HP 240 G3 Maintenance And Service Manual Download Page 140

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Requirements for specific countries and regions

Country/region

Accredited agency

Applicable note number

Argentina

IRAM

Australia

SAA

Austria

OVE

Belgium

CEBEC

Brazil

ABNT

Canada

CSA

Chile

IMQ

Denmark

DEMKO

Finland

FIMKO

France

UTE

Germany

VDE

India

ISI

Israel

SII

Italy

IMQ

Japan

JIS

The Netherlands

KEMA

New Zealand

SANZ

Norway

NEMKO

The People's Republic of China

CCC

Saudi Arabia

SASO

Singapore

PSB

South Africa

SABS

South Korea

KTL

Sweden

SEMKO

Switzerland

SEV

Taiwan

BSMI

Thailand

TISI

The United Kingdom

ASTA

The United States

The flexible cord must be Type HO5VV-F, 3-conductor, 0.75mm

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.

132 Chapter 13 Power cord set requirements

Summary of Contents for 240 G3

Page 1: ...HP 14 Notebook PC Compaq 14 Notebook PC HP 240 G3 Notebook PC HP 245 G3 Notebook PC HP 246 G3 Notebook PC Maintenance and Service Guide ...

Page 2: ...ein should be construed as constituting an additional warranty HP shall not be liable for technical or editorial errors or omissions contained herein Fourth Edition November 2014 First Edition March 2014 Document Part Number 764382 004 Product notice This guide describes features that are common to most models Some features may not be available on your computer Not all features are available on al...

Page 3: ...w 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 The device and the AC adapter comply with the user accessible surface temperature limits defined by the International Standard for Safety of Inf...

Page 4: ...iv Safety warning notice ...

Page 5: ...ts 27 Mass storage devices 29 Miscellaneous parts 29 Sequential part number listing 30 4 Removal and replacement procedures 45 Preliminary replacement requirements 45 Tools required 45 Service considerations 45 Plastic parts 45 Cables and connectors 45 Drive handling 46 Grounding guidelines 46 Electrostatic discharge damage 46 Packaging and transporting guidelines 47 Component replacement procedur...

Page 6: ...PC Hardware Diagnostics UEFI 98 Downloading HP PC Hardware Diagnostics UEFI to a USB device 99 6 Using Setup Utility BIOS and System Diagnostics in Windows 7 101 Starting Setup Utility BIOS 101 Updating the BIOS 101 Determining the BIOS version 101 Downloading a BIOS update 102 Using HP PC Hardware Diagnostics UEFI 102 Downloading HP PC Hardware Diagnostics UEFI to a USB device 103 7 Computer Setu...

Page 7: ...omputer boot order 116 Removing the HP Recovery partition 116 10 Backing up restoring and recovering in Windows 7 117 Creating backups 117 Creating recovery media to recover the original system 117 What you need to know 117 Creating the recovery media 118 Creating system restore points 118 What you need to know 118 Creating a system restore point 118 Backing up system and personal information 118 ...

Page 8: ...ux 123 Backing up your information 123 Performing a system recovery 123 12 Statement of Volatility 125 Non volatile memory usage 127 Questions and answers 129 13 Power cord set requirements 131 Requirements for all countries 131 Requirements for specific countries and regions 132 14 Recycling 135 Index 137 viii ...

Page 9: ...he 1600 MHz Intel Core i3 4005U 1 7 GHz 3 MB L3 Cache 1600MHz Intel Core i3 3217U 1 8GHz 3 MB L3 Cache 1600MHz Intel Bay Trail M processors Intel Pentium N3540 2 16 GHz SC turbo up to 2 66 GHz 2 MB L2 Cache 1333MHz Intel Pentium N3530 2 58 GHz 2 MB L2 Cache 1333MHz Intel Pentium N3520 2 17 GHz 2 MB L2 Cache 1333MHz Intel Celeron N2840 2 58 GHz SC turbo up to 2 58 GHz 2 MB L2 Cache 1333MHz Intel Ce...

