HP 240 Notebook PC
HP 246 Notebook PC
HP 450 Notebook PC
HP 245 Notebook PC
HP 455 Notebook PC
Maintenance and Service Guide

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   Summary of Contents for HP 240

  • Page 1

    HP 240 Notebook PC HP 246 Notebook PC HP 450 Notebook PC HP 245 Notebook PC HP 455 Notebook PC Maintenance and Service Guide...

  • Page 2

    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.

  • Page 3

    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 4

    Safety warning notice...

  • Page 5: Table Of Contents

    Table of contents 1 Product description ......................1 HP 245 and HP 455 models (AMD models) ................1 HP 240, HP 450, and HP 246 models (Intel models) ..............8 2 External component identification ................... 19 Display ..........................19 Front ............................. 20 Right side ..........................

  • Page 6: Table Of Contents

    Drive handling ..................49 Grounding guidelines ....................49 Electrostatic discharge damage ..............49 Packaging and transporting guidelines ........51 Component replacement procedures ..................53 Service tag and PCID label ..................53 Service tag ....................53 PCID label ....................54 Computer feet ......................55 Battery ........................

  • Page 7: Table Of Contents

    Remove everything and reinstall Windows ............... 131 Recovering using HP Recovery Manager ..............132 What you need to know ................132 Using the HP Recovery partition to recover a minimized image (select models only) ..................... 133 Using HP Recovery media to recover ............133 Changing the computer boot order ............

  • Page 8: Table Of Contents

    Recovering using the recovery media ............141 Changing the computer boot order ..........141 10 Power cord set requirements ..................142 Requirements for all countries ....................142 Requirements for specific countries and regions ............... 143 11 Recycling ........................145 Battery ..........................145 Display ..........................

  • Page 9: Product Description

    Product description The tables in the following sections provide details about HP 245, HP 455, HP 240, HP 450, and HP 246 models. HP 245 and HP 455 models (AMD models) Category Description HP 245 HP 455 HP 455 (AMD)

  • Page 10

    Category Description HP 245 HP 455 HP 455 (AMD) (AMD) (Elcot/ Kenya) AMD A4-3330MX 2.30-GHz processor (1333- √ MHz memory speed, dual core, 45 W) AMD A60M 1.40-GHz processor (1066-MHz memory speed, dual core, 18 W) Chipset AMD A68M fusion controller hub (FCH) √...

  • Page 11

    Windows 7 Starter OS) 500-GB, 5400-rpm, 9.5-mm or 7.0-mm ● 320-GB, 5400-rpm, 9.5-mm or 7.0-mm ● Supports the following hard drives: √ 320-GB, 5400-rpm, 7.0-mm ● 250-GB, 5400-rpm, 7.0-mm ● Optical Fixed √ √ drive HP 245 and HP 455 models (AMD models)

  • Page 12

    √ √ Two speakers √ √ √ Supports Microsoft Premium requirements √ HP TrueVision HD webcam (fixed, no tilt with activity LED, √ √ 1280×720 by 30 frames per second) Fixed Integrated VGA webcam with single digital √ √ √...

  • Page 13

    4.0 Combo Adapter Ralink RT5390R 802.11bgn 1x1 Wi-Fi Adapter ● non Intel 1x1 802.11 b/g/n w/ *single antenna √ External HP Multi-Format Digital Media Reader supports the following √ media card digital card formats: Secure Digital (SD) Memory Card ●...

  • Page 14

    Taps enabled by default √ √ √ Power 65-W RC V HP Smart AC adapter with localized cable plug √ requireme 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 √...

  • Page 15

    ● Hard drive ● Memory modules (2) ● Optical drive ● WLAN module ● End-user replaceable parts: √ AC adapter ● Battery ● Hard drive ● Memory module ● WLAN module ● HP 245 and HP 455 models (AMD models)

  • Page 16: Hp 240, Hp 450, And Hp 246 Models (intel Models)

    HP 240, HP 450, and HP 246 models (Intel models) Category Description HP 240 HP 240 HP 450 HP 450 HP 246 HP 246 (UMA) (discrete) (UMA) (discrete) (discrete) (Elcot/ (UMA) Kenya) Product HP 240 Notebook PC √ √ name HP 450 Notebook PC √...

  • Page 17

    Windows 8. Intel Pentium B960 2.20- √ √ √ √ √ √ GHz (2.0-MB L3 cache, dual core, 35 W) NOTE: Not available with Windows 7 Starter 32 or Windows 8. HP 240, HP 450, and HP 246 models (Intel models)

  • Page 18

    Category Description HP 240 HP 240 HP 450 HP 450 HP 246 HP 246 (UMA) (discrete) (UMA) (discrete) (discrete) (Elcot/ (UMA) Kenya) Intel Pentium A1018 2.10- √ GHz (2.0-MB L3 cache, dual core, 35 W) Intel Pentium 1000M 1.80- √...

