Instruction/ maintenance manual of the product D1A48UA#ABA HP (Hewlett-Packard)
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HP Pavilion 14 Chromebook Maintenance and Service Guide SUMMARY CAUTION: Your computer has user-replaceable parts and non-use r-replaceable par ts that should only be replaced by an authorized service provider . Accessing so me internal parts can damage the computer or void yo ur warranty.
© Copyright 2013 Hew lett-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.
Safety warning notice WARNING! To reduce the possibility of heat-related in juries or of ove rheating th e device, do not place the device dire ctly on your lap or obstruct th e device air vents.
iv Safety warning no tice.
Table of contents 1 Product description ............ ......... ........... ......... .......... ......... ............ ......... ........... ........... . .............. ......... ......... 1 2 External component id enti fication ...... ......... ....
Hard d rive ........ ........... ......... ............ ......... ............ ............ .......... ............ .......... ........... ... ... 32 USB board/Audio jack ............. ............ ............. ............ ............... ..........
1 Product description Category Description Product Name HP Pavilion 14 Chromebook Processor Intel® Celeron® 847 (1.1GH z, 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 H DMI Displa y panel 35.
Category Description Two WLAN antennas built into display assembly Support for the following WLAN forma ts: ● 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 wirele ss signals to communicate with wireless local area networks (WLANs).
Top TouchPad Component Description (1) To uchPad zone Moves the on-screen pointer and selects or activates items on the s creen. (2) Le ft TouchPad button Functions like the left button on an e xternal mouse. (3) R ight TouchPad button Functions like the right button on a n external mouse.
Lights, speakers, and buttons Component Description (1) Power light ● White: The computer is o n. ● Blinking white: The computer is in the Sleep state, which is an energy-saving mode. The comp uter shuts off power to the display and other unneeded components.
Left side Component Description (1) Security cable slot Attaches an opti onal secur ity 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.
Right side Component Description (1) Power light ● White: The computer is on. ● Blinking white: The computer is in the Sleep state, which is an energy-saving mode. The co mputer shuts off power to the display and other unneeded components. ● Off: The computer is off.
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.
3 Illustrated parts catalog Service label When ordering pa rts or requestin g information, pr ovide the comput er serial number an d model description provided on the service la bel. The servic e label is lo cated on the bottom of the computer. NOTE: Your label may look slight ly different from the illust ration in this section.
Computer major components Item Component Spare part number (1) 35.6 cm (14.0 in), high d efinition (HD), WLED, SVA BrightView flat display assembly. The display assembly is spared at the subcomponent level only. NOTE: 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 us.
Display assembly subcomponents Item Component Spare part number (1) Displ ay bezel 697907-001 (2) Displ ay Hinge Kit (includes left and right displa y hinges and brackets) 697908-001 (3) 35.
Componen t 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-.
Spare part number Description 697911-001 Display Panel Cable Kit (includes display panel cable and w ebcam/microphone module cable) 697912-001 Screw Kit 697913-001 Antenna Kit (includes left and right.
4 Removal and replacement procedures CAUTION: The user-r eplaceable parts for this computer ar e: AC adapter Battery Keyboard For all parts that are not user-replaceable , only HP authorized service providers should perform the removal and replaceme nt procedures describ ed here.
Drive handling CAUTION: Drives are fragile components that must be handle d with care. To prevent damage to the computer, damage to a d rive, or loss of informa tion, observe these precautio ns: Before removing or inserting a hard dri ve, turn off the computer.
Typical electrostatic voltage levels Relative hum idity 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,.
● Handle ESD-sensitive componen ts, parts, and assemblies b y the case or PCM lamin ate. Handle these items only at static-free worksta tions. ● Avoid contact with pins, lea ds, or circuitry. ● Turn off power an d input signals be fore inserting or remo ving connectors or test equipment .
Component replacement procedures This chapter provides removal an d replacement procedures. There are a numbe r of screws that must be re moved, replaced, or l oosened when servicing the computer. Make special note of each screw and screw lock size and location during removal and replacement.
Battery Description Spare part number 4 cell, 37 Whr, 2.55 Ah Li-ion battery 695192-001 Before disa ssembling the compu ter, follow these steps: 1. Shut down the computer.
2. Reset th e batter y release l ock (2) to the locked position. Computer feet Description Spare part number Rubber Feet Kit 697906-001 The computer feet a re adhesive-backe d rubber pads. There are 5 rubber feet that att ach 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: M ake special note of e ach screw and screw lock size and locatio n during removal and replacement.
