and can charge
products such as cell phones, laptops, tablets, and MP3 players.
(4) Audio-out (headphone)/Audio-in (microphone)
combo jack
(5) Memory card reader Reads optional memory cards that store, manage, share, or
(6) Drive light
Connects optional powered stereo speakers, headphones,
earbuds, a headset, or a television audio cable. Also connects an
optional headset microphone. This jack does not support
optional standalone microphones.
WARNING! To reduce the risk of personal injury, adjust the
volume before putting on headphones, earbuds, or a headset.
For additional safety information, refer to the Regulatory, Safety,
and Environmental Notices.
To access this guide in Windows:
▲ Select My PC, select the Specications tab, and then select
User Guides.
NOTE: When a device is connected to the jack, the computer
speakers are disabled.
access information.
●
Blinking white: The drive is being accessed.
●
Amber: HP 3D DriveGuard has temporarily parked the drive.
Left 5
Display
Component Description
(1) WLAN antennas* (select products only) Send and receive wireless signals to communicate with wireless local
area networks (WLANs).
(2) Internal microphones (1 or 2 depending on model) Record sound.
(3) Webcam light (select products only) On: The webcam is in use.
(4) Webcam (select products only) Records video and captures photographs. Some models allow you to
video conference and chat online using streaming video.
To use the camera in Windows:
▲ Type camera in the taskbar search box, and then select
Camera.
In ThinPro/Smart Zero, the webcam can only be used within a
session.
*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 in Windows:
▲ Select My PC, select the Specications tab, and then select User Guides.
6 Chapter 2 Components
Top
TouchPad
Component Description
(1) TouchPad zone Reads your nger gestures to move the pointer or activate
items on the screen.
(2) Left TouchPad button Functions like the left button on an external mouse.
(3) Right TouchPad button Functions like the right button on an external mouse.
Top 7
Lights
Component Description
(1) Power light
(2) Caps lock light On: Caps lock is on, which switches the key input to all capital
(3) Microphone mute light
(4) Num lock light On: Num lock is on.
(5) Wireless light On: An integrated wireless device, such as a wireless local area
(6) Mute light
●
On: The computer is on.
●
Blinking: The computer is in the Sleep state, a power-saving
state. The computer shuts o power to the display and
other unneeded components.
●
O: The computer is o or in Hibernation. Hibernation is a
power-saving state that uses the least amount of power.
letters.
●
Amber: microphone sound is o.
●
O: microphone sound is on.
network (WLAN) device and/or a Bluetooth® device, is on.
NOTE: On some models, the wireless light is amber when all
wireless devices are o.
●
Amber: Computer sound is o.
●
White: Computer sound is on.
8 Chapter 2 Components
Buttons and speakers
Component Description
(1) Power button
(2) Speakers (2) Produce sound.
●
When the computer is o, press the button to turn on the computer.
●
(Windows) When the computer is on, press the button briey to
initiate sleep.
●
(ThinPro/Smart Zero) When the computer is on, press the button
briey to power o.
●
(Windows) When the computer is in the Sleep state, press the button
briey to exit Sleep.
●
When the computer is in Hibernation, press the button briey to exit
Hibernation.
CAUTION: Pressing and holding down the power button results in the
loss of unsaved information.
If the computer has stopped responding and shutdown procedures are
ineective, press and hold the power button for at least 5 seconds to turn
o the computer.
In Windows, to learn more about your power settings, see your power
options.
▲ Type power in the taskbar search box, and then select Power and
sleep settings.
– or –
Right-click the Start button, and then select Power Options.
(3) Wireless button Turns the wireless feature on or o but does not establish a wireless
connection.
Top 9
Component Description
(4) Volume mute button Mutes and restores speaker sound.
Special function keys
Component Description
A wireless network must be set up before a wireless connection is
possible.
(1) esc key (ThinPro/Smart Zero) No function.