  • Page 19

    Supports up to 8192 GB of √ √ √ √ √ √ system RAM Supports up to 2048 GB of √ system RAM (2048×1) DDR3/1600-MHz √ √ √ √ √ √ (DDR3L-1600 as alternative source) HP 240, HP 450, and HP 246 models (Intel models)

  • Page 20

    Category Description HP 240 HP 240 HP 450 HP 450 HP 246 HP 246 (UMA) (discrete) (UMA) (discrete) (discrete) (Elcot/ (UMA) Kenya) DDR3/1333-MHz √ √ (DDR3/1600-MHz downgraded to DDR3/1333-MHz) DDR3L-1600 MHz √ Supports the following √ √ √ √ √...

  • Page 21

    LED, 1280×720 by 30 frames per second) Fixed Integrated VGA √ √ √ √ √ √ √ webcam with single digital microphone; 640x480, F/ 2.8, up to 30 frames per second HP 240, HP 450, and HP 246 models (Intel models)

  • Page 22

    Category Description HP 240 HP 240 HP 450 HP 450 HP 246 HP 246 (UMA) (discrete) (UMA) (discrete) (discrete) (Elcot/ (UMA) Kenya) No webcam option √ Ethernet Integrated 10/100/1000 √ √ √ √ √ √ network interface card (NIC) Integrated 10/100 NIC √...

  • Page 23

    (no numeric keypad) TouchPad with multi-touch √ √ √ √ √ √ √ gestures, 2-finger scrolling, and pinch-zoom enabled Taps enabled by default √ √ √ √ √ √ √ HP 240, HP 450, and HP 246 models (Intel models)

  • Page 24

    (UMA) (discrete) (UMA) (discrete) (discrete) (Elcot/ (UMA) Kenya) Power 90-W PFC RC V HP Smart √ requirem AC adapter with localized ents cable plug support (3-wire plug with ground pin, supports 3-pin DC connector; for use in all countries except China and...

  • Page 25

    Driver support: Windows 7 (64-bit) drivers √ Windows 7 (32/64-bit) √ √ √ √ drivers Windows 8 (64-bit) drivers √ √ √ √ Windows XP (32-bit) drivers √ √ √ √ HP 240, HP 450, and HP 246 models (Intel models)

  • Page 26

    Category Description HP 240 HP 240 HP 450 HP 450 HP 246 HP 246 (UMA) (discrete) (UMA) (discrete) (discrete) (Elcot/ (UMA) Kenya) Servicea End-user replaceable √ √ √ √ √ √ bility parts: AC adapter ● Battery ● Hard drive ●...

  • Page 27: External Component Identification

    External component identification Display Component Description Internal display switch Turns off the display and initiates Sleep if the display is closed while the power is on. NOTE: The internal display switch is not visible from the outside of the computer. WLAN antenna* Sends and receives wireless signals to communicate with wireless local area networks (WLANs).

  • Page 28: Front

    Front Component Description Speakers (2) Produce sound. Right side Component Description Optical drive (select models only) Reads an optical disc. NOTE: On select models, the optical drive also writes to an optical disc. Optical drive light (select models only) Green: The optical drive is being accessed. ●...

  • Page 29: Left Side

    Left side Component Description External monitor port Connects an external VGA monitor or projector. 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

    Component Description Hard drive light Blinking white: The hard drive is being accessed. ● (10) Power light White: The computer 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.

  • Page 31: Touchpad

    TouchPad Component Description TouchPad on/off button Turns the TouchPad on or off. TouchPad light On: The TouchPad is off. ● Off: The TouchPad is on. ● TouchPad zone Moves the on-screen pointer and selects or activates items on the screen. Left TouchPad button Functions like the left button on an external mouse.

  • Page 32: Lights

    Lights Component Description Caps lock light On: Caps lock is on, which switches the keys to all capital letters. Power light White: The computer 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.

  • Page 33: Buttons

    Buttons Component Description Power button When the computer is off, press the button to turn on ● the computer. (Windows 7) When the computer is on, press the ● button briefly to initiate Sleep. When the computer is in the Sleep state, press the ●...

  • Page 34: Keys

    Keys Component Description Displays system information when pressed in combination with the key. Displays system information when pressed in combination with the key. Windows 8 logo key (Windows 8) Displays the Start screen. Windows 7 logo key (Windows 7) Displays the Windows Start menu. Action keys Execute frequently used system functions.

  • Page 35: Bottom

    Bottom Component Description Battery bay Holds the battery. Vents (3) 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. Battery release latch Releases the battery from the battery bay.

  • Page 36

    Component Description Wireless and memory module Contains the wireless and memory modules. compartment 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.

  • Page 37: Labels

    Labels The labels affixed to the computer provide information you may need when you troubleshoot system problems or travel internationally with the computer. The labels are in easily accessible locations. Service label—Provides important information, including the following: ● Component Product name Serial number Product part number Warranty period...

  • Page 38: Illustrated Parts Catalog

    Illustrated parts catalog Computer major components Chapter 3 Illustrated parts catalog...