Page 10: ...nabled at launch Support DX11 Support dynamic switching Support HD Decode and HDMI Internal Graphics AMD Radeon HD 8400 Graphics AMD Radeon HD 8330 Graphics AMD Radeon HD 8210 Graphics AMD Radeon R5 Graphics AMD Radeon R3 Graphics AMD Radeon R2 Graphics Switchable Discrete Graphics AMD Sun LE 18W Radeon HD 8570M with up to 1024MB of dedicated video memory support for A4 6300 A4 5050 E1 6010 AMD Su...

Page 11: ... total system memory 4096 1 4096 MB total system memory 2048 2 2048 MB total system memory 2048 1 1 customer accessible upgradable memory module slot Supports single channel memory DDR3L 1600 MHz Single Channel Support DDR3L 1333 MHz Single Channel Support DDR3 1600 downgrade to DDR3 1333 Supports up to 8 GB of system RAM in the following configurations 8192 MB total system memory 8192 1 4096 MB t...

Page 12: ...pter Ralink RT3290LE 802 11bgn 1x1 Wi Fi BT 4 0 Combo Adapter QCA 9565 802 11bgn 1x1 Wi Fi BT4 0 Combo Adapter Broadcom BCM43142 802 11 bgn 1x1 Wi Fi BT4 0 HMC Combo Adapter Realtek RT8723BE 802 11bgn 1x1 Wi Fi BT4 0 Combo Adapter Broadcom BCM43142 802 11 bgn 1x1 Wi Fi BT4 0 HMC Combo Adapter Realtek RT8723BE 802 11bgn 1x1 Wi Fi BT4 0 Combo Adapter_WW External media card HP Multi Format Digital Me...

Page 13: ...m for use in discrete models AC Adapter 45 W Smart nPFC 3 pin RC 4 5mm connector non slim for use in UMA models AC Adapter 65 W EM Smart nPFC 3 pin RC 4 5mm connector 90 degree plug design for use in India China 1 meter power cord 4 cell 41 Whr Li ion battery 3 cell 31 Whr Li ion battery Security Kensington Security Lock Support Intel Anti Theft Support Intel IPT OTP support Kensington Security Lo...

Page 14: ...6 Chapter 1 Product description ...

Page 15: ...elect Start All Programs Communication and Chat CyberLink YouCam 4 Internal microphone Records sound 5 Internal display switch Turns off the display and initiates Sleep if the display is closed while the power is on NOTE The internal display switch is not visible from the outside of the computer The antennas are not visible from the outside of the computer For optimal transmission keep the areas i...

Page 16: ...Component Description 1 USB 2 0 ports 2 Connect an optional USB device such as a keyboard mouse external drive printer scanner or USB hub 2 Optical drive Depending on your computer model reads an optical disc or reads and writes to an optical disc NOTE For disc compatibility information go to the Help and Support web page Follow the web page instructions to select your computer model Select Suppor...

Page 17: ...the internal fan to cycle on and off during routine operation 5 External monitor port select models only Connects an external VGA monitor or projector 6 HDMI port Connects an optional video or audio device such as a high definition television any compatible digital or audio component or a high speed HDMI device 7 RJ 45 network jack status lights Connects a network cable White The network is connec...

Page 18: ... a 4 conductor connector that supports both audio out headphone and audio in microphone 10 Hard drive light Blinking white The hard drive is being accessed 11 Power light On The computer is on Blinking The computer is in the Sleep state a power saving state The computer shuts off power to the display and other unneeded components Off The computer is off or in Hibernation Hibernation is a power sav...

Page 19: ...reen pointer and selects or activates items on the screen NOTE The TouchPad also supports edge swipe gestures 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 Top 11 ...

Page 20: ...power saving state that uses the least amount of power 2 Caps lock light On Caps lock is on which switches the keys to all capital letters 3 Mute light Amber Computer sound is off Off Computer sound is on 4 Wireless light On An integrated wireless device such as a wireless local area network WLAN device and or a Bluetooth device is on NOTE On some models the wireless light is amber when all wirele...

