HP Pavilion dv4-2100 HP Pavilion dv4 Entertainment PC - Maintenance and Servic
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- HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 1
December 17, 2009December 17, 2009 HP Pavilion dv4 Entertainment PC Maintenance and Service Guide Document Part Number: 598157-001 December 2009 This guide is a troubleshooting reference used for maintaining and servicing the computer. It provides comprehensive information on identifying computer - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 2
in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein. First Edition: December 2009 Document Part Number: 598157-001 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 3
or obstruct the computer air vents. Use the computer 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. Also, do not allow the AC adapter to contact the skin or - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 4
components 2-8 Left-side components 2-9 Bottom components 2-10 Wireless antennas 2-11 Additional hardware components 2-12 3 Illustrated parts catalog Service tag 3-1 Computer major components 3-2 Display assembly subcomponents 3-9 Plastics Kit 3-10 Mass storage devices 3-11 Miscellaneous - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 5
4-1 Service considerations 4-1 Plastic parts 4-1 Grounding guidelines 4-2 Component replacement procedures 4-5 Service tag 4-5 Computer feet 4-6 Battery 4-7 Hard drive 4-8 Memory module models only 4-53 Heat sink assembly 4-55 Fan 4-57 Processor 4-59 v Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 6
5-4 Diagnostics menu 5-4 6 Specifications Computer specifications 6-1 14.1-inch WXGA BrightView display specifications 6-2 Hard drive specifications 6-3 Blu-ray DVD±R/RW discs 7-6 Recovering from the dedicated recovery partition (select models only 7-6 Maintenance and Service Guide vi - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 7
RJ-11 (modem) (select models only 8-4 RJ-45 (network 8-5 Universal Serial Bus 8-6 9 Power cord set requirements Requirements for all countries and regions 9-1 Requirements for specific countries and regions 9-2 10 Recycling Battery 10-1 Display 10-1 Index vii Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 8
Panel Description HP Pavilion dv4 Entertainment PC Intel Arrandale™ Single-Core i5-520M (2.4 GHz, 3 MB L3 cache, 1066 MHZ SC Turbo) Intel Arrandale Single-Core i5-540M (2.53 GHz, 3 MB L3 cache, 1066 MHZ SC Turbo) Intel™ HM55 Mobile Intel™ GMA Media Accelerator HD unified memory architecture (UMA - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 9
memory (2048 + 1024) 2048 MB total system memory (1024 × 2, dual-channel) 2048 MB total system memory (2048 × 1) 1024 MB total system memory (1024 × 1) Supports a 9.50-mm, 6.35-cm (2.50-in) hard drive Supports HP SRS logo requirement Supports Microsoft® premium requirements Pavilion-branded Altec - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 10
Digital (SD) Memory Card, and xD-Picture Card (XD). Adapter (purchased separately) provides support for mini versions of SD, MMC, and MSP Duo Audio-in (stereo microphone) Audio-out (stereo headphone) RJ-11 modem (select models only) HDMI v. 1.3b supporting 1080p with HDCP key HP Smart Adapter power - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 11
Serviceability Description Expansion port 3 supports HP xb Docking Station and HP Notebook QuickDock 14.1-in keyboard TouchPad with 2 buttons Supports 2-way scroll Taps enabled as default 65-W and 90-W HP Smart Adapter with localized cable plug support (3-wire plug with ground pin, supports 3-pin - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 12
disabled. Moves the pointer and selects or activates items on the screen. Functions like the left button on an external mouse. Enables/disables 1. Select Start > Devices and Printers. 2. Right-click the device representing your computer. 3. Select Mouse settings. Maintenance and Service Guide 2-1 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 13
battery level. 3 Drive light Flashing-The hard drive or the optical drive is being accessed. On-HP ProtectSmart Hard Drive Protection has temporarily parked the internal hard drive, and if present, the hard drive visible whether the computer is open or closed. 2-2 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 14
models only) Allows a fingerprint logon to Windows, instead of a password logon. *This table describes factory settings. For information about changing factory settings, see the user guides located in Help and Support. Maintenance and Service Guide 2-3 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 15
like the keys on an external numeric keypad. Executes frequently used system functions when pressed at the same time as the fn key. 2-4 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 16
the display is closed while the computer is on. Records sound. On-The webcam is in use. Records video and captures still photographs. Maintenance and Service Guide 2-5 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 17
Flashing-The hard drive or the optical drive is being accessed. On-The HP ProtectSmart Hard Drive Protection has temporarily parked the internal hard drive, and if hard drive in the SmartBay. Receives a signal from the HP Remote Control. Connects an optional computer headset microphone, stereo - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 18
