HP ProBook 455 Maintenance And Service Manual Download Page 125

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15.

Remove the backlight cables

(1)

from the clip

(2)

in the display panel.

16.

Turn the display panel upside down.

17.

Remove the backlight frame from the display panel.

WARNING!

The backlight contains mercury. Exercise caution when removing and handling the

backlight to avoid damaging this component and causing exposure to the mercury.

18.

Remove the backlight from the backlight frame.

Display 117

Summary of Contents for ProBook 455

Page 1: ...HP 450 Notebook PC and HP 455 Notebook PC Maintenance and Service Guide ...

Page 2: ...Windows are U S registered trademarks of Microsoft Corporation SD Logo is a trademark of its proprietor The information contained herein is subject to change without notice The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services Nothing herein should be construed as constituting an additional warranty HP shall not be...

Page 3: ...w 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 device and the AC adapter comply with the user accessible surface temperature limits defined by the International Standard for Safety of Inf...

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

Page 5: ...rts catalog 17 Service tag 17 Computer major components 19 Display assembly subcomponents 23 Mass storage devices 25 Plastics Kit 27 Miscellaneous parts 28 Sequential part number listing 29 4 Removal and replacement procedures 33 Preliminary replacement requirements 33 Tools required 33 Service considerations 33 Plastic parts 33 Cables and connectors 33 Drive handling 34 Grounding guidelines 34 v ...

Page 6: ...board 71 Power connector cable 73 Display assembly 75 System board 84 Optical drive cable 87 Fan heat sink assembly 89 Processor 95 5 Using Setup Utility BIOS and System Diagnostics 97 Starting Setup Utility BIOS 97 Updating the BIOS 97 Determining the BIOS version 97 Downloading a BIOS update 98 Using System Diagnostics 99 6 Specifications 100 Computer specifications 100 14 0 inch display specifi...

Page 7: ... Restoring to a previous system restore point 107 Restoring specific files 107 Restoring specific files using Windows Backup and Restore 107 Recovering the original system using HP Recovery Manager 107 What you need to know 107 Recovering using HP Recovery partition select models only 108 Recovering using the recovery media 108 Changing the computer boot order 109 8 Power cord set requirements 110...

Page 8: ...viii ...

Page 9: ...core 35 W NOTE This processor is not available on computer models equipped with Windows 7 Starter 32 operating system Intel Core i3 2370M 2 40 GHz processor 1333 MHz memory speed 3 0 MB L3 cache dual core 35 W NOTE This processor is not available on computer models equipped with Windows 7 Starter 32 operating system Intel Core i3 2350M 2 30 GHz processor 1333 MHz memory speed 3 0 MB L3 cache dual ...

Page 10: ...6 DDR3 900 MHz x 4 PCs supports DirectX 11 NOTE This graphics solution is not available on computer models equipped with Windows 7 Starter operating system UMA graphics AMD Radeon HD 7340 Graphics on computer models equipped with an AMD E2 1800 processor supports DirectX 11 AMD Radeon HD 7310 Graphics on computer models equipped with an AMD E1 1200 processor supports DirectX 11 AMD Radeon HD 6310 ...

Page 11: ...em memory 4096 2 not supported on a 32 bit operating system 6144 MB total system memory 4096 1 2048 1 not supported on a 32 bit operating system 4096 MB total system memory 4096 1 or 2048 2 not supported with Windows 7 Starter 32 operating system 2048 MB total system memory 2048 1 Hard drives Supports 6 35 cm 2 5 in hard drives in 9 5 mm 37 in and 7 0 mm 28 in thicknesses Customer accessible Seria...

Page 12: ...mbo Adapter Broadcom 4313GN 802 11b g n 1x1 WiFi and 20702 Bluetooth 4 0 Combo Adapter Ralink WLAN Ralink Ripple3 RT5390F_802 11 b g n 1x1 PCIe HMC External media card HP Multi Format Digital Media Reader supports the following digital card formats Secure Digital SD Memory Card Secure Digital Extended Capacity SDxC Memory Card Secure Digital High Capacity SDHC Memory Card Ultra High Speed MultiMed...

Page 13: ...rts 3 pin DC connector for use in China and India only For computer systems with UMA graphics 65 W RC V HP Smart AC adapter with localized cable plug support 3 wire plug with ground pin supports 3 pin DC connector for use in all countries except China and India 65 W RC V EM HP Smart AC adapter with localized cable plug support 3 wire plug with ground pin supports 3 pin DC connector for use in Chin...

Page 14: ... equipped with an AMD processor Computer models equipped with an Intel processor Windows XP Serviceability End user replaceable parts AC adapter Battery Hard drive Memory modules 2 Optical drive WLAN module 6 Chapter 1 Product description ...

Page 15: ...2 External component identification Front Component Description Speakers 2 Produce sound Front 7 ...