  • Page 39

    Item Component Spare part number Display assembly (not spared) NOTE: For more display assembly spare part information, see Display assembly subcomponents on page Keyboard (includes keyboard cable): For use in Brazil 698694-201 For use in India 698694-D61 For use in Latin America 698694-161 For use in South Korea 698694-AD1...

  • Page 40

    Item Component Spare part number Models without Windows 8 720634-001 ● Models with Windows 8 Standard 720634-501 ● Models with Windows 8 Professional 720634-601 ● For use only with computer models equipped with an AMD E2-1800 processor Models without Windows 8 688853-001 ●...

  • Page 41

    ● Models with Windows 8 Standard 685783-501 ● Models with Windows 8 Professional 685783-601 ● For use only with HP 246 models for Elcot and Kenya: Models without Windows 8 747746-001 ● Models with Windows 8 Standard 747746-501 ● Models with Windows 8 Professional 747746-601 ●...

  • Page 42

    Item Component Spare part number (14) RTC battery 449137-001 (15) Processor (includes replacement thermal materials): Intel Core i5 processors (3.0-MB L3 cache, dual core, 35 W): 3230M 2.60-GHz processor 711903-001 ● 3210M 2.50-GHz processor 680645-001 ● 2450M 2.50-GHz processor 676359-001 ●...

  • Page 43

    The hard drive cable and bracket are included in the Hard Drive Hardware Kit, spare part number 685089-001. 1-TB, 5400-rpm, 2.5-in 676521-001 750-GB, 5400-rpm, 2.5-in 634250-001 640-GB, 5400-rpm, 2.5-in (HP 240/HP 245 only) 669300-001 500-GB, 7200-rpm, 2.5-in 634925-001 500-GB, 5400-rpm, 2.5-in 669299-001 320-GB, 5400-rpm, 2.5-in...

  • Page 44: Display Assembly Subcomponents

    Display assembly subcomponents Item Component Spare part number Display bezel (includes Mylar screw covers) For use in HP 240 and HP 455 models with a webcam 685081-001 For use with HP 246 and HP 455 models without a webcam 748031-001 Webcam/microphone module:...

  • Page 45

    685090-001 Display cable (includes display panel cable and webcam/microphone cable; also includes Mylar screw covers) For use in HP 240 and HP 455 models with a webcam 685083-001 For use in HP 246 and HP 455 models without a webcam 748030-001 Antennas (includes wireless antenna cables and transceivers;...

  • Page 46: Mass Storage Devices

    The hard drive cable and bracket are included in the Hard Drive Hardware Kit, spare part number 685089-001. 1-TB, 5400-rpm, 2.5-in 676521-001 750-GB, 5400-rpm, 2.5-in 634250-001 640-GB, 5400-rpm, 2.5-in (HP 240/HP 245 only) 669300-001 500-GB, 7200-rpm, 2.5-in 634925-001 500-GB, 5400-rpm, 2.5-in 669299-001...

  • Page 47: Plastics Kit

    Item Component Spare part number 320-GB, 5400-rpm,2.5-in 622643-001 Hard Drive Hardware Kit, includes: 685089-001 (2a) Hard drive bracket (2b) Hard drive cable Optical drive (DVD±RW and CD-RW Super Multi Double-Layer Combo Drive; 685096-001 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...

  • Page 48: Miscellaneous Parts

    HP Smart AC adapter: For use with computer models equipped with discrete graphics: 90-W PFC RC V HP Smart AC adapter (for use in all countries except China and India) 693712-001 90-W PFC RC V EM HP Smart AC adapter (for use in China and India only)

  • Page 49: Sequential Part Number Listing

    Sequential part number listing CSR flag designations: A = Mandatory B = Optional C = Service technician recommended N = Non-user replaceable Spare part Description number flag 449137-001 RTC battery 490371-001 Power cord for use in North America (3-pin, black, 1.83-m) 490371-031 Power cord for use in the United Kingdom and Singapore (3-pin, black, 1.83-m) 490371-201...

  • Page 50

    Antennas (includes wireless antenna cables and transceivers; also includes Mylar screw covers) 685081-001 Display bezel for use in HP 240 and HP 455 models with a webcam (includes Mylar screw covers) 685083-001 Display cable for use in HP 240 and HP 455 models with a webcam (includes display panel cable and webcam/microphone cable;...

  • Page 51

    Intel Core i5 or i3 processor and a graphics subsystem with UMA video memory (RCTO system board for use in Brazil and India only; includes replacement thermal materials) 685112-001 HP VGA webcam/microphone module 685756-001 Display enclosure (includes Mylar screw covers)

  • Page 52

    693542-001 Intel Core i3 2328M, 2.20-GHz processor (3.0-MB L3 cache, dual core, 35 W) 693710-001 65-W RC V EM HP Smart AC adapter for use with computer models equipped with UMA graphics (for use in China and India only) 693711-001...

  • Page 53

    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) 693713-001 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 only) 694693-001...

