HP TouchSmart tm2-2050us HP TouchSmart tm2 Notebook PC - Maintenance and Servi
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- HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 1
HP TouchSmart tm2 Notebook PC Maintenance and Service Guide - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 2
or omissions contained herein. 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; on troubleshooting computer problems; and on performing computer disassembly - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 3
MSG revision history Revisi Spare Part on Number A 626505-001 626506-001 626507-001 B 621046-001 633252-001 634250-001 634921-001 Publication Description date July 2010 ● Updated processors in the following location: Product description on page 1 ● Updated system board spare part - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 4
iv MSG revision history - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 5
Safety warning notice WARNING! To reduce the possibility of heat-related injuries or of overheating the computer, do not place the computer directly on your lap 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 - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 6
vi Safety warning notice - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 7
parts ...22 Sequential part number listing 23 4 Removal and replacement procedures 28 Preliminary replacement requirements 28 Tools required ...28 Service considerations 28 Plastic parts 28 Cables and connectors 29 Drive handling 29 Grounding guidelines 30 Electrostatic discharge damage 30 - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 8
procedures 33 Service tag ...33 Computer feet ...35 Battery ...36 Pen ...37 Hard drive ...38 Memory module ...41 WLAN module ...44 RTC battery ...48 BIOS update 75 6 Specifications ...77 Computer specifications ...77 12.1-inch display specifications 78 Hard drive specifications ...79 Blu-ray ROM - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 9
-Layer Combo Drive specifications 81 7 Backup and recovery ...82 Creating recovery discs ...83 Backing up your information ...84 Using Windows Backup and Restore 85 all countries 92 Requirements for specific countries and regions 93 10 Recycling ...94 Battery ...94 Display ...94 Index ...100 ix - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 10
x - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 11
Panels Memory Description HP TouchSmart tm2 Notebook PC memory Support for Blu-ray and/or high-definition (HD)-DVD playback with HD decode and DX11 and HDMI support 12.1-inch, WXGA (1280 × 800, 16:10 wide aspect ratio), LED BrightView with Wacom touch-screen (multitouch enabled) and EMR support - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 12
Drive with LightScribe HP TrueVision low-light VGA camera, fixed (no tilt), with activity light, 640 × 480 by 24 frames per second Supports external USB EDR Combo Adapter Digital Media Slot, supports Memory Stick, Memory Stick Pro, MultiMediaCard, Secure Digital Memory Card, and xD-Picture Card. - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 13
mm touch-screen pen 6-cell, 62-Wh, 2.80-Ah Li-ion battery 65-W HP Smart AC adapter with localized cable plug support (2-wire plug with ground pin, supports 2-pin DC connector) Security cable slot Fingerprint reader with Digtial Persona software support Preinstalled: Windows® 7 Home Premium (64-bit - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 14
2 External component identification Top components Display components Item (1) Component WLAN antennas (2)* (2) Internal microphones (2) (3) Webcam light (4) Webcam (5) Speakers (2) Function Send and receive wireless signals to communicate with wireless local area networks (WLAN). Record - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 15
the display and converts the computer from traditional notebook mode to slate mode or from slate mode to notebook mode. In slate mode, the display is located in Help and Support. Keys Item (1) Component esc key (2) fn key (3) Windows logo key (4) Windows applications key (5) Action keys - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 16
Lights Item (1) (2) (3) Component Caps lock light Mute light Wireless light (4) TouchPad off indicator Description White: Caps lock is on. Amber: Computer sound is off. ● White: An integrated wireless device, such as a wireless local area network (WLAN) device and/ or a Bluetooth device, is on. - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 17
left button on an external mouse. Functions like the right button on an external mouse. Moves the pointer and selects or activates items on the screen. Top components 7 - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 18
Front components Component Vent Rear components Item (1) Component Security cable slot (2) External monitor port (3) RJ-45 (network) jack Function Enables airflow to cool internal components. NOTE: The computer fan starts up automatically to cool internal components and prevent overheating. - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 19