Page 16: ...ports 2 Connect optional USB devices 5 AC adapter light White The AC adapter is connected and the battery is charged Amber The AC adapter is connected and the battery is charging Off The computer is using DC power 6 Power connector Connects an AC adapter 7 Security cable slot Attaches an optional security cable to the computer NOTE The security cable is designed to act as a deterrent but it may no...

Page 17: ... in microphone jack Connects an optional computer headset microphone stereo array microphone or monaural microphone 7 Audio out headphone jack Connects optional powered stereo speakers headphones earbuds a headset or a television audio cable WARNING To reduce the risk of personal injury adjust the volume before using headphones earbuds or a headset For additional safety information see the Regulat...

Page 18: ... is on Blinking white The computer is in the Sleep state which is an energy saving mode The computer shuts off power to the display and other unneeded components Off The computer is off or in Hibernation Hibernation is an energy saving mode that uses the least amount of power 10 Chapter 2 External component identification ...

Page 19: ...rds video captures still photographs and allows video conferences and online chat by means of streaming video To use the webcam select Start All Programs Communication and Chat CyberLink YouCam 5 Webcam light On The webcam 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 obstructions For wirele...

Page 20: ...ad is off Off The TouchPad is on 3 TouchPad zone Moves the on screen pointer and selects or activates items on the screen 4 Left TouchPad button Functions like the left button on an external mouse 5 Right TouchPad button Functions like the right button on an external mouse 12 Chapter 2 External component identification ...

Page 21: ...ate which is an energy saving mode The computer shuts off power to the display and other unneeded components Off The computer is off or in Hibernation Hibernation is an energy saving mode that uses the least amount of power 3 Wireless light White An integrated wireless device such as a wireless local area network WLAN device and or a Bluetooth device is on Amber All wireless devices are off Top 13...

Page 22: ...n briefly to exit Hibernation If the computer has stopped responding and Microsoft Windows shutdown procedures are ineffective press and hold the power button down for at least 5 seconds to turn off the computer CAUTION Pressing and holding down the power button will result in the loss of unsaved information To learn more about your power settings select Start Control Panel System and Security Pow...

Page 23: ...n with the fn key 2 fn key Displays system information when pressed in combination with the esc key 3 Windows logo key Displays the Windows Start menu 4 Action keys Execute frequently used system functions 5 Windows applications key Displays a shortcut menu for items beneath the cursor Top 15 ...

Page 24: ...bay 4 Wireless and memory module compartment Contains the wireless and memory modules CAUTION To prevent an unresponsive system replace the wireless module only with a wireless module authorized for use in the computer by the governmental agency that regulates wireless devices in your country or region If you replace the module and then receive a warning message remove the module to restore comput...

Page 25: ...tion Function 1 Product name This is the product name affixed to the front of the computer 2 Serial number This is an alphanumeric identifier that is unique to each product 3 Product part number This number provides specific information about the product s hardware components The part number helps a service technician to determine what components and parts are needed Service tag 17 ...

Page 26: ...is number describes the duration of the warranty period for the computer 5 Model description select models only This is the alphanumeric identifier used to locate documents drivers and support for the computer 18 Chapter 3 Illustrated parts catalog ...

Page 27: ... Item Component Spare part number 1 Display assembly not spared NOTE For more display assembly spare part information see Display assembly subcomponents on page 23 2 Keyboard includes keyboard cable Computer major components 19 ...

Page 28: ...Plastics Kit includes 685100 001 9a Hard drive compartment cover includes one captive screw secured by a C clip 9b Memory module wireless module compartment cover includes one captive screw secured by a C clip NOTE See Plastics Kit on page 27 for more Plastics Kit spare part information 10 Optical drive cable includes cable bracket 685084 001 11 USB board includes cable 685097 001 12 System board ...

Page 29: ... 653340 001 Intel Pentium B970 2 30 GHz processor 1333 MHz memory speed 2 0 MB L3 cache dual core 35 W 676785 001 Intel Pentium B960 2 20 GHz processor 1333 MHz memory speed 2 0 MB L3 cache dual core 35 W 664662 001 Intel Celeron B820 1 7 GHz processor 1333 MHz memory speed 2 0 MB L3 cache dual core 35 W 690537 001 Intel Celeron B815 1 6 GHz processor 1333 MHz memory speed 2 0 MB L3 cache dual cor...

Page 30: ...Battery 6 cell 55 Whr 2 55 Ah Li ion battery 593554 001 6 cell 47 Whr 2 20 Ah Li ion battery 593553 001 21 Optical drive DVD RW and CD RW Super Multi Double Layer Combo Drive includes rear optical drive bracket but does not include optical drive cable or cable bracket NOTE The optical drive cable and cable bracket are included in the optical drive cable kit spare part number 685084 001 685096 001 ...