automatically to cool internal components and prevent overheating. It is normal for the internal fan to cycle on and off during routine operation. Maintenance and Service Guide 2-7 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 19
identification Right-side components Item 1 2 3 4 Component SmartBay USB ports (2) RJ-11 (modem) jack (select models only) Power connector Description Supports an optical drive or hard drive. Connects optional USB devices. Connects a modem cable. Connects an AC adapter. 2-8 Maintenance and - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 20
an optional USB device. On-Accessing a digital card. Supports the following optional digital card formats: Memory Stick (MS) Memory Stick Pro (MSP) MultiMediaCard (MMC) Secure Digital (SD) Memory Card xD-Picture Card (XD) Supports optional ExpressCard/54 cards. Maintenance and Service Guide 2-9 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 21
battery from the battery bay. Contains the RTC battery. Contains the two memory module slots. Releases the SmartBay module. Enables airflow to cool internal components. restore computer functionality, and then contact technical support through Help and Support. 2-10 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 22
the computer. For optimal transmission, keep the areas immediately around the antennas free from obstructions. ✎ To review wireless regulatory notices, see the country-specific section of Regulatory, Safety and Environmental Notices chapter in Help and Support. Maintenance and Service Guide 2-11 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 23
the computer when the computer is not connected to external power. *Batteries and power cords vary in appearance by country or region. 2-12 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 24
to each product. This number provides specific information about the product's hardware components. The part number helps a service technician to determine which components and parts are needed. An alphanumeric identifier used to locate documents, drivers, and support for the computer. The duration - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 25
Illustrated parts catalog Computer major components 3-2 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 26
in: Brazil French Canada Japan Latin America South Korea Taiwan Thailand the United States Keyboard cover Spare part number 594110-001 594110-002 594111-001 594111-002 594112-001 594112-002 518793-201 518787-121 -AD1 538108-AB1 538108-281 538108-001 (Continued) Maintenance and Service Guide 3-3 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 27
India India System board (includes replacement thermal material) UMA graphics subsystems Discrete graphics subsystems Plastics Kit (see "Plastics Kit" on page 3-10 for spare part component information) ExpressCard slot bezel Hard Drive compartment cover Memory ) 3-4 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 28
catalog Item Description Spare part number Broadcom BCM4312 802.11b/g for use in , Guinea-Bissau, Guyana, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Israel, Italy, the Ivory Coast, Jamaica, Japan, Virgin Islands (Continued) Maintenance and Service Guide 3-5 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 29
catalog Item Description Spare part number WLAN module, Continued Atheros AR9285 Guinea-Bissau, Guyana, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Italy, the Ivory Coast, Jamaica, Japan, Jordan Zimbabwe 518436-002 (Continued) 3-6 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 30
Item 13 14 Description Spare part number WLAN module, Continued Atheros Guinea, Guinea-Bissau, Guyana, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Israel, Italy, the Ivory Coast, Jamaica, Japan, cable) 486836-001 (Continued) Maintenance and Service Guide 3-7 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 31
catalog Item 15 16 17 18 19 20 21 22 23 24 25 26 Description Spare part number Memory module (1066 MHz, DDR3) 1024 MB 590351-001 2048 MB 590352-001 4096 MB 590353-001 Power , 3-MB L3 cache, 1066 MHZ SC 594188-001 Turbo) Mini Card bracket 577509-001 3-8 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 32
Plaid computer models Display Rubber Kit* (contains all rubber pieces for the display bezel) Internal display switch* * not illustrated Maintenance and Service Guide Spare part number 573197-001 573195-001 483261-001 486894-001 486736-001 486878-001 594105-001 489068-001 518799-001 518825-001 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 33
Illustrated parts catalog Plastics Kit Item 1 2 3 4 Description Plastics Kit: Hard Drive cover (includes two captive screws) Memory Module compartment cover Mini Card compartment cover ExpressCard slot bezel Spare part number 486833-001 3-10 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 34
Mass storage devices Illustrated parts catalog Item Description 1 Hard Drive (includes hard drive bracket) LightScribe Blu-ray ROM DVD±R/RW SuperMulti DL Drive with LightScribe * not illustrated Spare part number 575569-001 575568-001 575567-001 580846-001 482158-001 488128-001 491876-001 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 35
Illustrated parts catalog Miscellaneous parts Description 65-W PFC AC Adapter 90-W PFC AC Adapter Power cords Argentina Australia Brazil Europe India Italy Japan People's Republic of China South Korea Taiwan 482900-002 482899-001 482899-002 482899-003 (Continued) Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 36
