HP ProBook 455 G7 Maintenance And Service Manual Download Page 63

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(7) Keyboard cable (ZIF)

(8) Card reader cable (ZIF) and tape

(9) Touchpad cable (ZIF)

(10) Backlight cable (ZIF)

(11) Fingerprint sensor cable (ZIF)

(12) Hard drive cable

Remove the four Phillips M2.0 × 4.0 screws (1) that secure the system board to the computer.

Remove the three Phillips M2.0 × 2.5 screws (2) that secure the system board to the computer.

Remove the broadhead Phillips M2.5 × 2.5 screw (3) that secures the system board to the computer.

Component replacement procedures

Summary of Contents for ProBook 455 G7

Page 1: ...Maintenance and Service Guide HP ProBook 455 G7 Notebook PC IMPORTANT This document is intended for HP authorized service providers only ...

Page 2: ...ons contained herein First Edition April 2020 Document Part Number L92358 001 Product notice This 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 or versions of Windows Systems may require upgraded and or separately purchased hardware drivers software or BIOS update to take full advantage of ...

Page 3: ...a hard flat 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 airflow 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 defined by applicable ...

Page 4: ...iv Safety warning notice ...

Page 5: ...nts 19 Cable Kit 21 Bracket Kit 22 Mass storage devices 23 Miscellaneous parts 24 4 Removal and replacement procedures preliminary requirements 27 Tools required 27 Service considerations 27 Plastic parts 27 Cables and connectors 27 Drive handling 28 Workstation guidelines 28 Electrostatic discharge information 28 Generating static electricity 29 Preventing electrostatic damage to equipment 29 Per...

Page 6: ...ssembly 50 Card reader board 51 RTC battery 53 System board 54 Display assembly 57 Power connector cable 66 Keyboard top cover 67 6 Computer Setup BIOS TPM and HP Sure Start 68 Using Computer Setup 68 Starting Computer Setup 68 Navigating and selecting in Computer Setup 68 Restoring factory settings in Computer Setup 68 Updating the BIOS 69 Determining the BIOS version 69 Downloading a BIOS update...

Page 7: ...dware Diagnostics UEFI version 75 Downloading Remote HP PC Hardware Diagnostics UEFI by product name or number 75 Customizing Remote HP PC Hardware Diagnostics UEFI settings 75 8 Backing up restoring and recovering 77 Backing up information and creating recovery media 77 Using Windows tools 77 Using the HP Cloud Recovery Download Tool to create recovery media select products only 77 Restoring and ...

Page 8: ...Requirements for specific countries and regions 90 12 Recycling 92 Index 93 viii ...

Page 9: ...pports 4 independent displays when on the HP Thunderbolt Dock 120 W G2 Max resolution 4 K 30 Hz DisplayPort 1 or 4 K 30 Hz DisplayPort 2 Supports 4 independent displays when on the HP USB C Mini Dock Max resolution 4 K 30 Hz HDMI or 1920 1080 60 Hz VGA Supports 4 independent displays when on the HP USB C Universal Dock Max resolution 4 K 30 Hz DisplayPort 1 or 4 K 30 Hz DisplayPort 2 Panel 39 6 cm...

Page 10: ...e audio in microphone combo jack RJ 45 network Realtek RTL8111HSH CG 10 100 1000 Supports S3 S4 S5 wake on LAN with embedded NIC The following support S3 S4 S5 wake on LAN via out of band HP USB C Universal Dock HP USB C Dock G4 HP Thunderbolt Dock 120 W G2 HP USB C Mini Dock HP USB C A Universal Dock G2 and HP USB C Dock G5 The following support S0 S3 S4 S5 MAPT via out of band HP USB C Universal...

Page 11: ...lug unplug and autodetect HDMI 1 4 USB 2 0 powered port left Two USB 3 1 Gen 1 ports right USB 3 1 Gen 1 Type C port PD DP Audio out headphone audio in microphone combo jack RJ 45 network Multi pin AC port Sensors Accelerometer Hall sensor Docking HP Thunderbolt Dock 120 W G2 HP USB C Dock G4 HP USB C Universal Dock HP USB C Mini Dock HP TB Dock G2 Audio Module HP USB C A Universal Dock G2 HP USB ...

Page 12: ...0 m 3 3 ft conventional 2 wire plug C7 1 0 m 3 3 ft conventional Duckhead power cord C5NS 1 8 m 5 9 ft Duckhead power cord C5NS 1 0 m 3 3 ft Duckhead C5NS Security Security lock Integrated touch fingerprint sensor select products only TPM 2 0 Infineon soldered down Hardware enforced firmware protection HP Hardware Root of Trust Preboot authentication password Operating system Operating system vers...

