HP Pavilion 14 Chromebook Maintenance and Service Guide SUMMARY CAUTION: Your computer has user-replaceable parts and non-user-replaceable parts that should only be replaced by an authorized service provider. Accessing some internal parts can damage the computer or void your warranty. Go to Removal and replacement procedures on page 15 for details.
© Copyright 2013 Hewlett-Packard Development Company, L.P. Bluetooth is a trademark owned by its proprietor and used by Hewlett-Packard Company under license. Google is a trademark of Google Inc. Intel and Celeron are trademarks of Intel Corporation in the U.S. and other countries. SD Logo is a trademark of its proprietor. The information contained herein is subject to change without notice.
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. Also, do not allow the AC adapter to contact the skin or a soft surface, such as pillows or rugs or clothing, during operation.
iv Safety warning notice
Table of contents 1 Product description ........................................................................................................................................ 1 2 External component identification ................................................................................................................ 3 Display .................................................................................................................................................. 3 Top .....................
Hard drive .......................................................................................................................... 32 USB board/Audio jack ........................................................................................................ 34 WLAN module .................................................................................................................... 35 System board .....................................................................................................
1 Product description Category Description Product Name HP Pavilion 14 Chromebook Processor Intel® Celeron® 847 (1.1GHz, 1333 MHz/2 MB L3 Cache, dual core, controllable TDP, 8 W-17 W) Chipset Intel NM70 Express chipset Graphics Intel HD Graphics Supports HD Decode, DX11, and HDMI Display panel Memory 35.6 cm (14.0 in), high-definition (HD), white light-emitting diode (WLED), flat (3.
Category Description Two WLAN antennas built into display assembly Support for the following WLAN formats: ● External media card Atheros AR9462 802.11 a/b/g/n 2x2 Bluetooth® 4.
2 External component identification Display Component Description (1) WLAN antennas (2)* Send and receive wireless signals to communicate with wireless local area networks (WLANs). (2) Webcam light On: The webcam is in use. (3) HP TrueVision HD Webcam Records video, captures still photographs, and allows you to video conference and chat online using streaming video. (4) Internal microphone Records sound. *The antennas are not visible from the outside of the computer.
Top TouchPad Component 4 Description (1) TouchPad zone Moves the on-screen pointer and selects or activates items on the screen. (2) Left TouchPad button Functions like the left button on an external mouse. (3) Right TouchPad button Functions like the right button on an external mouse.
Lights, speakers, and buttons Component (1) (2) Description Power light Power button ● 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. ● Off: The computer is off. ● When the computer is off, press the button to turn on the computer. ● When the computer is in the Sleep state, press the button briefly to exit that state.
Left side Component (1) Description Security cable slot Attaches an optional security cable to the computer. NOTE: The security cable is designed to act as a deterrent, but it may not prevent the computer from being mishandled or stolen. (2) Vent Enables 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. (3) USB 2.
Right side Component (1) Description 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. ● Off: The computer is off. Blinking white: The drive is being accessed.
Bottom Component Description (1) Battery bay Holds the battery. (2) Battery lock Unlocks and locks the battery. (3) Vents (4) 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. (4) 8 Battery release latch Chapter 2 External component identification Releases the battery from the battery bay.
3 Illustrated parts catalog Service label When ordering parts or requesting information, provide the computer serial number and model description provided on the service label. The service label is located on the bottom of the computer. NOTE: Your label may look slightly different from the illustration in this section. Item Description Function (1) Product name This is the model name for the computer. (2) Serial number This is an alphanumeric identifier that is unique to each product.
Computer major components Item Component (1) 35.6 cm (14.0 in), high definition (HD), WLED, SVA BrightView flat display assembly. The display assembly is spared at the subcomponent level only. NOTE: (2) For a full list of display spare parts, see Display assembly subcomponents on page 12.
Item Component Spare part number ● For use in Germany 708135-041 ● For use Internationally 708135-B31 ● For use in the Nordic Region 708135-DH1 ● For use in Latin America 708135-161 ● For use in the United Kingdom 708135-031 ● For use in the United States 708135-001 (3) Top cover, sparkling black (includes TouchPad) 708136-001 (4) Power button board (includes cable) 697901-001 (5) System board (includes processor and replacement thermal material) 704989-001 (6) Memory module (
Display assembly subcomponents Item Component Spare part number (1) Display bezel 697907-001 (2) Display Hinge Kit (includes left and right display hinges and brackets) 697908-001 (3) 35.6 cm (14.
