User Guide
Page 8
... firmly seated. Connects a display device that has a USB Type-C connector, providing DisplayPort™ output. (4) AC adapter and battery light ● White: The AC adapter is connected and the battery is fully charged. ● Amber: The AC adapter is connected and the battery is charging. ● Blinking amber: The battery has an error. ● Off: The battery is not charging. (5) microSD™ memory card reader Reads optional memory cards that has a USB Type-C SuperSpeed port connector, supplying power to Smart card reader (select products...
... firmly seated. Connects a display device that has a USB Type-C connector, providing DisplayPort™ output. (4) AC adapter and battery light ● White: The AC adapter is connected and the battery is fully charged. ● Amber: The AC adapter is connected and the battery is charging. ● Blinking amber: The battery has an error. ● Off: The battery is not charging. (5) microSD™ memory card reader Reads optional memory cards that has a USB Type-C SuperSpeed port connector, supplying power to Smart card reader (select products...
User Guide
Page 22
... account you reset your computer. A recovery reinstalls the operating system, software programs, and original factory settings. For detailed information about the standard procedures of your computer is fixed. You might want to change the owner of backing up your personal data, resetting your computer to original factory conditions, and recovering your data to an optional USB flash drive or SD memory card or through Google Drive. In the window that...
... account you reset your computer. A recovery reinstalls the operating system, software programs, and original factory settings. For detailed information about the standard procedures of your computer is fixed. You might want to change the owner of backing up your personal data, resetting your computer to original factory conditions, and recovering your data to an optional USB flash drive or SD memory card or through Google Drive. In the window that...
User Guide
Page 23
... that you need the following prerequisites: ● A USB flash drive or SD memory card with internet access. If possible, back up all files from the Chrome Web Store on -screen instructions to recover the original operating system and software programs that were installed at the factory. Creating recovery media You can install this utility from the device before you begin . ● A computer with a capacity of 4 GB or greater. Turn on your recovery media will...
... that you need the following prerequisites: ● A USB flash drive or SD memory card with internet access. If possible, back up all files from the Chrome Web Store on -screen instructions to recover the original operating system and software programs that were installed at the factory. Creating recovery media You can install this utility from the device before you begin . ● A computer with a capacity of 4 GB or greater. Turn on your recovery media will...
User Guide
Page 24
... appears, remove the recovery media. The recovery process begins immediately. 3. Setting up your computer after a reset or recovery 19 1. Disconnect any external devices connected to cancel the recovery during the verification process, press and hold esc+f3, and then press the power button. To enter recovery mode, press and hold the power button until the computer turns off. When the "Chrome OS is ready to reuse your operating system. Wait...
... appears, remove the recovery media. The recovery process begins immediately. 3. Setting up your computer after a reset or recovery 19 1. Disconnect any external devices connected to cancel the recovery during the verification process, press and hold esc+f3, and then press the power button. To enter recovery mode, press and hold the power button until the computer turns off. When the "Chrome OS is ready to reuse your operating system. Wait...
User Guide
Page 25
... product. HP website ● Support information To access the latest user guide, go to http://www.hp.com/ ● Ordering parts and finding additional help support, and follow the instructions to HP tools and troubleshooting for posture and work habits that provide product details, how-to the Chrome Web Store and install the HP Support Assistant app. ● Optimizes computer performance and resolves problems using the latest software updates, diagnostic...
... product. HP website ● Support information To access the latest user guide, go to http://www.hp.com/ ● Ordering parts and finding additional help support, and follow the instructions to HP tools and troubleshooting for posture and work habits that provide product details, how-to the Chrome Web Store and install the HP Support Assistant app. ● Optimizes computer performance and resolves problems using the latest software updates, diagnostic...
User Guide
Page 34
... action key 8 keys esc 7 power 6 search 7 L labels Bluetooth 9 regulatory 9 serial number 9 service 9 wireless certification 9 WLAN 9 lights AC adapter and battery 1, 3 camera 5 low blue light mode 4 M microphone (audio-in) jack, identifying 2 microphone mute action key 8 microSD memory card reader, identifying 3 mute action key 8 O open notifications action key 8 operating environment 22 P play/pause action key 8 ports HDMI 2 USB SuperSpeed 2 USB Type-C power connector and SuperSpeed port 1, 3 power key, identifying 6 printing 16 product name and number, computer 9 R recovery media creating...