Page 21: ...ation If the computer has stopped responding and Windows shutdown procedures are ineffective press and hold the power button down for at least 5 seconds to turn off the computer NOTE For select models the Intel Rapid Start Technology feature is enabled at the factory Rapid Start Technology allows your computer to resume quickly from inactivity To learn more about your power settings see your power...

Page 22: ...essed in combination with the spacebar or the esc key 3 Windows key Windows 8 Returns you to the Start screen from an open app or the Windows desktop NOTE Pressing the Windows key again will return you to the previous screen Windows 7 Displays the Windows Start menu 4 Action keys Execute frequently used system functions 14 Chapter 2 External component identification ...

Page 23: ...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 Battery release latch Releases the battery 5 Speaker openings 4 Produce sound 6 Service cover select models only Provides access to the memory module slots Bottom 15 ...

Page 24: ...ion to identify your computer When contacting support you will probably be asked for the serial number and possibly for the product number or the model number Locate these numbers before you contact support NOTE Your service labels will resemble one of the examples shown below Refer to the illustration that most closely matches the service label on your computer Component 1 Product name 2 Serial n...

Page 25: ...gulatory label s Provide s regulatory information about the computer Wireless certification label s Provide s information about optional wireless devices and the approval markings for the countries or regions in which the devices have been approved for use Labels 17 ...

Page 26: ...18 Chapter 2 External component identification ...

Page 27: ...TE HP continually improves and changes product parts For complete and current information on supported parts for your computer go to http partsurfer hp com select your country or region and then follow the on screen instructions Computer major components 19 ...

Page 28: ...922 201 For use in Russia 757922 251 For use in Thailand 757922 281 For use in Japan 757922 291 For use in Taiwan 757922 AB1 For use in South Korea 757922 AD1 For use in the Netherlands 757922 B31 For use in Israel 757922 BB1 For use in Switzerland 757922 BG1 For use in French Canada 757922 DB1 For use in Denmark Finland and Norway 757922 DH1 For use in the Czech Republic and Slovakia 757922 FL1 3...

Page 29: ...Core i5 5200U processor and 2 GB of discrete graphics 762240 xxx Non touch screen models with an Intel Core i3 5010U processor and 2 GB of discrete graphics 801857 xxx Non touch screen models with an Intel Core i3 5010U processor and UMA graphics 801855 xxx Non touch screen models with an Intel Core i3 5005U processor and 2 GB of discrete graphics 791095 xxx Non touch screen models with an Intel C...

Page 30: ...010U processor and 2 GB of discrete graphics 755833 xxx Touch screen models with an Intel Core i3 4010U processor and 1 GB of discrete graphics 758613 xxx Touch screen models with an Intel Core i3 4005U processor and UMA graphics 773153 xxx Non touch screen models with an Intel Core i3 4005U processor and 1 GB of discrete graphics 773154 xxx Touch screen models with an Intel Core i3 4005U processo...

Page 31: ...Without Windows 8 764171 001 Windows 8 Standard 764171 501 AMD A8 6410 processor with 2 GB of discrete graphics memory without a touch screen Without Windows 8 764176 001 Windows 8 Standard 764176 501 AMD A4 6210 processor with UMA graphics without a touch screen Without Windows 8 764172 001 Windows 8 Standard 764172 501 AMD A4 6210 processor with 2 GB of discrete graphics memory without a touch s...

Page 32: ...Windows 8 762430 001 Windows 8 Standard 762430 501 AMD A4 5050 processor with 1 GB of discrete graphics memory without a touch screen Without Windows 8 762428 001 Windows 8 Standard 762428 501 AMD A4 5000 processor with UMA graphics without a touch screen Without Windows 8 762427 001 Windows 8 Standard 762427 501 Windows 8 Professional 762427 601 AMD A4 5000 processor with 2 GB of discrete graphic...

Page 33: ...RT3290LE 802 11bgn 1x1 Wi Fi and Bluetooth 4 0 Combo Adapter 690020 005 Atheros AR9565 802 11bgn 1x1 WiFi BT4 0 combo Adapter for use in Brazil 712639 205 Realtek RTL8188EE 802 11bgn Wi Fi Adapter 709848 005 Realtek RT8723BE 802 11bgn 1x1 Wi Fi BT4 0 Combo Adapter 753077 005 12 USB board includes cable 757608 001 13 Speakers includes left and right speakers and cable 757612 001 14 Optical drive DV...