remote control with Teletext Full function remote control with Teletext for use with blue-colored computer models Standard carrying case Illustrated parts catalog Spare part number 482899-004 436238-001 430958-001 464793-002 465540-001 465540-002 465541-001 465541-002 418162-001 Maintenance and - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 37
Illustrated parts catalog Sequential part number listing Spare part number 371693-001 418162-001 430958-001 436238-001 454619-001 connector and cable Speaker assembly for use in all countries and regions except India Audio board Audio board cable (Continued) 3-14 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 38
parts catalog Spare part Power button board (includes cable) Speaker assembly for use India Screw Kit (includes all screws) Display Rubber Kit (contains Korea Power cord for use in Argentina Power cord for use in India MultiBay blank TouchPad bracket Modem module cable (includes RJ-11 connector) - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 39
Illustrated parts catalog Spare part number 504593-004 508123-001 Guinea, Guinea-Bissau, Guyana, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Italy, the Ivory Coast, Jamaica, Japan, Jordan, Kazakhstan, U.S. Virgin Islands (Continued) 3-16 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 40
Illustrated parts catalog Spare part number 518437-002 518787 , Guinea, Guinea-Bissau, Guyana, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Israel, Italy, the Ivory Coast, Jamaica, Japan, Jordan, (textured, black models) (Continued) Maintenance and Service Guide 3-17 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 41
Illustrated parts catalog Spare part number 570755-161 570755-201 equipped with UMA graphics subsystems 1024 MB memory module (1066 MHz, DDR3) 2048 MB memory module (1066 MHz, DDR3) 4096 MB memory module (1066 MHz, DDR3) Top cover computer models (Continued) 3-18 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 42
Illustrated parts catalog Spare part number 594112-002 594187-001 594188-001 594532-001 Description 14.1-in WXGA BrightView display assembly with wireless mobile -Core i5-540M processor (2.53 GHz, 3-MB L3 cache, 1066 MHZ SC Turbo) Keyboard cover (plaid models) Maintenance and Service Guide 3-19 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 43
and P1 screwdrivers Service considerations The following sections parts. Use care when handling the plastic parts. Apply pressure only at the points designated in the maintenance instructions. Cables and connectors Ä CAUTION: When servicing by parts being removed or replaced. Handle flex cables with - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 44
Use nonmagnetic tools. ■ Before touching an electronic component, discharge static electricity by using the guidelines described in this section. ■ Avoid touching pins, leads, and circuitry. Handle electronic components as little as possible. ■ If you remove a component, place it in an electrostatic - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 45
components, parts, and assemblies by the case or PCM laminate. Handle these items only at static-free workstations. ■ Avoid contact with pins, leads, or circuitry. ■ Shut down power and input signals before inserting or removing connectors or test equipment. Maintenance and Service Guide 4-3 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 46
resistance ■ Static-dissipative tables or floor mats with hard ties to the ground ■ Field service kits ■ Static awareness labels ■ Material-handling packages ■ Nonconductive plastic bags, tubes, or mats Floor mats Voltage protection level 1,500 V 7,500 V 5,000 V 4-4 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 47
to each product. This number provides specific information about the product's hardware components. The part number helps a service technician to determine which components and parts are needed. An alphanumeric identifier used to locate documents, drivers, and support for your computer. The duration - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 48
and replacement procedures Computer feet The computer feet are adhesive-backed rubber pads. The feet are included in the Rubber Kit, spare part number 486874-001. There are six rubber feet that attach to the base enclosure in the locations illustrated below. 4-6 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 49
Ah, 55 Wh) 6-cell Li-Ion (2.2 Ah, 47 Wh) 3-cell Li-Ion (4.4 Ah, 47 Wh) Spare part number 484172-001 484171-001 484170-001 516915-001 Before disassembling the computer: 1. Shut down the computer. If you are latch automatically locks the battery into place Maintenance and Service Guide 4-7 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 50
Hard Drive spare part kit includes Drive Hardware Kit, MultiBay Hard Drive MultiBay blank Spare part number 575569-001 575568-001 575567-001 580846-001 482158 3. The hard drive cover is included in the Plastics Kit, spare part number 486833-001. 4. Remove the three Phillips PM2.0×4.0 screws 1 that - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 51
drive. b. Lift the bracket 2 straight up to remove it from the hard drive. Reverse this procedure to reassemble and install the hard drive. Maintenance and Service Guide 4-9 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 52
