Page 1 HP EliteBook 745 G2 Notebook PC HP EliteBook 755 G2 Notebook PC Maintenance and Service Guide...
Page 2 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.
Page 3 Important Notice about Customer Self-Repair Parts CAUTION: Your computer includes Customer Self-Repair parts and parts that should only be accessed by an authorized service provider. See Removal and replacement procedures for Customer Self-Repair parts on page 44 for details. Accessing parts described in Removal and replacement procedures for Authorized Service Provider parts on page 59 can damage the computer or void your...
Page 4 Important Notice about Customer Self-Repair Parts...
Page 5 Safety warning notice WARNING! To reduce the possibility of heat-related injuries or of overheating the device, do not place the device directly on your lap or obstruct the device air vents. Use the device only on 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.
Page 6 Safety warning notice...
Page 7: Table Of Contents
Service Label ............................19 3 Illustrated parts catalog ..........................20 Computer major components ......................21 Display assembly subcomponents ..................... 25 HP EliteBook 745 models ....................25 HP EliteBook 755 models ....................27 Mass storage devices ......................... 29 Plastics Kit ............................30 Miscellaneous parts ..........................
Page 8 Display panel (non-touch) ....................59 RTC battery ........................63 Internal base enclosure ..................... 64 Internal base enclosure (HP EliteBook 745 models) ......... 64 Internal base enclosure (HP EliteBook 755 models) ......... 67 Fan ............................. 70 Card reader board ......................71 VGA/USB board .........................
Page 9 Using HP PC Hardware Diagnostics (UEFI) (select models only) ............. 98 Downloading HP PC Hardware Diagnostics (UEFI) to a USB device ....... 99 8 Computer Setup (BIOS) and HP PC Hardware Diagnostics (UEFI) in Windows 7 ........ 100 Using Computer Setup ........................100 Starting Computer Setup ....................
Page 10 11 Backup and recovery in Windows 7 ......................113 Creating recovery media and backups ..................... 113 Guidelines ........................113 Creating recovery media with HP Recovery Disc Creator ..........113 Creating recovery media ................. 114 Backing up your information .................... 114 Performing a system recovery ......................
Page 11 Requirements for specific countries and regions ................135 16 Recycling ..............................137 Index ................................. 138...
Page 13: Product Description
Product description Category Description EliteBook EliteBook Product Name HP EliteBook 745 G2 Notebook PC √ HP EliteBook 755 G2 Notebook PC √ Processors Offers the following processors: √ √ ● AMD™ A6 Pro-7050B with Radeon™ R4 Graphics (dual-core; 3.0 GHz/2.2 GHz; 17 W; 1 MB L2 cache) ●...
Page 14 Category Description EliteBook EliteBook Memory Two customer-accessible/upgradable memory module slots with √ √ the following specifications: DDR3L PC3L-12800 (1600 MHz) SODIMMs Supports dual channel memory Supports 16384 MB of system RAM in the following configurations: ● 16384 MB (8192 MB×2) ●...
Page 15 Secured by subscriber identity module (SIM, user-accessible behind battery) Support for the following WWAN formats: ● HP lt4211 LTE/EV-DO/HSPA+ 4G Mobile Broadband Module ● HP lt4112 LTE/HSPA+ 4G Mobile Broadband Module ● HP hs3110 HSPA+ Mobile Broadband Module Supports no WWAN option...
Page 16 √ √ On/off button √ √ Power requirements Supports the following HP Smart AC adapters: ● 65 W HP Smart AC adapter (select models only) √ √ ● 45 W HP Smart AC adapter (select models only) √ √ ●...
Page 17 People's Republic of China) ● Windows 7 Home Premium 64 and 32 (available with any Windows 7 HP operating system except Asia-Pacific countries and regions and the People's Republic of China) ● Windows 7 Professional 64 and 32 (available with any Windows 7 Professional or Windows 8.1 Professional...
Page 18 Category Description EliteBook EliteBook Web-only support: √ √ ● Windows 8.1 Enterprise 64 ● Windows 7 Enterprise 64 and 32 Serviceability End user replaceable parts: √ √ ● AC adapter ● Battery ● HDD/SSD hard drive ● Keyboard ● Memory module ●...
Page 19: External Component Identification
Webcam (select models only) Records video and captures still photographs. For information on using the webcam: Windows 8.1: On the Start screen, select the HP Support Assistant app. Windows 7: Select Start > All Programs > Communication and Chat >HP WebCam.
Page 20: Top
Component Description Internal display switch Turns off the display or initiates Sleep if the display is closed while the power is on. NOTE: The display switch is not visible on the outside of the computer. *The antennas are not visible on the outside of the computer. For optimal transmission, keep the areas immediately around the antennas free from obstructions.
Page 21: Lights
Lights Component Description ● Power light On: The computer is on. ● Blinking: The computer is in the Sleep state. ● Off: The computer is off. Caps lock light On: Caps lock is on. ● TouchPad light On: The TouchPad is off. ●...
Page 22: Buttons, Speakers, And Fingerprint Reader (Select Models Only)
Buttons, speakers, and fingerprint reader (select models only) Component Description ● Power button When the computer is off, press the button to turn on the computer. ● When the computer is on, press the button briefly to initiate Sleep. ● When the computer is in the Sleep state, press the button briefly to exit Sleep.
Page 23 Component Description Wireless button Turns the wireless feature on or off but does not establish a wireless connection. Volume mute button Mutes and restores speaker sound. Fingerprint reader (select models only) Allows a fingerprint logon to Windows, instead of a password logon.