Page 34: ...battery 746641 001 Base enclosure kit includes For use in HP 14 and Compaq 14 models 757598 001 For use in HP 240 246 and HP 245 G3 models 766898 001 17 Base enclosure 18 Left and right rear covers Lock bracket not illustrated 19 Memory module PC3L 12800 1600 MHz 8 GB 693374 001 4 GB 691740 001 2 GB 691739 001 20 Service cover 758616 001 26 Chapter 3 Illustrated parts catalog ...

Page 35: ...66009 001 For use with HP 245 G3 models 766900 001 For use with Compaq 14 models 757600 001 2 Webcam microphone module HD 757614 001 VGA 781623 001 3 Raw display panel 35 6 cm 14 0 in HD WLED BrightView Non touch screen HP 14 and Compaq 14 models 760105 001 Non touch screen HP 240 246 G3 models 766010 001 Touch screen Compaq 14 models 757611 001 Display assembly subcomponents 27 ...

Page 36: ... 246 and HP 245 G3 models 766897 001 For use in silver HP 14 models 757604 001 For use in black HP 14 models 758603 001 For use in white HP 14 models 758604 001 For use in red HP 14 models 758605 001 For use in blue HP 14 models 758606 001 For use in gray Compaq 14 non touch screen models 758607 001 For use in gray Compaq 14 touch screen models 791174 001 For use in gray HP 14 models 760102 001 Mo...

Page 37: ...1 Miscellaneous parts Component Spare part number HP Smart AC adapter 65 W non PFC EM HP Smart AC adapter for use in the People s Republic of China and India only 714657 001 65 W non PFC EM HP Smart AC adapter 710412 001 45 W non PFC non slim HP Smart AC adapter for use in all countries and regions except for the People s Republic of China and India 741427 001 Power cord 3 pin black 1 83 m For use...

Page 38: ...or use in the United Kingdom and Singapore 755530 031 Rubber feet for use on HP 14 and Compaq 14 models 766505 001 Screw Kit 758617 001 Sequential part number listing Spare part number Description 490371 001 Power cord for use in North America 3 pin black 1 83 m 490371 011 Power cord for use in Australia 3 pin black 1 83 m 490371 021 Power cord for use in Europe the Middle East and Africa 3 pin bl...

Page 39: ...Wi Fi Adapter 710412 001 65 W non PFC EM HP Smart AC adapter 714657 001 65 W non PFC EM HP Smart AC adapter for use in the People s Republic of China and India only 712639 205 Atheros AR9565 802 11bgn 1x1 WiFi BT4 0 combo Adapter for use in Brazil 740715 001 4 cell 41 Whr 2 8 Ah Li ion battery 741427 001 45 W non PFC non slim HP Smart AC adapter for use in all countries and regions except for the ...

Page 40: ...ntel Core i3 4010U processor and UMA graphics includes replacement thermal materials 755831 601 System board for use in non touch screen HP 14 Compaq 14 and HP 240 246 G3 models with Windows 8 Professional and equipped with an Intel Core i3 4010U processor and UMA graphics includes replacement thermal materials 755832 001 System board for use in non touch screen HP 14 Compaq 14 and HP 240 246 G3 m...

Page 41: ...0 processor and UMA graphics in HP 14 and Compaq 14 models with Windows 8 Standard 755837 601 System board for use in non touch screen models with an Intel Pentium N3520 processor and UMA graphics in HP 14 and Compaq 14 models with Windows 8 Professional 755838 001 System board for use in non touch screen models with an Intel Celeron N2815 processor and UMA graphics in HP 14 and Compaq 14 models w...

Page 42: ...dels includes touchpad 757614 001 Webcam microphone module HD 757922 001 Keyboard for use in the United States 757922 031 Keyboard for use in the United Kingdom 757922 041 Keyboard for use in Germany 757922 051 Keyboard for use in France 757922 071 Keyboard for use in Spain 757922 131 Keyboard for use in Portugal 757922 141 Keyboard for use in Turkey 757922 151 Keyboard for use in Greece 757922 16...