(Windows) 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 lock key, or the the
esc key.
See Using the hot keys on page 11.
(3) Windows key (ThinPro/Smart Zero) No local function. Functions as follows in a
remote session to a Windows computer:
(Windows) Opens the Start menu.
NOTE: Pressing the Windows key again will close the Start
menu.
(4) Embedded numeric keypad A numeric keypad superimposed over the keyboard alphabet
keys that enables you to add, subtract, and perform other
numeric tasks. When num lock is on, the keypad can be used like
an external numeric keypad.
(5) Windows application key (ThinPro/Smart Zero) No local function. Displays options for a
selected object in a remote session to a Windows computer.
(Windows) Displays options for a selected object.
(6) num lock key Alternates between the navigational and numeric functions on
the integrated numeric keypad.
10 Chapter 2 Components
Using the hot keys
To use a hot key:
▲
Press the fn key, and then press the correct function key represented by the icons below.
Press fn+function key Description
Initiates Sleep, which saves your information in system memory. The display and other system components
turn o and power is conserved.
To exit Sleep, briey press the power button.
CAUTION: To reduce the risk of information loss, save your work before initiating Sleep.
Turns the keyboard backlight o or on.
NOTE: To conserve battery power, turn o this feature.
Switches the screen image between display devices connected to the system. For example, if a monitor is
connected to the computer, repeatedly pressing this key alternates the screen image from the computer
display to the monitor display to a simultaneous display on both the computer and the monitor.
Decreases the screen brightness incrementally as long as you hold down the key.
Increases the screen brightness incrementally as long as you hold down the key.
Decreases speaker volume incrementally while you hold down the key.
Increases speaker volume incrementally while you hold down the key.
Mutes the microphone.
Top 11
Bottom
Component Description
(1) Service door Provides access to the WLAN module slot and the memory
module slots.
CAUTION: To prevent an unresponsive system, replace
the wireless module only with a wireless module
authorized for use in the computer by the governmental
agency that regulates wireless devices in your country or
region. If you replace the module and then receive a
warning message, remove the module to restore computer
functionality, and then contact support.
(2) Vents (2) Enable 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.
12 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.
IMPORTANT: Check the following locations for the labels described in this section: the bottom of the
computer, inside the battery bay, under the service door, or on the back of the display.
●
Service label—Provides important information to identify your computer. When contacting support, you
will probably be asked for the serial number, and possibly for the product number or the model number.
Locate these numbers before you contact support.
Your service label will resemble one of the examples shown below. Refer to the illustration that most
closely matches the service label on your computer.
Component
(1) Serial number
(2) Product number
(3) Warranty period
(4) Model number (select products only)
Component
(1) HP product name
(2) Product ID number
(3) Serial number
(4) Warranty period
●
Regulatory label(s)—Provide(s) regulatory information about the computer.
●
Wireless certication label(s)—Provide(s) information about optional wireless devices and the approval
markings for the countries or regions in which the devices have been approved for use.
Labels 13
3 Illustrated parts catalog
Computer major components
NOTE: HP continually improves and changes product parts. For complete and current information on
supported parts for your computer, go to http://partsurfer.hp.com, select your country or region, and then
follow the on-screen instructions.
NOTE: Details about your computer, including model, serial number, product key, and length of warranty,
are on the service tag at the bottom of your computer. See Labels on page 13 for details.
14 Chapter 3 Illustrated parts catalog
Item Description Spare part number
(1) Display panel assembly, non-touch
Non-touch displays are ONLY spared at the subcomponent level. For more information about
display components, see Display components on page 17.
(2) Keyboard (includes cable)
NOTE: For a detailed list of keyboard country codes, see Keyboard on page 32.
