HP Elite c640 14 inch G3 Chromebook Maintenance and Service Guide
HP Elite c640 14 inch G3 Chromebook Manual
View all HP Elite c640 14 inch G3 Chromebook manuals
Add to My Manuals
Save this manual to your list of manuals |
HP Elite c640 14 inch G3 Chromebook manual content summary:
- HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 1
Maintenance and Service Guide SUMMARY This guide provides information about spare parts, removal and replacement of parts, security, backing up, and more. - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 2
its subsidiaries in the U.S. and/or other countries. Chrome, Chrome OS, Chromebook, Google, and Google Drive are trademarks of Google LLC. SDHC, SDXC, and the latest user guides, go to http://www.hp.com/support, and follow the instructions to find your product. Then select Manuals. Software terms - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 3
Safety warning notice Reduce the possibility of heat-related injuries or of overheating the computer by following the practices described. 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 - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 4
14 Miscellaneous parts...16 4 Removal and replacement procedures preliminary requirements 19 Tools required ...19 Service equipment...22 Cleaning your computer ...23 Enabling HP Easy Clean (select products only) ... support information ...25 5 Removal and replacement procedures for authorized service - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 5
...58 Resetting...58 Recovering ...58 Installing the Chromebook Recovery Utility ...59 Creating recovery media...59 ...61 Computer specifications ...61 35.6 cm (14.0 in) display specifications ...61 Solid-state usage ...66 Questions and answers ...68 Using HP Sure Start (select products only) ...70 - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 6
their descriptions Category Description Product Name HP Elite c640 14 inch G3 Chromebook™ Processors Intel® Core™ processors Integrated, not customer accessible or upgradeable supporting up to 32 GB of RAM LPDDR4-4266 dual-channel support Supports the following configurations: ● 32 GB - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 7
only) Intel® XMM™ 7360 LTE-Advanced (Cat 9) Media card reader Supports microSD™, SDHC™, SDXC™ Ports HDMI v2.0 USB Type-C® USB 3.2 WWAN models Textured Power requirements Battery 3 cell, 58 Whr, polymer, HP Long Life HP Fast Charge Technology Smart AC adapters (USB Type-C, non power factor - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 8
(select products only) Kensington nano security lock Active SmartCard (select products only) Operating system Chrome™ Chrome with Chrome Education Upgrade Chrome with Chrome Enterprise Upgrade Serviceability End user replaceable parts AC adapter Product description 3 - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 9
(4) USB Type-C® power connector and Thunderbolt™ port (5) USB SuperSpeed port (6) Audio-out (headphone)/audio-in (microphone) combo jack Description Supports a wireless subscriber identity module (SIM) card. Attaches an optional security cable to the computer. ● White: The AC adapter is - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 10
is not charging. (5) microSD™ memory card reader Reads optional memory cards that store, manage, share, or access information. (6) Smart card reader (select products only) Supports optional smart cards. Display Use the illustration and table to identify the components on the display. Left 5 - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 11
Table 2-3 Display components and their descriptions Component Description (1) WWAN antennas* (select products only Send and receive wireless signals to communicate with wireless wide area networks (WWANs). (2) WLAN antennas* Send and receive wireless signals to communicate with wireless - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 12
Touchpad The touchpad settings and components are described here. Table 2-4 Touchpad component and description Component Description Touchpad zone Reads your finger gestures to move the pointer or activate items on the screen. Power key and fingerprint reader The power key is located at the - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 13
Table 2-5 Power key and fingerprint reader and their descriptions Component Description (1) Power key ● When the computer is off, press the key briefly to turn on the computer. ● When the computer is on, press and hold the key for 10 seconds to turn off the computer. IMPORTANT: Pressing and - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 14
Table 2-6 Special keys and their descriptions Component (1) esc key (2) Search key (3) Action keys Description Activates certain computer functions when pressed in combination with other keys, such as tab or shift. Execute frequently used system functions. Bottom Use the illustration and - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 15
when you troubleshoot system problems or travel Service label-Provides important information to identify your computer. When contacting support , you might be asked for the serial number, the product number, or the model number. Locate this information before you contact support. Your service - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 16