Page 43: ...uch screen models with an Intel Core i3 4010U processor and 1 GB of discrete graphics in HP 14 and Compaq 14 models with Windows 8 Professional 758614 001 System board for use in touch screen models with an Intel Core i3 4010U processor and 2 GB of discrete graphics in HP 14 and Compaq 14 models without Windows 8 758614 501 System board for use in touch screen models with an Intel Core i3 4010U pr...

Page 44: ...ics without a touch screen with Windows 8 Standard 762421 601 System board for use in models with an AMD E2 3800 processor with UMA graphics without a touch screen with Windows 8 Professional 762422 001 System board for use in models with an AMD A6 5200 processor with UMA graphics without a touch screen without Windows 8 762422 501 System board for use in models with an AMD A6 5200 processor with ...

Page 45: ...without a touch screen without Windows 8 762431 501 System board for use in models with an AMD A4 5000 processor with 2 GB of discrete graphics without a touch screen with Windows 8 Standard 764050 001 System board for use in non touch screen models with an Intel Celeron N2830 processor and UMA graphics in HP 14 and Compaq 14 models without Windows 8 764050 501 System board for use in non touch sc...

Page 46: ...ut a touch screen without Windows 8 764177 501 System board for use in models with an AMD A4 6210 processor with 2 GB of discrete graphics without a touch screen with Windows 8 Standard 764178 001 System board for use in models with an AMD E1 6010 processor with 2 GB of discrete graphics without a touch screen without Windows 8 764178 501 System board for use in models with an AMD E1 6010 processo...

Page 47: ...rd 766646 601 System board for use in non touch screen models with an Intel Core i3 3217U processor and 1 GB of discrete graphics in HP 240 246 G3 models with Windows 8 Professional 766896 001 Display enclosure for use in HP 240 246 and HP 245 G3 models 766897 001 Display enclosure for use in HP 240 246 and HP 245 G3 models 766898 001 Base enclosure for use in HP 240 246 and HP 245 G3 includes lef...

Page 48: ...ith Windows 8 Standard and equipped with an Intel Celeron N2830 processor and UMA graphics includes replacement thermal materials 775632 601 System board for use in HP 240 G3 models with Windows 8 Professional and equipped with an Intel Celeron N2830 processor and UMA graphics includes replacement thermal materials 776462 001 System board for use in touch screen models with an Intel Core i3 3217U ...

Page 49: ...8 779080 501 System board for use in non touch screen models with an Intel Core i3 4030U processor and 2 GB of discrete graphics in HP 14 Compaq 14 and HP 240 246 G3 models with Windows 8 Standard 779080 601 System board for use in non touch screen models with an Intel Core i3 4030U processor and 2 GB of discrete graphics in HP 14 Compaq 14 and HP 240 246 G3 models with Windows 8 Professional 7849...

Page 50: ... 14 Compaq 14 and HP 240 G3 models with Windows 8 Standard 790212 601 System board for use in non touch screen models with an Intel Celeron N2820 processor and UMA graphics in HP 14 Compaq 14 and HP 240 G3 models with Windows 8 Professional 790213 001 System board for use in non touch screen models with an Intel Celeron N2920 processor and UMA graphics in HP 14 Compaq 14 and HP 240 G3 models witho...

Page 51: ...005U processor and UMA graphics in HP 240 G3 models with Windows 8 Standard 794733 601 System board for use in non touch screen GLAN models with an Intel Core i3 4005U processor and UMA graphics in HP 240 G3 models with Windows 8 Professional 795135 001 System board for use in non touch screen GLAN models with an Intel Core i5 4210U processor and UMA graphics in HP 240 G3 models without Windows 8 ...

Page 52: ...iscrete graphics in HP 14 and Compaq 14 models with Windows 8 Standard 801856 601 System board for use in non touch screen models with an Intel Core i3 5010U processor and 1 GB of discrete graphics in HP 14 and Compaq 14 models with Windows 8 Professional 801857 001 System board for use in non touch screen models with an Intel Core i3 5010U processor and 2 GB of discrete graphics in HP 14 Compaq 1...

