HP E3U59UT User Manual

HP 250 G1 Notebook PCHP 255 G1 Notebook PCMaintenance and Service Guide

Category Description HP 255 models(AMD)HP 250 models(Intel) B960 2.20-GHz processor (2.0-MB L3 cache, dual core, 35 W) √ Intel Celeron processor

92 Chapter 4 Removal and replacement procedures ENWW

5 Using Setup Utility (BIOS) and SystemDiagnosticsSetup Utility, or Basic Input/Output System (BIOS), controls communication between all the input and

Downloading a BIOS updateCAUTION: To reduce the risk of damage to the computer or an unsuccessful installation, download andinstall a BIOS update only

Using System DiagnosticsSystem Diagnostics allows you to run diagnostic tests to determine if the computer hardware is functioningproperly.To start Sy

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6 SpecificationsComputer specifications Metric U.S.DimensionsDepth 23.1 cm 9.09 inWidth 34.2 cm 13.46 inHeight (front to back) 3.00 to 3.55 cm 1.18 to

39.6-cm (15.6-in), HD display specifications Metric U.S.Active diagonal size 39.6-cm 15.6-inResolution 1366x768 (HD)Active area 344.232x193.536PPI 100

Hard drive specifications 750-GB* 640-GB* 500-GB* 320-GB*DimensionsHeight 7.0 mm 7.0 mm 7.0 mm 7.0 mmLength 100.4 mm 100.4 mm 100.4 mm 100.4 mmWidth 6

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7 Backing up, restoring, and recoveringYour computer includes tools provided by HP and the operating system to help you safeguard yourinformation and

Category Description HP 255 models(AMD)HP 250 models(Intel) Supports the following configurations:●6144-MB total system memory (4096×1 + 2048×1; 32-b

Creating recovery media and backupsRecovery after a system failure is only as good as your most recent backup.1. After you successfully set up the com

●To create recovery discs, your computer must have an optical drive with DVD writer capability, and youmust use only high-quality blank DVD-R, DVD+R,

Restore and recoveryThere are several options for recovering your system. Choose the method that best matches your situationand level of expertise:●If

Using Windows Refresh for quick and easy recoveryWhen your computer is not working properly and you need to regain system stability, the Windows Refre

3. Click Change PC settings in the bottom-right corner of the screen, and then select General from the PCsettings screen.4. Under Remove everything an

Using HP Recovery media to recoverYou can use HP Recovery media to recover the original system. This method can be used if your system doesnot have an

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8 Power cord set requirementsThe wide-range input feature of the computer permits it to operate from any line voltage from 100 to 120volts ac, or from

Requirements for specific countries and regionsCountry/region Accredited agency Applicable note numberArgentina IRAM 1Australia SAA 1Austria OVE 1Belg

Country/region Accredited agency Applicable note numberThe United States UL 21.The flexible cord must be Type HO5VV-F, 3-conductor, 0.75mm2 conductor

Category Description HP 255 models(AMD)HP 250 models(Intel)Ports 3-pin AC power √√ Audio-in (microphone) √√ Audio-out (headphone) √√ HDMI version 1.4

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9RecyclingBatteryWhen a non-rechargeable or rechargeable battery has reached the end of its useful life, do not dispose of thebattery in general house

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

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 pane

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

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

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

IndexAAC adapterspare part number 26AC adapter lightidentifying 5action keysidentifying 12antennasillustrated 21removing 79spare part number 25audiopr

feetlocating 35spare part number 26fn keyidentifying 12Ggraphicsproduct description 2grounding guidelines 30guidelinesequipment 32grounding 30packagin

optical drive rear bracketremoving 53spare part number 25original system recovery 106Ppackaging guidelines 31PCID label 34plastic partsservice conside

2 External component identificationRight sideComponent Description(1) Optical drive Reads an optical disc.NOTE: On select models, the optical drive

system restore pointcreating 102restoring 104Tthermal padspare part number 24tools required 29top coverillustrated 16removing 57spare part number 27To

Left sideComponent Description(1)External monitor port Connects an external VGA monitor or projector.(2) Vent Enables airflow to cool internal compo