NOTE: When a device is connected to the jack, the device speakers are disabled. ● Blinking white: The hard drive is being accessed. ● Amber: HP ProtectSmart Hard Drive Protection has temporarily parked the hard drive. Pen tether hole Connects the pen tether. Pen holder Holds the digitizer pen - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 20
Power switch (5) Wireless light 10 Chapter 2 External component identification Function Allows a fingerprint logon to Windows instead of a password logon. Rotates the screen image counterclockwise to 4 orientations: landscape primary, portrait primary, landscape secondary, and portrait secondary - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 21
connection. Supports the following digital card formats: ● Memory Stick ● Memory Stick Pro ● MultiMediaCard ● Secure Digital Memory Card ● xD-Picture Card Connect optional USB devices. ● Off: The computer is running on battery power. ● Blinking amber: The battery has reached a low battery level - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 22
components Item (1) (2) Component Battery release latch Battery bay (3) Vents (4) (4) Hard drive bay (5) Memory module compartment Function Releases the battery from the battery bay. Holds the battery and contains the SIM slot. NOTE: The battery is preinstalled in the battery bay at the - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 23
number (p/n): This number provides specific information about the product's hardware components. The part number helps a service technician to determine what components and parts are needed. (4) Model description: This is the number used to locate documents, drivers, and support for the computer - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 24
14 Chapter 3 Illustrated parts catalog - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 25
Computer major components Computer major components 15 - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 26
Item (1) (2) Description 12.1-inch, WXGA, BrightView, LED touch-screen display assembly (includes Web camera and cable, microphones and cables, fingerprint reader and cable, WLAN antenna cables, and WWAN antenna cables) Display assembly subcomponents (not - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 27
, caps lock light board and cable, 592964-001 and top cover bumper pads) Plastics Kit, includes: 592971-001 Display hinge cover Memory module compartment cover (includes 2 captive screws, secured with C-clips) Hard drive cover (includes 2 captive screws, secured with C-clips) Pen 593028-001 - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 28
feet) 611496-001 Rubber Kit (not illustrated, includes 4 base enclosure rubber feet and pen cover) 592966-001 RTC battery (includes cable and double-sided tape) 592965-001 Memory modules (PC3, 1066-MHz): 4096-MB 599092-001 2048-MB 598856-001 1024-MB 598859-001 WLAN module: Atheros - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 29
, and Mylar cover) Hard Drive Hardware Kit (not illustrated; includes hard drive bracket and hard drive screws) 6-cell, 62-Wh, 2.8-Ah, Li-ion battery Spare part number 621046-001 611495-001 631161-001 634921-001 634638-001 584380-001 584379-001 584382-001 586021-001 Computer major components 19 - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 30
Plastics Kit Item (1) (2) (3) Description Spare part number Plastics Kit, includes: 592971-001 Display hinge cover Memory module compartment cover (includes 2 captive screws, secured with C-clips) Hard drive cover (includes 1 rubber foot and 2 captive screws, secured with C-clips) 20 - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 31
Mass storage devices Item (1) (2) Description Spare part number Hard drive 750-GB, 7200 rpm (without hard drive hardware kit) 633252-001 750-GB, 5400 rpm (without hard drive hardware kit) 634250-001 640-BG, 7200 rpm (without hard drive hardware kit) 621046-001 640-GB, 5400-rpm, (without - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 32
Miscellaneous parts Description AC adapter: 65-W RC/V HP Smart AC adapter 65-W RC/V EM HP Smart AC adapter HP protective sleeve Power cords: For use in Argentina For use in Australia For use in Brazil For use in Denmark For use in Europe, the - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 33
Sequential part number listing Spare part number 371693-001 490371-001 490371-011 490371-021 490371-031 490371-061 490371-081 490371-111 490371-201 490371-202 490371-AA1 490371-AB1 490371-AD1 490371-BB1 490371-D01 490371-D61 537921-001 580101-001 Description Wired headset with volume control Power - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 34
Spare part number 580101-002 584161-001 584161-031 584161-041 584161-051 584161-061 584161-071 584161-121 584161-131 584161-141 584161-161 584161-171 584161-201 584161-251 584161-281 584161-A41 584161-AB1 584161-AD1 584161-B31 584161-BB1 Description Atheros 9285G 802.11b/g/n 1x1 WiFi Adapter for - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 35