Page 24: Keys
Keys Component Description (Windows only) Displays system information when pressed in combination with the key. Executes frequently used system functions when pressed in combination with a function key, the num lk key, or the key. Windows key Windows 8.1: Returns you to the Start screen from an open app or the Windows desktop.
Page 25: Front
When the battery reaches a critical battery level, the battery light begins blinking rapidly. ● Off: The battery is fully charged. ● Hard drive light Blinking white: The hard drive is being accessed. ● Amber: HP 3D DriveGuard has temporarily parked the hard drive. Front...
Page 26: Left
Left Component Description 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 not prevent the computer from being mishandled or stolen. Vent Enables airflow to cool internal components. NOTE: The computer fan starts up automatically to cool internal components and prevent overheating.
Page 27: Right
Right Component Description Audio-out (headphone) jack/Audio-in Produces sound when connected to optional powered (microphone) jack stereo speakers, headphones, earbuds, a headset, or television audio. Also connects an optional headset microphone. WARNING! To reduce the risk of personal injury, adjust the volume before putting on headphones, earbuds, or a headset.
Page 28: Bottom
Windows 8.1: On the Start screen, select the HP Support Assistant app. Other operating systems: Go to http://www.hp.com/support, select your country or region, and follow the on-screen instructions.
Page 29 Component Description Service door release latch Releases the service door on the computer. Service door release lock Locks service door. Vents (2) Enable 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 during routine operation.
Page 30 Windows 8.1: On the Start screen, select the HP Support Assistant app. Other operating systems: Go to http://www.hp.com/support, select your country or region, and follow the on- screen instructions.
Page 31: Service Label
Service Label When ordering parts or requesting information, provide the computer serial number and model number provided on the label. It is necessary to remove the battery to obtain these numbers. See Battery on page 46 for battery removal instructions. Item Component Description...
Page 32: Illustrated Parts Catalog
Illustrated parts catalog NOTE: HP continually improves and changes product parts. For complete and current information on supported parts for your computer, go to http://partsurfer.hp.com, select your country or region, and then follow the on-screen instructions. Chapter 3 Illustrated parts catalog...
Page 33: Computer Major Components
Computer major components Computer major components...
Page 34 Display assembly subcomponents on page Touch screen display assemblies are only spared as whole units. 15 in, FHD,AG SVA, slim for use in HP EliteBook 755 models 774990-001 14 in, FHD, UWVA, slim, for use in HP EliteBook 745 models...
Page 35 180 GB, SATA III 768803-001 128 GB, SATA III 768802-001 (13) Heat sink (includes replacement thermal material): For use only on HP EliteBook 745 models 768790-001 For use only on HP EliteBook 755 models 773959-001 (14) Memory modules (PC3L, 12800, 1600 MHz):...
Page 36 HP hs3110 HSPA+ Mobile Broadband Module 748599-001 (18) Internal base enclosure (includes RJ-45 door with spring) For use only on HP EliteBook 745 models 779684-001 For use only on HP EliteBook 755 models 779688-001 Rubber Kit (not illustrated; includes rubber screw covers):...
Page 37: Display Assembly Subcomponents
Display assembly subcomponents HP EliteBook 745 models Item Component Spare part number Display bezel: 768808-001 Webcam 777326-001 Microphone module (not illustrated) 730795-001 Antenna kit (includes cables and transceivers for WLAN and WWAN) 780080-001 Display panel cable (includes webcam/microphone module cable) 730954-001 (35.6 cm) 14.0 in, LED, AntiGlare display panel:...
Page 38 Item Component Spare part number 768811-001 FHD, SVA (1920×1080) 300 nits (cd/m ), slim Display Hinge Kit (includes left and right hinges and hinge covers) 730957-001 Left and right hinges Left and right hinge covers Display enclosure 779682-001 Chapter 3 Illustrated parts catalog...
Page 39: Hp Elitebook 755 Models
HP EliteBook 755 models Item Component Spare part number Display bezel 773963-001 Webcam 777326-001 Microphone module (not illustrated) 730795-001 (39.6 cm) 15.6 in, LED, AntiGlare display panel: 777834-001 HD AG SVA 45% CG 200 nits (cd/m ) eDP 1.2 flat (1366x768)
Page 40 Item Component Spare part number Left and right hinge covers Display enclosure 779686-001 Chapter 3 Illustrated parts catalog...
Page 41: Mass Storage Devices
Mass storage devices Item Description Spare part number Hard Drive Hardware Kit, includes bracket 730793-001 Hard drive (does not include hard drive bracket or screws): 2.5 in HDD, SATA, 9.5 mm (does not include the hard drive bracket or screws) 1 TB, 7200 rpm 766644-001 2.5 in HDD, SATA, 7 mm (does not include the hard drive bracket or screws)
Page 42: Plastics Kit
Plastics Kit Item Description Spare part number Plastics Kit for use only on HP EliteBook 745 models 730958-001 Plastics Kit for use only on HP EliteBook 755 models 730802-001 SD card insert, illustrated Fingerprint reader insert RJ-45 spring RJ-45 door...
Page 43: Miscellaneous Parts
45 W HP Smart AC adapter (non-PFC, RC 2 prong), for use in HP EliteBook 755 models 742437-001 65 W HP Smart AC travel adapter (non-PFC) 693716-001 65 W HP Smart AC adapter (RC/V, EM) for use in India and the People’s Republic of China 693710-001 Power cord (3-pin, black, 1.83 m): For use in Argentina...
Page 44: Sequential Part Number Listing
Component Spare part number For use in Thailand 755530-201 For use in the United Kingdom and Singapore 755530-031 Power cord 2-pin, black, 1.0 m, for use in Japan 762689-291 Sequential part number listing CSR flag designations: A = Mandatory B = Optional C = Service technician recommended N = Non-user replaceable Spare part...