  • Page 54

    Spare part Description number flag 711903-001 Intel Core i5, 3230M 2.60-GHz processor (3.0-MB L3 cache, dual core, 35 W) 712639-201 Atheros AR9485 802.11b/g/n WiFi Adapter for use in Brazil 713162-001 Intel Celeron 1000M, 1.8-GHz processor (2.0-MB L3 cache, dual core, 35 W) 713163-001 Intel Core i3 3130M, 2.60-GHz processor (3.0-MB L3 cache, dual core, 35 W) 713164-001...

  • Page 55

    System board for use only in HP 246 models without Windows 8 for Elcot and Kenya 747746-501 System board for use only in HP 246 models with Windows 8 Standard for Elcot and Kenya 747746-601 System board for use only in HP 246 models with Windows 8 Professional for Elcot and Kenya...

  • Page 56: Removal And Replacement Procedures

    Removal and replacement procedures Preliminary replacement 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 57: 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 58

    CAUTION: To prevent damage to the computer when you are removing or installing internal components, observe these precautions: Keep components in their electrostatic-safe containers until you are ready to install them. Before touching an electronic component, discharge static electricity by using the guidelines described in this section.

  • Page 59: 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 60: Equipment Guidelines

    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 61: Component Replacement Procedures

    Component replacement procedures This chapter provides removal and replacement procedures. There are as many as 66 screws that must be removed, replaced, or loosened when servicing the computer. Make special note of each screw's size and location during removal and replacement. Service tag and PCID label Service tag When ordering parts or requesting information, provide the computer serial number and model...

  • Page 62: Pcid Label

    PCID label The PCID label provides the information required to properly reset the notebook firmware (BIOS) back to factory shipped specifications when replacing the system board. The label may have a different number of characters depending on the operating system on the computer. Windows 8 models Non-Windows 8 models Chapter 4 Removal and replacement procedures...

  • Page 63: Computer Feet

    Computer feet Description 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...

  • Page 64: Battery

    Battery Description Spare part number 6-cell, 55-Whr, 2.55-Ah Li-ion battery 593554-001 6-cell, 47-Whr, 2.20-Ah Li-ion battery 593553-001 Before disassembling the computer, follow these steps: 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 65: Display Subcomponents (bezel, Webcam, Panel)

    35.6-cm (14.0-in), HD, LED, Anti-glare display panel 694746-001 Display bezel for use in HP 240 and HP 455 models with a webcam (includes Mylar screw covers) 685081-001 Display bezel for use with HP 246 and HP 455 models without a webcam (includes Mylar screw...

  • Page 66

    Remove the display bezel (3). Chapter 4 Removal and replacement procedures...

  • Page 67

    To remove the webcam/microphone module: 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...

  • Page 68

    Disconnect the module cable from the module. Chapter 4 Removal and replacement procedures...

  • Page 69

    Remove the webcam/microphone module. (The module is attached to the display enclosure with double-sided tape.) Component replacement procedures...

  • Page 70

    To remove the display panel: Remove the four Phillips PM2.0×3.0 screws (1) that secure the display hinges to the display panel, and then tilt the display panel down (2) until it rests on the computer. 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.

  • Page 71

    Release the webcam/microphone module cable that 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...

  • Page 72: Wlan Module

    WLAN module Description Spare part number Atheros AR9485 802.11b/g/n 1x1 WiFi Adapter 675794-001 Atheros 9485GN 802.11b/g/n 1x1 WiFi and 3012 Bluetooth 4.0 Combo Adapter 655795-001 Broadcom 4313GN 802.11b/g/n 1x1 WiFi and 20702 Bluetooth 4.0 Combo Adapter 657325-001 Ralink WLAN Ralink Ripple3 RT5390F_802.11 b/g/n 1x1 PCIe HMC 670691-001 Atheros AR9565 802.11bgn 1x1 WiFi + BT4.0 combo Adapter 690019-001...

  • Page 73

    To remove the WLAN module: Loosen the memory module/wireless module compartment cover screw (1), and then lift up on the tab (2) and remove the cover (3). The memory module/wireless module compartment cover is available in the Plastics Kit. For more information about the Plastics Kit, see Plastics Kit on page Disconnect the WLAN antenna cables (1) from the terminals on the WLAN module.

  • Page 74

    Remove the WLAN 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.

  • Page 75: Memory Module

    Memory module Description Spare part number 4-GB (PC3, 12800, 1600-MHz) 641369-001 2-GB (PC3, 12800, 1600-MHz) 652972-001 Before removing a memory module, follow these steps: 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 76

    To remove a memory module: Flip up the Mylar sheet protecting the memory module compartment. Spread the retaining tabs (1) on each side of the memory module slot to release the memory module. (The memory module tilts up.) Chapter 4 Removal and replacement procedures...

  • Page 77

    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...

  • Page 78: Hard Drive

    Hard Drive Hardware Kit. Description Spare part number 1-TB, 5400-rpm, 2.5-in 676521-001 750-GB, 5400-rpm, 2.5-in 634250-001 640-GB, 5400-rpm, 2.5-in (HP 240/HP 245 only) 669300-001 500-GB, 7200-rpm, 2.5-in 634925-001 500-GB, 5400-rpm, 2.5-in 669299-001 320-GB, 5400-rpm, 2.5-in...