name (2) Product ID (3) Serial number (4) Warranty period Table 2-10 Service label components Component (1) HP product name (2) Warranty period (3) Product ID (4) Serial number ● Regulatory labels-Provide regulatory information about the computer. ● Wireless certification labels-Provide information - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 17
3 Illustrated parts catalog Use this chapter to determine the spare parts that are available for the computer. Computer major components To identify the computer major components, use this illustration and table. 12 Chapter 3 Illustrated parts catalog - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 18
assembly NOTE: Display assemblies are offered as spare parts only at a subcomponent level. For more information, see Display assembly subcomponents on page 14. (2) Top cover with keyboard For a detailed list of country codes, see Top cover with keyboard on page 56. Backlit, WWAN models Backlit - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 19
part number N12921-001. (13) Battery (3 cell, 58 Whr) NOTE: The battery bracket is available in the Bracket Kit as spare part number N12921-001. (14) Bottom cover For use in models with WWAN For use in models with WLAN Solid-state drive (PCIe) (not illustrated) NOTE: The solid-state drive - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 20
Table 3-2 Display component descriptions and part numbers Item Component (1) Display bezel For use in privacy models For use in nonprivacy models (2) Camera module (3) Display panel (includes panel adhesive) NOTE: The panel tape kit is available as spare part number N13937-001. FHD, 250 - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 21
Table 3-2 Display component descriptions and part numbers (continued) Item Component FHD, 1000 nits, privacy HD, 250 nits (4) Hinges (includes left and right display hinges) (5) Hinge cover (6) WWAN antenna kit (7) WLAN antenna kit (8) Display panel cable (9) Display back cover For - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 22
RJ-45, FD USB 3.0-to-gigabit, FD HP USB Type-C-to-USB Type-A hub HP USB-C travel hub HP 14.1 business, slim, top load case HP Prelude Pro 15.6 backpack HP Prelude Pro 15.6 top load case HP business 14.1 laptop bag HP bluetooth travel mouse HP USB mouse HP nano lock HP Sure Key cable lock Power cords - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 23
Table 3-3 Miscellaneous part descriptions and part numbers (continued) Component Taiwan Thailand Thailand (bundle) United Kingdom Power cord (C5, premium, 1.0 m [3.3 ft]) Europe (Austria, Belgium, Finland, France, Germany, the Netherlands, Norway, and Sweden) Spare part number L19372-001 L19371-001 - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 24
during disassembly and reassembly can damage plastic parts. Cables and connectors Handle cables with extreme care to avoid damage. IMPORTANT: When servicing the computer, be sure that cables are placed in their proper locations during the reassembly process. Improper cable placement can damage the - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 25
is not in the drive, and be sure that the optical drive tray is closed. ● Handle drives on surfaces covered with at least 2.54 cm (1 inch) of shock-proof foam. ● Avoid dropping drives from any height onto any surface. ● After removing a hard drive or an optical drive, place it in a static - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 26
electric components can be packaged together in plastic tubes, trays, or polystyrene foam. 10% 35,000 V 12,000 V 6,000 V 2,000 V 11,500 V 14,500 V 26,500 V 21,000 V NOTE: As little as 700 V of static electricity can degrade a product. Preventing electrostatic damage to equipment Many electronic - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 27
with pins, leads, or circuitry. Recommended materials and equipment HP recommends certain materials and equipment to prevent static electricity: Static-dissipative table or floor mats with hard tie to ground ● Field service kits ● Static awareness labels ● Wrist straps and footwear straps providing - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 28
continues to operate at its best. Use the following information to safely clean the external surfaces of your computer. Enabling HP Easy Clean (select products only) HP Easy Clean helps you to avoid accidental input while you clean the computer surfaces. This software disables devices such as the - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 29
gently with the moistened cloth. IMPORTANT: Keep liquids away from the product. Avoid getting moisture in any openings. If liquid makes its way inside your HP product, it can cause damage to the product. Do not spray liquids directly on the product. Do not use aerosol sprays, solvents, abrasives, or - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 30
to ground and that proper materials are selected to avoid static charging. When grounding is not possible, use an ionizer to dissipate electric charges. Accessing support information To find the HP support that you need, use this information. Caring for wood veneer (select products only) 25 - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 31
. To locate technical bulletins: 1. Go to www.hp.com. 2. Place the cursor over Problem solving to display more options. 3. Select Support & Troubleshooting. 4. Type the serial number, product number, or product name to go to the product support page. 5. Select Advisories to view technical bulletins - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 32