secures the memory module compartment cover to the computer. 3. Lift the right side of the cover 2, swing it to the left, and lift the cover off the computer 3. The memory module compartment cover is included in the Plastics Kit, spare part number 486833-001. 4-10 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 53
the slot rises away from the computer.) 5. Remove the memory module by sliding the module to the right 2. ✎ Memory modules are designed with a notch 3 to prevent incorrect insertion into the memory module slot. Reverse this procedure to install the memory module. Maintenance and Service Guide 4-11 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 54
Removal and replacement procedures RTC battery Description RTC battery Spare part number 486835-001 Before removing the RTC battery: 1. Shut down the computer. If you are unsure of the Mini Card compartment cover 2, swing it to left, and remove the cover 3. 4-12 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 55
3. Disconnect the RTC battery cable 1 from the system board. 4. Remove the RTC battery 2. Removal and replacement procedures Reverse this procedure to install the RTC battery. Maintenance and Service Guide 4-13 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 56
DVB-T tuner DVB-T tuner for use only in the AP region Spare part number 482900-001 482900-002 482899-001 482899-002 482899-003 482899-004 screws 2 and slide the TV tuner to the left 3 to remove it. ✎ Memory modules are designed with a notch to prevent incorrect insertion into the TV tuner slot - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 57
Removal and replacement procedures Description Spare part number Broadcom BCM4312 802.11b/g for , Guinea-Bissau, Guyana, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Italy, the Ivory Coast, Jamaica, Japan, Jordan, -001 (Continued) Maintenance and Service Guide 4-15 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 58
Removal and replacement procedures Description Spare part number Atheros AR5009 802.11a/b/g/n for use , Guinea-Bissau, Guyana, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Israel, Italy, the Ivory Coast, Jamaica, Japan, 577509-001 4-16 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 59
a warning message, remove the module to restore computer functionality, and then contact technical support through Help and Support. 1. Remove the hard drive cover (see "Hard Drive" on page 4-8). 2. insertion of the WLAN module into the WLAN module slot. Maintenance and Service Guide 4-17 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 60
Removal and replacement procedures 6. If it is necessary to replace the Mini Card bracket, remove the two Phillips PM2.0×5.0 screws 1 and then slide 2 the bracket to the right to remove it. Reverse this procedure to install the WLAN module. 4-18 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 61
with LightScribe DVD±R/RW SuperMulti DL Drive with LightScribe Removal and replacement procedures Spare part number 508123-001 482177-001 Before removing the optical drive: 1. Shut down the Reverse this procedure to reassemble and install the optical drive. Maintenance and Service Guide 4-19 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 62
in: Brazil French Canada Japan Latin America South Korea Taiwan Thailand the United States Spare part number 570755-201 570755-121 570755-291 570755-161 570755-AD1 570755-AB1 570755-281 570755 7. Remove the optical drive (see "Optical drive" on page 4-19). 4-20 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 63
by double-sided tape. 5. Slide the keyboard 2 back until the tabs on the bottom of the keyboard are clear of the keyboard cover. Maintenance and Service Guide 4-21 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 64
Removal and replacement procedures 6. Release the zero insertion force (ZIF) connector 1 to which the keyboard cable is attached, and disconnect the keyboard cable 2 from the system board. 7. Remove the keyboard. Reverse this procedure to install the keyboard. 4-22 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 65
and replacement procedures Description Black computer models White computer models Plaid computer models Spare part number 539729-001 539728-001 594532-001 Before removing the keyboard cover: 1. PM2.5×3.0 screws 2 that secure the keyboard cover to the computer. Maintenance and Service Guide 4-23 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 66
toward the display assembly until it disengages from the computer. 7. Remove the keyboard cover. Reverse this procedure to install the keyboard cover. 4-24 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 67
button board Removal and replacement procedures Description Power button board (includes cable) Spare part number 486853-001 Before removing the power button board: 1. Shut down the computer board 3. Reverse this procedure to install the power button board. Maintenance and Service Guide 4-25 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 68
Removal and replacement procedures Speaker assembly Description All courtries and regions except India India Spare part number 486837-001 486865-D61 Before removing the speaker assembly: 1. Shut computer. Reverse this procedure to install the speaker assembly. 4-26 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 69
BrightView display assembly with wireless mobile broadband for use with plaid computer models Spare part number 594110-001 594110-002 594111-001 594111-002 594112-001 594112-002 Before on page 4-23) f. Speaker assembly (see "Speaker assembly" on page 4-26) Maintenance and Service Guide 4-27 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 70
