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HP mt42 Maintenance and Service Guide - Page 28

Plastics Kit, Miscellaneous parts

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Plastics Kit Item (1) (2) Component Plastics Kit Fingerprint reader blank SD card blank Miscellaneous parts Component AC adapter: 45 W HP Smart AC adapter, nPFC, slim 45 W HP Smart AC adapter, nPFC, 2P 65 W HP Smart AC adapter, nPFC, emerging markets 65 W HP Smart AC adapter, nPFC, S-3P 65 W HP Smart AC adapter, nPFC HP Mobile Connect HP DisplayPort to HDMI cable HP Essential Top Load Case HP Professional Slim Top Load Case Cable lock docking station HP USB Laser Mouse HP USB Travel Mouse Power cord (3-pin, C5, black, 1.83-m), for use in: Argentina Australia 18 Chapter 3 Illustrated parts catalog Spare part number 821175-001 Spare part number 741727-001 742436-001 714657-001 710412-001 693711-001 714749-001 749288-001 679921-001 703888-001 575921-001 674318-001 757770-001 401300-001 213356-001

Section	Page
Product description	11
External component identification	14
Right	14
Left	15
Display	16
Top	17
TouchPad	17
Lights	18
Buttons and speakers	19
Keys	20
Bottom	22
Front	23
Locating system information	23
Illustrated parts catalog	25
Computer major components	25
Display assembly subcomponents	27
Plastics Kit	28
Miscellaneous parts	28
Removal and replacement procedures preliminary requirements	30
Tools required	30
Service considerations	30
Plastic parts	30
Cables and connectors	31
Drive handling	31
Grounding guidelines	32
Electrostatic discharge damage	32
Packaging and transporting guidelines	33
Workstation guidelines	33
Equipment guidelines	34
Removal and replacement procedures for Customer Self-Repair parts	35
Component replacement procedures	35
Bottom cover	35
Battery	38
SSD	39
Memory modules	40
WLAN/Bluetooth combo card	42
WWAN module	44
Keyboard	46
Removal and replacement procedures for Authorized Service Provider parts	49
Component replacement procedures	49
RTC battery	50
Internal base plate	51
Heat sink/fan assembly	53
Power button board	55
Touchpad button board	56
USB/audio board	57
System board	58
Speaker assembly	60
Display assembly	61
Top cover	65
Computer Setup (BIOS) and MultiBoot	66
Using Computer Setup	66
Starting Computer Setup	66
Navigating and selecting in Computer Setup	66
Restoring factory settings in Computer Setup	67
Updating the BIOS	67
Determining the BIOS version	67
Downloading a BIOS update	68
Using MultiBoot	69
About the boot device order	69
Choosing MultiBoot preferences	69
Setting a new boot order in Computer Setup	69
Dynamically choosing a boot device using the f9 prompt	70
Setting a MultiBoot Express prompt	70
Entering MultiBoot Express preferences	70
Using HP Sure Start (select models only)	70
Using HP PC Hardware Diagnostics (UEFI)	71
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device	71
Device management	73
Diagnostics and troubleshooting	74
Lights	74
Wake-on LAN	74
Power-on sequence	75
Power-on diagnostic tests	75
Troubleshooting	75
Basic troubleshooting	75
Configuring a PXE server	76
Using HP ThinUpdate to restore the image	77
Adding an image restore tool	78
Power cord set requirements	79
Requirements for all countries	79
Requirements for specific countries and regions	79
Statement of memory volatility	81
Nonvolatile memory usage	83
Questions and answers	85
Using HP Sure Start (select models only)	86
Specifications	87
Input power	87
Operating environment	87
Recycling	88