  • Page 79

    To remove the hard drive: Loosen the hard drive cover screw (1), and then lift up (2) and remove the cover (3). The hard drive compartment cover is available in the Plastics Kit. For more information about the Plastics Kit, Plastics Kit on page Disconnect the hard drive cable (1) from the system board.

  • Page 80

    Remove the hard drive (3) from the bracket. Reverse this procedure to reassemble and install the hard drive. Chapter 4 Removal and replacement procedures...

  • Page 81: Rtc Battery

    RTC battery Description Spare part number RTC battery 449137-001 Before removing the RTC battery, follow these steps: 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. Disconnect all external devices connected to the computer.

  • Page 82: Optical Drive

    Optical drive NOTE: The optical drive spare part kit includes the rear optical drive bracket but does not include the optical drive cable or cable bracket. The optical drive cable and cable bracket are included in the optical drive cable kit. See Optical drive cable on page 107 for more information about the optical drive cable and cable bracket.

  • Page 83

    Remove the optical drive (3) by sliding it out of the optical drive bay. If it is necessary to replace the optical drive bracket on the rear of the optical drive, position the optical drive with the rear panel toward you. Remove the two Phillips PM2.0×3.0 screws (1) that secure the bracket to the optical drive.

  • Page 84: Keyboard

    Keyboard NOTE: The keyboard spare part kit includes a keyboard cable. Description Spare part number Keyboard for use in Brazil 698694-201 Keyboard for use in India 698694-D61 Keyboard for use in Latin America 698694-161 Keyboard for use in South Korea 698694-AD1 Keyboard for use in Taiwan 698694-AB1...

  • Page 85

    Remove the keyboard: Remove the Phillips PM2.5×4.0 screw that secures the keyboard to the computer just below the WLAN module slot. Rest and secure the computer on its left side with the bottom toward you, and then partially open the computer. Using a flat-bladed screwdriver or similar tool, push the tabs of the 4 keyboard clips (1) that are visible inside the battery bay towards the rear of the computer to loosen the keyboard.

  • Page 86

    Lift the rear edge of the keyboard (1), and then swing the keyboard up and forward (2) until it rests upside down on the palm rest. 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.

  • Page 87: Top Cover

    Reverse this procedure to install the keyboard. Top cover NOTE: The top cover spare part kit includes the TouchPad. However, it does not include the TouchPad cables. The TouchPad cables are included with the TouchPad button board. For more information on the TouchPad button board, see TouchPad button board on page Description Spare part number...

  • Page 88

    Remove the five Phillips PM2.5×6.0 screws that secure the top cover to the computer. Remove the four Phillips PM1.6×2.0 screws (1) and the Phillips PM2.0×3.0 screw (2) that secure the top cover to the computer. Remove the eleven Phillips PM2.5×4.0 screws that secure the top cover to the computer. Turn the computer right-side up with the front toward you, and then open the computer.

  • Page 89

    Release the ZIF connectors to the power button board cable (1) and the TouchPad button board cable (2), and then disconnect the cables from the system board. Remove the two Phillips PM2.5×6.0 screws that secure the top cover to the computer. Lift the rear edge of the top cover (1) until the left and right sides disengage from the base enclosure.

  • Page 90

    Remove the top cover (2). Reverse this procedure to install the top cover. Chapter 4 Removal and replacement procedures...

  • Page 91: Power Button Board

    Power button board Description Spare part number Power button board (includes cable) 685098-001 Before removing the power button board, follow these steps: 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 92

    Remove the power button board and cable (3). Reverse this procedure to install the power button board and cable. Chapter 4 Removal and replacement procedures...

  • Page 93: Touchpad Button Board

    TouchPad button board Description Spare part number TouchPad button board (includes bracket and cables) 685099-001 Before removing the TouchPad button board, follow these steps: 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 94

    Remove the 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. Chapter 4 Removal and replacement procedures...

  • Page 95: Speakers

    Speakers Description Spare part number Speakers (includes left and right speakers and cable) 685106-001 Before removing the speakers, follow these steps: 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. Disconnect all external devices connected to the computer.

  • Page 96

    Remove the speakers (4). Reverse this procedure to install the speakers. Chapter 4 Removal and replacement procedures...

  • Page 97: Usb Board

    USB board Description Spare part number USB board (includes cable) 685097-001 Before removing the USB board, follow these steps: 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. Disconnect all external devices connected to the computer.

  • Page 98

    Remove the USB board (3). Reverse this procedure to install the USB board. Chapter 4 Removal and replacement procedures...

  • Page 99: Power Connector Cable

    Power connector cable Description Spare part number Power connector cable 685085-001 Before removing the power connector cable, follow these steps: 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. Disconnect all external devices connected to the computer.