Component Description(9)Hard drive light●White: A storage device is being accessed.●Off: No storage device is being accessed.(10)Power light●White: Th

DisplayComponent Description(1) Internal display switch Turns off the display and initiates Sleep if the display is closed whilethe power is on.NOTE:

TopTouchPadComponent Description(1) TouchPad on/off button Turns the TouchPad on or off.(2) TouchPad light●Amber: The TouchPad is enabled.●Off: The

LightsComponent Description(1) Caps lock light White: Caps lock is on, which switches the keys to all capitalletters.Off: Caps lock is off.(2)Power

ButtonsComponent DescriptionPower button●When the computer is off, press the button to turn on thecomputer.●When the computer is in the Sleep state, p

© Copyright 2013 Hewlett-PackardDevelopment Company, L.P.AMD and Radeon are trademarks of AdvancedMicro Devices, Inc. Bluetooth is a trademarkowned by

KeysComponent Description(1) esc key Displays system information when pressed in combination withthe fn key.(2) fn key Displays system information

BottomComponent Description(1) Battery bay Holds the battery.(2) Vents (3) Enable airflow to cool internal components.NOTE: The computer fan start

Component Description(4)Wireless and memory modulecompartmentContains the wireless and memory modules.CAUTION: To prevent an unresponsive system, repl

3 Illustrated parts catalogComputer major componentsENWW Computer major components 15

Item Component Spare part number(1) Display assembly (not spared)NOTE: For display assembly spare part information, see Display assembly subcomponents

Item Component Spare part number ●Models without Windows 8 720634-001 ●Models with Windows 8 Standard 720634-501 ●Models with Windows 8 Professional 7

Item Component Spare part number Intel Core i3 processors (3.0-MB L3 cache, dual core, 35 W): ●3130M 2.60-GHz processor 713163-001 ●3120M 2.50-GHz

Item Component Spare part number(21) Optical drive (includes rear optical drive bracket but does not include optical drive cable orcable bracket)NOTE:

Display assembly subcomponentsItem Component Spare part number(1) Display bezel 689675-001(2) Webcam/microphone module, HD 703461-001(3) 39.6-cm (15.6

Item Component Spare part number(6) Display cable (includes display panel cable and webcam/microphone cable) 689677-001(7) Antennas (includes wireless

Safety warning noticeWARNING! To reduce the possibility of heat-related injuries or of overheating the device, do not place thedevice directly on your

Mass storage devicesItem Component Spare part number(1) Hard drive (2.5-in, SATA; does not include hard drive cable or bracket):NOTE: The hard drive c

Plastics kitItem Component Spare part number Plastics Kit, includes: 689689-001(1) Hard drive compartment cover (includes one captive screw, secured

Component Spare part numberFor use in the United Kingdom 490371-031Rubber computer feet (includes computer feet and display rubber) 691221-001Screw Ki

Spare part number Description685084-001 Optical drive cable (includes cable bracket)685086-001 Fan/heat sink assembly for use only with computer model

Spare part number Description689689-001 Plastics Kit (includes hard drive compartment cover, memory module/wireless module compartmentcover, and capti

Spare part number Description698694-FL1 Keyboard for use in the Czech Republic and Slovakia (includes keyboard cable)699547-001 Intel Celeron B830, 1.

Spare part number Description727614-001 Optical drive plastic insert (for use in models without an optical drive)730670-001 System board for use only

4 Removal and replacement proceduresPreliminary replacement requirementsTools requiredYou will need the following tools to complete the removal and re

Drive handlingCAUTION: Drives are fragile components that must be handled with care. To prevent damage to thecomputer, damage to a drive, or loss of i

Typical electrostatic voltage levels Relative humidityEvent 10% 40% 55%Walking across carpet 35,000 V 15,000 V 7,500 VWalking across vinyl floor 12,0

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●Avoid contact with pins, leads, or circuitry.●Turn off power and input signals before inserting or removing connectors or test equipment.Equipment gu

Component replacement proceduresThis chapter provides removal and replacement procedures.Make special note of each screw's size and location duri