TouchPad cable, caps lock light board and cable, and top cover bumper pads) RTC battery (includes cable and double-sided tape) Rubber Kit (includes 4 base enclosure rubber feet, 802.11b/g/n 1x1 WiFi Adapter HP protective sleeve 2048-MB memory module (PC3, 1066-MHz) Sequential part number listing 25 - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 36
memory module (PC3, 1066-MHz) Ralink RT3090BC4 802.11b/g/n 1x1 WiFi and Bluetooth 2.1+EDR Combo Adapter 65-W RC/V HP Smart AC adapter 65-W RC/V EM HP , WXGA, BrightView, LED touch-screen display assembly (includes Web camera -001) Base enclosure (includes 2 battery release latches, and 4 rubber feet - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 37
Spare part number 632450-001 633252-001 634638-001 Description 750-GB, 5400 rpm hard drive without hard drive hardware kit 750-GB, 7200 rpm hard drive without hard drive hardware kit 500-GB, 5400 rpm hard drive without hard drive hardware kit Sequential part number listing 27 - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 38
and P1 screwdrivers ● Flat-bladed screwdriver Service considerations The following sections include some of the the subassembly (and all accompanying screws) away from the work area to prevent damage. Plastic parts CAUTION: Using excessive instructions. 28 Chapter 4 Removal and replacement procedures - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 39
Cables and connectors CAUTION: When servicing the computer, be sure that cables are placed handling a drive, be sure that you are discharged of static electricity. While handling a drive, avoid touching the connector. Before removing a diskette drive or optical drive, be sure that a diskette or disc - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 40
An electronic device exposed to ESD may not be affected at all and can work perfectly throughout a normal cycle. Or the device may function normally for a . Before touching an electronic component, discharge static electricity by using the guidelines described in this section. Avoid touching pins, - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 41
removing items from their containers. ● Always be properly grounded when touching a component or assembly. ● Store reusable ESD-sensitive parts from connected to a properly grounded work surface and use properly grounded tools and equipment. ● Use conductive field service tools, such as cutters, - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 42
with ground cords of one megohm 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 boxes ● Metal tote boxes ● Electrostatic voltage levels and - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 43
number (p/n): This number provides specific information about the product's hardware components. The part number helps a service technician to determine what components and parts are needed. (4) Model description: This is the number used to locate documents, drivers, and support for the computer - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 44
34 Chapter 4 Removal and replacement procedures - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 45
Computer feet The computer feet are adhesive-backed rubber pads. There are four computer feet that adhere to the computer base enclosure. The feet (1) on the front edge of the computer are round. The feet (2) on the rear edge of the computer are oblong and wedge-shaped. The computer feet are - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 46
the front toward you. 2. Slide the battery lock latch (1), and then release it. (The battery disengages from the computer.) 3. Remove the battery (2) by lifting the front edge, and then swinging it up and back. To install a battery, slide the battery into the battery bay until you hear a click. 36 - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 47
then shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power cord. 4. Remove the battery (see Battery on page 36). Remove the pen: 1. Position the computer with the left side toward you. 2. Press in on the pen (1) to release - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 48
then shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power cord. 4. Remove the battery (see Battery on page 36). Remove the hard drive: 1. Position the computer with the front toward you. 38 Chapter 4 Removal and replacement - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 49
2. Loosen the two Phillips PM2.0×5.0 captive screws that secure the hard drive cover to the computer. 3. Lift the rear edge of the hard drive cover, and then swing it up and forward. 4. Remove the hard drive cover. NOTE: The hard drive cover is included in the Plastics Kit, spare part number 592971- - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 50
6. Remove the hard drive (2) from the hard drive bay. 7. If it is necessary to remove the hard drive shield, remove the two Phillips PM3.0×3.0 hard drive shield screws (1) from each side of the hard drive. 8. Lift the shield (2) straight up to remove it from the hard drive. Reverse this procedure to - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 51