  • Page 100

    Remove the power connector cable (4). Reverse this procedure to install the power connector cable. Chapter 4 Removal and replacement procedures...

  • Page 101: Display Assembly

    NOTE: Models may have either one or two antennas installed. Display bezel for use in HP 240 and HP 455 models with a webcam (includes Mylar screw covers) 685081-001 Display bezel for use with HP 246 and HP 455 models without a webcam (includes Mylar screw...

  • Page 102

    Disconnect the WLAN module antenna cables from the WLAN module (see WLAN module on page 64). Remove the following components: Hard drive (see Hard drive on page ● Keyboard (see Keyboard on page ● Top cover (see Top cover on page ●...

  • Page 103

    Remove the display assembly (2). NOTE: Models may have either one or two antennas installed. If it is necessary to replace any of the display assembly subcomponents: To remove the display bezel: Remove the two Mylar screw covers (1) and the two Phillips PM2.5×4.0 screws (2) that secure the display bezel to the display assembly.

  • Page 104

    Remove the display bezel (6). To remove the webcam/microphone module: Position the display assembly with the top edge toward you. Remove the two broadhead Phillips PM2.5×2.5 screws (1) that secure the display panel to the enclosure. Tilt the display panel (2) up. Chapter 4 Removal and replacement procedures...

  • Page 105

    Disconnect the module cable (3) from the module. Component replacement procedures...

  • Page 106

    Remove the webcam/microphone module. (The module is attached to the display enclosure with double-sided tape.) To remove the hinge covers: Position the display assembly with the bottom edge toward you. 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).

  • Page 107

    Remove the two Phillips PM2.0×3.0 screws (1) that secure the side hinge covers to the display enclosure, and then remove the side hinge covers (2). To remove the display panel, cable, and hinges: Position the display assembly with the top edge toward you. 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.

  • Page 108

    On the back of the display panel, release the adhesive strip (1) that secures the display panel cable to the display panel, and then disconnect (2) and remove (3) the cable. Remove the four Phillips PM2.0×3.0 screws (1) that secure the display hinges to the display panel.

  • Page 109

    To remove the wireless antenna cables and transceivers: Position the display assembly with the bottom edge toward you. Release the wireless antenna transceivers (1) from the display enclosure. (The wireless antenna transceivers are attached to the display enclosure with double-sided tape.) NOTE: Some models may only have one antenna transceiver.

  • Page 110: System Board

    System board NOTE: The system board spare part kit includes replacement thermal materials (including a thermal pad). Description Spare part number System board for use only with computer models equipped with an AMD E2-2000 processor For use in models without Windows 8 720634-001 ●...

  • Page 111

    Description Spare part number For use in models without Windows 8 747492-001 ● For use in models with Windows 8 Standard 747492-501 ● For use in models with Windows 8 Professional 747492-601 ● System board for use only with computer models equipped with an Intel Core i5 or i3 processor and a graphics subsystem with discrete video memory (includes replacement thermal materials) For use in models without Windows 8 694693-001...

  • Page 112

    Description Spare part number System board for use only in HP 246 models for Elcot and Kenya: For use only in HP 246 models without Windows 8 747746-001 ● For use only in HP 246 models with Windows 8 Standard 747746-501 ●...

  • Page 113

    To remove the system board: Close the computer, turn it upside down, and then disconnect the optical drive connector cable from the system board. Turn the computer back over, open it, and then remove the two Phillips PM2.5×4.0 screws (1) that secure the system board to the base enclosure.

  • Page 114

    Tilt the system board up to the left slightly (2), and then remove the 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.

  • Page 115: Optical Drive Cable

    Optical drive cable Description Spare part number Optical drive cable (includes cable bracket) 685084-001 Before removing the optical drive cable, follow these steps: 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 116

    Release the optical drive cable from the clips (4) built into the base enclosure. Reverse this procedure to install the optical drive cable. Chapter 4 Removal and replacement procedures...

  • Page 117: Fan/heat Sink Assembly

    Fan/heat sink assembly NOTE: The fan/heat sink assembly spare part kit includes replacement thermal materials. Description Spare part number Fan/heat sink assembly for use only with computer models equipped with an AMD processor 688281-001 Fan/heat sink assembly for use only with computer models equipped with an Intel processor and a 685087-001 graphics subsystem with discrete video memory Fan/heat sink assembly for use only with computer models equipped with an Intel processor and a...

  • Page 118

    To remove the fan/heat sink assembly: Disconnect the fan cable (1) from the system board. Loosen the screws on the heat sink (2) that secure the fan/heat sink assembly to the system board. NOTE: The number of screws used to secure the fan/heat sink assembly to the system board varies by computer model.

  • Page 119

    NOTE: 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...

  • Page 120

    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 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.

  • Page 121

    Thermal paste is used on the processor (1) and the heat sink section (2) 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 discrete memory. Thermal paste is used on the processor (1) and the heat sink section (2) that services it ●...

  • Page 122

    Thermal 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. Chapter 4 Removal and replacement procedures...