PCID labelThe PCID label provides the information required to properly reset the notebook firmware (BIOS) back tofactory shipped specifications when r

Computer feetDescription Spare part numberRubber computer feet 691221-001The computer feet are adhesive-backed rubber pads. There are 4 rubber feet th

BatteryDescription Spare part number6-cell, 55-Whr, 2.55-Ah Li-ion battery 593554-0016-cell, 47-Whr, 2.20-Ah Li-ion battery 593553-001Before disassemb

Display subcomponents (bezel, webcam, panel)This section describes removing display subcomponents that do not require that you remove the entiredispla

3. Flex and disengage the inside edges of the bottom (3), left and right sides (4), and top (5) of the bezel.4. Open the computer and position it on i

5. Use a tool to pry to bottom of the bezel from the display (1), and then remove the bezel from thedisplay (2).ENWW Component replacement procedures

6. To remove the webcam/microphone module:a. Remove the two broadhead Phillips PM2.5×2.5 screws (1) that secure the display panel and hingesto the enc

b. Disconnect the module cable from the module.ENWW Component replacement procedures 41

Table of contents1 Product description ...

c. Remove the webcam/microphone module. (The module is attached to the display enclosure withdouble-sided tape.)42 Chapter 4 Removal and replacement

7. To remove the display panel:a. Remove the four Phillips PM2.0×3.0 screws (1) that secure the display hinges to the display panel,and then tilt the

c. Release the webcam/microphone module cable that is secured to the back of the display panelwith adhesive material, and then remove the display pane

WLAN moduleDescription Spare part numberAtheros AR9485 802.11b/g/n 1x1 WiFi Adapter 675794-001Ralink RT3290LE 802.11bgn 1x1 Wi-Fi and Bluetooth 4.0 Co

4. Remove the WLAN module by pulling the module away from the slot at an angle (3).NOTE: If the WLAN antennas are not connected to the terminals on th

Memory moduleDescription Spare part number4-GB (PC3, 12800, 1600-MHz) 641369-0012-GB (PC3, 12800, 1600-MHz) 652972-001Before removing a memory module,

3. Remove the memory module (2) by pulling it away from the slot at an angle.Reverse this procedure to install a memory module.48 Chapter 4 Removal

Hard driveNOTE: The hard drive spare part kit does not include the hard drive cable or bracket. The hard drive cableand bracket are included in the Ha

3. Lift the hard drive (2) out of the hard drive bay.4. Turn over the hard drive, then disconnect the hard drive cable (1) from the hard drive.5. Pull

RTC batteryDescription Spare part numberRTC battery 449137-001Before removing the RTC battery, follow these steps:1. Shut down the computer. If you ar

Packaging and transporting guidelines ... 31Component replacement procedures ...

Optical driveNOTE: The optical drive spare part kit includes the rear optical drive bracket but does not include theoptical drive cable or cable brack

4. If it is necessary to replace the optical drive bracket on the rear of the optical drive, position the opticaldrive with the rear panel toward you.

KeyboardNOTE: The keyboard spare part kit includes a keyboard cable.Description Spare part numberKeyboardFor a detailed list of available keyboards, s

4. Insert a screwdriver or similar small tool into the keyboard release hole (2), and then press on the backof the keyboard until the keyboard disenga

8. Remove the keyboard (3).Reverse this procedure to install the keyboard.56 Chapter 4 Removal and replacement procedures ENWW

Top coverNOTE: The top cover spare part kit includes the TouchPad. However, it does not include the TouchPadcables. The TouchPad cables are included w

3. Remove the four Phillips PM2.0×2.5 screws that secure the top cover to the computer.4. Remove the Phillips PM2.0×3.0 screw from the optical drive b

6. Release the ZIF connectors to the power button board cable (1) and the TouchPad button board cable(2), and then disconnect the cables from the syst

9. Remove the top cover (2).Reverse this procedure to install the top cover.60 Chapter 4 Removal and replacement procedures ENWW

Power button boardDescription Spare part numberPower button board (includes cable) 689686-001Before removing the power button board, follow these step