Page 13: ...ica Market PPP Windows 10 Home 64 Single Language APAC EM PPP Windows 10 Home 64 Single Language India Market PPP Windows 10 Home 64 Single Language Indonesia Market PPP Windows 10 Pro 64 Windows 10 Pro 64 Chinese Market Windows 10 Pro 64 StF MSNA Plus Windows 10 Pro 64 StF MSNA Standard Windows 10 Pro 64 StF MSNA Strategic FreeDOS Restore Media Windows 10 Driver DVD Windows 10 Driver USB Windows ...

Page 14: ...ccess this guide Type HP Documentation in the taskbar search box and then select HP Documentation NOTE When a device is connected to the jack the computer speakers are disabled 2 USB SuperSpeed port Connects a USB device such as a cell phone camera activity tracker or smartwatch and provides high speed data transfer 3 HDMI port Connects an optional video or audio device such as a high definition t...

Page 15: ...utput NOTE Cables adapters or both purchased separately might be required 6 Battery light When AC power is connected White The battery charge is greater than 90 Amber The battery charge is from 0 to 90 Off The battery is not charging When AC power is disconnected battery not charging Blinking amber The battery has reached a low battery level When the battery has reached a critical battery level th...

Page 16: ...ts 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 off during routine operation 4 Memory card reader Reads optional memory cards that store manage share or access information To insert a card 1 Hold the card label side up with the connectors facing the computer 2 Insert the card into the memory card...

Page 17: ...era slide the camera privacy cover in the opposite direction to reveal the lens NOTE If you have both front facing and rear facing cameras when one camera lens is revealed and ready to use the other is concealed 5 HD camera light On The HD camera is in use The antennas are not visible from the outside of the computer For optimal transmission keep the areas immediately around the antennas free from...

Page 18: ...nt Description 1 Touchpad zone Reads your finger 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 10 Chapter 2 Components ...

Page 19: ...st amount of power 2 Caps lock light On Caps lock is on which switches the key input to all capital letters 3 Mute light On Computer sound is off Off Computer sound is on 4 Microphone mute light On Microphone is off Off Microphone is on 5 Num lk light On Num lock is on 6 Wireless light On An integrated wireless device such as a wireless local area network WLAN device and or a Bluetooth device is o...

Page 20: ...ures are ineffective press and hold the power button for at least 4 seconds to turn off the computer To learn more about your power settings see your power options Right click the Power meter icon and then select Power Options 2 Speakers 2 Produce sound 3 Vent Enables airflow to cool internal components NOTE The computer fan starts up automatically to cool internal components and prevent overheati...

Page 21: ...OTE Pressing the Windows key again closes the Start menu 4 Action keys Execute frequently used system functions 5 num lk key Alternates between the navigational and numeric functions on the integrated numeric keypad 6 Integrated numeric keypad A separate keypad to the right of the alphabet keyboard When num lk is pressed the integrated keypad can be used like an external numeric keypad NOTE If the...

Page 22: ...Turns on scroll lock E Turns on the insert function R Breaks the operation S Sends a programing query W Pauses the operation Bottom Table 2 9 Bottom component and description Component Description Vent Enables airflow 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 off du...

Page 23: ...ablet kickstand Service label Provides important information to identify your computer When contacting support you may be asked for the serial number the product number or the model number Locate this information before you contact support Table 2 10 Service label components Component 1 HP product name 2 Product ID 3 Serial number 4 Warranty period Regulatory label s Provide s regulatory informati...

Page 24: ...ported 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 15 for details 16 Chapter 3 Illustrated parts catalog ...

Page 25: ...d replacement thermal material All system boards use the following part numbers xxxxxx 001 Non Windows operating system xxxxxx 601 Windows 10 operating system AMD Ryzen 7 PRO 4750U processor M09523 xx1 AMD Ryzen 7 4700U processor L98556 xx1 AMD Ryzen 5 PRO 4650U processor M09522 xx1 AMD Ryzen 5 4500U processor L98554 xx1 AMD Ryzen 3 4300U processor L98552 xx1 6 Heat sink L45098 001 7 Fan L45100 00...

Page 26: ...attery connector board L45086 001 14 M 2 solid state drive 512 GB PCIe TLC L85360 005 512 GB PCIe value L85364 005 256 GB PCIe value L85354 005 128 GB SATA 3 TLC L85346 005 15 Thermal bracket included in Bracket Kit L77275 001 16 Speaker assembly L45092 001 17 Power connector cable L01048 001 18 Battery L32656 002 19 Hard drive 1 TB 5400 rpm 7 mm 832077 002 500 GB 7200 rpm 7 mm 703267 002 20 Botto...