  • Page 123: Processor

    Processor NOTE: This section applies only to computer models equipped with an Intel processor. AMD processors come soldered to the system board and cannot be removed or replaced. NOTE: The processor spare part kit includes replacement thermal materials. Description Spare part number Intel Core i5 processors (3.0-MB L3 cache, dual core, 35 W): 3230M 2.60-GHz processor 711903-001...

  • Page 124

    Before removing the processor, follow these steps: 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. Disconnect all external devices connected to the computer. 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.

  • Page 125

    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. Component replacement procedures...

  • Page 126: Starting Setup Utility (bios)

    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 127: Downloading A Bios Update

    Do not insert, remove, connect, or disconnect any device, cable, or cord. From the Start screen, select the HP Support Assistant app. Select Updates and tune-ups, and then select Check for HP updates now. Follow the on-screen instructions. At the download area, follow these steps: Identify the most recent BIOS update and compare it to the BIOS version currently installed on your computer.

  • Page 128: Using System Diagnostics

    Using System Diagnostics System Diagnostics allows you to run diagnostic tests to determine if the computer hardware is functioning properly. To start System Diagnostics: Turn on or restart the computer, quickly press esc, and then press f2. 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, press esc.

  • Page 129

    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 130

    BIOS version information (also known as ROM date and System BIOS) can be displayed by pressing +esc (if you are already in Windows) or by using Setup Utility (BIOS). Start Setup Utility (BIOS). Use the arrow keys to select Main. To exit Setup Utility (BIOS) without saving your changes, use the tab key and the arrow keys to select Exit >...

  • Page 131

    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. NOTE: After a message on the screen reports a successful installation, you can delete the downloaded file from your hard drive. Using System Diagnostics System Diagnostics allows you to run diagnostic tests to determine if the computer hardware is functioning properly.

  • Page 132: Specifications

    Specifications Computer specifications Metric U.S. Dimensions 23.1 cm Depth 9.09 in Width 34.2 cm 13.46 in 3.00 to 3.55 cm Height (front to back) 1.18 to 1.40 in Weight 2.19 kg 4.84 lb Input power Operating voltage and current 18.5 V dc @ 3.5 A or 19.5 V dc @ 3.33 A – 65 W 19 V dc @ 4.74 A or 19.5 V dc @ 4.62 A –...

  • Page 133: Inch Display Specifications

    14.0-inch display specifications Metric U.S. Dimensions 17.6 cm Height 6.93 in Width 31.2 cm 12.28 in Diagonal 35.7 cm 14.06 in Number 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 ×...

  • Page 134: Hard Drive Specifications

    Hard drive specifications 750-GB* 640-GB* 500-GB* 320-GB* Dimensions Height 9.5 mm 9.5 mm 9.5 mm 9.5 mm Length 100.4 mm 100.4 mm 100.4 mm 100.4 mm Width 69.9 mm 69.9 mm 69.9 mm 69.9 mm Weight 115.0 g 100.0 g 98.8 g 98.8 g Interface type...

  • Page 135: Backing Up, Restoring, And Recovering In Windows 8

    Backing up, restoring, and recovering in Windows 8 Your computer includes tools provided by HP and the operating system 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 or even back to the original factory state, all with simple steps.

  • Page 136: Creating Recovery Media And Backups

    After you successfully set up the computer, create HP Recovery media. This step creates a backup of the HP Recovery partition on the computer. The backup can be used to reinstall the original operating system in cases where the hard drive is corrupted or has been replaced.

  • Page 137

    HP Recovery media can also be used to customize the system or aid in the replacement of a hard drive. Only one set of HP Recovery media can be created. Handle these recovery tools carefully, and ●...

  • Page 138: Restore And Recovery

    Recovering using HP Recovery Manager on page 132. If you have replaced the hard drive, you can use the Factory Reset option of HP Recovery media to ● restore the factory image to the replacement drive. For more information, see...

  • Page 139: Using Windows Refresh For Quick And Easy Recovery

    For more information, see Removing the HP Recovery partition on page 134. Using Windows Refresh for quick and easy recovery When your computer is not working properly and you need to regain system stability, the Windows Refresh option allows you to start fresh and keep what is important to you.

  • Page 140: Recovering Using Hp Recovery Manager

    To use the Factory Reset or System Recovery options, you must use HP Recovery media. ● If the HP Recovery media do not work, you can obtain recovery media for your system from the HP ● website. For U.S. support, go to http://www.hp.com/go/contactHP. For worldwide support, go to http://welcome.hp.com/country/us/en/wwcontact_us.html.

  • Page 141: Using Hp Recovery Media To Recover

    Using HP Recovery media to recover You can use HP Recovery media to recover the original system. This method can be used if your system does not have an HP Recovery partition or if the hard drive is not working properly.

  • Page 142: Removing The Hp Recovery Partition

    Select the optical drive or USB flash drive you want to boot from. Follow the on-screen instructions. Removing the HP Recovery partition HP Recovery Manager software allows you to remove the HP Recovery partition to free up hard drive space. IMPORTANT:...