Page 45 693374-001 8 GB memory module (PC3L, 12800, 1600 MHz) 693710-001 65 W HP Smart AC adapter (RC/V, EM) for use in India and the People’s Republic of China 693716-001 65 W HP Smart AC travel adapter (non-PFC) 703267-001 500 GB, 7200 rpm, 7 mm hard drive (does not include hard drive bracket or screws)
Page 46 1 TB, 7200 rpm, 9.5 mm hard drive (does not include hard drive bracket or screws) 768790-001 Heat sink for use only on HP EliteBook 745 models (includes replacement thermal material) 768791-001 Card reader board for use in HP EliteBook 745 models...
Page 47 Raw display panel, (35.6 cm) 14.0 in LED, FHD, AG, SVA (1920×1080), slim, 300 nits (cd/m 773959-001 Heat sink for use only on HP EliteBook 755 models (includes replacement thermal material) 773960-001 Card reader board for use in HP EliteBook 755 models...
Page 48 Spare part Description number flag 776474-161 Keyboard with pointing stick for use in Latin America (includes keyboard cable and pointing stick cable) 776474-171 Keyboard with pointing stick for use in Saudi Arabia (includes keyboard cable and pointing stick cable) 776474-201 Keyboard with pointing stick for use in Brazil (includes keyboard cable and pointing stick cable) 776474-211 Keyboard with pointing stick for use in Hungary (includes keyboard cable and pointing...
Page 49 Spare part Description number flag 776475-041 Keyboard, backlit, with pointing stick for use in Germany (includes keyboard cable and pointing stick cable) 776475-051 Keyboard, backlit, with pointing stick for use in France (includes keyboard cable and pointing stick cable) 776475-061 Keyboard, backlit, with pointing stick for use in Italy (includes keyboard cable and pointing stick cable) 776475-071...
Page 50 779683-001 Top cover for use only on HP EliteBook 745 models (includes TouchPad) 779684-001 Internal base enclosure for use only on HP EliteBook 745 models (includes RJ-45 door with spring) 779686-001 Display enclosure for use in HP EliteBook 755 models...
Page 51: Removal And Replacement Procedures Preliminary Requirements
Removal and replacement procedures preliminary requirements Tools required You will need the following tools to complete the removal and replacement procedures: ● Flat-bladed screwdriver ● Magnetic screwdriver ● Phillips P0 and P1 screwdrivers Service considerations The following sections include some of the considerations that you must keep in mind during disassembly and assembly procedures.
Page 52: Drive Handling
Drive handling CAUTION: Drives are fragile components that must be handled with care. To prevent damage to the computer, damage to a drive, or loss of information, observe these precautions: Before removing or inserting a hard drive, 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.
Page 53 Typical electrostatic voltage levels Relative humidity Event Walking across carpet 35,000 V 15,000 V 7,500 V Walking across vinyl 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...
Page 54: Packaging And Transporting Guidelines
Packaging and transporting guidelines Follow these grounding guidelines when packaging and transporting equipment: ● To avoid hand contact, transport products in static-safe tubes, bags, or boxes. ● Protect ESD-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.
Page 55 Equipment guidelines Grounding equipment must include either a wrist strap or a foot strap at a grounded workstation. ● When seated, wear a wrist strap connected to a grounded system. Wrist straps are flexible straps with a minimum of one megohm ±10% resistance in the ground cords. To provide proper ground, wear a strap snugly against the skin at all times.
Page 56: Removal And Replacement Procedures For Customer Self-Repair Parts
Customer Self-Repair is supported in your location. NOTE: HP continually improves and changes product parts. For complete and current information on supported parts for your computer, go to http://partsurfer.hp.com, select your country or region, and then follow the on-screen instructions. Component replacement procedures...
Page 57 Slide the service door toward the front of the computer (4) and lift (5) to remove the service door. Reverse the removal procedures to install the service door. Component replacement procedures...
Page 58: Battery
Battery Description Spare part number 3-cell, 50-Wh, 4.5-Ah 717376-001 3-cell, 24-Wh, 2.4-Ah 717375-001 Before disassembling the computer, follow these steps: 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. Disconnect the power from the computer by unplugging the power cord from the computer.
Page 59: Hard Drive
Hard drive Description Spare part number 2.5 in HDD, SATA, 9.5 mm (does not include the hard drive bracket or screws) 1 TB, 7200 rpm, 9.5 mm 766644-001 2.5 in HDD, SATA, 7 mm (does not include the hard drive bracket or screws) 500 GB, 7200 rpm, 7 mm, SED 703268-001 500 GB, 7200 rpm, 7 mm...
Page 60 Loosen the 4 hard drive screws (1). Slide the hard drive (2) forward, and then remove it (3). If it is necessary to disassemble the hard drive, perform the following steps: Remove the four Phillips PM3.0×3.0 screws (1) that secure the hard drive bracket to the hard drive.
Page 61: Memory Module
94, and for Windows 7 models, see Updating the BIOS on page 101. For Ubuntu models, go to http://www.hp.com/support, and select your country. Select Drivers & Downloads, and then follow the on-screen instructions. CAUTION: Failure to update the computer to the latest BIOS prior to installing new memory may result in various system problems.
Page 62 Remove the memory module (2) by pulling the module away from 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. Chapter 5 Removal and replacement procedures for Customer Self-Repair parts...
Page 63: Wwan Module