Page 31: ...bezel includes Mylar screw covers 685081 001 2 Webcam microphone module HP TrueVision HD webcam microphone module 694747 001 HP VGA webcam microphone module 685112 001 3 Display panel 35 6 cm 14 0 in HD LED BrightView display panel 685101 001 Display assembly subcomponents 23 ...

Page 32: ...es Mylar screw covers 685090 001 6 Display cable includes display panel cable and webcam microphone cable also includes Mylar screw covers 685083 001 7 Antennas includes wireless antenna cables and transceivers also includes Mylar screw covers 685076 001 8 Display enclosure includes Mylar screw covers 685756 001 Rubber display bumpers not illustrated 685102 001 24 Chapter 3 Illustrated parts catal...

Page 33: ...OTE The hard drive cable and bracket are included in the Hard Drive Hardware Kit spare part number 685089 001 750 GB 5400 rpm 9 5 mm 634250 001 640 GB 5400 rpm 9 5 mm 669300 001 500 GB 5400 rpm 9 5 mm 669299 001 320 GB 5400 rpm 9 5 mm 622643 001 Hard Drive Hardware Kit includes 685089 001 2a Hard drive bracket Mass storage devices 25 ...

Page 34: ...ve includes rear optical drive bracket but does not include optical drive cable or cable bracket NOTE The optical drive cable and cable bracket are included in the optical drive cable kit spare part number 685084 001 685096 001 4 Optical drive cable includes cable bracket 685084 001 26 Chapter 3 Illustrated parts catalog ...

Page 35: ...part number Plastics Kit includes 685100 001 1 Hard drive compartment cover includes one captive screw secured by a C clip 2 Memory module wireless module compartment cover includes one captive screw secured by a C clip Plastics Kit 27 ...

Page 36: ...ries except China and India 609939 001 65 W RC V EM HP Smart AC adapter for use in China and India only 609948 001 Power cord 3 pin black 1 83 m For use in Argentina 490371 D01 For use in Brazil 490371 202 For use in India 490371 D61 For use in North America 490371 001 For use in the People s Republic of China 490371 AA1 For use in South Korea 490371 AD1 For use in Taiwan 490371 AB1 For use in Tha...

Page 37: ...for use with computer models equipped with UMA graphics for use in all countries except China and India 609940 001 A 90 W PFC RC V HP Smart AC adapter for use with computer models equipped with discrete graphics for use in all countries except China and India 609947 001 A 90 W PFC RC V EM HP Smart AC adapter for use with computer models equipped with discrete graphics for use in China and India on...

Page 38: ...es replacement thermal materials 677153 001 N Intel Celeron B815 1 6 GHz processor 1333 MHz memory speed 2 0 MB L3 cache dual core 35 W includes replacement thermal materials 682417 001 N Intel Core i3 3110M 2 40 GHz processor 1600 MHz memory speed 3 0 MB L3 cache dual core 35 W includes replacement thermal materials 685076 001 N Antennas includes wireless antenna cables and transceivers also incl...

Page 39: ... a graphics subsystem with UMA video memory includes replacement thermal materials 685783 001 N System board for use only with computer models equipped with an Intel Pentium or Celeron processor and a graphics subsystem with UMA video memory RCTO system board for use in Brazil and India only includes replacement thermal materials 688281 001 N Fan heat sink assembly for use only with computer model...

Page 40: ...s equipped with an Intel Pentium or Celeron processor and a graphics subsystem with discrete video memory includes replacement thermal materials 694746 001 N 35 6 cm 14 0 in HD LED Anti glare display panel 694747 001 N HP TrueVision HD webcam microphone module 32 Chapter 3 Illustrated parts catalog ...

Page 41: ...reassembly can damage plastic parts Use care when handling the plastic parts Apply pressure only at the points designated in the maintenance instructions Cables and connectors CAUTION 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 da...

Page 42: ...guidelines Electrostatic discharge damage Electronic components are sensitive to electrostatic discharge ESD Circuitry design and structure determine the degree of sensitivity Networks built into many integrated circuits provide some protection but in many cases ESD contains enough power to alter device parameters or melt silicon junctions A discharge of static electricity from a finger or other c...

Page 43: ...nyl floor 12 000 V 5 000 V 3 000 V Motions of bench worker 6 000 V 800 V 400 V Removing DIPS from plastic tube 2 000 V 700 V 400 V Removing DIPS from vinyl tray 11 500 V 4 000 V 2 000 V Removing DIPS from Styrofoam 14 500 V 5 000 V 3 500 V Removing bubble pack from PCB 26 500 V 20 000 V 7 000 V Packing PCBs in foam lined box 21 000 V 11 000 V 5 000 V Preliminary replacement requirements 35 ...

Page 44: ...and that proper materials are selected to avoid static charging When grounding is not possible use an ionizer to dissipate electric charges Workstation guidelines Follow these grounding workstation guidelines Cover the workstation with approved static shielding material Use a wrist strap connected to a properly grounded work surface and use properly grounded tools and equipment Use conductive fiel...