information locations (continued) Service consideration Path to access information Component and diagnosis information, failure To locate diagnosis information and actions: detection, and required action 1. Go to http://www.hp.com/go/techcenter/pcdiags. 2. Select Get Support. 3. Near the bottom - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 33
serial number, product key, and length of warranty, are on the service tag at the bottom of your computer. Component replacement procedures To remove about supported parts for your computer, go to http://partsurfer.hp.com, select your country or region, and then follow the on-screen instructions. - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 34
1. Remove the four Phillips M2.5 × 6.0 screws (1) from the top and the two Phillips M2.0 × 4.0 screws (2) from the bottom of the bottom cover. 2. Open the display to 90° (1). 3. While holding the bottom edge of the computer, place your thumbs on the top cover, below the keyboard and to the left and - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 35
(see Preparation for disassembly on page 28). 2. Remove the bottom cover (see Bottom cover on page 28). 30 Chapter 5 Removal and replacement procedures for authorized service provider parts - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 36
To reduce potential safety issues, use only the user-replaceable battery provided with the computer, a replacement battery provided by HP, or a compatible battery purchased from HP. IMPORTANT: Removing a battery that is the sole power source for the computer can cause loss of information. To prevent - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 37
(2) that secures the drive. 3. Pull the drive out of the socket (3). NOTE: Computer component appearance might vary. 32 Chapter 5 Removal and replacement procedures for authorized service provider parts - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 38
4. To replace an M.2 2230 drive with a M.2 2280 drive, remove the adapter bracket by removing the Phillips M2.0 × 2.0 screw (1) that secures the adapter bracket, and then removing the bracket (2). Install the new drive. 5. To replace an M.2 2280 drive with a M.2 2230 drive, install the adapter - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 39
a warning message, remove the module to restore device functionality, and then contact technical support. Before removing the WWAN module, follow these steps: 1. Prepare the computer for from the module (3). 34 Chapter 5 Removal and replacement procedures for authorized service provider parts - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 40
3. Pull the module out of the socket to remove it (4). NOTE: When you look at the antenna terminals from the top of the module, the white WWAN antenna cable connects to the terminal to the left of the black WWAN antenna cables. NOTE: Computer component appearance might vary. 4. If the WWAN antenna - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 41
. Fan To install the speakers, reverse this procedure. To remove the fan, use this procedure and illustration. 36 Chapter 5 Removal and replacement procedures for authorized service provider parts - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 42
Table 5-6 Fan description and part number Description Fan Spare part number N12918-001 Before removing the fan, follow these steps: 1. Prepare the computer for disassembly (see Preparation for disassembly on page 28). 2. Remove the bottom cover (see Bottom cover on page 28). 3. Disconnect the - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 43
in models with WLAN N13679-001 USB board cable for use in models with WWAN N13680-001 38 Chapter 5 Removal and replacement procedures for authorized service provider parts - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 44
Table 5-8 USB board description and part number (continued) Description USB board cable for use in models with WLAN USB board bracket (available in the Bracket Kit) Spare part number N13681-001 N12921-001 Before removing the USB board, follow these steps: 1. Prepare the computer for disassembly ( - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 45
description and part number Description Lock bracket (available in the Bracket Kit) Spare part number N12921-001 40 Chapter 5 Removal and replacement procedures for authorized service provider parts - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 46
Before removing the lock bracket, follow these steps: 1. Prepare the computer for disassembly (see Preparation for disassembly on page 28). 2. Remove the bottom cover (see Bottom cover on page 28). 3. Disconnect the battery cable from the system board (see Battery on page 30). 4. Remove the USB - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 47
the card reader near the touchpad (1), and then lift to release the card reader from the computer (2). 42 Chapter 5 Removal and replacement procedures for authorized service provider parts - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 48
To install the card reader, reverse this procedure. Fingerprint reader and board To remove the fingerprint reader and board, use this procedure and illustration. Table 5-11 Fingerprint reader and board description and part number Description Fingerprint reader Fingerprint reader board Fingerprint - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 49