Page 27: ...n models with and HD IR camera L77286 001 For use in models without a camera L77287 001 2 Display panel raw includes bezel adhesive and display enclosure adhesive HD M01100 001 FHD privacy M01103 001 FHD nonprivacy 400 nits M01102 001 FHD nonprivacy 250 nits M01101 001 3 Display camera cable assembly HD camera models includes bezel adhesive and display enclosure adhesive Display components 19 ...

Page 28: ...ophone board not illustrated L44541 001 7 WLAN antennas includes bezel adhesive and display enclosure adhesive L77283 001 8 Hinge Kit left and right includes bezel adhesive and display enclosure adhesive Nonprivacy models L79189 001 Privacy models L91710 001 9 Display rear cover includes wireless antennas and bezel adhesive For use in models with an HD camera L77277 001 For use in models with an H...

Page 29: ...e Kit components and their descriptions Item Description Spare part number Cable Kit includes the following parts L52208 001 1 USB board cable 2 Card reader board cable 3 Touchpad cable 4 Fingerprint sensor cable Cable Kit 21 ...

Page 30: ...d their descriptions Item Description Spare part number Bracket Kit includes the following parts L77275 001 1 Fingerprint sensor bracket 2 Thermal bracket 3 USB Type C port bracket 4 RJ 45 network jack bracket 22 Chapter 3 Illustrated parts catalog ...

Page 31: ...B PCIe value L85364 005 512 GB PCIe 32 GB Optane memory L80988 001 256 GB PCIe value L85354 005 256 GB PCIe 16 GB Optane memory L80987 001 128 GB SATA 3 TLC L85346 005 2 Hard drive 1 TB 5400 rpm 7 mm 832077 002 500 GB 7200 rpm 7 mm 703267 002 Hard Drive Hardware Kit includes the following parts L78776 001 3 Hard drive cover 4 Hard drive cable Mass storage devices 23 ...

Page 32: ...pe touchpad conductive tape touchpad protective tape conductive bracket tape and conductive shielding L77276 001 Screw Kit L79191 001 Power cord 3 pin C5 black conventional 1 0 m 3 3 ft for use in Argentina L19357 001 Australia L19358 001 Brazil L19359 001 Denmark L19360 001 Europe Austria Belgium Finland France Germany the Netherlands Norway and Sweden L19361 001 India L19363 001 Israel L19362 00...

Page 33: ...2 United Kingdom and Singapore L19373 002 Power cord C7 black 1 0 m 3 3 ft for use in Japan L19375 001 Power cord 3 pin C5NS black duckhead 1 0 m 3 3 ft for use in Australia L36816 001 Denmark L36817 001 Europe Austria Belgium Finland France Germany the Netherlands Norway and Sweden L36818 001 Israel L36819 001 Japan L36821 001 North America L36822 001 The People s Republic of China L36823 001 Sou...

Page 34: ...eople s Republic of China L45270 001 South Africa L45271 001 Switzerland L45272 001 Thailand L45273 001 Taiwan L45274 001 United Kingdom L45275 001 Power cord 3 pin C5NS black duckhead 1 8 m 5 9 ft for use in Brazil L48055 001 Denmark L50729 001 Duckhead connector only C5NS Australia L50818 004 North America L50818 002 The People s Republic of China L50818 005 South Korea L50818 001 The United Kin...

Page 35: ...parts IMPORTANT Using excessive force during disassembly and reassembly can damage plastic parts Cables and connectors 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 computer Cables must be handled with extreme care to avoid damage Apply only the tension required to unseat or seat ...

Page 36: ...ith approved static shielding material Use a wrist strap connected to a properly grounded work surface and use properly grounded tools and equipment Use conductive field service tools such as cutters screw drivers and vacuums When fixtures must directly contact dissipative surfaces use fixtures made only of static safe materials Keep the work area free of nonconductive materials such as ordinary p...

Page 37: ...000 V 2 000 V Removing DIPs from vinyl tray Removing DIPs from polystyrene foam Removing bubble pack from PCB printed circuit board Packing PCBs in foam lined box 2 000 V 3 500 V 7 000 V 5 000 V 4 000 V 5 000 V 20 000 V 11 000 V 11 500 V 14 500 V 26 500 V 21 000 V Multiple electric components can be packaged together in plastic tubes trays or polystyrene foam NOTE As little as 700 V can degrade a ...

Page 38: ...prevent static damage at the work area use the following precautions Cover the work surface with approved static dissipative material Provide a wrist strap connected to the work surface and properly grounded tools and equipment Use static dissipative mats foot straps or air ionizers to give added protection Handle electrostatic sensitive components parts and assemblies by the case or PCB laminate ...