WWAN module NOTE: The WWAN module and the WLAN module are not interchangeable. Description Spare part number HP lt4211 LTE/EV-DO/HSPA+4G Mobile Broadband Module 748021-001 HP lt4112 LTE/HSPA+ 4G Broadband Module 740011-001 HP hs3110 HSPA+ Mobile Broadband Module 748599-001 Before removing the WWAN module, follow these steps: Turn off the computer.
Page 64 Remove the WWAN module (3) by pulling the module away from the slot. NOTE: WWAN modules are designed with a notch to prevent incorrect insertion. NOTE: If the WWAN antennas are not connected to the terminals on the WWAN module, the protective sleeves must be installed on the antenna connectors, as shown in the following illustration.
Page 65: Wlan Module
WLAN module Description Spare part number Qualcomm Atheros AR9485 802.11 b/g/n 1x1 WiFi Adaptor (select models only) 675794-001 Broadcom BCM4352 802.11ac 2x2 Wi-Fi + Bluetooth 4.0 combo (select models only) 724935-001 Broadcom BCM943228HMB WiDi 802.11 a/b/g/n 2x2 Wi-Fi + Bluetooth 4.0 combo (select 730668-001 models only) CAUTION:...
Page 66 Remove the WLAN module (3) by pulling the module away from the slot at an angle. NOTE: WLAN modules are designed with a notch to prevent incorrect 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.
Page 67: Keyboard
Keyboard NOTE: For a detailed list of available keyboards, see Sequential part number listing on page Description Spare part number Keyboard with pointing stick, no backlight 776474-xx1 Keyboard with pointing stick and backlight 776475-xx1 Before removing the keyboard, follow these steps: Turn off the computer.
Page 68 Insert a screw driver or similar thin tool into the keyboard release hole, and then press on the back of the keyboard until the keyboard disengages from the computer. Position the computer right-side up with the front toward you. Lift the rear edge of the keyboard upward. NOTE: Continue to step 7 for a keyboard with a backlight.
Page 69 Disconnect the pointing stick cable from the zero insertion force (ZIF) connector (3) on the system board. Remove the keyboard (4). To remove the keyboard from models with a backlight: Swing the keyboard up and forward (1) until it rests upside down on the palm rest. Disconnect the main keyboard cable from the zero insertion force (ZIF) connector (2) on the system board.
Page 70 Remove the keyboard (5). Reverse this procedure to install the keyboard. Chapter 5 Removal and replacement procedures for Customer Self-Repair parts...
Page 71: Removal And Replacement Procedures For Authorized Service Provider Parts
Accessing these parts can damage the computer or void the warranty. NOTE: HP continually improves and changes product parts. For complete and current information on supported parts for your computer, go to http://partsurfer.hp.com, select your country or region, and then follow the on-screen instructions. Component replacement procedures...
Page 72 Description Spare part number Webcam module 777326-001 Microphone module 730795-001 Before removing the display assembly, follow these steps: 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. Disconnect the power from the computer by unplugging the power cord from the computer.
Page 73 Lift and rotate the panel onto the computer (2). On the back of the display panel, lift the tape that secures the display cable to the display panel (1), and the disconnect the display cable from the panel (2). Component replacement procedures...
Page 74 Lift the display panel from the display enclosure. If it is necessary to replace the webcam/microphone module: Release the tape that secures the webcam cable to the module (1). Disconnect the cable (2) from the module. CAUTION: Handle the module with caution. The module has a thin profile and is susceptible to damage when not handled carefully.
Page 75: Rtc Battery
RTC battery Description Spare part number RTC battery (includes cable and double-sided tape) 665733-001 Before removing the RTC battery, follow these steps: 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. Disconnect the power from the computer by unplugging the power cord from the computer.
Page 76: Internal Base Enclosure
Internal base enclosure Internal base enclosure removal procedures for HP EliteBook 745 models and HP EliteBook 755 models are in separated in the following sections. Internal base enclosure (HP EliteBook 745 models) Description Spare part number Internal base enclosure for use only on HP EliteBook 745 models...
Page 77 Remove the seven rubber screw covers from the screws outside of the service door. NOTE: The eight screws outside of the service door also have rubber covers. Remove the 16 Torx T8M2.5×5.0 screws that secure the internal base enclosure to the computer.
Page 78 Remove the Phillips PM2.0×8.0 screw (1) near the media card reader and the six Phillips PM2.0×5.0 broadhead screws (2) inside the battery bay that secure the internal base enclosure to the computer. Lift the internal base enclosure off the computer. Reverse this procedure to install the base enclosure.
Page 79: Internal Base Enclosure (Hp Elitebook 755 Models)
Internal base enclosure (HP EliteBook 755 models) Description Spare part number Internal base enclosure for use only on HP EliteBook 755 models (includes RJ-45 door with 779688-001 spring) Before removing the internal base enclosure, follow these steps: 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.
Page 80 Remove the seven rubber screw covers from the screws outside of the service door. Remove the 21 Torx T8M2.5×5.0 screws that secure the internal base enclosure to the computer. Chapter 6 Removal and replacement procedures for Authorized Service Provider parts...
Page 81 Remove the Phillips PM2.0×8.0 screw (1) near the media card reader and the seven Phillips PM2.0×5.0 broadhead screws (2) inside the battery bay that secure the internal base enclosure to the computer. Lift the internal base enclosure off the computer. Reverse this procedure to install the internal base enclosure.
Page 82: Fan