Page 45: ...ance between the operator and ground To be effective the conductive must be worn in contact with the skin The following grounding equipment is recommended to prevent electrostatic damage Antistatic tape Antistatic smocks aprons and sleeve protectors Conductive bins and other assembly or soldering aids Nonconductive foam Conductive tabletop workstations with ground cords of one megohm resistance St...

Page 46: ...tion 1 Product name This is the product name affixed to the front of the computer 2 Serial number This is an alphanumeric identifier that is unique to each product 3 Product part number This number provides specific information about the product s hardware components The part number helps a service technician determine what components and parts are needed 4 Warranty period This number describes th...

Page 47: ...Spare part number Rubber computer feet 685103 001 The computer feet are adhesive backed rubber pads There are 4 rubber feet that attach to the base enclosure in the locations illustrated below Component replacement procedures 39 ...

Page 48: ...e power cord from the AC outlet and then unplugging the AC adapter from the computer To remove the battery 1 Turn the computer upside down on a flat surface 2 Slide the battery release latch 1 to release the battery NOTE The battery release latch automatically returns to its original position 3 Pivot the battery 2 upward and remove it 3 from the computer To insert the battery 1 Align the tabs on t...

Page 49: ...el webcam microphone module and display panel while the display assembly is still attached to the computer follow these steps 1 Shut down 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 all external devices connected to the computer 3 Disconnect the power from the computer by first unp...

Page 50: ...4 Remove the display bezel 3 42 Chapter 4 Removal and replacement procedures ...

Page 51: ...e module a Remove the two broadhead Phillips PM2 5 2 5 screws 1 that secure the display panel and hinges to the enclosure and then tilt the display panel 2 away from the enclosure as far as possible Component replacement procedures 43 ...

Page 52: ...b Disconnect the module cable from the module 44 Chapter 4 Removal and replacement procedures ...

Page 53: ...c Remove the webcam microphone module The module is attached to the display enclosure with double sided tape Component replacement procedures 45 ...

Page 54: ...inges to the display panel and then tilt the display panel down 2 until it rests on the computer b Release the adhesive strip 1 that secures the display panel cable to the display panel and then disconnect the display panel cable 2 from the display panel 46 Chapter 4 Removal and replacement procedures ...

Page 55: ...t is secured to the back of the display panel with adhesive material and then remove the display panel 3 Reverse this procedure to reassemble and install the display bezel webcam microphone module and display panel Component replacement procedures 47 ...

Page 56: ...ter 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 all external devices connected to the computer 3 Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer 4 Remove the battery see Battery on page 40 To remov...

Page 57: ...module by pulling the module away from the slot at an angle 3 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 Component replacement procedures 49 ...

Page 58: ...cted to the computer 3 Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer 4 Remove the battery see Battery on page 40 5 Remove the memory module wireless module compartment cover see WLAN module on page 48 To remove a memory module 1 Flip up the Mylar sheet protecting the memory module compartment 2 Spre...

Page 59: ...3 Remove the memory module 2 by pulling it away from the slot at an angle Reverse this procedure to install a memory module Component replacement procedures 51 ...

Page 60: ...89 001 Before removing the hard drive follow these steps 1 Shut down 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 all external devices connected to the computer 3 Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC ...

Page 61: ... more information about the Plastics Kit see Plastics Kit on page 27 2 Disconnect the hard drive cable 1 from the system board 3 Lift the hard drive 2 out of the hard drive bay 4 Turn over the hard drive then disconnect the hard drive cable 1 from the hard drive 5 Pull the sides of the hard drive bracket 2 out and away from the hard drive Component replacement procedures 53 ...

Page 62: ...6 Remove the hard drive 3 from the bracket Reverse this procedure to reassemble and install the hard drive 54 Chapter 4 Removal and replacement procedures ...

Page 63: ...t unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer 4 Remove the battery see Battery on page 40 5 Remove the memory module wireless module compartment cover see WLAN module on page 48 6 Remove the hard drive compartment cover see Hard drive on page 52 To remove the RTC battery Insert a screwdriver or similar small tool between the battery and the cli...

Page 64: ... turn the computer on and then shut it down through the operating system 2 Disconnect all external devices connected to the computer 3 Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer 4 Remove the battery see Battery on page 40 5 Remove the memory module wireless module compartment cover see WLAN modul...

Page 65: ...acket on the rear of the optical drive position the optical drive with the rear panel toward you 5 Remove the two Phillips PM2 0 3 0 screws 1 that secure the bracket to the optical drive 6 Remove the optical drive bracket 2 Reverse this procedure to reassemble and install the optical drive Component replacement procedures 57 ...