Page 39: ...D sensitive parts and assemblies with conductive or approved containers or packaging Keep ESD sensitive parts in their containers until the parts arrive at static free workstations Place items on a grounded surface before removing items from their containers Always be properly grounded when touching a component or assembly Store reusable ESD sensitive parts from assemblies in protective packaging ...

Page 40: ...special note of each screw size and location during removal and replacement Preparation for disassembly See Removal and replacement procedures preliminary requirements on page 27 for initial safety procedures 1 Turn off the computer If you are unsure whether the computer is off or in Hibernation turn the computer on and then shut it down through the operating system 2 Disconnect the power from the...

Page 41: ...lace the computer in Battery Safe mode Battery Safe mode on page 32 Remove the bottom cover 1 Loosen the five captive Phillips screws 1 2 Remove the two Phillips M2 0 5 0 screws 2 that secure the bottom cover to the computer 3 Starting under the display use a nonconductive nonmarking tool to pry the cover up 3 and then remove the bottom cover from the computer 4 Reverse these procedures to install...

Page 42: ...puter in Battery Safe mode Battery Safe mode on page 32 3 Remove the bottom cover Bottom cover on page 33 Remove the battery 1 Remove the two Phillips M2 0 4 0 screws 1 and the Phillips M2 0 2 0 screw 2 that secures the battery to the computer 2 Rotate the top of the battery up 3 and then lift the battery from the computer 4 Reverse this procedure to install the battery 34 Chapter 5 Removal and re...

Page 43: ...in various system problems Before removing the memory module follow these steps 1 Prepare the computer for disassembly Preparation for disassembly on page 32 2 Place the computer in Battery Safe mode Battery Safe mode on page 32 3 Remove the bottom cover Bottom cover on page 33 4 Remove the battery Battery on page 34 Remove the memory module 1 Move aside the protective cover from over the memory m...

Page 44: ... the slot at an angle NOTE Memory modules are designed with a notch to prevent incorrect insertion into the memory module slot Reverse this procedure to install a memory module 36 Chapter 5 Removal and replacement procedures for authorized service provider parts ...

Page 45: ...computer in Battery Safe mode Battery Safe mode on page 32 3 Remove the bottom cover Bottom cover on page 33 4 Remove the battery Battery on page 34 Remove the WLAN module 1 Disconnect the WLAN antenna cables 1 from the terminals on the WLAN module NOTE The WLAN antenna cable labeled 1 connects to the WLAN module Main terminal labeled 1 The WLAN antenna cable labeled 2 connects to the WLAN module ...

Page 46: ...correct insertion NOTE If the WLAN antennas are not connected to the terminals on the WLAN module the protective sleeves must be installed on the antenna connectors as shown in the following illustration Reverse this procedure to install the WLAN module 38 Chapter 5 Removal and replacement procedures for authorized service provider parts ...

Page 47: ...llow these steps 1 Prepare the computer for disassembly Preparation for disassembly on page 32 2 Place the computer in Battery Safe mode Battery Safe mode on page 32 3 Remove the bottom cover Bottom cover on page 33 4 Remove the battery Battery on page 34 Remove the solid state drive 1 Remove the Phillips M2 0 2 5 screw 1 that secures the solid state drive to the computer 2 Remove the solid state ...

Page 48: ...disassembly Preparation for disassembly on page 32 2 Place the computer in Battery Safe mode Battery Safe mode on page 32 3 Remove the bottom cover Bottom cover on page 33 4 Remove the battery Battery on page 34 Remove the hard drive 1 Release the ZIF connector 1 and then disconnect the hard drive cable from the system board 2 2 Remove the two Phillips M2 0 4 0 screws 3 that secure the hard drive ...

Page 49: ... remove the four Phillips M3 0 3 0 screws 1 that secure the cover to the drive remove the cover 2 and then disconnect the connector from the drive 3 Reverse these procedures to install a hard drive Component replacement procedures 41 ...

Page 50: ... cover on page 33 4 Remove the battery Battery on page 34 Remove the speaker assembly 1 Disconnect the speaker cable from the system board 1 2 Remove the antenna cables from the routing channel in the right speaker 2 3 Remove the display cable from the routing channel near the left speaker 3 4 Remove the two Phillips M2 0 6 0 screws 4 that secure the speakers to the computer 5 Remove the speakers ...

Page 51: ...figurations battery fast charging and software requirements Exhaust air is displaced through the ventilation grill Before removing the fan follow these steps 1 Prepare the computer for disassembly Preparation for disassembly on page 32 2 Place the computer in Battery Safe mode Battery Safe mode on page 32 3 Remove the bottom cover Bottom cover on page 33 4 Remove the battery Battery on page 34 Rem...