Component Spare part number ● For use in Australia 490371-011 ● For use in Denmark 490371-081 ● For use in Europe 490371-021 ● For use in India 490371-D61 ● For use in North America 490371-001 ● For use in the United Kingdom and Singapore 490371-031 Screw Kit (not illustrated) 697912-001 Thermal Material Kit 680571-001 Sequential part number listing Spare part number Description 490371-001 Power cord for use in North America (black, 3-pin, 1.
14 Spare part number Description 697911-001 Display Panel Cable Kit (includes display panel cable and webcam/microphone module cable) 697912-001 Screw Kit 697913-001 Antenna Kit (includes left and right wireless antenna cables and transceivers) 697914-001 Fan 697915-001 Heat sink (includes replacement thermal material) 697917-001 RTC battery 697918-001 Speaker assembly (includes left and right speakers and cable) 697921-001 Power connector 698523-001 35.6 cm (14.
4 Removal and replacement procedures CAUTION: The user-replaceable parts for this computer are: AC adapter Battery Keyboard For all parts that are not user-replaceable, only HP authorized service providers should perform the removal and replacement procedures described here. Accessing the internal part could damage the computer or void the warranty.
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, turn off the computer. Before handling a drive, be sure that you are discharged of static electricity. While handling a drive, avoid touching the connector. Handle drives on surfaces covered with at least one inch of shock-proof foam.
Typical electrostatic voltage levels Relative humidity Event 10% 40% 55% Walking across carpet 35,000 V 15,000 V 7,500 V Walking across vinyl floor 12,000 V 5,000 V 3,000 V Motions of bench worker 6,000 V 800 V 400 V Removing DIPS from plastic tube 2,000 V 700 V 400 V Removing DIPS from vinyl tray 11,500 V 4,000 V 2,000 V Removing DIPS from Styrofoam 14,500 V 5,000 V 3,500 V Removing bubble pack from PCB 26,500 V 20,000 V 7,000 V Packing PCBs in foam-lined box 21,000 V 11,0
● Handle ESD-sensitive 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. ● Turn off power and input signals before inserting or removing connectors or test equipment. 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.
Component replacement procedures This chapter provides removal and replacement procedures. There are a number of screws that must be removed, replaced, or loosened when servicing the computer. Make special note of each screw and screw lock size and location during removal and replacement. Service label When ordering parts or requesting information, provide the computer serial number and model number provided on the service label. The service label is located on the bottom of the computer.
Battery Description Spare part number 4 cell, 37 Whr, 2.55 Ah Li-ion battery 695192-001 Before disassembling the computer, follow these steps: 1. Shut down the computer. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. Remove the battery: 1. Turn the computer upside down on a flat surface. 2.
2. Reset the battery release lock (2) to the locked position. Computer feet Description Spare part number Rubber Feet Kit 697906-001 The computer feet are adhesive-backed rubber pads. There are 5 rubber feet that attach to the base enclosure in the locations illustrated below.
Display panel Description Spare part number Display bezel 697907-001 35.6 cm (14.0 in), HD, WLED, SVA BrightView flat display panel 698523-001 IMPORTANT: Make special note of each screw and screw lock size and location during removal and replacement. Before removing the display panel, follow these steps: 1. Shut down the computer. 2. Disconnect all external devices connected to the computer. 3.
3. Remove the display bezel (4). 4. Remove the four Phillips screws for the display panel. NOTE: Support the display panel as you lean the panel forward. 5. Move the panel toward the keyboard (1). 6. Release the adhesive support strip (2) that secures the display panel cable connector to the display panel.
7. Disconnect the display panel cable (3) from the display panel, and then remove the panel (4). Reverse this procedure to replace the panel. Keyboard NOTE: The keyboard spare part kit includes a keyboard cable.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 20). Remove the keyboard: 1. Remove the two Phillips screws that secure the keyboard to the computer.
26 2. Turn the computer right-side up with the front toward you. Open the display and stand the computer on its right side. Insert a thin tool through the keyboard access hole. (The keyboard icon indicates the keyboard access hole.) Push firmly on the bottom of the keyboard until it disengages from the computer. 3. Turn the computer right-side up with the front toward you and open the display.