two Phillips PM2.5×5.0 screws 1 and the two Phillips PM2.5×8.0 screws 2 that secure the display assembly to the computer 6. Remove the display assembly 3. 4-28 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 71
the display assembly when removing the following screws. Failure to support the display assembly can result in damage to the display assembly and other enclosure. 9. Remove the display bezel 4. The display bezel is available using spare part number 573197-001. Maintenance and Service Guide 4-29 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 72
and the backlight cable 3 from the display inverter. The display inverter is available using spare part number 486736-001. 12. Remove the four Phillips PM2.5×5.0 screws 1 and the four Phillips The display panel is available using the spare part number 483261-001. 4-30 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 73
4. This also includes the webcam and LED cables. The display cable is available using spare part number 486878-001. 15. Replace the display hinges, remove the eight Phillips PM2.0×3.0 screws 2. The display hinges are available using spare part number 486894-001. Maintenance and Service Guide 4-31 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 74
the display enclosure. 20. Remove the wireless antenna transceivers and cables 4 from the display enclosure. The wireless antenna transceivers and cables are available using spare part number 489068-001. Reverse this procedure to reassemble and install the display assembly. 4-32 Maintenance and - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 75
/microphone module Removal and replacement procedures Description Webcam/microphone module Spare part number 573195-001 Before removing the webcam/microphone module: 1. Shut microphone module. Reverse this procedure to install the webcam/microphone module. Maintenance and Service Guide 4-33 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 76
quipped with a Fingerprint Reader Plaid computer models not equipped with a Fingerprint Reader Spare part number 591951-001 591950-001 591953-001 591952-001 591955-001 591954-001 Before removing 4-26) g. Display assembly (see "Display assembly" on page 4-27) 4-34 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 77
the front toward you. 4. Disconnect the following cables from the system board: 1 TouchPad cable 2 Fingerprint Reader board cable (select models only) 3 USB cable Maintenance and Service Guide 4-35 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 78
of the top cover until it releases from the base 3. 7. Remove the top cover 4. Reverse this procedure to install the top cover. 4-36 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 79
Description Touchpad button board (includes cable) Touchpad bracket Removal and replacement procedures Spare part number 486832-001 494961-001 Before removing the touchpad button board and bracket: " on page 4-27) h. Top Cover (see "Top cover" on page 4-34) Maintenance and Service Guide 4-37 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 80
.5×4.0 screw 3. 5. Lift up 4 and remove the touchpad button board and bracket. Reverse this procedure to install the touchpad button board and bracket. 4-38 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 81
models only) Description Fingerprint Reader board (includes cable) Removal and replacement procedures Spare part number 486828-001 Before removing the Fingerprint Reader board: 1. Shut down the above procedure to reassemble and install the Fingerprint Reader. Maintenance and Service Guide 4-39 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 82
Description All countries and regions except for Australia and New Zealand Australia and New Zealand Spare part number 461749-001 461749-011 Before removing the modem module: 1. Shut down the computer. " on page 4-27) i. Top cover (see "Top cover" on page 4-34) 4-40 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 83
the modem module 3 to disconnect it from the system board. 4. Remove the modem module. Reverse the above procedure to install the modem module. Maintenance and Service Guide 4-41 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 84
) Description Bluetooth module Bluetooth module cable UMA graphics subsystems Discrete graphics subsystems Spare part number 537921-001 486847-001 488130-001 Before removing the Bluetooth module: 1. " on page 4-27) i. Top cover (see "Top cover" on page 4-34) 4-42 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 85
. 4. Remove the tape 3 that secures the cable, and then remove the Bluetooth module and cable 4. Reverse this procedure to install the Bluetooth module. Maintenance and Service Guide 4-43 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 86
Removal and replacement procedures Audio board Description Audio board Audio board cable Spare part number 486840-001 486841-001 Before removing the audio board: 1. Shut down the (see "Display assembly" on page 4-27) i. Top cover (see "Top cover" on page 4-34) 4-44 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 87
of the openings in the base enclosure, and then remove the audio board and cable. Reverse this procedure to install the audio board. Maintenance and Service Guide 4-45 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 88