Page 53: ...reassembly can damage plastic parts Use care when handling the plastic parts Apply pressure only at the points designated in the maintenance instructions Cables and connectors CAUTION When servicing the computer be sure that cables are placed in their proper locations during the reassembly process Improper cable placement can damage the computer Cables must be handled with extreme care to avoid da...

Page 54: ...charge damage Electronic components are sensitive to electrostatic discharge ESD Circuitry design and structure determine the degree of sensitivity Networks built into many integrated circuits provide some protection but in many cases ESD contains enough power to alter device parameters or melt silicon junctions A discharge of static electricity from a finger or other conductor can destroy static ...

Page 55: ...ys be properly grounded when touching a component or assembly Store reusable ESD sensitive parts from assemblies in protective packaging or non conductive foam Use transporters and conveyors made of antistatic belts and roller bushings Be sure that mechanized equipment used for moving materials is wired to ground and that proper materials are selected to avoid static charging When grounding is not...

Page 56: ...se foot straps on both feet with a minimum of one megohm resistance between the operator and ground To be effective the conductive must be worn in contact with the skin The following grounding equipment is recommended to prevent electrostatic damage Antistatic tape Antistatic smocks aprons and sleeve protectors Conductive bins and other assembly or soldering aids Nonconductive foam Conductive tabl...

Page 57: ... 8 Ah Li ion battery 746641 001 Before disassembling the computer follow these steps 1 Shut down the computer If you are unsure whether the computer is off or in Hibernation turn the computer on and then shut it down through the operating system 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...

Page 58: ...th HP 240 246 G3 models 766009 001 Display bezel for use with HP 245 G3 models 766900 001 Display bezel for use with Compaq 14 models 757600 001 Webcam microphone module HD 757614 001 Webcam microphone module VGA 781623 001 Before removing display subcomponents while the display assembly is still attached to the computer follow these steps 1 Shut down the computer If you are unsure whether the com...

Page 59: ...e the adhesive that secures the webcam microphone module to the display and then lift the module enough to access the cable connection on the module 1 c Disconnect the cable 2 from the module 6 To remove the display panel a Remove the four Phillips PM2 0 3 0 screws that secure the display panel to the enclosure Component replacement procedures 51 ...

Page 60: ...el 1 c On the back of the display panel release the adhesive strip 2 that secures the display panel cable to the display panel and then disconnect the cable 3 Reverse this procedure to reassemble and install the display bezel webcam microphone module and display panel 52 Chapter 4 Removal and replacement procedures ...

Page 61: ...ected 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 Remove the battery see Battery on page 49 To remove the optical drive 1 Remove the Phillips PM2 5 8 0 screw 1 that secures the optical drive to the computer 2 Remove the optical drive 2 by sliding it out of the optical drive bay...

Page 62: ...5 Remove the optical drive bracket 2 Reverse this procedure to reassemble and install the optical drive 54 Chapter 4 Removal and replacement procedures ...

Page 63: ...perating system 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 Remove the battery see Battery on page 49 To remove the service cover 1 Loosen the Phillips service cover screw 1 2 Lift up and remove the service cover 2 Reverse this proced...

Page 64: ...s 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 Remove the battery see Battery on page 49 5 Remove the service cover see Service cover on page 55 To remove a memory module 1 Spread the retaining tabs 1 on each side of the memory module slot to release the memory module ...

Page 65: ...lands 757922 B31 Keyboard for use in Israel 757922 BB1 Keyboard for use in Switzerland 757922 BG1 Keyboard for use in French Canada 757922 DB1 Keyboard for use in Denmark Finland and Norway 757922 DH1 Keyboard for use in the Czech Republic and Slovakia 757922 FL1 Before removing the keyboard follow these steps 1 Shut down the computer If you are unsure whether the computer is off or in Hibernation...

Page 66: ...the computer upright with the front toward you 4 Lift to rotate up the top of the keyboard 1 and then lift the keyboard 2 to disengage it from the computer NOTE You may need to use a flat tool to pry up under the top of the keyboard to disengage it 58 Chapter 4 Removal and replacement procedures ...