... action key 8 keys esc 7 power 6 search 7 L labels Bluetooth 9 regulatory 9 serial number 9 service 9 wireless certification 9 WLAN 9 lights AC adapter and battery 1, 3 camera 5 low blue light mode 4 M microphone (audio-in) jack, identifying 2 microphone mute action key 8 microSD memory card reader, identifying 3 mute action key 8 O open notifications action key 8 operating environment 22 P play/pause action key 8 ports HDMI 2 USB SuperSpeed 2 USB Type-C power connector and SuperSpeed port 1, 3 power key, identifying 6 printing 16 product name and number, computer 9 R recovery media creating...
Maintenance and Service Guide
Page 5
... for disassembly ...28 Bottom cover ...28 Battery ...30 Solid-state drive ...31 WLAN module ...33 WWAN module ...35 Speakers ...36 Fan ...37 Touchpad ...38 USB board ...39 Lock bracket...41 Card reader ...42 Fingerprint reader and board ...43 Heat sink ...45 System board...46 Display assembly...49 Top cover with keyboard...57 6 Backing up, resetting, and recovering ...58 Backing up ...58 Resetting...58 Recovering ...58 Installing the Chromebook Recovery Utility ...59 Creating recovery media...59 Recovering the Chrome operating system...59 Setting up...
... for disassembly ...28 Bottom cover ...28 Battery ...30 Solid-state drive ...31 WLAN module ...33 WWAN module ...35 Speakers ...36 Fan ...37 Touchpad ...38 USB board ...39 Lock bracket...41 Card reader ...42 Fingerprint reader and board ...43 Heat sink ...45 System board...46 Display assembly...49 Top cover with keyboard...57 6 Backing up, resetting, and recovering ...58 Backing up ...58 Resetting...58 Recovering ...58 Installing the Chromebook Recovery Utility ...59 Creating recovery media...59 Recovering the Chrome operating system...59 Setting up...
Maintenance and Service Guide
Page 6
... HP Elite c645 14 inch G2 Chromebook™ Processors AMD Ryzen™ processors AMD Ryzen 7-5825C (2.00 GHz base frequency, up to Standard, 16 MB cache, 8 cores) AMD Ryzen 5-5625C (2.30 GHz base frequency, up to Standard, 16 MB cache, 6 cores) AMD Ryzen 3-5425C (2.70 GHz base frequency, up to 4.10 GHz Standard, 8 MB cache, 4 cores) Graphics Internal...
... HP Elite c645 14 inch G2 Chromebook™ Processors AMD Ryzen™ processors AMD Ryzen 7-5825C (2.00 GHz base frequency, up to Standard, 16 MB cache, 8 cores) AMD Ryzen 5-5625C (2.30 GHz base frequency, up to Standard, 16 MB cache, 6 cores) AMD Ryzen 3-5425C (2.70 GHz base frequency, up to 4.10 GHz Standard, 8 MB cache, 4 cores) Graphics Internal...
Maintenance and Service Guide
Page 7
... Audio and video B&O Play Dual speakers 5 MP camera, narrow field-of-view (NFOV), USB2 Dual-array digital microphone with Chrome Enterprise Upgrade Serviceability End user replaceable parts AC adapter 2 Chapter 1 Product description USB 3.2 Gen 1 Type-A (1) (models with WWAN) Keyboard/pointing devices Keyboard (island style, spill resistant) 3-coat paint, backlit 3-coat paint, backlit, privacy Textured Power requirements Battery 3 cell, 58 Whr, polymer, HP Long Life HP Fast Charge Technology Smart AC adapters (USB Type-C, non power...
... Audio and video B&O Play Dual speakers 5 MP camera, narrow field-of-view (NFOV), USB2 Dual-array digital microphone with Chrome Enterprise Upgrade Serviceability End user replaceable parts AC adapter 2 Chapter 1 Product description USB 3.2 Gen 1 Type-A (1) (models with WWAN) Keyboard/pointing devices Keyboard (island style, spill resistant) 3-coat paint, backlit 3-coat paint, backlit, privacy Textured Power requirements Battery 3 cell, 58 Whr, polymer, HP Long Life HP Fast Charge Technology Smart AC adapters (USB Type-C, non power...
Maintenance and Service Guide
Page 31
... when the power button light turns white to the product support page. 5. Technical bulletins Repair professionals 3. Place the cursor over Support resources to display more options. 3. Go to www.hp.com. 2. To locate technical bulletins: 1. Chrome: 1. Select Authorized service providers. 26 Chapter 4 Removal and replacement procedures preliminary requirements Post-operating system failures are logged in the BIOS Event Log. Type Event Viewer, and then press enter. 4. or - (On...
... when the power button light turns white to the product support page. 5. Technical bulletins Repair professionals 3. Place the cursor over Support resources to display more options. 3. Go to www.hp.com. 2. To locate technical bulletins: 1. Chrome: 1. Select Authorized service providers. 26 Chapter 4 Removal and replacement procedures preliminary requirements Post-operating system failures are logged in the BIOS Event Log. Type Event Viewer, and then press enter. 4. or - (On...