Page 52: ...y on page 32 2 Place the computer in Battery Safe mode Battery Safe mode on page 32 3 Remove the bottom cover Bottom cover on page 33 4 Remove the battery Battery on page 34 Remove the heat sink 1 In the order indicated on the heat sink loosen the four captive Phillips screws 1 that secure the heat sink to the system board 2 Lift the heat sink from the system board 2 and then pull the heat sink aw...

Page 53: ...rfaces of the system board component 1 and the heat sink 2 each time you remove the heat sink All heat sink and system board spare part kits include thermal material Reverse this procedure to install the heat sink Component replacement procedures 45 ...

Page 54: ...page 32 2 Place the computer in Battery Safe mode Battery Safe mode on page 32 3 Remove the bottom cover Bottom cover on page 33 4 Remove the battery Battery on page 34 Remove the USB board 1 Remove the two Phillips M2 0 4 0 screws 1 that secure the thermal bracket to the computer 2 Lift the bracket out of the computer 2 3 Disconnect the cable from the ZIF connector on the USB board 1 4 Remove the...

Page 55: ...5 Lift the rear of the board up 3 and then pull the board away from the connector and out of the computer 4 Reverse this procedure to install the USB board Component replacement procedures 47 ...

Page 56: ... computer in Battery Safe mode Battery Safe mode on page 32 3 Remove the bottom cover Bottom cover on page 33 4 Remove the battery Battery on page 34 Remove the battery connector board 1 Remove the two Phillips M2 0 2 5 screws 1 that secure the board to the computer 2 Rotate the board upward 2 and then remove the battery connector board from the computer 3 Reverse this procedure to install the bat...

Page 57: ...embly on page 32 2 Place the computer in Battery Safe mode Battery Safe mode on page 32 3 Remove the bottom cover Bottom cover on page 33 4 Remove the battery Battery on page 34 Remove the touchpad assembly 1 Disconnect the cable from the ZIF connector on the touchpad 1 2 Lift the silver tape from the touchpad 2 3 Remove the six broadhead Phillips M2 0 2 0 screws 3 that secure the touchpad to the ...

Page 58: ...paration for disassembly on page 32 2 Place the computer in Battery Safe mode Battery Safe mode on page 32 3 Remove the following components a Bottom cover Bottom cover on page 33 b Battery Battery on page 34 c Hard drive Hard drive on page 40 Remove the fingerprint sensor assembly 1 Slide the bracket toward the inside of the computer and then lift it off the fingerprint sensor board 1 TIP A tool ...

Page 59: ... on page 32 2 Place the computer in Battery Safe mode Battery Safe mode on page 32 3 Remove the bottom cover Bottom cover on page 33 4 Remove the battery Battery on page 34 Remove the card reader board 1 Remove the two Phillips M2 0 2 0 screws 1 that secure the card reader board to the computer 2 Remove the tape from the cable 2 3 Position the board upside down so that you can access the connector...

Page 60: ...6 Lift the card reader board out of the computer 3 Reverse this procedure to install the card reader board 52 Chapter 5 Removal and replacement procedures for authorized service provider parts ...

Page 61: ... on page 33 4 Remove the battery Battery on page 34 Remove the RTC battery NOTE The RTC battery connector is located on the bottom of the card reader board 1 Remove the screws from the card reader board and then position the board upside down so that you can access the connectors underneath see Card reader board on page 51 2 Disconnect the RTC battery from the card reader board 1 3 Lift the batter...

Page 62: ... Preparation for disassembly on page 32 2 Place the computer in Battery Safe mode Battery Safe mode on page 32 3 Remove the following components a Bottom cover Bottom cover on page 33 b Battery Battery on page 34 c Battery connector board Battery connector board on page 48 When replacing the system board be sure to remove the following components as applicable from the defective system board and i...

Page 63: ... 12 Hard drive cable 2 Remove the four Phillips M2 0 4 0 screws 1 that secure the system board to the computer 3 Remove the three Phillips M2 0 2 5 screws 2 that secure the system board to the computer 4 Remove the broadhead Phillips M2 5 2 5 screw 3 that secures the system board to the computer Component replacement procedures 55 ...

Page 64: ...are part number L77275 001 6 Rotate the right side of the system board upward 1 7 Pull the system board away from the connectors on the side of the chassis to remove it from the computer 2 Reverse this procedure to install the system board 56 Chapter 5 Removal and replacement procedures for authorized service provider parts ...