Page 66: ...nd then shut it down through the operating system 2 Disconnect all external devices connected to the computer 3 Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer 4 Remove the battery see Battery on page 40 5 Remove the memory module wireless module compartment cover see WLAN module on page 48 6 Remove t...

Page 67: ...y bay towards the rear of the computer to loosen the keyboard 4 Insert a screwdriver or similar small tool into the keyboard release hole 2 and then press on the back of the keyboard until the keyboard disengages from the computer 5 Turn the computer right side up with the front toward you Component replacement procedures 59 ...

Page 68: ...upside down on the palm rest 7 Release the zero insertion force ZIF connector 1 to which the keyboard cable is attached and then disconnect the keyboard cable 2 from the system board 8 Remove the keyboard 3 Reverse this procedure to install the keyboard 60 Chapter 4 Removal and replacement procedures ...

Page 69: ...gging the power cord from the AC outlet and then unplugging the AC adapter from the computer 4 Remove the battery see Battery on page 40 and then remove the following components Memory module wireless module compartment cover see WLAN module on page 48 Hard drive see Hard drive on page 52 Keyboard see Keyboard on page 58 NOTE When replacing the top cover be sure that the following components are r...

Page 70: ... screw 2 that secure the top cover to the computer 4 Remove the eleven Phillips PM2 5 4 0 screws that secure the top cover to the computer 5 Turn the computer right side up with the front toward you and then open the computer 62 Chapter 4 Removal and replacement procedures ...

Page 71: ...ard cable 2 and then disconnect the cables from the system board 7 Remove the two Phillips PM2 5 6 0 screws that secure the top cover to the computer 8 Lift the rear edge of the top cover 1 until the left and right sides disengage from the base enclosure Component replacement procedures 63 ...

Page 72: ...9 Remove the top cover 2 Reverse this procedure to install the top cover 64 Chapter 4 Removal and replacement procedures ...

Page 73: ...the power cord from the AC outlet and then unplugging the AC adapter from the computer 4 Remove the battery see Battery on page 40 and then remove the following components Memory module wireless module compartment cover see WLAN module on page 48 Hard drive see Hard drive on page 52 Keyboard see Keyboard on page 58 Top cover see Top cover on page 61 To remove the power button board 1 Turn the top ...

Page 74: ...4 Remove the power button board and cable 3 Reverse this procedure to install the power button board and cable 66 Chapter 4 Removal and replacement procedures ...

Page 75: ...om the computer 4 Remove the battery see Battery on page 40 and then remove the following components Memory module wireless module compartment cover see WLAN module on page 48 Hard drive see Hard drive on page 52 Keyboard see Keyboard on page 58 Top cover see Top cover on page 61 To remove the TouchPad button board 1 Turn the top cover upside down with the front toward you 2 Remove the two Phillip...

Page 76: ...TouchPad button board cable 4 from the opening in the top cover and then remove the TouchPad button board 5 Reverse this procedure to install the TouchPad button board 68 Chapter 4 Removal and replacement procedures ...

Page 77: ...mputer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer 4 Remove the battery see Battery on page 40 and then remove the following components Memory module wireless module compartment cover see WLAN module on page 48 Hard drive see Hard drive on page 52 Keyboard see Keyboard on page 58 Top cover see Top cover on page 61 To remove the speaker...

Page 78: ...3 Remove the speakers 4 Reverse this procedure to install the speakers 70 Chapter 4 Removal and replacement procedures ...

Page 79: ...er cord from the AC outlet and then unplugging the AC adapter from the computer 4 Remove the battery see Battery on page 40 and then remove the following components Memory module wireless module compartment cover see WLAN module on page 48 Hard drive see Hard drive on page 52 Keyboard see Keyboard on page 58 Top cover see Top cover on page 61 To remove the USB board 1 Release the ZIF connector 1 t...

Page 80: ...3 Remove the USB board 3 Reverse this procedure to install the USB board 72 Chapter 4 Removal and replacement procedures ...

Page 81: ...cord from the AC outlet and then unplugging the AC adapter from the computer 4 Remove the battery see Battery on page 40 and then remove the following components Memory module wireless module compartment cover see WLAN module on page 48 Hard drive see Hard drive on page 52 Keyboard see Keyboard on page 58 Top cover see Top cover on page 61 To remove the power connector cable 1 Disconnect the power...

Page 82: ...4 Remove the power connector cable 4 Reverse this procedure to install the power connector cable 74 Chapter 4 Removal and replacement procedures ...

Page 83: ...enclosure includes Mylar screw covers 685756 001 Hinge covers includes Mylar screw covers 685088 001 Hinges includes Mylar screw covers 685090 001 HP TrueVision HD webcam microphone module 694747 001 HP VGA webcam microphone module 685112 001 Rubber display bumpers 685102 001 Before removing the display assembly in its entirety follow these steps 1 Shut down the computer If you are unsure whether ...