No backlight 906764-xxx
Backlit 906763-xxx
(3) Power button board 905712-001
(4) Top cover (includes touchpad assembly) 905702-001
(5) Function board 905710-001
(6) Speaker assembly 905705-001
(7) Fan 905706-001
(8) Heat sink assembly (UMA) (includes replacement thermal material) 910980-001
(9) System board with Intel Celeron 3865U processor (includes replacement thermal material) 921339-301
(10) USB/audio board 905713-001
(11) Hard drive cable not spared
(12) WLAN module
not spared
Intel Dual Band Wireless-AC 3168 802.11ac, 1×1 Wi-Fi + Bluetooth 4.2 combination adapter 852511-001
(13) M.2 solid-state drive, 128 GB 921340-001
(14) Memory module, 4 GB (PC4-2133) 862397-850
(15) Battery, Li-ion (4-cell, 48 WHr, 4.21 Ah) 851610-855
(16) Power connector cable 918201-001
(17) Base enclosure 905701-001
(18) Main service door
NOTE: The main service door is included in the Plastic Kit.
905703-001
Computer major components 15
Cable Kit
Item Description Spare part number
Cable Kit 905707-001
(1) Function board cable
(2) USB board cable
(3) Power button board cable
(4) TouchPad cable
16 Chapter 3 Illustrated parts catalog
Display components
Item Description Spare part number
(1) Display bezel
Models without a webcam 905693-001
Models with a webcam 905692-001
(2) Webcam module 826271-002
(3) Hinge covers (left and right) 905699-001
(4) Display/webcam cable assembly 905696-001
Display components 17
Item Description Spare part number
(5) WLAN antennas
(6) Display Hinge Kit, includes: 905698-001
Left hinge
Right hinge
(7) Display panel (raw)
HD 839668-002
(8) Display rear cover (includes wireless antennas) 905694-001
Plastics Kit
not spared
NOTE: Included in display enclosure
Item Description Spare part number
Plastics Kit 905703-001
(1) Main service door
(2) Fingerprint reader bracket (ngerprint reader not available on this product)
(3) Fingerprint reader insert
18 Chapter 3 Illustrated parts catalog
Miscellaneous parts
Description Spare part number
AC adapters
65-W Smart AC power adapter, 4.5 mm barrel connector (for use in India and the People’s Republic of
China)
45-W Smart AC power adapter, 4.5 mm barrel connector 741727-001
45-W Smart AC power adapter, 4.5 mm barrel connector, 2 prong 742436-001
Power cord (3-pin, C5, black, 1.83-m), for use in:
Argentina 401300-001
Australia 213356-001
Brazil 438722-001
Denmark 213353-001
Europe (Austria, Belgium, Finland, France, Germany, the Netherlands, Norway and Sweden) 213350-001
India 404827-001
Israel 398063-001
Italy 213352-001
Japan 349756-001
North America 213349-001
People’s Republic of China 286497-001
South Africa 361240-001
714657-001
South Korea 267836-001
Switzerland 213354-001
Taiwan 393313-001
Thailand 285096-001
United Kingdom and Singapore 213351-001
Power cord (3-pin, C5, black, 1.00-m), for use in:
Argentina 401300-007
Australia 213356-008
Brazil 438722-004
Denmark 213353-008
Europe (Austria, Belgium, Finland, France, Germany, the Netherlands, Norway and Sweden) 213350-009
India 404827-003
Israel 398063-003
Italy 213352-008
Japan 349756-002
Miscellaneous parts 19
Description Spare part number
North America 213349-009
People’s Republic of China 286497-008
South Africa 361240-002
South Korea 267836-008
Switzerland 213354-008
Taiwan 393313-003
Thailand 285096-006
United Kingdom and Singapore 213351-008
Power cord (3-pin, C7, black, 1.00-m), for use in:
Japan 190548-003
Screw Kit 912377-001
HP keyed cable lock 840158-001
HP Smart AC Adapter dongle, 7.4 mm 734734-001
HP USB-C to USB 3.0 Adapter 814618-001
20 Chapter 3 Illustrated parts catalog
Loading...