Maintenance and Service Guide
Page 33
... parts Component replacement procedures To remove and replace computer components, use the procedures described in models with WWAN Bottom cover for use in this procedure and illustration. NOTE: HP continually improves and changes product parts. Remove the bottom cover: 28 Chapter 5 Removal and replacement procedures for authorized service provider parts. Preparation for disassembly on -screen instructions. NOTE: Details about supported parts for your computer, go to http://partsurfer.hp.com, select your computer. Make...
... parts Component replacement procedures To remove and replace computer components, use the procedures described in models with WWAN Bottom cover for use in this procedure and illustration. NOTE: HP continually improves and changes product parts. Remove the bottom cover: 28 Chapter 5 Removal and replacement procedures for authorized service provider parts. Preparation for disassembly on -screen instructions. NOTE: Details about supported parts for your computer, go to http://partsurfer.hp.com, select your computer. Make...
Maintenance and Service Guide
Page 35
... battery. When replacing the bottom cover, make sure the gold metal strip (1) and silver rectangular foil (2) are installed and intact. Before removing the battery, follow these steps: 1. To avoid personal injury and damage to the product: ● Do not puncture, twist, or crack the battery. ● Do not cause an external puncture or rupture to the battery. ● Do not touch...
... battery. When replacing the bottom cover, make sure the gold metal strip (1) and silver rectangular foil (2) are installed and intact. Before removing the battery, follow these steps: 1. To avoid personal injury and damage to the product: ● Do not puncture, twist, or crack the battery. ● Do not cause an external puncture or rupture to the battery. ● Do not touch...
Maintenance and Service Guide
Page 39
... for disassembly (see Preparation for use in the computer by the governmental agency that regulates wireless devices in the Bracket Kit) Spare part number N17383-001 N18576-001 IMPORTANT: To prevent an unresponsive system, replace the wireless module only with the appropriate connector on the module. 34 Chapter 5 Removal and replacement procedures for authorized service provider parts Disconnect the battery cable from the system board (see Bottom cover...
... for disassembly (see Preparation for use in the computer by the governmental agency that regulates wireless devices in the Bracket Kit) Spare part number N17383-001 N18576-001 IMPORTANT: To prevent an unresponsive system, replace the wireless module only with the appropriate connector on the module. 34 Chapter 5 Removal and replacement procedures for authorized service provider parts Disconnect the battery cable from the system board (see Bottom cover...
Maintenance and Service Guide
Page 52
... (see Fan on page 30). 4. Remove the fan (see Heat sink on page 45). Disconnect the following components (as applicable) from the system board: ● Camera cable (ZIF) (1) ● Display cable (ZIF) (2) ● Left speaker cable (3) ● Card reader cable (4) ● Keyboard cable (ZIF) (5) ● Touchpad cable (ZIF) (6) System board 47 Prepare the computer for disassembly on page 28). 3. Table 5-14 System board descriptions and part numbers (continued) Description For use in models without...
... (see Fan on page 30). 4. Remove the fan (see Heat sink on page 45). Disconnect the following components (as applicable) from the system board: ● Camera cable (ZIF) (1) ● Display cable (ZIF) (2) ● Left speaker cable (3) ● Card reader cable (4) ● Keyboard cable (ZIF) (5) ● Touchpad cable (ZIF) (6) System board 47 Prepare the computer for disassembly on page 28). 3. Table 5-14 System board descriptions and part numbers (continued) Description For use in models without...
Maintenance and Service Guide
Page 71
... customer configuration programmed using Computer Setup CMOS noncritical (BIOS), or by the Controller. The content is firmware. Does this memory retain data when power is this device via the host protected by the HP backup of this memory and is Sure Start Embedded critical managed solely by changing the configuration data. firmware, and critical computer configuration data for Disk Sanitizer to troubleshoot nonvolatile memory usage. How is removed? Under Utilities, select Disk Sanitizer, select the hard drive...
... customer configuration programmed using Computer Setup CMOS noncritical (BIOS), or by the Controller. The content is firmware. Does this memory retain data when power is this device via the host protected by the HP backup of this memory and is Sure Start Embedded critical managed solely by changing the configuration data. firmware, and critical computer configuration data for Disk Sanitizer to troubleshoot nonvolatile memory usage. How is removed? Under Utilities, select Disk Sanitizer, select the hard drive...