Description Spare part number Fan (includes cable) 730792-001 Before removing the fan, follow these steps: 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. Disconnect the power from the computer by unplugging the power cord from the computer.
Page 83: Card Reader Board
Card reader board Description Spare part number Card reader board for use in HP EliteBook 745 models 768791-001 Card reader board for use in HP EliteBook 755 models 773960-001 Before removing the card reader board, follow these steps: 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.
Page 84: Vga/Usb Board
VGA/USB board Description Spare part number VGA/USB board for use in HP EliteBook 745 models 768792-001 VGA/USB board for use in HP EliteBook 755 models 773961-001 Before removing the VGA/USB board, follow these steps: 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.
Page 85 Remove the VGA/USB board from the top cover (3). Removing the VGA/USB board for HP EliteBook 755 models Disconnect the cable from the VGA/USB board (1). Remove the three Phillips PM2.0×5.0 screws (2) that secure the VGA/USB board to the top cover.
Page 86: Heat Sink
NOTE: The heat sink spare part kit includes replacement thermal material. Description Spare part number For use only on HP EliteBook 745 models 768790-001 For use only on HP EliteBook 755 models 773959-001 Before removing the heat sink, follow these steps: Turn off the computer.
Page 87 Remove the heat sink: Following the 1, 2, 3, 4 sequence stamped into the heat sink, loosen the four captive Philllips screws (1) – (4) that secure the heat sink to the system board, and then remove the heat sink (5).
Page 88 The following illustration shows the replacement thermal material locations. The thermal material must be thoroughly cleaned from the surfaces of the heat sink and the system board components each time the heat sink is removed. Replacement thermal material is included with the heat sink, processor, and system board spare part kits.
Page 89: Power Button Board
Power button board Description Spare part number Power button board for use in HP EliteBook 745 models 730959-001 Power button board for use in HP EliteBook 755 models 730822-001 Before removing the power button board, follow these steps: 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.
Page 90 Slide the power button board toward the inside of the top cover, and then lift it off the top cover (3). Reverse this procedure to install the power button board. Chapter 6 Removal and replacement procedures for Authorized Service Provider parts...
Page 91: Fingerprint Reader Assembly
Fingerprint reader assembly Description Spare part number Fingerprint reader assembly for use in HP EliteBook 745 models (includes cable, bracket, and 730956-001 insulator) Fingerprint reader assembly for use in HP EliteBook 755 models (includes cable, bracket, and 730817-001 insulator) Before removing the fingerprint reader assembly, follow these steps: Turn off the computer.
Page 92 Remove the fingerprint reader board (3) from the computer. Reverse this procedure to install the fingerprint reader assembly. Chapter 6 Removal and replacement procedures for Authorized Service Provider parts...
Page 93: System Board
System board NOTE: The system board spare part kit includes replacement thermal material. Description Spare part number System board with AMD A6-7050B G2 processor for use with the Windows 8.1 Professional 768794-601 operating system System board with AMD A6-7050B G2 processor for use with the Windows 8.1 Standard 768794-501 operating system System board with AMD A6-7050B G2 processor for use with models without the Windows 8.1...
Page 94 When replacing the system board, be sure that the following components are removed from the defective system board and installed on the replacement system board: ● Memory modules (see Memory module on page ● Heat sink (see Heat sink on page NOTE: You do not have to remove the heat sink to remove the system board.
Page 95 Note the routing location of the antenna cables (7) when removing them. Remove the three Phillips PM2.5×5.0 screws that secure the system board to the top cover. Lift the left side of the system board (1). Component replacement procedures...
Page 96 Remove the system board (2) by sliding it up and to the left at an angle. Reverse this procedure to install the system board. Chapter 6 Removal and replacement procedures for Authorized Service Provider parts...
Page 97: Speaker Assembly
Speaker assembly Description Spare part number Speaker assembly (includes cable) 730798-001 Before removing the speaker assembly, follow these steps: 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. Disconnect the power from the computer by unplugging the power cord from the computer.
Page 98 Remove the speaker assembly (2) from the top cover. Reverse this procedure to install the speaker assembly. Chapter 6 Removal and replacement procedures for Authorized Service Provider parts...
Page 99: Display Assembly
Description Spare part number Display assembly, touch screen (whole assembly) 15 in, FHD, for use in HP EliteBook 755 models 774990-001 14 in, FHD, for use in HP EliteBook 745 models 777325-001...
Page 100 Release the wireless antenna cables (2) from the routing channel attached to the system board. Remove the four Torx TM2.5×6.0 screws (1) that secure the display panel to the computer. Rotate the display hinges upward to an angle (2) until the top cover is free for removal. Separate the display from the top cover (3).
Page 101 Remove the bezel from the display assembly (4). NOTE: In these steps, the display assembly will not be connected to the computer as shown in the illustration. If you need to remove the raw display panel, remove the four Phillips PM2.0×3.0 screws (1) that secure the display panel to the display enclosure.
Page 102 Lift the tape that secures the display cable to the display panel (1), and the disconnect the display cable from the panel (2). Lift the display panel from the display enclosure. If you need to replace the webcam/microphone module: Release the tape that secures the webcam cable to the module (1). Disconnect the cable (2) from the module.