4. Gently slide your finger along the top edge of the keyboard to release the keyboard clips. Lift up on the rear of the keyboard. 5. Tilt the keyboard forward (1) onto the palm rest. Release the zero insertion force (ZIF) connector (2) to which the keyboard cable is attached, and then disconnect the keyboard cable (3) from the system board. 6. Remove the keyboard.
Reverse this procedure to install the keyboard. Top cover NOTE: The top cover spare part kit includes the TouchPad support, TouchPad board and TouchPad cable. Description Spare part number Sparkling black top cover 708136-001 IMPORTANT: Make special note of each screw and screw lock size and location during removal and replacement. Before removing the top cover, follow these steps: 1. Shut down the computer. 2. Disconnect all external devices connected to the computer. 3.
2. Disconnect the power button cable (1) and the TouchPad cable (2). 3. Close the display and turn the computer upside down. 4. Remove the eight Phillips screws from the bottom of the computer. 5. Turn the computer over and open the display.
6. Gently lift around the edges of the top cover (1) and lift to remove the top cover (2). When replacing the top cover, be sure that the following components are removed from the defective top cover and installed on the replacement top cover: ● Power button board and cable (see Power button board on page 30). Reverse this procedure to install the top cover.
Remove the power button board: 1. Turn the top cover upside down, with the front toward you. 2. Remove the Phillips screw (1) and tape that secure the power button board to the top cover. 3. Release the clips, lift the power button board (2), and carefully slide the power button cable out from the guides (3) to remove the power button board. Reverse this procedure to install the power button board.
Hard drive NOTE: The hard drive spare part kit does not include the hard drive cable, or hard drive bracket and screws. Description Spare part number 9.5 mm (0.37 in) × 6.35 cm (2.50 in), 320 GB, 5400 rpm, SATA 622643-005 7.0 mm (0.28 in) × 6.35 cm (2.
2. Remove the two Phillips screws (1). Lift the hard drive (2) to remove and disconnect the hard drive cable (3). 3. Remove the four Phillips screws (1), and then remove the bracket (2) from the hard drive. To install a hard drive, reverse the removal procedure.
USB board/Audio jack Description Spare part number USB board (includes cable and audio-out/audio-in jack) 697902-001 IMPORTANT: Make special note of each screw and screw lock size and location during removal and replacement. Before removing the USB board, follow these steps: 1. Shut down the computer. 2. Disconnect all external devices connected to the computer. 3.
WLAN module Description Spare part number Atheros AR9462 802.11 a/b/g/n 2x2 Bluetooth 4.0 combo adapter, HMC 676786-005 IMPORTANT: Make special note of each screw and screw lock size and location during removal and replacement. 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.
2. Remove the Phillips screw (2) that secures the WLAN module to the system board. (The WLAN module tilts up.) 3. Remove the WLAN module by pulling the module away from the slot at an angle (3). NOTE: The WLAN module is designed with a notch to prevent incorrect installation into the WLAN module socket. NOTE: If the WLAN antennas are not connected to the terminals on the WLAN module, the protective sleeves should be installed on the antenna connectors, as shown in the following illustration.
Reverse this procedure to install the WLAN module.
System board NOTE: The processor is included on the system board. The system board Thermal Material Kit, part number 680571-001, includes replacement thermal paste and pads. Description Spare part number System board 704989-001 IMPORTANT: Make special note of each screw and screw lock size and location during removal and replacement. Before removing the system board, follow these steps: 1. Shut down the computer. 2. Disconnect all external devices connected to the computer. 3.
2. Remove the power connector bracket Phillips screw (1) and remove the power connector bracket (2). 3. Remove the two Phillips screws (3) that secure the system board to the base enclosure. 4. Lift the left side of the system board (1) until it rests at an angle. 5. Remove the system board by sliding it up and to the left at an angle (2).
6. Disconnect the power connector cable (3). 7. Remove the hard drive cable: a. Turn the system board upside down, with the front toward you. b. Disconnect the hard drive cable from the system board. Reverse this procedure to install the system board.