Page 65: ...s from the WLAN module 1 select models only b Remove the antenna cables from the routing channel in the speaker 2 c Disconnect the display cable from the system board ZIF connector 3 and then remove the cable from the routing channel in the chassis 4 d Remove the four Torx T8 2 5 4 0 screws 5 that secure the display assembly to the computer e Rotate the display to open the hinges 6 and then separa...

Page 66: ...end of the tape 1 While turning the tweezers 2 wrap the tape around the tweezers 3 as you continue to pull the tape out from behind the display panel You must pull the tape multiple times before it is completely removed IMPORTANT If the tape tears do not attempt to pry the panel off the enclosure Doing so might break the panel The ends of the tape are accessible at both the top and bottom of the d...

Page 67: ...ng the following spare part numbers M01100 001 HD M01103 001 FHD privacy M01102 001 FHD nonprivacy 400 nits M01101 001 FHD nonprivacy 250 nits 6 Lift the tape from the connector on the display panel 1 lift the locking lever 2 and then disconnect the cable from the panel 3 Component replacement procedures 59 ...

Page 68: ... backing from the bottom of the new tape to install in the display enclosure 1 b Locate the tape alignment marks and then install the tape onto the left and right sides on the inside of the enclosure 2 60 Chapter 5 Removal and replacement procedures for authorized service provider parts ...

Page 69: ...o remove or replace the HD camera disconnect the cable from the camera 1 and then remove the module from the enclosure 2 The HD camera is available as spare part number L83709 001 The microphone board is available as spare part number L44541 001 Component replacement procedures 61 ...

Page 70: ...mber L83710 001 11 If it is necessary to remove the camera privacy cover lift the cover straight up and off the display The camera privacy cover is available as spare part number L77237 001 12 If it is necessary to remove the hinges from the display enclosure remove the two Phillips broadhead M2 5 2 5 screws 1 and the Phillips M2 0 4 0 screw 2 from the bottom of each hinge 62 Chapter 5 Removal and...

Page 71: ... If it is necessary to replace the WLAN antennas peel the antennas from the enclosure 1 remove the cables from the clips in the bottom of the enclosure 2 and then remove the antennas and cables from the enclosure 3 WLAN antennas are available as spare part number L77283 001 15 If it is necessary to remove or replace the display camera cable use the following steps Component replacement procedures ...

Page 72: ...sengage it from the adhesive that secures it to the inside of the enclosure 2 and then remove the cable from the enclosure 3 Displays with an HD IR camera a Disconnect the cable from the ZIF connector on both ends of the camera module 1 64 Chapter 5 Removal and replacement procedures for authorized service provider parts ...

Page 73: ...o disengage it from the adhesive that secures it to the inside of the enclosure 2 and then remove the cable from the enclosure 3 Reverse this procedure to reassemble the display assembly Component replacement procedures 65 ...

Page 74: ...afe mode on page 32 3 Remove the bottom cover Bottom cover on page 33 4 Remove the battery Battery on page 34 5 Remove the display Display assembly on page 57 Remove the power connector cable 1 Remove the two Torx T8 2 5 4 0 screws from the right hinge 1 2 Rotate the hinge up to the upright position 2 3 Disconnect the cable from the system board 3 4 Remove the connector from the computer 4 Reverse...

Page 75: ...1 Table 5 19 Spare part country codes For use in country or region Spare part number For use in country or region Spare part number For use in country or region Spare part number Belgium A41 Iceland DD1 Slovenia BA1 Brazil 201 India D61 South Korea AD1 Bulgaria 261 Israel BB1 Spain 071 Chile 161 Italy 061 Switzerland BG1 Czech Republic Slovakia FL1 Japan 291 Taiwan AB1 Denmark Finland and Norway D...

Page 76: ...own arrow key on the keyboard To close open dialog boxes and return to the main Computer Setup screen press esc and then follow the on screen instructions To exit Computer Setup choose one of the following methods To exit Computer Setup menus without saving your changes select Main select Ignore Changes and Exit and then select Yes NOTE If you are using arrow keys to highlight your choice you must...

Page 77: ...hout saving your changes select Main select Ignore Changes and Exit and then select Yes NOTE If you are using arrow keys to highlight your choice you must then press enter To check for later BIOS versions see Downloading a BIOS update on page 69 Downloading a BIOS update IMPORTANT To reduce the risk of damage to the computer or an unsuccessful installation download and install a BIOS update only w...

Page 78: ...n instructions NOTE After a message on the screen reports a successful installation you can delete the downloaded file from your hard drive Changing the boot order using the f9 prompt To dynamically choose a boot device for the current startup sequence follow these steps 1 Access the Boot Device Options menu Turn on or restart the computer and when the HP logo appears press f9 to enter the Boot De...