Removal and replacement procedures USB board Description USB board USB board cable Spare part number 486842-001 486843-001 Before removing the USB board: 1. Shut down the computer (see "Display assembly" on page 4-27) i. Top cover (see "Top cover" on page 4-34) 4-46 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 89
to the computer. 5. Lift the USB board 4 straight up to remove it from the computer. Reverse this procedure to install the USB board. Maintenance and Service Guide 4-47 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 90
Removal and replacement procedures Power connector Description Power connector (includes cable) Spare part number 486836-001 Before removing the power connector and cable: 1. Shut down cover" on page 4-34) j. Modem module cable (see "System board" on page 4-50) 4-48 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 91
by double-sided tape. 4. Disconnect the power connector cable 2 from the base enclosure. Reverse this procedure to install the power connector and cable. Maintenance and Service Guide 4-49 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 92
graphics subsystems Discrete graphics subsystems Spare part number 590350-001 590349-001 Before following components: a. Hard Drive (see "Hard Drive" on page 4-8) b. Memory module (see "Memory module" on page 4-10) c. Mini Card compartment cover (see "RTC 4-34) 4-50 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 93
side toward you. 2. Disconnect the following cables from the system board: 1 Modem cable 2 Audio board cable 3 Fan cable 3. Disconnect the power connector cable. Maintenance and Service Guide 4-51 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 94
the system board disengage from the base enclosure, and then remove the system board. Reverse this procedure to install the system board. 4-52 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 95
module cable (includes RJ-11 connector) Spare part number 494981-001 Before removing the RJ-11 connector components: a. Hard Drive (see "Hard Drive" on page 4-8) b. Memory module (see "Memory module" on page 4-10) c. Mini Card compartment cover (see "RTC 50) Maintenance and Service Guide 4-53 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 96
RJ-11 connector cable 2 from the routing channel built into the base enclosure. Reverse this procedure to install the RJ-11 connector. 4-54 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 97
graphics subsystems Discrete graphics subsystems Spare part number 591957-001 591956-001 Before following components: a. Hard Drive (see "Hard Drive" on page 4-8) b. Memory module (see "Memory module" on page 4-10) c. Mini Card compartment cover (see "RTC 4-50) Maintenance and Service Guide 4-55 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 98
follows: the processor 1, the Northbridge chip 2, and the capacitors 3. Replacement thermal material is included with all system board, fan/heat sink assembly, and processor spare parts. Reverse this procedure to install the heat sink assembly. 4-56 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 99
material) Removal and replacement procedures Spare part number 486844-001 ✎ To properly ventilate components: a. Hard Drive (see "Hard Drive" on page 4-8) b. Memory module (see "Memory module" on page 4-10) c. WLAN module (see "WLAN module" on page 4-50) Maintenance and Service Guide 4-57 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 100
.5×5.0 screws 1 that secure the fan to the computer. 3. Lift the fan from the base enclosure 2. Reverse this procedure to install the fan. 4-58 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 101
53 GHz, 3-MB L3 cache, 1066 MHZ SC Turbo) Spare part number 594187-001 594188-001 Before removing the processor: 1. Shut components: a. Hard Drive (see "Hard Drive" on page 4-8) b. Memory module (see "Memory module" on page 4-10) c. RTC battery (see "RTC battery" and Service Guide 4-59 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 102
triangle 3 on the processor must be aligned with the triangle 4 embossed on the processor socket. Reverse this procedure to install the processor. 4-60 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 103
computer. When the Press the ESC key for Startup Menu message appears in the lower left corner of the screen, press the esc key. 2. When the Startup Menu appears, press the f10 key. Using Setup Utility then press the enter key. Changes go into effect immediately. Maintenance and Service Guide 5-1 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 104
Utility Because Setup Utility is not Windows based, it does not support the TouchPad. Navigation and selection are by keystroke. ■ To ESC key for Startup Menu message appears in the lower left corner of the screen, press the esc key. When the Startup Menu is displayed, press the and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 105
Setup Utility menu items listed in this chapter might not be supported by the computer. Main menu Select System information Security menu identification information about the computer. ■ View specification information about the processor, memory size, system BIOS, and keyboard controller version - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 106
Select Language Support Button Sound , 20) ■ HP Guide QuickWeb: ❐ Enable/disable the HP QuickWeb boot menu during POST ❐ Delay to boot Windows - set the delay for the HP QuickWeb boot menu Test Secondary Hard Disk Self Test (select models only) Memory Test To Do This Run a comprehensive self-test - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 107