the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power cord. 4. Remove the battery (see Battery on page 36). Remove the memory module: 1. Position the computer with the front toward you. 2. Loosen the two Phillips PM2.0×5.0 captive screws that - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 52
5. Pull away the retention clips on each side of the memory module to release the memory module. (The memory module tilts up.) CAUTION: To prevent damage to the memory module, hold it by the edges only. Do not touch the components on the memory module. 42 Chapter 4 Removal and replacement procedures - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 53
6. Grasp the edge of the memory module, and gently pull it out of the memory module slot. Reverse this procedure to install a memory module. Component replacement procedures 43 - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 54
system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power cord. 4. Remove the battery (see Battery on page 36). 5. Remove the memory module compartment cover (see Memory module on page 41). Remove the WLAN module: 44 Chapter 4 Removal and replacement procedures - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 55
. If you replace the module and then receive a warning message, remove the module to restore computer functionality, and then contact technical support through Help and Support. 1. Disconnect the WLAN antenna cables from the WLAN module. NOTE: The black WLAN antenna cable is connected to the WLAN - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 56
2. Remove the two Phillips PM2.0×4.0 screws that secure the WLAN module to the system board. (The edge of the module opposite the slot rises away from the computer.) 46 Chapter 4 Removal and replacement procedures - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 57
3. Pull the WLAN module away from the slot at an angle and remove it. Reverse this procedure to install a WLAN module. Component replacement procedures 47 - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 58
the computer. 3. Disconnect the power cord. 4. Remove the battery (see Battery on page 36). 5. Remove the memory cover (see Memory module on page 41). Remove the RTC battery: 1. Disconnect the RTC battery cable (1) from the system board. 2. Release the RTC battery (2) from the system board. (The RTC - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 59
all external devices connected to the computer. 3. Disconnect the power cord. 4. Remove the battery (see Battery on page 36). 5. Remove the hard drive (see Hard drive on page 38). 6. Remove the memory cover (see Memory module on page 41). Remove the top cover: 1. Remove the two front rubber feet - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 60
3. Remove the two Phillips PM2.0×4.0 screws in the battery bay that secure the top cover to the computer. 4. Turn the computer right-side up, with the front toward you. 5. Lift the front edge of - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 61
on, and then shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power cord. 4. Remove the battery (see Battery on page 36). 5. Remove the hard drive (see Hard drive on page 38). 6. Remove the top cover (see Top cover on page 49 - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 62
3. Remove the two retention clips (2) by sliding them toward the back of the top cover. 4. Turn the top cover right-side up, with the front toward you. 5. Lift the rear edge of the keyboard (1) until it rests at an angle. 6. Slide the keyboard back (2) until the four tabs on the bottom edge of the - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 63
all external devices connected to the computer. 3. Disconnect the power cord. 4. Remove the battery (see Battery on page 36). 5. Remove the following components: a. Hard drive (see Hard drive on page 38). b. Memory cover (see Memory module on page 41). c. Top cover (see Top cover on page 49). Remove - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 64
all external devices connected to the computer. 3. Disconnect the power cord. 4. Remove the battery (see Battery on page 36). 5. Remove the following components: a. Hard drive (see Hard drive on page 38). b. Memory cover (see Memory module on page 41). c. Top cover (see Top cover on page 49). Remove - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 65
all external devices connected to the computer. 3. Disconnect the power cord. 4. Remove the battery (see Battery on page 36). 5. Remove the following components: a. Hard drive (see Hard drive on page 38). b. Memory cover (see Memory module on page 41). c. Top cover (see Top cover on page 49). Remove - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 66
Spare part number 12.1-inch, WXGA, BrightView, LED touch-screen display assembly (includes Web camera and cable, 611492- devices connected to the computer. 3. Disconnect the power cord. 4. Remove the battery (see Battery on page 36). 5. Disconnect the WLAN antenna cables from the WLAN module ( - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 67