Page 67: ...he keyboard over onto the palm rest 1 and the lift the ZIF connector 2 and disconnect the keyboard cable from the system board 3 Reverse this procedure to install the keyboard Component replacement procedures 59 ...

Page 68: ...1 Top cover for use in HP 245 G3 models 758618 001 Top cover for use in HP 240 246 G3 models 773067 001 Before removing the top cover follow these steps 1 Shut down the computer If you are unsure whether the computer is off or in Hibernation turn the computer on and then shut it down through the operating system 2 Disconnect all external devices connected to the computer 3 Disconnect the power fro...

Page 69: ...2 Remove the nine Phillips PM2 5 8 0 screws that secure the top cover to the computer Component replacement procedures 61 ...

Page 70: ... 757598 001 for HP 14 and Compaq 14 models 766898 001 for HP 240 246 and HP 245 G3 models 4 Remove the two Phillips broadhead PM2 0 2 0 screws from the optical drive bay that secure the top cover to the computer 5 Position the computer upright with the front toward you 62 Chapter 4 Removal and replacement procedures ...

Page 71: ...cable 2 7 Remove the three Phillips PM2 5 4 0 screws that secure the top cover to the computer 8 Lift the rear edge of the top cover 1 until it disengage from the base enclosure NOTE The top cover may be very tightly secured to the computer Component replacement procedures 63 ...

Page 72: ...9 Remove the top cover 2 Reverse this procedure to install the top cover 64 Chapter 4 Removal and replacement procedures ...

Page 73: ...t 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 49 and then remove the following components Service cover see Service cover on page 55 Keyboard see Keyboard on page 57 Top cover see Top cover on page 60 To remove the power button board 1 Position the top cover upside down 2 Remove the Phillips PM2 0 3 0 sc...

Page 74: ...lugging the AC adapter from the computer 4 Remove the battery see Battery on page 49 and then remove the following components Service cover see Service cover on page 55 Keyboard see Keyboard on page 57 Top cover see Top cover on page 60 To remove the TouchPad button board 1 Position the top cover upside down with the front toward you 2 Lift the ZIF connector 1 and then disconnect the touchpad boar...

Page 75: ... cord from the AC outlet and then unplugging the AC adapter from the computer 4 Remove the battery see Battery on page 49 and then remove the following components Service cover see Service cover on page 55 Keyboard see Keyboard on page 57 Top cover see Top cover on page 60 To remove the USB board 1 Position the computer upright 2 Lift the ZIF connector 1 and then disconnect the USB board cable fro...

Page 76: ...e computer is off or in Hibernation turn the computer on and then shut it down through the operating system 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 Remove the battery see Battery on page 49 and then remove the following components...

Page 77: ...to the computer 3 Slide the hard drive to disengage it from the connector 2 4 Lift the hard drive from the computer 3 5 To remove the hard drive bracket remove the two Phillips PM3 0 4 0 screws 1 that secure the bracket to the hard drive Component replacement procedures 69 ...

Page 78: ...6 Remove the hard drive bracket from the hard drive 2 Reverse this procedure to reassemble and install the hard drive 70 Chapter 4 Removal and replacement procedures ...

Page 79: ...these steps 1 Shut down the computer If you are unsure whether the computer is off or in Hibernation turn the computer on and then shut it down through the operating system 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 Remove the batter...

Page 80: ... If the WLAN antennas are not connected to the terminals on the WLAN module the protective sleeves must be installed on the antenna connectors as shown in the following illustration Reverse this procedure to install the WLAN module 72 Chapter 4 Removal and replacement procedures ...

Page 81: ...wer 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 49 and then remove the following components Service cover see Service cover on page 55 Keyboard see Keyboard on page 57 Top cover see Top cover on page 60 To remove the power connector cable 1 Position the computer upright 2 Disco...

Page 82: ...sink assembly follow these steps 1 Shut down the computer If you are unsure whether the computer is off or in Hibernation turn the computer on and then shut it down through the operating system 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 compute...