Page 103 Remove the module (3) from the display enclosure. (The module is attached to the display enclosure with double-sided tape.) If you need to remove the display hinges, remove the six broadhead Phillips PM 2.0×2.0 screws (1), and then lift the hinges from the display enclosure (2). Component replacement procedures...
Page 104 If you need to remove the display cable, lift the cable straight up and out of the display enclosure. Use the following image to properly route the cable. If you need to replace the WLAN/WWAN antenna cables and transceivers: Release the antenna cables from the clips (1) and routing channel built into the display enclosure.
Page 105: Computer Setup (Bios), Multiboot, And System Diagnostics In Windows 8.1
Computer Setup (BIOS), MultiBoot, and System Diagnostics in Windows 8.1 Using Computer Setup Computer Setup, or Basic Input/Output System (BIOS), controls communication between all the input and output devices on the system (such as disk drives, display, keyboard, mouse, and printer). Computer Setup includes settings for the types of devices installed, the startup sequence of the computer, and the amount of system and extended memory.
Page 106: Restoring Factory Settings In Computer Setup
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 compressed files called SoftPaqs. Some download packages contain a file named Readme.txt, which contains information regarding installing and troubleshooting the file.
Page 107: Downloading A Bios Update
Do not shut down the computer or initiate Sleep. Do not insert, remove, connect, or disconnect any device, cable, or cord. From the Start screen, type hp support assistant, and then select the HP Support Assistant app. Select Updates and tune-ups, and then select Check for HP updates now.
Page 108: Using Multiboot
NOTE: After a message on the screen reports a successful installation, you can delete the downloaded file from your hard drive. Using MultiBoot About the boot device order As the computer starts, the system attempts to boot from enabled devices. The MultiBoot utility, which is enabled at the factory, controls the order in which the system selects a boot device.
Page 109: Dynamically Choosing A Boot Device Using The F9 Prompt
To move the device up in the boot order, use a pointing device to click the up arrow, or press the key. – or – To move the device down in the boot order, use a pointing device to click the down arrow, or press the key.
Page 110: Entering Multiboot Express Preferences
Using HP PC Hardware Diagnostics (UEFI) (select models only) HP PC Hardware Diagnostics is a Unified Extensible Firmware Interface (UEFI) that allows you to run diagnostic tests to determine if the computer hardware is functioning properly. The tool runs outside of the operating system to isolate hardware failures from issues that may be caused by the operating system or other software components.
Page 111: Downloading Hp Pc Hardware Diagnostics (Uefi) To A Usb Device
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device NOTE: The HP PC Hardware Diagnostics (UEFI) download instructions are provided in English only. Go to http://www.hp.com. Point to Support, located at the top of the page, and then click the Download Drivers.
Page 112: Computer Setup (Bios) And Hp Pc Hardware Diagnostics (Uefi) In Windows 7
● To close open dialog boxes and return to the main Computer Setup screen, press esc, and then follow the on-screen instructions. 100 Chapter 8 Computer Setup (BIOS) and HP PC Hardware Diagnostics (UEFI) in Windows 7...
Page 113: Restoring Factory Settings In Computer Setup
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 compressed files called SoftPaqs. Some download packages contain a file named Readme.txt, which contains information regarding installing and troubleshooting the file.
Page 114: Downloading A Bios Update
Double-click the file that has an .exe extension (for example, filename.exe). The BIOS installation begins. Complete the installation by following the on-screen instructions. 102 Chapter 8 Computer Setup (BIOS) and HP PC Hardware Diagnostics (UEFI) in Windows 7...
Page 115: Using Multiboot
NOTE: After a message on the screen reports a successful installation, you can delete the downloaded file from your hard drive. Using MultiBoot About the boot device order As the computer starts, the system attempts to boot from enabled devices. The MultiBoot utility, which is enabled at the factory, controls the order in which the system selects a boot device.
Page 116: Dynamically Choosing A Boot Device Using The F9 Prompt
The computer will not start until you select a boot device and press enter. ● To allow the computer to start according to the current MultiBoot settings, wait for the allotted time to expire. 104 Chapter 8 Computer Setup (BIOS) and HP PC Hardware Diagnostics (UEFI) in Windows 7...
Page 117: Using Hp Pc Hardware Diagnostics (Uefi) (Select Models Only)
Using HP PC Hardware Diagnostics (UEFI) (select models only) HP PC Hardware Diagnostics is a Unified Extensible Firmware Interface (UEFI) that allows you to run diagnostic tests to determine if the computer hardware is functioning properly. The tool runs outside of the operating system to isolate hardware failures from issues that may be caused by the operating system or other software components.
Page 118: Using Setup Utility (Bios) And System Diagnostics In Ubuntu
Using Setup Utility (BIOS) and System Diagnostics in Ubuntu Setup Utility, or Basic Input/Output System (BIOS), controls communication between all the input and output devices on the system (such as disk drives, display, keyboard, mouse, and printer). Setup Utility includes settings for the types of peripherals installed, the startup sequence of the computer, and the amount of system and extended memory.
Page 119: Displaying System Information