5. Remove the display hinge cover (2). NOTE: The display hinge cover is included in the Plastics Kit, spare part number 592971-001. 6. Position the computer with the front toward you. 7. Release the tape (1) that secures the WLAN antenna cables to the system board. 8. Release the grounding tape (2) - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 68
11. Disconnect the webcamera cable (2) from the system board. 12. Release the grounding tape (1) that grounds the display panel cable to the base enclosure. 13. Disconnect the display panel cable (2) from the system board. 14. Release the tape (1) that secures the wireless module antenna cables to - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 69
16. Release the wireless module antenna cables (3) from the opening in the system board. CAUTION: Support the display assembly when removing the following screws. Failure to support the display assembly can result in damage to the display assembly and other computer components. 17. Remove the four - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 70
then shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power cord. 4. Remove the battery (see Battery on page 36). 5. Remove the hard drive (see Hard drive on page 38). 6. Disconnect the WLAN antenna cables from the WLAN module - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 71
module (see Memory module on page 41) ● WLAN module (see WLAN module on page 44) ● RTC battery (see RTC battery on page 48) ● Power connector and cable (see Power connector and cable on page 64) ● Fan (see Fan on page 65) ● Heat sink (see Heat sink on page 66) Remove the system board: 1. Disconnect - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 72
5. Release the power connector (3) from the base enclosure. 6. Use the hard drive connector (1) to lift the right side of the system board (2) until it rests at an angle. 7. Remove the system board (3) by sliding it up and to the right. NOTE: After removing the system board, it may be necessary to - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 73
Reverse this procedure to install the system board. Component replacement procedures 63 - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 74
all external devices connected to the computer. 3. Disconnect the power cord. 4. Remove the battery (see Battery on page 36). 5. Remove the following components: a. Hard drive (see Hard drive on power connector and cable from the system board. 64 Chapter 4 Removal and replacement procedures - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 75
and then shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power cord. 4. Remove the battery (see Battery on page 36). 5. Remove the following components: a. Hard drive (see Hard drive on page 38) b. Top cover (see Top cover on - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 76
and then shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power cord. 4. Remove the battery (see Battery on page 36). 5. Remove the following components: a. Hard drive (see Hard drive on page 38) b. Top cover (see Top cover on - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 77
(2). NOTE: Steps 4 and 5 apply only to computer models equipped with a UMA graphics subsystem. See steps 2 and 3 for heat sink removal instructions for computer models equipped with a discrete graphics subsystem. 4. Following the 1, 2, 3, 4 sequence stamped into each section of the heat sink, loosen - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 78
and the system board each time the heat sink is removed. Thermal pads are used on the video processor (1) and the heat sink section (2) that services it, and the PCH chip (3) and the heat sink section (4) that services it. Thermal paste is used on the processor (5) and the heat sink section (6) that - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 79
sink is removed. Thermal pads are used on the PCH chip (1) and the heat sink section (2) that services it. Thermal paste is used on the processor (3) and the heat sink section (4) that services it. Replacement thermal material is included with all system board and heat sink spare part kits. Reverse - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 80
utility that can be used even when your Windows operating system is not working. The utility reports information about the computer and the ESC key for Startup Menu" message is displayed in the lower-left corner of the screen, press f10. - or - 1. Open Setup Utility by turning on or restarting the - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 81
for Startup Menu" message is displayed in the lower-left corner of the screen, press f10. - or - Open Setup Utility by turning on or restarting and selecting in Setup Utility Because Setup Utility is not Windows based, it does not support the TouchPad. Navigation and selection are by keystroke. ● To - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 82
turning on or restarting the computer. While the "Press the ESC key for Startup Menu" message is displayed in the lower-left corner of the screen, press esc. When the Startup Menu is displayed, press f10. 2. Use the arrow keys to select Exit > Load Setup Defaults, and then press enter. 3. When - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 83