Memory module WARNING! To reduce the risk of electric shock and damage to the equipment, unplug the power cord and remove all batteries before installing a memory module. CAUTION: Electrostatic discharge (ESD) can damage electronic components. Before beginning any procedure, ensure that you are discharged of static electricity by touching a grounded metal object.
3. Remove the memory module (2) by pulling it away from the slot at an angle. CAUTION: To prevent damage to the memory module, hold the memory module by the edges only. Do not touch the components on the memory module. CAUTION: To protect a memory module after removal, place it in an electrostatic-safe container. To replace the memory module: 1.
2. Press down on the left and right sides of the memory module (2) until the side retention clips snap back into place. 3.
RTC battery Description Spare part number RTC battery 697917-001 IMPORTANT: Make special note of each screw and screw lock size and location during removal and replacement. Before removing the RTC battery, follow these steps: 1. Shut down the computer. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4.
PCH heat sink Description Spare part number PCH heat sink 699248-001 IMPORTANT: Make special note of each screw and screw lock size and location during removal and replacement. Before removing the PCH heat sink, follow these steps: 1. Shut down the computer. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4.
Heat sink Description Spare part number Heat sink 697915-001 IMPORTANT: Make special note of each screw and screw lock size and location during removal and replacement. Before removing the heat sink, follow these steps: 1. Shut down the computer. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4.
b. 3. Thoroughly clean the thermal connections (1) on the system board and the heat sink (2) before replacing a heat sink onto a system board. Reverse this procedure to replace the heat sink. Replace the thermal material that ships with the replacement heat sink. Fan Description Spare part number Fan 697914-001 IMPORTANT: Make special note of each screw and screw lock size and location during removal and replacement. Before removing the fan, follow these steps: 1. Shut down the computer. 2.
2. Remove the three Phillips screws (1) from the fan (2) and lift up to remove the fan. Reverse this procedure to install the cooling fan in the base enclosure. Speaker assembly Description Spare part number Speaker assembly 697918-001 IMPORTANT: Make special note of each screw and screw lock size and location during removal and replacement. Before removing the speaker assembly, follow these steps: 1. Shut down the computer. 2. Disconnect all external devices connected to the computer. 3.
2. Lift both pieces of the speaker assembly (2). Reverse this procedure to install the speaker assembly on the base enclosure. RJ-45 cover Description Spare part number RJ-45 cover 700428-001 IMPORTANT: Make special note of each screw and screw lock size and location during removal and replacement. Before removing the RJ-45 cover, follow these steps: 1. Shut down the computer. 2. Disconnect all external devices connected to the computer. 3.
2. Lift the RJ-45 cover (2) to remove it from the base enclosure. Reverse these procedures to replace the RJ-45 cover.
Remove the display assembly: 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. 1. Remove the four Phillips screws from the display hinges (1) and lift the display assembly (2). 2. If it is necessary to replace the webcam/microphone module: a. Detach and release the webcam/microphone module as far as the webcam/microphone module cable allows.
3. Remove the two top screws (1) and two bottom screws (2) from the display bracket and lift the display brackets (3) to remove them. 4. If it is necessary to replace the display panel cable: 5. 52 a. Gently remove the cable from the routing clips (1). b. Detach and release the cable (it is attached to the back cover with double-sided tape), and remove the cable (2). If it is necessary to replace the wireless antenna cables and transceivers: a.
c. Remove the wireless antenna cables and transceivers (2). Reverse this procedure to reassemble and install the display assembly. Power connector Description Spare part number Power connector 697921-001 IMPORTANT: Make special note of each screw and screw lock size and location during removal and replacement. Before removing the power connector, follow these steps: 1. Shut down the computer. 2. Disconnect all external devices connected to the computer. 3.
NOTE: The power connector screw and bracket were removed during the process to remove the system board. ▲ Lift out the power connector to remove it from the base enclosure. Reverse these procedures to replace the power connector.
5 Specifications Computer specifications Metric U.S. Width 34.7 cm 13.67 in Depth 23.8 cm 9.37 in Height (front to back) 2.1 cm to 2.1 cm .83 in to .83 in Weight: 1.8 kg 3.96 lbs Dimensions: Input power Operating voltage and current 19.5 V dc @ 3.33 A – 65 W Temperature Operating 5°C to 35°C 41°F to 95°F Nonoperating -20°C to 60°C -4°F to 140°F Relative humidity Operating 10% to 90% Nonoperating 5% to 95% Maximum altitude (unpressurized) Operating (14.7 to 10.