the heat sink to the system board. 2. Remove the heat sink (2). NOTE: Computer component appearance might vary. 44 Chapter 5 Removal and replacement procedures for authorized service provider parts - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 50
3. Thoroughly clean the thermal material from the surfaces of the heat sink and the system board components each time the heat sink is removed. Replacement thermal material is included with the heat sink and system board spare part kits. Thermal paste (1) and thermal pads (2) are used on the heat - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 51
the system board: ● WLAN module screw and bracket (1) ● Antenna cables from the WLAN module (2) ● Camera cable (ZIF) (3) 46 Chapter 5 Removal and replacement procedures for authorized service provider parts - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 52
● Display cable (ZIF) (4) ● Left speaker cable (5) ● Card reader cable (6) ● Keyboard cable (ZIF) (7) ● Touchpad cable (ZIF) (8) ● Keyboard backlight cable (ZIF) (9) (select products only) ● Fingerprint reader cable (ZIF) (10) (select products only) ● USB cables (ZIF) from the USB board (11) ● - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 53
the bottom cover (see Bottom cover on page 28). 3. Remove the battery (see Battery on page 30). 48 Chapter 5 Removal and replacement procedures for authorized service provider parts - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 54
4. Remove the heat sink (see Heat sink on page 44). Remove the display assembly: 1. (Models with WWAN) Disconnect the WWAN antenna cables (1) from the terminals on the WWAN module. 2. Remove the Phillips M2.0 × 2.0 screw (2) from the WLAN bracket, and then remove the bracket. 3. Disconnect the WLAN - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 55
hinges from the display back cover (3). The display hinges are available as spare part number N12927-001. 50 Chapter 5 Removal and replacement procedures for authorized service provider parts - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 56
14. To remove the display panel: a. The display panel is secured to the display enclosure with tape that is installed under the left and right sides - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 57
c. Release the adhesive support strip (1) that secures the display panel cable connector to the display panel. d. Lift the retainer latch from the connector cable is available as spare part number N12926-001. 52 Chapter 5 Removal and replacement procedures for authorized service provider parts - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 58
f. Remove the Mylar strips from each side of the inside of the display back cover. The replacement spare part includes these strips. g. When installing a display panel, be sure to install the Mylar and the adhesive strips along the right and left sides of the inside of the display back cover as - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 59
inside of the display back cover. The camera cable is available as spare part number N10434-001. 54 Chapter 5 Removal and replacement procedures for authorized service provider parts - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 60
17. To remove the WWAN antennas and cables, release the cables from the retention clips on the inside of the display back cover (1), peel the wireless antennas (2) off the display back cover, and then remove them (3). The WWAN cables and antennas are available as spare part number N12922-001. 18. To - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 61
the top cover with keyboards. The second table provides the keyboard country codes. Table 5-14 Top cover with keyboard descriptions and part numbers Description Spare part number Top cover with Korea -AD1 56 Chapter 5 Removal and replacement procedures for authorized service provider parts - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 62
Table 5-15 Spare part country codes (continued) For use in country or region Spare part number For use in country or region Spare part number Bulgaria -261 Israel -BB1 Chile -161 Italy -061 Czech Republic/Slovakia -FL1 Japan -291 Denmark, Finland, and Norway -DH1 The Netherlands - - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 63
your operating system with the Chromebook Recovery Utility. Backing up backup, go to http://www.support.google.com. Resetting A factory this Chrome device." ● You are having problems with your user profile or settings. ● Continue. 5. Follow the on-screen instructions to reset your computer, and sign - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 64
a system recovery on your computer, go to http://www.support.google.com. Before you begin the recovery process, you need Chromebook Recovery Utility: ▲ Open the Chrome Web Store, search for chrome recovery, select Chromebook Recovery Utility from the Apps list, and follow the on-screen instructions - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 65
For details about setting up the computer, go to http://www.support.google.com. Erasing and reformatting the recovery media When you create now. 5. After the recovery media is erased, select Done to close the Chromebook Recovery Utility, and then remove the USB flash drive or SD memory card. - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 66