the computer restarts in Windows. Setup Utility menus supported by your computer. Main menu Select System information To do this ● View and change the system time and date. ● View identification information about the computer. ● View specification information, such as processor information, memory - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 84
Mode Boot Options Diagnostics menu Select Primary Hard Disk Self Test Memory Test To do this Change the Setup Utility language. Enable/disable boot from external Network Adapter. ● Boot Order―Set the boot order for: ◦ Notebook Hard Drive ◦ USB Diskette on Key/USB Hard Disk ◦ USB CD/DVD ROM Drive - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 85
download or install a BIOS update while the computer is running on battery power, docked in an optional docking device, or connected to an optional power source. During the download and installation, follow these instructions: Do not disconnect power from the computer by unplugging the power cord - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 86
the HP Web site that provides software for your computer: Select Start > Help and Support > Maintain. 2. Follow the instructions on the screen to instructions that are displayed on the screen after the download is complete. If no instructions are displayed, follow these steps: 1. Open Windows - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 87
6 Specifications Computer specifications Metric U.S. Dimensions Width 30.40 cm 11.97 in Depth 22.30 cm 8.76 in Height (front to back) 2. safety standards specify thermal limits for plastic surfaces. The computer operates well within this range of temperatures. Computer specifications 77 - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 88
12.1-inch display specifications Dimensions Height Width Diagonal Number of colors Contrast ratio Brightness Pixel resolution Pitch Format Configuration Backlight × 0.279 mm 1366 × 768 RGB vertical stripe LED 80 × 25 4.0 W ±40° horizontal, +120°/-40° vertical (typical) 78 Chapter 6 Specifications - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 89
temperature 5°C to 55°C (41°F to 131°F) *1 GB = 1 billion bytes when referring to hard drive storage capacity. Actual accessible capacity is less. Actual drive specifications may differ slightly. NOTE: Certain restrictions and exclusions apply. Contact technical support for details. Hard drive - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 90
Blu-ray ROM DVD±RW SuperMulti Double-Layer Drive specifications Applicable disc Access time Random Cache buffer Data transfer rate 2X BD-RAM 8X DVD 16X CD-R 16X CD-RW Read CD-ROM BD DVD < 230 ms < 180 ms 4.5 MB 9 MB/sec 2,400 KB/sec 2,400 KB/sec 2,400 KB/sec 80 Chapter 6 Specifications - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 91
DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive specifications Applicable disc Access time Random Cache buffer Data transfer rate 24X CD-ROM 8X DVD 24X CD-R 16X CD-RW 8X KB/sec 2,700 KB/sec 6,750 KB/sec Multiword DMA mode DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive specifications 81 - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 92
reinstall a program or driver without performing a full system recovery. ● Performing a full system recovery (Recovery Manager software feature). With Recovery Manager, you can recover your full factory image if you experience system failure or instability. Recovery Manager works from a dedicated - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 93
to create recovery discs, or you can purchase recovery discs for your computer from the HP Web site. Note the following guidelines before creating recovery discs: ● You will need high > Recovery Manager > Recovery Disc Creation. 2. Follow the on-screen instructions. Creating recovery discs 83 - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 94
library and back up this folder periodically. ● Back up templates stored in their associated programs. ● Save customized settings in a window, toolbar, or menu bar by taking a screen shot of your settings. The screen shot can be a time-saver if you have to reset your preferences. To copy the - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 95
on-screen instructions to set up and create a backup. NOTE: Windows includes Support for more information. Using system restore points When you back up your system, you are creating a system restore point. A system restore point allows you to save and name a snapshot of your hard drive at a specific - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 96
on-screen instructions. Performing a recovery NOTE: You can recover only files that you have previously backed up. HP recommends that you use HP Recovery . Use these discs to recover your operating system and software. NOTE: Windows has its own built-in repair features, such as System Restore. If - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 97
the "Press the ESC key for Startup Menu" message is displayed at the bottom of the screen. Then, press f11 while the "Press for recovery" message is displayed on the screen. 2. Click System Recovery in the Recovery Manager window. 3. Follow the on-screen instructions. Performing a recovery 87 - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 98