Exit > Exit Discarding Changes, and then press enter. Using HP PC Hardware Diagnostics (UEFI) HP PC Hardware Diagnostics is a Unified Extensible Firmware Interface (UEFI) that allows you to run diagnostic tests to determine whether the computer hardware is functioning properly. The tool runs outside of the operating system so that it can isolate hardware failures from issues that are caused by the operating system or other software components.
Page 120: Downloading Hp Pc Hardware Diagnostics (Uefi) To A Usb Device
NOTE: The HP PC Hardware Diagnostics (UEFI) download instructions are provided in English only, and you must use a Windows computer to download and create the HP UEFI support environment because only .exe files are offered. There are two options to download HP PC Hardware Diagnostics to a USB device: Option 1: HP PC Diagnostics homepage—Provides access to the latest UEFI version...
Page 121: 10 Backup And Recovery In Windows 8.1
NOTE: For detailed instructions on various backup and restore options, perform a search for these topics in HP Support Assistant. To access HP Support Assistant on the Start screen, select the HP Support Assistant app. In case of system instability, HP recommends that you print the recovery procedures and save them for later use.
Page 122: Using F11 Recovery Tools
If possible, back up all personal files. If possible, check for the presence of the HP Recovery partition and the Windows partition. From the Start screen, type file, and then click File Explorer.
Page 123 Go to http://www.hp.com/support, select your country or region, and follow the on-screen instructions. CAUTION: Using a Windows 8.1 operating system media completely erases hard drive contents and reformats the hard drive. All files that you have created and any software that you have installed on the computer are permanently removed.
Page 124: Using Windows Refresh Or Windows Reset
For more information on these features, see Windows Help and Support. Using HP Software Setup HP Software Setup can be used to reinstall drivers or select software that has been corrupted or deleted from the system. From the Start screen, type HP Software Setup.
Page 125: 11 Backup And Recovery In Windows 7
11 Backup and recovery in Windows 7 Your computer includes HP and Windows tools to help you safeguard your information and retrieve it if you ever need to. These tools will help you return your computer to a proper working state, all with simple steps.
Page 126: Creating Recovery Media
HP Recovery Disc Creator can create two kinds of recovery DVDs: ● Windows 7 operating system DVD—Installs the operating system without additional drivers or applications. ● Driver Recovery DVD—Installs specific drivers and applications only, in the same way that the HP Software Setup utility installs drivers and applications.
Page 127: Performing A System Recovery
To create a backup using Windows Backup and Restore: NOTE: The backup process may take over an hour, depending on file size and the speed of the computer. Select Start > All Programs > Maintenance > Backup and Restore. Follow the on-screen instructions to set up your backup, create a system image (select models only), or create system repair media (select models only).
Page 128 CAUTION: Some Startup Repair options will completely erase and reformat the hard drive. All files you have created and any software installed on the computer are permanently removed. When reformatting is complete, the recovery process restores the operating system, as well as the drivers, software, and utilities from the backup used for recovery.
Page 129: Using F11 Recovery Tools (Select Models Only)
(select models only), you must purchase a Windows 7 operating system DVD to reboot the computer and repair the operating system. To order a Windows 7 operating system DVD, go to the HP website. For U.S. support, go to http://www.hp.com/support. For worldwide support, go to http://welcome.hp.com/country/us/en/...
Page 130 After the repair is completed: Eject the Windows 7 operating system DVD and then insert the Driver Recovery DVD. Install the Hardware Enabling Drivers first, and then install Recommended Applications. 118 Chapter 11 Backup and recovery in Windows 7...
Page 131: Backing Up, Restoring, And Recovering In Ubuntu
Your data files and personal files must be restored from a backup. NOTE: HP recommends that you create the restore image in the event of a system failure. Creating restore image on DVDs You can use Recovery Media Creator or the restore creation software to create a set of system restore discs using blank, writable DVDs (DVD-R or DVD+R).
Page 132: Creating A Restore Image On A Usb Device
For most models, you will need at least 4 GB of free space on the USB device. However, depending on the drivers and software installed on your computer, you may need slightly more than 4 GB of space. HP recommends that you use an 8 GB device or above for best results.
Page 133: Backing Up Your Data Files
Backing up your data files The Deja Dup Restore Tool allows you to back up your data files. You should back up your data files on a regular schedule to maintain a current backup. You can manually back up your information to an optional external drive, a network drive, or discs. Back up your system at the following times: ●...
Page 134: 13 Specifications
13 Specifications Computer specifications–HP EliteBook 745 models Metric U.S. Dimensions Width 33.9 cm 13.34 in Depth 23.7 cm 9.33 in Height 2.1 cm 0.83 in Height (touch models) 2.16 cm 0.85 in Weight Non-touch panel: Equipped with 3 cell (24 Whr) battery, 1.61 kg...
Page 135: Computer Specifications-Hp Elitebook 755 Models
-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 device operates well within this range of temperatures. Computer specifications–HP EliteBook 755 models 123...
Page 136: 35.6 Cm (14.0 In) Hd Sva Display Specifications