40,000 ft NOTE: Applicable product safety standards specify thermal limits for plastic surfaces. The device operates well within this range of temperatures. 35.6 cm (14.0 in) display specifications This section provides specifications for your display. Specifications 61 - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 67
1920 × 1080 (FHD) 1366 × 768 (HD) Antiglare 1000 nits (privacy) 400 nits (100% sRGB) 250 nits UWVA (FHD) SVA (HD) WLED eDP U.S. 14.0 in Solid-state drive specifications This section provides specifications for your solid-state drives. Table 7-3 Solid-state drive specifications 256 GB* 512 GB - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 68
Table 7-3 Solid-state drive specifications (continued) 256 GB* NOTE: Certain restrictions and exclusions apply. Contact support for details. 512 GB* 1 TB* Solid-state drive specifications 63 - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 69
nonvolatile memory that can contain personal data after the system has been turned off and the hard drive has been removed, use these instructions. HP business computer products that use Intel®-based or AMD®-based system boards contain volatile DDR memory. The amount of nonvolatile memory present in - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 70
Utilities. d. Under Utilities, select Secure Erase, select the hard drive storing the data you want to clear, and then follow the on-screen instructions to continue. - or - Clear the contents of the drive using the following Disk Sanitizer commands steps: i. Turn on or restart the computer, and - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 71
you want to clear, and then follow the on-screen instructions to continue. NOTE: The amount of time it takes table to troubleshoot nonvolatile memory usage. Table 8-1 Troubleshooting steps for select platforms that support HP Sure Start. For more information, see Using HP Sure Start ( - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 72
Table 8-1 Troubleshooting steps for nonvolatile memory usage (continued) instructions. Intel 1.5 MB or 7 MB Yes Yes Management Engine Firmware (present only in select Elite or Z models. For more information, go to http://www.hp.com/support. Select Identify your product for manuals - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 73
HP instructions. 2. What is a UEFI BIOS, and how is it different from a legacy BIOS? The Unified Extensible Firmware Interface (UEFI) BIOS is an industry-standard software interface between the platform firmware and an operating system (OS). It replaces the older BIOS architecture but supports - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 74
BIOS provides a secure runtime environment that supports a Graphic User Interface (GUI). In firmware management and recovery software. HP has provided options in Computer Setup on-screen instructions. d. Select Main, select Save Changes and Exit, and then follow the on-screen instructions. 7. - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 75
screen instructions to continue. Using HP Sure Start (select products only) Select computer models are configured with HP HP Sure Start default configuration. Advanced users can customize the default configuration. To access the latest documentation on HP Sure Start, go to http://www.hp.com/support - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 76
9 Power cord set requirements This chapter provides power cord requirements for countries and regions. The wide-range input feature of the computer permits it to operate from any line voltage from 100 V ac to 120 V ac, or from 220 V ac to 240 V ac. The three-conductor power cord set included with - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 77
Table 9-1 Power cord requirements for specific countries and regions (continued) Country/region Accredited agency Applicable note number India BIS 1 Israel SII 1 Italy IMQ 1 Japan JIS 3 Netherlands KEMA 1 New Zealand SANZ 1 Norway NEMKO 1 People's Republic of China CCC 4 - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 78
dispose of the battery in general household waste. Follow the local laws and regulations in your area for battery disposal. HP encourages customers to recycle used electronic hardware, HP original print cartridges, and rechargeable batteries. For more information about recycling programs, see the - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 79
discharge 19, 20 Chromebook Recovery Utility, installing 59 cleaning your computer 23 caring for wood veneer 25 disinfecting 24 HP Easy Clean 23 specifications 61 HDMI port, identifying 5 heat sink illustrated 14 removal 44 spare part number 14 spare part numbers 44 hinge illustrated 16 spare part - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 80
-state drive 62 static electricity 19, 20 support information 25 system board illustrated 13 removal 45 spare part number 13 spare part numbers 45 system memory, removing personal data from volatile 64 system recovery Chrome operating system 59 Chromebook Recovery Utility 59 recovery media 59 T top - HP Elite c640 14 inch G3 Chromebook | Maintenance and Service Guide - Page 81
touchpad zone, identifying 7 transporting guidelines 19, 25 traveling with the computer 10 U USB board illustrated 14 removal 38 spare part number 14 spare part numbers 38 USB SuperSpeed port 5 USB SuperSpeed port, identifying 4 USB Type-C power connector and thunderbolt port, identifying 4 USB Type
Maintenance and Service Guide
SUMMARY
This guide provides information about spare parts, removal and replacement of parts, security, backing up, and more.