Page 84: ... 2 built into the base enclosure CAUTION Support the display assembly when removing the following screws Failure to support the display assembly can result in damage to the display assembly and other computer components 3 Remove the five Phillips PM2 5 6 0 screws 1 that secure the display assembly to the computer 76 Chapter 4 Removal and replacement procedures ...

Page 85: ...1 and the two Phillips PM2 5 4 0 screws 2 that secure the display bezel to the display assembly The Mylar screw covers are included with the display bezel spare part kit b Flex the inside edges of the top edge 3 the left and right edges 4 and the bottom edge 5 of the display bezel until the bezel disengages from the display enclosure Component replacement procedures 77 ...

Page 86: ...crophone module a Position the display assembly with the top edge toward you b Remove the two broadhead Phillips PM2 5 2 5 screws 1 that secure the display panel to the enclosure c Tilt the display panel 2 up 78 Chapter 4 Removal and replacement procedures ...

Page 87: ...d Disconnect the module cable 3 from the module Component replacement procedures 79 ...

Page 88: ...le sided tape 3 To remove the hinge covers a Position the display assembly with the bottom edge toward you b Remove the two Phillips PM2 5 4 0 screws 1 that secure the top hinge covers to the display enclosure and then remove the top hinge covers 2 80 Chapter 4 Removal and replacement procedures ...

Page 89: ...ve the side hinge covers 2 4 To remove the display panel cable and hinges a Position the display assembly with the top edge toward you b Remove the four Phillips PM2 5 4 0 screws 1 that secure the display panel to the enclosure and then remove the display panel 2 from the enclosure Component replacement procedures 81 ...

Page 90: ...ecures the display panel cable to the display panel and then disconnect 2 and remove 3 the cable d Remove the four Phillips PM2 0 3 0 screws 1 that secure the display hinges to the display panel e Remove the display hinges 2 82 Chapter 4 Removal and replacement procedures ...

Page 91: ...dels may only have one antenna transceiver c Release the wireless antenna cables from the clips 2 built into the display enclosure d Remove the wireless antenna cables and transceivers 3 6 If replacing the display enclosure be sure that the other subcomponents including the webcam microphone module the antenna receivers and all associated cables and hardware are transferred to the new enclosure Re...

Page 92: ...or i3 processor and a graphics subsystem with UMA video memory RCTO system board for use in Brazil and India only 685107 001 System board for use only with computer models equipped with an Intel Pentium or Celeron processor and a graphics subsystem with UMA video memory 685768 001 System board for use only with computer models equipped with an Intel Pentium or Celeron processor and a graphics subs...

Page 93: ...module on page 50 RTC battery see RTC battery on page 55 Fan heat sink assembly see Fan heat sink assembly on page 89 Processor Intel only see Processor on page 95 NOTE AMD processors come soldered to the system board and cannot be removed or replaced To remove the system board 1 Close the computer turn it upside down and then disconnect the optical drive connector cable from the system board 2 Tu...

Page 94: ...he system board 3 NOTE A thermal pad services a component on the bottom of the system board Replacement thermal material is included with all system board spare part kits Reverse this procedure to install the system board 86 Chapter 4 Removal and replacement procedures ...

Page 95: ...he AC adapter from the computer 4 Remove the battery see Battery on page 40 and then remove the following components WLAN module see WLAN module on page 48 Hard drive see Hard drive on page 52 Keyboard see Keyboard on page 58 Top cover see Top cover on page 61 Speakers see Speakers on page 69 USB board see USB board on page 71 Power connector cable see Power connector cable on page 73 Display asse...

Page 96: ...3 Release the optical drive cable from the clips 4 built into the base enclosure Reverse this procedure to install the optical drive cable 88 Chapter 4 Removal and replacement procedures ...

Page 97: ...ion power management battery conservation configurations battery fast charging and software requirements Exhaust air is displaced through the ventilation grill located on the left side of the computer Before removing the fan heat sink assembly follow these steps 1 Shut down the computer If you are unsure whether the computer is off or in Hibernation turn the computer on and then shut it down throu...

Page 98: ...m board 4 Remove the fan heat sink assembly 4 NOTE Due to the adhesive quality of the thermal material located between the heat sink and system board components it may be necessary to move the heat sink from side to side to detach it NOTE The following illustration shows the fan heat sink assembly removal process on a computer model equipped with an AMD processor NOTE The following illustration sh...

Page 99: ... The following illustration shows the fan heat sink assembly removal process on a computer model equipped with an Intel processor and a graphics subsystem with UMA memory Component replacement procedures 91 ...

Page 100: ...e the heat sink is removed Replacement thermal materials are included with the fan heat sink assembly processor and system board spare part kits NOTE The following illustration shows the replacement thermal material locations on a computer model equipped with an AMD processor 92 Chapter 4 Removal and replacement procedures ...