35.6 cm (14.0 in) HD SVA display specifications Metric U.S. Dimensions Height 22.43 cm 8.83 in Width 36.0 cm 14.17 in Depth 0.38 cm 0.15 in Diagonal 35.6 cm 15.6 in Weight < 500 g (max) < 1.1 lbs (max) Contrast ratio 300:1 (typical) Brightness...
Page 137: 35.6 Cm (14.0 In) Fhd, Uwva Display Specifications
Metric U.S. Format HD+ (1600 x 900) Configuration RGB stripe LCD Mode 131 PPI Interface eDP 1.2 (1 lane) Viewing angle SVA 40/40/15/30 (Left/Right/Down/Up) 35.6 cm (14.0 in) FHD, UWVA display specifications Metric U.S. Dimensions Height 20.6 cm 8.09 in Width 32.1 cm 12.6 in...
Page 138: 39.6 Cm (15.6 In) Fhd Sva Display Specifications
Metric U.S. Depth 0.36 cm 0.14 in Diagonal 39.6 cm 14.0 in Weight < 500 g (max) < 1.1 lb (max) Contrast ratio 300:1 (typical) Brightness 200 cd/m (typical) 200 nits (typical) Refresh Rate 60 Hz Surface Treatment Anti-glare Pixel resolution Format HD (1366 x 768) Configuration...
Page 139: Hard Drive Specifications
Metric U.S. Interface eDP 1.2 (1 lane) Viewing angle SVA 45/45/25/35 (Left/Right/Down/Up) Hard drive specifications 1 TB* 500 GB* 320 GB* Dimensions Height 9.5 mm 9.5 mm 9.5 mm Width 70 mm 70 mm 70 mm Weight 115 g 101 g 115 g Interface type SATA...
Page 140 128 GB* 180 GB* 240 GB* 256 GB* Maximum Sequential Read 415 MB/s Up to 550 MB/s 550 MB/s Up to 460 MB/s Maximum Sequential Write 175 MB/s Up to 520 MB/s 520 MB/s Up to 260 MB/s Total logical sectors 250,069,680 351,651,888 468,862,128...
Page 141: 14 Statement Of Volatility
Following system shutdown and removal of all power sources from an HP Business Notebook PC system, personal data can remain on volatile system memory (DIMMs) for a finite period of time and will also remain in nonvolatile memory.
Page 142: Non-Volatile Memory Usage
HP models only) backup of processor. The content is Sure Start Embedded critical System managed solely by the HP Controller. BIOS code, Sure Start Embedded EC firmware, Controller. and critical PC configuration...
Page 143 Code is updated when the writing data to this customer (keyboard, system BIOS is updated. memory and is available accessible) mouse, & on the HP website. battery Writing data to this management). ROM in an inappropriate manner can render the PC non- functional.
Page 144: Questions And Answers
Fingerprint 512kByte Stores By enrolling in HP Only a digitally signed Reader Flash fingerprint ProtectTools Security application can make templates. Manager.
Page 145: Using Hp Sure Start (Select Models Only)
Select computer models are configured with HP Sure Start, a technology that continuously monitors your computer's BIOS for attacks or corruption. If the BIOS becomes corrupted or is attacked, HP Sure Start restores the BIOS to its previously safe state automatically, without user intervention.
Page 146: 15 Power Cord Set Requirements
15 Power cord set requirements The wide-range input feature of the computer permits it to operate from any line voltage from 100 to 120 V ac, or from 220 to 240 V ac. The 3-conductor power cord set included with the computer meets the requirements for use in the country or region where the equipment is purchased.
Page 147: Requirements For Specific Countries And Regions
Requirements for specific countries and regions Country/region Accredited agency Applicable note number Argentina IRAM Australia Austria Belgium CEBEC Brazil ABNT Canada Chile Denmark DEMKO Finland FIMKO France Germany India Israel Italy Japan The Netherlands KEMA New Zealand SANZ Norway NEMKO The People's Republic of China Saudi Arabia SASO...
Page 148 Country/region Accredited agency Applicable note number The United States The flexible cord must be Type HO5VV-F, 3-conductor, 0.75 mm² conductor size. Power cord set fittings (appliance coupler and wall plug) must bear the certification mark of the agency responsible for evaluation in the country or region where it will be used.
Page 149 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 Web site at http://www.hp.com/recycle.
Page 150 Index Ubuntu 106 AC adapter, spare part numbers updating 94, 101 default settings, restoring in 31, 33 Blu-ray ROM DVD±RW SuperMulti Ubuntu 107 AC adapter/battery light 13 DL Drive display accessory battery connector, precautions 40 specifications 124, 125, 126 identifying 16 broadband module display assembly antenna...
Page 151 23, 34, removal 70 legacy support, USB 93, 100 35, 74 spare part number 22, 33, 70 lights HP Recovery Disc Creator, using fingerprint reader assembly AC adapter/battery 13 Windows 7 113 removal 79 caps lock 9...
Page 152 operating system 4 security cable slot, identifying 14 operating system, product pointing device 4 security, product description 4 description 4 ports 3 serial number 19 optical drive power requirements 4 service considerations precautions 40 processors 1 cables 39 product name 1 connectors 39 security 4 plastic parts 39...
Page 153 display 124, 125, 126 webcam, identifying 7 hard drive 127 webcam/microphone module solid-state drive 127 removal 90 Windows 7 operating system DVD spare part numbers 23, 29, creating 113 using for restore 117 specifications 127 Windows 7 operating system Startup Repair, using Windows 7 media creating 113 system board...

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Elitebook 755 g2

HP EliteBook 745 G2 Maintenance And Service Manual

1 Product Description

2 External Component Identification

3 Illustrated Parts Catalog

4 Removal and Replacement Procedures Preliminary Requirements

5 Removal and Replacement Procedures for Customer Self-Repair Parts

6 Removal and Replacement Procedures for Authorized Service Provider Parts

7 Computer Setup (BIOS), Multiboot, and System Diagnostics in Windows 8.1

8 Computer Setup (BIOS) and HP PC Hardware Diagnostics (UEFI) in Windows 7

9 Using Setup Utility (BIOS) and System Diagnostics in Ubuntu

10 Backup and Recovery in Windows 8.1

11 Backup and Recovery in Windows 7

12 Backing Up, Restoring, and Recovering in Ubuntu

13 Specifications

14 Statement of Volatility

15 Power Cord Set Requirements

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