6 Specifications Computer specifications Metric U.S. Dimensions Length 23.95 cm 9.43 in Width 33.40 cm 13.15 in Height (front to rear) standards specify thermal limits for plastic surfaces. The computer operates well within this range of temperatures. Maintenance and Service Guide 6-1 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 108
14.1-in WXGA BrightView display specifications Dimensions Height Width Diagonal Number of colors Contrast ratio Brightness Pixel resolution Pitch Format Configuration 1280 × 800 RGB vertical stripe CCFT 80 × 25 5.2 W ±40° horizontal, +15°/-35° vertical (typical) 6-2 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 109
60°C (32°F to 140°F) *1 GB = 1 billion bytes when referring to hard drive storage capacity. Actual accessible capacity is less. Actual drive specifications might differ slightly. ✎ Certain restrictions and exclusions apply. Contact technical support for details. Maintenance and Service Guide 6-3 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 110
ROM DVD±R/RW SuperMulti DL Drive with LightScribe specifications Applicable disc Interface Access time Random Max data transfer rate 24X CD-ROM 8X DVD-ROM 4X BD-ROM 16X - CD-R KB/sec 8,100 KB/sec 5,400 KB/sec 5,400 KB/sec 6,750 KB/sec 50.0 GB 8.5 GB Tray loading 6-4 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 111
DVD±RW SuperMulti DL Drive with LightScribe specifications Specifications Applicable disc Interface Access time Random Max data transfer rate 24X CD-ROM 8X DVD-ROM 24X CD-R 16X CD /sec 8,100 KB/sec 5,400 KB/sec 5,400 KB/sec 6,750 KB/sec 8.5 GB 8.5 GB Tray loading Maintenance and Service Guide 6-5 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 112
Specifications System DMA specifications Hardware DMA0 DMA1 DMA2 DMA3 DMA4 DMA5 DMA6 DMA7 DMA System function Reserve Reserve Reserve Reserve Direct memory access controller Reserve Reserve Reserve 6-6 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 113
Audio Controller PCI standard PCI-to-PCI bridge Realtek PCIe FE Family Controller Standard Enhanced PCI to USB Host Controller Standard AHCI 1.0 Serial ATA Controller HP Mobile Data Protection Sensor Microsoft ACPI-Compliant System Maintenance and Service Guide 6-7 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 114
Motherboard resources Motherboard resources Motherboard resources Motherboard resources Motherboard resources Motherboard resources Motherboard resources Realtek PCIe Fe Family Controller PCI standard PCI-to-PCI bridge PCI standard PCI-to-PCI bridge (Continued) 6-8 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 115
ATA Controller Standard AHCI 1.0 Serial ATA Controller Standard AHCI 1.0 Serial ATA Controller Standard AHCI 1.0 Serial ATA Controller Standard AHCI 1.0 Serial ATA Controller ENE CIR Receiver Specifications Maintenance and Service Guide 6-9 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 116
state. ■ Recovering a program or driver (Recovery Manager software feature). This feature helps you reinstall a program or driver without performing a full system recovery. Disk Management. If the partition is present, an HP Recovery drive is listed in the window. Maintenance and Service Guide 7-1 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 117
) to create recovery discs, or purchase recovery discs for the computer from the HP website. Note the following guidelines before creating recovery discs: ■ Use high-quality Recovery Disc Creation. 2. Recovery Manager opens. 3. Follow the on-screen instructions. 7-2 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 118
taking a screen shot of your settings. The screen shot is a time-saver if you have to reset your preferences. To copy the screen and paste it into a word-processing document: 1. Display the screen. 2. Copy the screen: To it into the optical drive of the computer. Maintenance and Service Guide 7-3 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 119
. ✎ The backup process might take over an hour, depending on file size and the speed of the computer. To create a backup using Windows Backup and Restore: 1. Select Start > All Programs > Maintenance > Backup and Restore. 2. Follow the on-screen instructions to set up and create a backup. ✎ Windows - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 120
4. Click System Restore. 5. Follow the on-screen instructions. Performing a recovery ✎ Recover only files that you have previously backed up. HP recommends using HP Recovery Manager to create a set of recovery reinstalled from the disc provided by the manufacturer. Maintenance and Service Guide 7-5 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 121
Press the ESC key for Startup Menu message appears at the bottom of the screen. Then, press the f11 key when the Press for recovery message appears on the screen. 2. Click System Recovery in the Recovery Manager window. 3. Follow the on-screen instructions. 7-6 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 122
Audio-in (microphone) 8 Connector pin assignments Pin Signal 1 Audio signal in 2 Audio signal in 3 Ground Pin Signal 1 Audio out, left channel 2 Audio out, right channel 3 Ground Maintenance and Service Guide 8-1 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 123
Pin Signal 1 Red analog 2 Green analog 3 Blue analog 4 Not connected 5 Ground 6 Ground analog 7 Ground analog 8 Ground analog 9 +5 VDC 10 Ground 11 Monitor detect 12 DDC 2B data 13 Horizontal sync 14 Vertical sync 15 DDC 2B clock 8-2 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 124