3. Remove the display bezel (4) . 4. Remove the four Phillips scr ews for the display panel. NOTE: Support the displa y panel as you lean the panel forward. 5. Move the panel toward the keyboard (1) . 6. Release the adhesive supp ort strip (2) that secures th e display panel cable connecto r to the display panel.
7. Disconnect th e display panel cab le (3) from the di splay panel, and then remo ve the panel (4) . Reverse this procedure to rep lace the panel. Keyboard NOTE: The keyboard spare part kit inclu des a keyboard cable.
3. Disconnect th e power from the comp uter by firs t unplugging the power cord from the AC outlet and then unpl ugging the AC adap ter from the compute r. 4. Remove the batt ery (see Battery on page 20 ). Remove the keyboard: 1. Remove the two Phillips screws that se cure the keyboard to the computer.
2. Turn the compute r right-side up wi th the front to ward you. Op en the displa y and stand the computer on its ri ght side. Insert a thin to ol through the keyboard a ccess hole. (The keyboard icon indicates the keyboa rd access hole.) Push firml y on the bottom of th e keyboard until it disengages from the compute r.
4. Gently slide your finge r along the top edge of th e keyboard to release th e 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) connecto r (2) to which the keybo ard cable is attached, and then disconnect the keyb oard cable (3) from the system board.
Reverse this procedure to insta ll the keyboard. Top cover NOTE: The top cover spare pa rt kit includes the TouchPa d support, TouchPad board and TouchPad cabl e. Description Spare part number Sparkling black top c over 708136-001 IMPORTANT: M ake special note of e ach screw and screw lock size and locatio n during removal and replacement.
2. Disconnect th e power butto n cable (1) and the TouchPad cable (2) . 3. Close the display and turn the computer upside down. 4. Remove the eight Phillip s screws from the bott om of the computer.
6. Gently lift aroun d 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 co mponents are remo ved from the defective top cover and installed on the replacemen t top cover: ● Power button board and cable (see Power b utton board on pag e 30 ).
Remove the powe r button board: 1. Turn the top cover upside down, with th e front toward you . 2. Remove the Phillips screw (1) and tape that secure the powe r button board to th e top cover.
Hard dr ive NOTE: The hard drive spare part kit do es not include t he hard drive cable , or hard drive bra cket 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.
2. Remove the two Phillips screws (1) . Lift the hard drive (2) to remove and di sconnect the h ard 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 remo val procedure.
USB board/Audio jack Description Spare part number USB boar d (includes cable and audio-out/audio-in jack) 697902-001 IMPORTANT: M ake special note of e ach screw and screw lock size and locatio n during removal and replacement. Before removing the USB board, follow these ste ps: 1.
WLAN module Description Spare part number Atheros AR9462 802.11 a/b/g/n 2x2 Bluetooth 4.0 combo ada pter, HMC 676786-005 IMPORTANT: M ake special note of e ach screw and screw lock size and locatio n during removal and replacement.
2. Remove the Phillips screw (2) that secures the WLAN module to the system board. (The WLAN module tilts up.) 3. Remove the WLAN modu le by pulling the module awa y from the slot at an a ngle (3) . NOTE: The WLAN module is designe d with a notc h to prevent incorrec t installation into the WLAN module socke t.
Reverse this procedure to insta ll the WLAN module. Component replacement procedures 37.
System board NOTE: The processor is included on the system board. The system board T hermal Material Kit, pa rt num ber 680571 -001, includes replace ment thermal paste and pads. Description Spare part number System board 704989-001 IMPORTANT: M ake special note of e ach screw and screw lock size and locatio n during removal and replacement.
2. Remove the power connecto r bracket Phillips screw (1) and remove th e power connector bracket (2) . 3. Remove the two Phillips screws (3) that secure the system board to the b ase enclosure. 4. Lift the left side of the system board (1) until it rests at an angle .
6. Disconnect the power connector cable (3) . 7. Remove the hard drive cable : a. Turn the system board u pside down, with the fron t toward you. b. Disconnect the hard drive ca ble from the system boa rd. Reverse this procedure to insta ll the system board.
Memory module WARNING! To reduce the risk of electric shock and damage to the e quipment, unplug the power cord and remove all batteries be fore installing a memory module.
3. Remove the memory module (2) by pulling it away from the slot a t an angle. CAUTION: T o prevent damage to the memory module, ho ld the memory module by the edges only. Do not to uch the compo nents on the me mory module. CAUTION: T o protect a memory module after removal, p lace it in an electrostatic-safe container.