Maintenance and Service Guide
Page 72
... render the computer nonfunctional. in select Elite or Z models. For more information, go to http://www.hp.com/ support. The third-party data store contents can be entered at the factory. Tools for manuals and specific product information, and then follow the on-screen instructions. What is this memory? System BIOS code is available on -screen instructions.) Stores Management Engine Code, Settings, Provisioning Data and iAMT thirdparty data...
... render the computer nonfunctional. in select Elite or Z models. For more information, go to http://www.hp.com/ support. The third-party data store contents can be entered at the factory. Tools for manuals and specific product information, and then follow the on-screen instructions. What is this memory? System BIOS code is available on -screen instructions.) Stores Management Engine Code, Settings, Provisioning Data and iAMT thirdparty data...
Maintenance and Service Guide
Page 73
... BIOS architecture but supports much of the legacy BIOS functionality. 68 Chapter 8 Statement of this memory and is calibration data to configuration utility from Windows. Does this memory store customer data? this section to answer your hard drive. available to the public unless a firmware upgrade is necessary to and factory. by user enrollment in the call to write to address a unique issue. Turn on -screen instructions. How can make...
... BIOS architecture but supports much of the legacy BIOS functionality. 68 Chapter 8 Statement of this memory and is calibration data to configuration utility from Windows. Does this memory store customer data? this section to answer your hard drive. available to the public unless a firmware upgrade is necessary to and factory. by user enrollment in the call to write to address a unique issue. Turn on -screen instructions. How can make...
Maintenance and Service Guide
Page 74
... the memory module, such as advanced hardware diagnostics (with the ability to display more detailed system information) and advanced firmware management and recovery software. The DIMM SPD memory contains information about resetting the keys. BIOS provides a secure runtime environment that contains computer configuration data. 6. How would be written? In this data be if you enabled Secure Boot and created Custom Secure Boot Keys, disabling Secure Boot does not clear the keys. the...
... the memory module, such as advanced hardware diagnostics (with the ability to display more detailed system information) and advanced firmware management and recovery software. The DIMM SPD memory contains information about resetting the keys. BIOS provides a secure runtime environment that contains computer configuration data. 6. How would be written? In this data be if you enabled Secure Boot and created Custom Secure Boot Keys, disabling Secure Boot does not clear the keys. the...
Maintenance and Service Guide
Page 79
... 19, 25 transporting 19, 25 workstation 19 H hard drive product description 1 specifications 61 HDMI port, identifying 5 headphone (audio-out) jack 4 heat sink illustrated 13 removal 45 spare part number 13 spare part numbers 45 hinge illustrated 16 spare part number 16 hinge covers illustrated 16 spare part number 16 HP Sure Start 64, 70 I illustrated parts catalog 12 internal microphones, identifying 6 J jacks audio-in (microphone) 4 audio-out (headphone) 4 K keyboard product description 2 keyboard country codes 57 keys esc 8 power 8 search 9 74 Index
... 19, 25 transporting 19, 25 workstation 19 H hard drive product description 1 specifications 61 HDMI port, identifying 5 headphone (audio-out) jack 4 heat sink illustrated 13 removal 45 spare part number 13 spare part numbers 45 hinge illustrated 16 spare part number 16 hinge covers illustrated 16 spare part number 16 HP Sure Start 64, 70 I illustrated parts catalog 12 internal microphones, identifying 6 J jacks audio-in (microphone) 4 audio-out (headphone) 4 K keyboard product description 2 keyboard country codes 57 keys esc 8 power 8 search 9 74 Index
Maintenance and Service Guide
Page 80
...10 service 10 wireless certification 10 WLAN 10 lights AC adapter and battery 3, 5 camera 7 lock bracket removal 41 spare part number 41 low blue light mode 6 M media card reader, product description 2 memory nonvolatile 64 volatile 64 memory module product description 1 microphone product description 2 microphone (audio-in) jack, identifying 4 microSD memory card reader, identifying 5 model name 1 N nonvolatile memory 64 O operating system, product description 2 P packaging guidelines 19, 25 pointing device, product description 2 ports HDMI 5 product description 2 USB SuperSpeed 4, 5 USB Type...
...10 service 10 wireless certification 10 WLAN 10 lights AC adapter and battery 3, 5 camera 7 lock bracket removal 41 spare part number 41 low blue light mode 6 M media card reader, product description 2 memory nonvolatile 64 volatile 64 memory module product description 1 microphone product description 2 microphone (audio-in) jack, identifying 4 microSD memory card reader, identifying 5 model name 1 N nonvolatile memory 64 O operating system, product description 2 P packaging guidelines 19, 25 pointing device, product description 2 ports HDMI 5 product description 2 USB SuperSpeed 4, 5 USB Type...