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 Connector pin assignments Signal Transition minimized differential signal (TDMS) data 2+ TDMS data 2 shield TDMS data 2TDMS data 1+ TDMS data 1 data channel (DDC) clock DDC data Ground +5V Power Hot plug detect Maintenance and Service Guide 8-3 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 125
Connector pin assignments RJ-11 (modem) (select models only) Pin Signal 1 Unused 2 Tip 3 Ring 4 Unused 5 Unused 6 Unused 8-4 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 126
RJ-45 (network) Pin Signal 1 Transmit + 2 Transmit - 3 Receive + 4 Unused 5 Unused 6 Receive - 7 Unused 8 Unused Connector pin assignments Maintenance and Service Guide 8-5 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 127
Connector pin assignments Universal Serial Bus Pin Signal 1 +5 VDC 2 Data 3 Data + 4 Ground 8-6 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 128
of an EN 60 320/IEC 320 Standard Sheet C13 connector for mating with the appliance inlet on the back of the computer. Maintenance and Service Guide 9-1 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 129
Power cord set requirements Requirements for specific countries and regions Country/region Accredited agency Applicable note number Australia EANSW 1 Austria OVE 1 Belgium CEBC 1 Canada for evaluation in the country or region where it will be used. 9-2 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 130
them carefully. ✎ Materials Disposal. This HP product contains mercury in the backlight in eiae.org. This section provides disassembly instructions for the display assembly. The display provided in this chapter are general disassembly instructions. Specific details, such as screw sizes, quantities, - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 131
disengages from the display assembly. 3. Remove the display bezel 3. 4. Disconnect all display panel cables 1 from the display inverter and remove the inverter 2. 10-2 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 132
1 that secures the sides of the display panel to the display panel frame. 10. Remove the display panel frame 2 from the display panel. Maintenance and Service Guide 10-3 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 133
backlight cover. 14. Turn the display panel right-side up. 15. Remove the backlight cables 1 from the clip 2 in the display panel. 10-4 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 134
and causing exposure to the mercury. 17. Remove the backlight frame from the display panel. 18. Remove the backlight from the backlight frame. Maintenance and Service Guide 10-5 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 135
4 that secures the LCD panel to the display rear panel. 23. Remove the LCD panel. 24. Recycle the LCD panel and backlight. 10-6 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 136
removal 4-38 spare part number 3-7, 3-15, 4-38 Maintenance and Service Guide INDEX Bluetooth module cable removal 4-38 spare part number 3-7, 3-16 2-7 top 2-1 TouchPad 2-1 computer feet locations 4-6 spare part number 4-6 computer specifications 6-1 connector pinout audio-in jack 9-1 audio-out jack - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 137
, 3-16, 4-8 specifications 6-3 Hard Drive blank, spare part numbers 3-10 Hard Drive bracket, removal 4-9 Hard Drive Hardware Kit MultiBay, spare part number 3-12, 4-8 Hard Drive Hardware Kit, spare part numbers 3-10, 3-12, 4-8 HDMI port connector pinout 9-3 location 2-9 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 138
4-37, 4-49 spare part numbers 4-37, 4-49 monitor port, connector pinout 9-2 mouse, spare part numbers 3-12 MultiBay blank, spare part number 3-13 N navigating in Setup Utility 5-2 network jack,connector pinout 9-5 num lock light 2-2 numeric keypad keys 2-4 Maintenance and Service Guide INDEX-3 - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 139
location 2-8 precautions 4-2 product description 1-2 removal 4-18 spare part numbers 3-7, 3-10, 4-18 specifications 6-4 P packing guidelines 4-3 part number, location 3-1, 4-5 passwords 5-3 plastic parts 4-1 Plastics Kit contents 3-9 spare part number 3-4, 3-12, 4-8, 4-10 pointing device components - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 140
SuperMulti Double-Layer Combo Drive with LightScribe specifications 6-5 hard drive 6-3 optical drive part number 3-15 webcam light 2-5 webcam/microphone module removal 4-32 spare part number 3-8, 3-15, 4-32 Windows applications key 2-4 Windows Backup and Restore 8-4 Maintenance and Service Guide - HP Pavilion dv4-2100 | HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 141
button 2-3 wireless light 2-2 wireless module compartment cover, removal 4-16 wireless product description 1-3 WLAN antennas, location 2-11 WLAN module removal 4-14 spare part numbers 3-4, 3-5, 3-6, 3-13, 3-14, 3-15, 4-14, 4-15 workstation guidelines 4-3 INDEX-6 Maintenance and Service Guide
December 17, 2009December 17, 2009
HP Pavilion dv4 Entertainment PC
Maintenance and Service Guide
Document Part Number: 598157-001
December 2009
This guide is a troubleshooting reference used for maintaining and servicing the computer. It provides
comprehensive information on identifying computer features, components, and spare parts; troubleshooting
computer problems; and performing computer disassembly procedures.