  • Page 143: Backing Up, Restoring, And Recovering In Windows 7

    After you successfully set up the computer, you should create recovery discs or a recovery flash drive using HP Recovery Manager. You will need these recovery discs or recovery flash drive to perform a system recovery should the hard drive become corrupted. A system recovery reinstalls the original operating system, and then configures the settings for the default programs.

  • Page 144: Creating The Recovery Media

    If necessary, you can exit the program before you have finished creating the recovery media. The ● next time you open HP Recovery Manager, you will be prompted to continue the process. Creating the recovery media Select Start and type recovery in the search field. Select Recovery Manager from the list.

  • Page 145: Creating A System Restore Point

    Creating a system restore point Select Start > Control Panel > System and Security > System. In the left pane, click System Protection. Click the System Protection tab. Click Create, and follow the on-screen instructions. To restore, see Restoring to a previous system restore point on page 139.

  • Page 146: Creating A Backup Using Windows Backup And Restore

    Verify the amount of free space on your backup storage device before you back up. ● You should back up: ● Before adding or changing software or hardware. ◦ Before the computer is repaired or restored. ◦ On a regular schedule to be sure you have recent copies of personal information. ◦...

  • Page 147

    Bin, or if files become corrupt, restoring specific files is useful. Restoring specific files is also useful if you ever choose to recover the original system using HP Recovery Manager. You can only restore specific files that you have backed up before.

  • Page 148: What You Need To Know

    A system recovery must be performed if the computer hard drive fails or if all attempts to correct ● any functional computer issues fail. If the recovery media do not work, you can obtain recovery discs for your system from the HP ● website.

  • Page 149: Changing The Computer Boot Order

    Insert the recovery flash drive into a USB port on your computer, and then restart the computer. NOTE: If the computer does not automatically restart in HP Recovery Manager, change the computer boot order. See Changing the computer boot order on page 141.

  • Page 150: Power Cord Set Requirements

    The wide-range input feature of the computer permits it to operate from any line voltage from 100 to 120 volts ac, or from 220 to 240 volts 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 151: 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 152

    For 127 V ac, the flexible cord must be Type SVT or SJT 3 x 18 AWG, with plug NEMA 5-15P (15 A, 125 V ac), with UL and CSA or C-UL marks. For 240 V ac, the flexible cord must be Type H05VV-F 3X0.75/1.00mm conductor size, with plug BS 1363/A with BSI or ASTA marks.

  • Page 153: Recycling

    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. Display WARNING! The backlight contains mercury.

  • Page 154

    NOTE: The procedures provided in this chapter are general disassembly instructions. Specific details, such as screw sizes, quantities, and locations, and component shapes and sizes, can vary from one computer model to another. Perform the following steps: Remove all screw covers (1) and screws (2) that secure the display bezel to the display assembly. 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.

  • Page 155

    Disconnect all display panel cables (1) from the display inverter and remove the inverter (2). Remove all screws (1) that secure the display panel assembly to the display enclosure. Remove the display panel assembly (2) from the display enclosure. Turn the display panel assembly upside down. Remove all screws that secure the display panel frame to the display panel.

  • Page 156

    Remove the display panel frame (2) from the display panel. Remove the screws (1) that secure the backlight cover to the display panel. Lift the top edge of the backlight cover (2) and swing it outward. Remove the backlight cover. Turn the display panel right-side up.

  • Page 157

    Remove the backlight cables (1) from the clip (2) in the display panel. Turn the display panel upside down. 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. Display...

  • Page 158

    Remove the backlight from the backlight frame. Disconnect the display cable (1) from the LCD panel. Remove the screws (2) that secure the LCD panel to the display rear panel. Release the LCD panel (3) from the display rear panel. Release the tape (4) that secures the LCD panel to the display rear panel.

  • Page 159: Index

    Bluetooth label 29 illustrated 36 fn key, identifying 26 boot order removing 57, 93 changing 141 display bezel changing HP Recovery graphics, product description 2, illustrated 36 Manager 133 removing 57, 95 buttons grounding guidelines 49 spare part number 42, 47...

  • Page 160

    99 caps lock 24 spare part number 42 spare part number 42 hard drive 22 optical drive rear bracket HP Recovery Manager 132, 139 power 22, 24 removing 75 correcting boot problems 133 webcam 19 spare part number 42...

  • Page 161

    132 service considerations requirements for specific USB flash drive 133 cables 48 countries and regions 143 using HP Recovery media 129 connectors 48 set requirements 142 recovery discs 135 plastic parts 48 spare part number 41 recovery media 135...

  • Page 162

    removing 102 remove everything and reinstall spare part number 43, 44, option 131 reset 131 system recovery 132, 139 restoring files 130 system restore point system restore point 128, 130 creating 128 Windows applications key, restoring 130 identifying 26 system restore points 136 Windows Backup and Restore creating 136 restoring files 139...

This manual also for:

246, 450, 455, 245

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