8 Connector pin assignments Audio-in (microphone) Pin 1 2 3 Audio-out (headphone) Signal Audio signal in Audio signal in Ground Pin Signal 1 Audio out, left channel 2 Audio out, right channel 3 Ground 88 Chapter 8 Connector pin assignments - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 99
External monitor Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Signal Red analog Green analog Blue analog Not connected Ground Ground analog Ground analog Ground analog +5 VDC Ground Monitor detect DDC 2B data Horizontal sync Vertical sync DDC 2B clock External monitor 89 - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 100
HDMI Pin Signal Pin Signal 1 TMDS data 2+ 11 TMDS clock shield 2 TMDS data 2 shield 12 TMDS clock- 3 TMDS data 2- 13 CEC 4 TMDS data 1+ 14 No connect 5 TMDS data 1 shield 15 DDC clock 6 TMDS data 1- 16 DDC data 7 TMDS data 0+ 17 Ground 8 TMDS data 0 shield 18 +5V - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 101
RJ-45 (network) Pin 1 2 3 4 5 6 7 8 Universal Serial Bus Signal Transmit + Transmit Receive + Unused Unused Receive Unused Unused Pin Signal 1 +5 VDC 2 Data 3 Data + 4 Ground RJ-45 (network) 91 - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 102
9 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 - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 103
Requirements for specific countries and regions Country/region Accredited agency Applicable note number Australia EANSW 1 Austria OVE 1 Belgium CEBC 1 Canada CSA for evaluation in the country or region where it will be used. Requirements for specific countries and regions 93 - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 104
battery in general household waste. Follow the local laws and regulations in your area for computer battery them carefully. NOTE: Materials Disposal. This HP product contains mercury in the backlight in the in this chapter are general disassembly instructions. Specific details, such as screw sizes, - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 105
Perform the following steps: 1. Remove all screw covers (1) and screws (2) that secure the display bezel to the display assembly. 2. Lift up and out on the left and right inside edges (1) and the top and bottom inside edges (2) of the display bezel until the bezel disengages from the display - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 106
4. Disconnect all display panel cables (1) from the display inverter and remove the inverter 2. 5. Remove all screws (1) that secure the display panel assembly to the display enclosure. 6. Remove the display panel assembly (2) from the display enclosure. 7. Turn the display panel assembly upside - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 107
10. Remove the display panel frame (2) from the display panel. 11. Remove the screws (1) that secure the backlight cover to the display panel. 12. Lift the top edge of the backlight cover (2) and swing it outward. 13. Remove the backlight cover. 14. Turn the display panel right-side up. Display 97 - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 108
15. Remove the backlight cables (1) from the clip (2) in the display panel. 16. Turn the display panel upside down. 17. Remove the backlight frame from the display panel. WARNING! The backlight contains mercury. Exercise caution when removing and handling the backlight to avoid damaging this - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 109
18. Remove the backlight from the backlight frame. 19. Disconnect the display cable (1) from the LCD panel. 20. Remove the screws (2) that secure the LCD panel to the display rear panel. 21. Release the LCD panel (3) from the display rear panel. 22. Release the tape (4) that secures the LCD panel to - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 110
11 battery release latch 12 Blu-ray ROM DVD±RW SuperMulti Double-Layer Drive precautions 29 spare part number 21, 25 specifications 80 Bluetooth module removal 54 spare part number 17, 23, 54 bottom components 12 buttons rotate 10 wireless 11 C Cable Kit, spare part number 17, 26 cables, service - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 111
5 Windows applications 5 Windows logo , 25, 26, 38 specifications 79 hard drive bay 12 side components 9 Light components 6 lights battery 11 caps lock 6 drive 9 memory module compartment 12 memory module compartment cover illustrated 20 removal 42 memory 64 spare part number 18, 25, 64 power cord set - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 112
support 3 Ethernet 2 external media cards 2 graphics 1 hard drives 2 keyboard 3 memory module 1 operating system 3 optical drives 2 pointing devices 3 ports 2 power requirements 3 processors 1 product name 1 security 3 serviceability 10 RTC battery removal 48 spare Windows applications key 5 Windows - HP TouchSmart tm2-2050us | HP TouchSmart tm2 Notebook PC - Maintenance and Servi - Page 113
HP TouchSmart tm2 Notebook PC
Maintenance and Service Guide