Page 101: ...hics subsystem with discrete memory Thermal paste is used on the processor 1 and the heat sink section 2 that services it Thermal paste is used on the graphics subsystem chip 3 and the heat sink section 4 that services it NOTE The following illustration shows the replacement thermal material locations on a computer model equipped with an Intel processor and a graphics subsystem with UMA memory Com...

Page 102: ...rmal paste is used on the processor 1 and the heat sink section 2 that services it Reverse this procedure to reassemble and install the fan heat sink assembly 94 Chapter 4 Removal and replacement procedures ...

Page 103: ... core 35 W 690537 001 Intel Celeron B815 1 6 GHz processor 1333 MHz memory speed 2 0 MB L3 cache dual core 35 W 677153 001 Intel Celeron B730 1 8 GHz processor 1333 MHz memory speed 1 5 MB L3 cache 35 W 690536 001 Before removing the processor follow these steps 1 Shut down the computer If you are unsure whether the computer is off or in Hibernation turn the computer on and then shut it down throu...

Page 104: ... processor locking screw one half turn counterclockwise 2 until you hear a click 2 Lift the processor 3 straight up and then remove it NOTE The gold triangle 4 on the processor must be aligned with the triangle icon embossed on the processor socket when you install the processor Reverse this procedure to install the processor 96 Chapter 4 Removal and replacement procedures ...

Page 105: ...een 2 Press f10 to enter Setup Utility BIOS Information about how to navigate in Setup Utility BIOS is located at the bottom of the screen NOTE Use extreme care when making changes in Setup Utility BIOS Errors can prevent the computer from operating properly Updating the BIOS Updated versions of the BIOS may be available on the HP website Most BIOS updates on the HP website are packaged in compres...

Page 106: ...te you want to download 3 At the download area follow these steps a Identify the BIOS update that is later than the BIOS version currently installed on your computer Make a note of the date name or other identifier You may need this information to locate the update later after it has been downloaded to your hard drive b Follow the on screen instructions to download your selection to the hard drive...

Page 107: ...ware is functioning properly To start System Diagnostics 1 Turn on or restart the computer While the Press the ESC key for Startup Menu message is displayed in the lower left corner of the screen press esc When the Startup Menu is displayed press f2 2 Click the diagnostic test you want to run and then follow the on screen instructions NOTE If you need to stop a diagnostics test while it is running...

Page 108: ...A or 19 5 V dc 4 62 A 90 W Temperature Operating 5 C to 35 C 41 F to 95 F Nonoperating 20 C to 60 C 4 F to 140 F Relative humidity noncondensing Operating 10 to 90 Nonoperating 5 to 95 Maximum altitude unpressurized Operating 15 m to 3 048 m 50 ft to 10 000 ft Nonoperating 15 m to 12 192 m 50 ft to 40 000 ft NOTE Applicable product safety standards specify thermal limits for plastic surfaces The d...

Page 109: ...mber of colors Up to 16 8 million Contrast ratio 200 1 typical Brightness 200 nits typical Pixel resolution Pitch 0 197 0 197 mm Format 1366 768 Configuration RGB vertical stripe Backlight LED Character display 80 25 Total power consumption 2 0 W Viewing angle 65 horizontal 50 vertical typical 14 0 inch display specifications 101 ...

Page 110: ...A security ATA security Seek times typical read including setting Single track 1 5 ms 1 5 ms 1 5 ms 1 5 ms Average read write 13 ms 13 ms 13 ms 13 ms Maximum 27 ms 27 ms 27 ms 27 ms Logical blocks 1 465 149 168 1 250 263 728 976 773 168 625 142 448 Disk rotational speed 5400 rpm 5400 rpm 5400 rpm 5400 rpm Operating temperature 0 C to 60 C 32 F to 140 F 1 GB 1 billion bytes when referring to hard d...

Page 111: ...s What you need to know Only one set of recovery media can be created Handle these recovery tools carefully and keep them in a safe place HP Recovery Manager examines the computer and determines the required storage capacity for the flash drive or the number of blank DVD discs that will be required Use DVD R DVD R DVD R DL DVD R DL discs or a flash drive Do not use rewriteable discs such as CD RW ...

Page 112: ...r emails created since the last restore point but it does affect software you may have installed For example if you download a photo from a digital camera and then restore the computer to the state it was on the previous day the photo remains on the computer However if you install photo viewing software and then restore your computer to the state it was on the previous day the software will be uni...

Page 113: ... screen image To copy only the active window press alt prt sc To copy the entire screen press prt sc 3 Open a word processing document or graphics editing program and then select Edit Paste The screen image is added to the document 4 Save and print the document What you need to know You can back up your information to an optional external hard drive a flash drive a network drive or discs Connect t...