Creating HP Recovery media ... 102Restore and

Reverse this procedure to install the power button board and cable.62 Chapter 4 Removal and replacement procedures ENWW

TouchPad button boardDescription Spare part numberTouchPad button board (includes bracket and cables) 689688-001Before removing the TouchPad button bo

5. Remove the TouchPad button board cable (4) from the opening in the top cover, and then remove theTouchPad button board (5).Reverse this procedure t

SpeakersDescription Spare part numberSpeakers (includes left and right speakers and cable) 689693-001Before removing the speakers, follow these steps:

5. Remove the speakers (4).Reverse this procedure to install the speakers.66 Chapter 4 Removal and replacement procedures ENWW

USB boardDescription Spare part numberUSB board (includes cable) 689687-001Before removing the USB board, follow these steps:1. Shut down the computer

4. Remove the USB board (3).Reverse this procedure to install the USB board.68 Chapter 4 Removal and replacement procedures ENWW

Power connector cableDescription Spare part numberPower connector cable 689678-001Before removing the power connector cable, follow these steps:1. Shu

4. Remove the power connector cable (3).Reverse this procedure to install the power connector cable.70 Chapter 4 Removal and replacement procedures

Display assemblyThis section describes removing the display assembly in its entirety and disassembling all the displaysubcomponents.If you only need t

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2. Release the wireless antenna cables from the clips (2) built into the base enclosure.NOTE: Models may have either one or two antennas installed.CAU

4. Remove the display assembly (2).NOTE: Models may have either one or two antennas installed.If it is necessary to replace any of the display assembl

c. Remove the display bezel (6).2. To remove the webcam/microphone module:a. Remove the two broadhead Phillips PM2.5×2.5 screws (1) that secure the di

c. Disconnect the module cable (3) from the module.ENWW Component replacement procedures 75

d. Remove the webcam/microphone module. (The module is attached to the display enclosure withdouble-sided tape.)76 Chapter 4 Removal and replacement

3. To remove the hinge covers:a. Remove the two Phillips PM2.5×4.0 screws (1) that secure the top hinge covers to thedisplay enclosure, and then remov

4. To remove the display panel, cable, and hinges:a. Remove the four Phillips PM2.5×4.0 screws (1) that secure the display panel to the enclosure, and

d. Remove the display hinges (2).5. To remove the wireless antenna cables and transceivers:a. Release the wireless antenna transceivers (1) from the d

System boardNOTE: The system board spare part kit includes replacement thermal materials (including a thermal pad).Description Spare part numberSystem

Description Spare part number●For use in models with Windows 8 Professional 688852-601System board for use only with computer models equipped with an

1 Product descriptionCategory Description HP 255 models(AMD)HP 250 models(Intel)Product name HP 255 G1 Notebook PC √ HP 250 G1 Notebook PC √Proce

●Fan/heat sink assembly (see Fan/heat sink assembly on page 86)●Processor (Intel only; see Processor on page 90)NOTE: AMD processors come soldered to

3. Tilt the system board up to the left slightly (2), and then remove the system board (3).NOTE: A thermal pad services a component on the bottom of t

Optical drive cableDescription Spare part numberOptical drive cable (includes cable bracket) 685084-001Before removing the optical drive cable, follow

3. Release the optical drive cable from the clips (4) built into the base enclosure.Reverse this procedure to install the optical drive cable.ENWW Com

Fan/heat sink assemblyNOTE: The fan/heat sink assembly spare part kit includes replacement thermal materials.Description Spare part numberFan/heat sin

3. Remove the Phillips PM2.0×3.0 screw (3) that secures the fan to the system board.4. Remove the fan/heat sink assembly (4).NOTE: Due to the adhesive

The thermal material must be thoroughly cleaned from the surfaces of the heat sink and the system boardcomponents each time the heat sink is removed.

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

ProcessorNOTE: This section applies only to computer models equipped with an Intel processor. AMD processorscome soldered to the system board and cann

●Top cover (see Top cover on page 57)●Speakers (see Speakers on page 65)●USB board (see USB board on page 67)●Power connector cable (see Power connect