2. Press down on the left a nd right sides of th e memory module (2) until the si de retentio n clips snap back into p lace. 3. Reverse the previo us steps to repl ace the following ite ms: ● System.
RTC battery Description Spare part number RTC battery 697917-001 IMPORTANT: M ake special note of e ach screw and screw lock size and locatio n during removal and replacement. Before r emoving th e RTC bat tery, follow these ste ps: 1. Shut down the computer.
PCH heat sink Description Spare part number PCH heat sink 699248-001 IMPORTANT: M ake special note of e ach screw and screw lock size and locatio n during removal and replacement. Before removing the PCH heat sink, follow these steps: 1. Shut down the computer.
Heat sink Description Spare part number Heat sink 697915-001 IMPORTANT: M ake special note of e ach screw and screw lock size and locatio n during removal and replacement. Before removing the heat si nk, follow the se steps: 1. Shut down the computer.
b. Thoroughly clean the therma l connections (1) on the syste m board and the hea t sink (2) before replacing a heat sink onto a system board. 3. Reverse this pr ocedure to replac e the heat sink. Replace the thermal material that ships wi th the replacement heat sink.
2. Remove the three Phillips screws (1) from the fan (2) and lift up to re move the fan. Reverse this procedu re to install the coolin g fan in the base enclos ure. Speaker assembly Description Spare part number Speaker assembly 697918-001 IMPORTANT: M ake special note of e ach screw and screw lock size and locatio n during removal and replacement.
2. Lift both pieces of the spe aker assembly (2) . Reverse this proced ure to install the spea ker assembly on the base enclosure. RJ-45 cover Description Spare part number RJ-45 cover 700428-001 IMPORTANT: M ake special note of e ach screw and screw lock size and locatio n during removal and replacement.
2. Lift the RJ-45 cover (2) to remove it from the base enclosure . Reverse these procedures to replace the RJ-45 cover . Display Assembly Description Spare part number Antenna Kit (includes left and r.
Remove the display assembly: CAUTION: Support th e display assembly when removing the following screws. Failure to sup port the display assembl y can result in damage to the display assembly an d other computer components. 1. Remove the four Phillips screw s from the display hinges (1) and lift the display assembly (2) .
3. Remove the two top screw s (1) and two bott om screws (2) from the d isplay bracket and lif t the display brackets (3) to remove them. 4. If it is necessary to replace the display panel cable : a. Gently remove the cable from the routing clips (1) .
c. Remove the wireless ante nna cables and transceive rs (2) . Reverse this procedure to rea ssemble an d install the displa y assembly. Power connector Description Spare part number Power connector 697921-001 IMPORTANT: M ake special note of e ach screw and screw lock size and locatio n during removal and replacement.
NOTE: The power connector scre w and bracket were removed during the process to re move the system board. ▲ Lift out the power connector to re move it from the base en closure.
5 Specifications Computer specifications Metric U.S. Dimensions: 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 .
35.6 cm (14.0 in), di splay specifications Metric U.S. Dimensions 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/m 2 (nits) (typical) Backlight WLED Total power consumpt ion 3.
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.
6 Power cord set requirements The wide-range input fe ature of the computer perm its it to operate from any line voltage from 100 to 120 V ac, or from 2 20 to 240 V ac. The 3-conductor powe r cord set included wi th t he compu ter meets the requirements for u se in the country or region where the e quipment is purchased .
Requirements for specific countries and regions Country/region Accredited a gency Applicable note nu mber Argentina IRAM 1 Australia SAA 1 Austria OVE 1 Belgium CEBEC 1 Brazil ABNT 1 Canada CSA 2 Chil.
Country/region Accredited a gency Applicable note nu mber 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 ce rtif ication mark of the agency responsible for evaluation in the countr y or region where it will be used.
7 Recycling When a battery has reached the end of its use ful life, do n ot dispose of the battery in general household waste. Follo w the local laws a nd regulations in your area for battery disposal. HP encourages customers to recycle used electronic hard ware, HP original print cartridges, and rechargeable batteries.
Index A AC adapter lights 7 product description 2 spare part number 12, 13, 14 antenna identifying 3, 12 remov al 50 spare part number 12, 14, 50 Antenna Kit identifying 12 remov al 50 spare part numb.
heat sink identifying 11 remov al 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 .
S Screw Kit, spare part number 13, 14 security cable slot, identifying 6 security, product description 2 service considerat ions cables 15 connectors 15 plastic parts 15 service label 9, 19 serviceabi.
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