Page 114: ...ty Backup and Restore 2 Follow the on screen instructions to schedule and create a backup NOTE Windows includes the User Account Control feature to improve the security of the computer You may be prompted for your permission or password for tasks such as installing software running utilities or changing Windows settings See Help and Support for more information To restore see Restoring specific fi...

Page 115: ...dows Backup and Restore 1 Select Start Control Panel System and Security Backup and Restore 2 Follow the on screen instructions to restore your backup NOTE Windows includes the User Account Control feature to improve the security of the computer You may be prompted for your permission or password for tasks such as installing software running utilities or changing Windows settings See Help and Supp...

Page 116: ... partition 1 Access HP Recovery Manager in either of the following ways Select Start and type recovery in the search field Select Recovery Manager from the list or Turn on or restart the computer and then press esc while the Press the ESC key for Startup Menu message is displayed at the bottom of the screen Then press f11 while the F11 System Recovery message is displayed on the screen 2 Click Sys...

Page 117: ...s f9 for boot options 3 Select Internal CD DVD ROM Drive from the boot options window To change the boot order for a recovery flash drive 1 Insert the flash drive into a USB port 2 Restart the computer 3 Press esc while the computer is restarting and then press f9 for boot options 4 Select the flash drive from the boot options window Restore and recovery 109 ...

Page 118: ...equirements are applicable to all countries and regions The length of the power cord set must be at least 1 5 m 5 0 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 119: ...ark DEMKO 1 Finland FIMKO 1 France UTE 1 Germany VDE 1 India ISI 1 Israel SII 1 Italy IMQ 1 Japan 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 Requirements for specific countries and...

Page 120: ... 0 75mm2 or 1 25mm2 conductor size The wall plug must be a two pole grounding type with a Japanese Industrial Standard C8303 7 A 125 V ac configuration 4 The flexible cord must be Type RVV 3 conductor 0 75mm2 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 3X0 75mm2 conductor size KTL logo and indi...

Page 121: ...ended for recycling purposes are the liquid crystal display LCD panel and the backlight When you remove these components handle them carefully NOTE Materials Disposal This HP product contains mercury in the backlight in the display assembly that might require special handling at end of life Disposal of mercury may be regulated because of environmental considerations For disposal or recycling infor...

Page 122: ...hat secure the display bezel to the display assembly 2 Lift up and out on the left and right inside edges 1 and the top and bottom inside edges 2 of the display bezel until the bezel disengages from the display assembly 3 Remove the display bezel 3 114 Chapter 9 Recycling ...

Page 123: ...ssembly to the display enclosure 6 Remove the display panel assembly 2 from the display enclosure 7 Turn the display panel assembly upside down 8 Remove all screws that secure the display panel frame to the display panel 9 Use a sharp edged tool to cut the tape 1 that secures the sides of the display panel to the display panel frame Display 115 ...

Page 124: ...splay panel 11 Remove the screws 1 that secure the backlight cover to the display panel 12 Lift the top edge of the backlight cover 2 and swing it outward 13 Remove the backlight cover 14 Turn the display panel right side up 116 Chapter 9 Recycling ...

Page 125: ...el upside down 17 Remove the backlight frame from the display panel WARNING The backlight contains mercury Exercise caution when removing and handling the backlight to avoid damaging this component and causing exposure to the mercury 18 Remove the backlight from the backlight frame Display 117 ...

Page 126: ...ws 2 that secure the LCD panel to the display rear panel 21 Release the LCD panel 3 from the display rear panel 22 Release the tape 4 that secures the LCD panel to the display rear panel 23 Remove the LCD panel 24 Recycle the LCD panel and backlight 118 Chapter 9 Recycling ...

Page 127: ...r 31 computer major components illustrated 19 computer specifications 100 connectors service considerations 33 D deleted files restoring 107 Digital Media Slot identifying 9 display assembly illustrated 19 removing 41 75 display assembly subcomponents illustrated 23 removing 41 75 display bezel illustrated 23 removing 41 77 spare part number 30 display bumpers spare part number 31 display cable il...

Page 128: ... 3 removing 50 spare part number 29 30 memory module compartment identifying 16 memory module wireless module compartment cover illustrated 27 removing 48 spare part number 31 microphone identifying 11 product description 3 model description 18 38 model name 1 Mylar screw covers spare part number 30 N network jack identifying 9 O operating system 5 optical drive identifying 8 illustrated 22 26 pre...

Page 129: ...arts 33 service tag 17 38 serviceability product description 6 slots Digital Media 9 security cable 8 speakers identifying 7 illustrated 20 removing 69 spare part number 31 specifications computer 100 display 101 hard drive 102 supported discs 103 system board illustrated 20 removing 84 spare part number 31 32 system recovery 107 system restore points creating 104 T thermal pad spare part number 3...

Page 130: ...WLAN module illustrated 21 removing 48 spare part number 30 workstation guidelines 36 122 Index ...

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HP ProBook 455, Maintenance And Service Manual

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