35.6 cm (14.0 in), display specifications Metric U.S. Width 32.4 cm 12.8 in Height 19.3 cm 7.6 in Diagonal 35.6 cm 14.0 in Number of colors 262K (6 bit) Contrast ratio 500:1 (typical) Brightness 200 cd/m2 (nits) (typical) Backlight WLED Total power consumption 3.2 W (max) Viewing angle ±45° horizontal, +15° up & -35° down vertical (typical) Dimensions Hard drive specifications 320 GB* Dimensions Height 9.5 mm and 7.
Solid-state drive specifications Performance Sequential read (maximum) up to 220 MB/s Sequential write (maximum) up to 50 MB/s Characteristics Interface SATA 3.0 Flash type Multi-Level Cell (MLC) NAND Flash capacity 16 GB Features ATA Security; ATA8-ACS; SATA 3.0; Device Initiated Power Management (DIPM) Environmental specifications Operating temperature 0°C to +70°C (32°F to 158°F) Storage temperature -55°C to +85°C (-67°F to 185°F) Shock 1500 g/0.
6 Power cord set requirements The wide-range input feature of the computer permits it to operate from any line voltage from 100 to 120 V ac, or from 220 to 240 V ac. The 3-conductor power cord set included with the computer meets the requirements for use in the country or region where the equipment is purchased. Power cord sets for use in other countries or regions must meet the requirements of the country and region where the computer is used.
Requirements for specific countries and regions Country/region Accredited agency Applicable note number Argentina IRAM 1 Australia SAA 1 Austria OVE 1 Belgium CEBEC 1 Brazil ABNT 1 Canada CSA 2 Chile IMQ 1 Denmark DEMKO 1 Finland FIMKO 1 France UTE 1 Germany VDE 1 India ISI 1 Israel SII 1 Italy IMQ 1 Japan JIS 3 The Netherlands KEMA 1 New Zealand SANZ 1 Norway NEMKO 1 The People's Republic of China CCC 4 Saudi Arabia SASO 7 Singapore PSB 1 So
60 Country/region Accredited agency Applicable note number The United States UL 2 1. The flexible cord must be Type HO5VV-F, 3-conductor, 0.75 mm² conductor size. Power cord set fittings (appliance coupler and wall plug) must bear the certification mark of the agency responsible for evaluation in the country or region where it will be used. 2. The flexible cord must be Type SVT/SJT or equivalent, No. 18 AWG, 3-conductor.
7 Recycling When a battery has reached the end of its useful life, do not dispose of the battery in general household waste. 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 website at www.hp.com/recycle.
Index A AC adapter lights 7 product description 2 spare part number 12, 13, 14 antenna identifying 3, 12 removal 50 spare part number 12, 14, 50 Antenna Kit identifying 12 removal 50 spare part number 12, 14, 50 audio, product description 1 audio-in jack identifying 6, 11 removal 34 spare part number 11, 13, 34 audio-out jack identifying 6, 11 removal 34 spare part number 11, 13, 34 buttons left TouchPad 4 power 5 right TouchPad 4 B back cover identifying 12 removal 50 spare part number 12, 14, 50 base en
heat sink identifying 11 removal 46 spare part number 11, 14, 46 hinge identifying 12 spare part number 12, 13, 50 I integrated webcam light, identifying 3 internal media card, product description 2 internal microphone, identifying N network jack, identifying 3 J jack audio-in 6 audio-out 6 headphone 6 microphone 6 network 7 RJ-45 (network) 7 RJ-45 (network) lights 7 K keyboard identifying 10 product description 2 removal 24 spare part number 10, 14, 24 L latch, battery release lights AC adapter 7 caps lo
S Screw Kit, spare part number 13, 14 security cable slot, identifying 6 security, product description 2 service considerations cables 15 connectors 15 plastic parts 15 service label 9, 19 serviceability, product description 2 slots Digital Media 7 security cable 6 solid-state drive identifying 11 spare part number 11, 14, 21 specifications 57 speaker assembly identifying 11 removal 48 spare part number 11, 14, 48 Speaker Kit, spare part number 11, 14, 48 speakers, identifying 5 specifications computer 55 d