Page 79: ...ally restores the BIOS to its previously safe state without user intervention HP Sure Start is configured and already enabled so that most users can use the 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 Select Find your product and then follow the on screen instructions Us...

Page 80: ...cess HP PC Hardware Diagnostics Windows from HP Support Assistant a Type support in the taskbar search box and then select the HP Support Assistant app or Select the question mark icon in the taskbar b Select Troubleshooting and fixes c Select Diagnostics and then select HP PC Hardware Diagnostics Windows 2 When the tool opens select the type of diagnostic test that you want to run and then follow...

Page 81: ...lect your type of product and then enter the product name or number in the search box that is displayed 3 In the Diagnostics section select Download and then follow the on screen instructions to select the specific Windows diagnostics version to be downloaded to your computer or USB flash drive The tool downloads to the selected location Installing HP PC Hardware Diagnostics Windows To install HP ...

Page 82: ...ected USB flash drive NOTE To download the HP PC Hardware Diagnostics UEFI tool to a USB flash drive see Downloading the latest HP PC Hardware Diagnostics UEFI version on page 74 b Hard drive c BIOS 3 When the diagnostic tool opens select a language select the type of diagnostic test you want to run and then follow the on screen instructions Downloading HP PC Hardware Diagnostics UEFI to a USB fla...

Page 83: ... NOTE HP Remote PC Hardware Diagnostics UEFI is also available as a SoftPaq that you can download to a server Downloading the latest Remote HP PC Hardware Diagnostics UEFI version To download the latest Remote HP PC Hardware Diagnostics UEFI version follow these steps 1 Go to http www hp com go techcenter pcdiags The HP PC Diagnostics home page is displayed 2 Select Download Remote Diagnostics and...

Page 84: ...h drive to run remote diagnostics Set a location for storing the test results You can also set the user name and password that you use for uploads Display status information about the diagnostics run previously To customize Remote HP PC Hardware Diagnostics UEFI settings follow these steps 1 Turn on or restart the computer and when the HP logo appears press f10 to enter Computer Setup 2 Select Adv...

Page 85: ...covery process IMPORTANT For a tablet with a detachable keyboard connect the tablet to the keyboard base before beginning any recovery process Backing up information and creating recovery media Using Windows tools IMPORTANT Windows is the only option that allows you to back up your personal information Schedule regular backups to avoid information loss You can use Windows tools to back up personal...

Page 86: ...instructions To recover your system Insert the HP Recovery media and then restart the computer Changing the computer boot order If your computer does not restart using the HP Recovery media you can change the computer boot order This is the order of devices listed in BIOS where the computer looks for startup information You can change the selection to an optical drive or a USB flash drive dependin...

Page 87: ...thout installed recovery software Using HP Sure Recover an administrator or user can restore the system and install Latest version of the operating system Platform specific device drivers Software applications in the case of a custom image To access the latest documentation for HP Sure Recover go to http www hp com support Select Find your product and then follow the on screen instructions Restori...

Page 88: ... C to 35 C 32 F to 95 F Operating writing to optical disc 5 C to 35 C 41 F to 95 F Nonoperating 20 C to 60 C 4 F to 140 F Relative humidity Operating 10 to 90 Nonoperating 5 to 95 Maximum altitude unpressurized Operating 14 7 to 10 1 psia 15 m to 3 048 m 50 ft to 10 000 ft Nonoperating 14 7 to 4 4 psia 15 m to 12 192 m 50 ft to 40 000 ft Shock Operating 125 g 2 ms half sine Nonoperating 200 g 2 ms...

Page 89: ...type SATA SATA Transfer rate 100 MB s 100 MB s Security ATA security ATA security Seek times typical read including setting Single track 1 4 ms 3 ms Average 10 ms 13 ms Maximum 12 ms 24 ms Logical blocks 1 938 921 461 1 048 576 000 Disc rotational speed 5400 rpm 7200 rpm or 5400 rpm Operating temperature 0 C to 70 C 32 F to 158 F 1 GB 1 billion bytes when referring to hard drive storage capacity A...

Page 90: ...o 1550 MB s up to 1550 MB s Random write Up to 100 000 IOPs Up to 100 000 IOPs Up to 100 000 IOPs Interface type SATA 3 PCIe PCIe Ready time maximum to not busy 1 0 ms 1 0 ms 1 0 ms Access times logical 0 1 ms 0 1 ms 0 1 ms Total logical sectors 234 441 648 468 883 296 1 000 215 216 Operating temperature 0 C to 70 C 32 F to 158 F 1 GB 1 billion bytes when referring to hard drive storage capacity A...

Page 91: ... the keyboard base before beginning steps in this chapter Current BIOS steps 1 Follow steps a through l to restore the nonvolatile memory that can contain personal data Restoring or reprogramming nonvolatile memory that does not store personal data is neither necessary nor recommended a Turn on or restart the computer and then press esc while the Press the ESC key for Startup Menu message is displ...

Page 92: ...emove and retain the storage drive or Clear the drive contents by using a third party utility designed to erase data from an SSD or Clear the contents of the drive by using the following BIOS Setup Secure Erase command option steps IMPORTANT If you clear data using Secure Erase it cannot be recovered a Turn on or restart the computer and then press esc while the Press the ESC key for Startup Menu ...

Page 93: ...ed Controller This memory is protected by the HP Sure Start Embedded Controller Real Time Clock RTC battery backed up CMOS configuration memory 256 bytes No Yes Stores system date and time and noncritical data RTC battery backed up CMOS is programmed using Computer Setup BIOS or by changing the Microsoft Windows date time This memory is not write protected Controller NIC EEPROM 64 KB not customer ...

Page 94: ...t Engine MEBx setup utility The third party data store contents can be populated by a remote management console or local applications that have been registered by an administrator to have access to the space The Intel chipset is configured to enforce hardware protection to block all direct read write access to this area An Intel utility must be used for updating the firmware Only firmware updates ...

Page 95: ...OS The Unified Extensible Firmware Interface UEFI BIOS is an industry standard software interface between the platform firmware and an operating system OS It is a replacement for the older BIOS architecture but supports much of the legacy BIOS functionality Like the legacy BIOS the UEFI BIOS provides an interface to display the system information and configuration settings and to change the config...

Page 96: ...om Secure Boot Keys be reset Secure Boot is a feature to ensure that only authenticated code can start on a platform If you enabled Secure Boot and created Custom Secure Boot Keys simply disabling Secure Boot does not clear the keys You must also select to clear the Custom Secure Boot Keys Use the same Secure Boot access procedure you used to create the Custom Secure Boot Keys but make the selecti...

Page 97: ...equirements are applicable to all countries and regions The length of the power cord set must be at least 1 0 m 3 3 ft and no more than 2 0 m 6 5 ft All power cord sets must be approved by an acceptable accredited agency responsible for evaluation in the country or region where the power cord set will be used The power cord sets must have a minimum current capacity of 10 A and a nominal voltage ra...

Page 98: ...JIS 3 The Netherlands KEMA 1 New Zealand SANZ 1 Norway NEMKO 1 The People s Republic of China CCC 4 Saudi Arabia SASO 7 Singapore PSB 1 South Africa SABS 1 South Korea KTL 5 Sweden SEMKO 1 Switzerland SEV 1 Taiwan BSMI 6 Thailand TISI 1 The United Kingdom ASTA 1 The United States UL 2 1 The flexible cord must be Type HO5VV F 3 conductor 0 75 mm conductor size Power cord set fittings appliance coup...

Page 99: ...303 7 A 125 V ac configuration 4 The flexible cord must be Type RVV 3 conductor 0 75 mm conductor size Power cord set fittings appliance coupler and wall plug must bear the CCC certification mark 5 The flexible cord must be Type H05VV F 3 conductor 0 75 mm conductor size KTL logo and individual approval number must be on each element Approval number and logo must be printed on a flag label 6 The f...

Page 100: ... 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 website at http www hp com recycle 92 Chapter 12 Recycling ...

Page 101: ...ottom 14 display 9 keyboard area 10 left side 8 right side 6 Computer Setup navigating and selecting 68 restoring factory settings 68 starting 68 computer setup 68 computer specifications 80 connector power 7 D display assembly removal 57 spare part numbers 19 57 display bezel spare part numbers 19 display components 9 display panel product description 1 display rear cover spare part number 20 dis...

Page 102: ... microphone audio in jack product description 2 microphone board spare part number 20 microphone mute light identifying 11 mini card product description 2 model name 1 N network jack identifying 6 nonvolatile memory 83 num lock light 11 O operating system product description 4 optical drive product description 2 P packaging guidelines 31 pointing device product description 3 ports HDMI 6 product d...

Page 103: ...ons 82 speaker assembly removal 42 spare part number 18 42 speakers identifying 12 special keys using 13 specifications computer 80 display 81 hard drive 81 solid state drive 82 static electricity 29 Sure Start using 71 system board removal 54 spare part numbers 17 54 system memory removing personal data from volatile 83 system restore point creating 77 T thermal bracket spare part number 18 therm...

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HP ProBook 455 G7, Maintenance And Service Manual

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