Page 83: ...4 Remove the fan from the computer 3 Reverse this procedure to install the fan Component replacement procedures 75 ...

Page 84: ...webcam microphone cable 757597 001 Display enclosure for use in silver HP 14 models without a touch screen 757604 001 Display enclosure for use in HP 240 246 G3 models without a touch screen 766897 001 Display enclosure for use in black HP 14 models without a touch screen 758603 001 Display enclosure for use in white HP 14 models without a touch screen 758604 001 Display enclosure for use in red H...

Page 85: ...ttery see Battery on page 49 and then remove the following components Service cover see Service cover on page 55 Keyboard see Keyboard on page 57 Top cover see Top cover on page 60 Fan see Fan on page 74 To remove the display assembly 1 Disconnect the display panel cable from the system board 1 and remove the cable from the routing channel in the left side of the base enclosure 2 Release the wirel...

Page 86: ...y of the display assembly subcomponents 1 To remove the display bezel a Remove the two Mylar covers 1 and two Phillips PM2 0 3 0 screws 2 that secure the bezel to the display b Flex the inside of the top edge 3 the left and right sides 4 and the bottom edge 5 of the display bezel until the bezel disengages from the display enclosure 78 Chapter 4 Removal and replacement procedures ...

Page 87: ...le a Position the display assembly with the top edge toward you b Disconnect the cable 1 from the module c Remove the webcam microphone module 2 The module is attached to the display enclosure with double sided tape 3 To remove the display panel a Remove the four Phillips PM2 0 3 0 screws that secure the display panel to the enclosure Component replacement procedures 79 ...

Page 88: ...cable connection on the back of the panel 1 c On the back of the display panel release the adhesive strip 2 that secures the display panel cable to the display panel and then disconnect the cable 3 NOTE In this procedure the display will NOT be connected to the computer as shown in the following image 4 To remove the display hinges 80 Chapter 4 Removal and replacement procedures ...

Page 89: ...e display enclosure b Remove the display hinges 3 5 To remove the wireless antenna cables and transceivers release the wireless antenna cables from the clips built into the display enclosure 1 and then lift the antenna cables from the display enclosure 2 NOTE The number of antenna cables may vary Component replacement procedures 81 ...

Page 90: ...splay enclosure 2 NOTE If replacing the display enclosure be sure that the subcomponents including the webcam microphone module the antenna receivers and all associated cables and hardware are transferred to the new enclosure Reverse this procedure to reassemble and install the display assembly 82 Chapter 4 Removal and replacement procedures ...

Page 91: ...on touch screen models with an Intel Core i3 4030U processor and UMA graphics 779078 xxx Non touch screen models with an Intel Core i3 4010U processor and 1 GB of discrete graphics 778116 xxx Non touch screen models with an Intel Core i3 4010U processor and UMA graphics 755831 xxx Non touch screen models with an Intel Core i3 4005U processor and 2 GB of discrete graphics 755832 xxx Non touch scree...

Page 92: ...37 xxx Non touch screen models with an Intel Celeron N2830 processor and UMA graphics 764050 xxx Non touch screen models with an Intel Celeron N2815 processor and UMA graphics 755838 xxx HP 240 246 G3 models NOTE HP 246 G3 models offer only discrete graphics Non touch screen models with an Intel Pentium N3530 processor and UMA graphics 775631 xxx Non touch screen GLAN models with an Intel Core i5 ...

Page 93: ...phics without a touch screen Without Windows 8 764173 001 Windows 8 Standard 764173 501 AMD E1 6010 processor with UMA graphics without a touch screen Without Windows 8 764174 001 Windows 8 Standard 764174 501 AMD E1 6010 processor with 2 GB of discrete graphics memory without a touch screen Without Windows 8 764178 001 Windows 8 Standard 764178 501 AMD E1 6010 processor with 1 GB of discrete grap...

Page 94: ...indows 8 Standard 762431 501 AMD E2 3800 processor with UMA graphics without a touch screen Without Windows 8 762421 001 Windows 8 Standard 762421 501 Windows 8 Professional 762421 601 AMD E1 2150 processor with UMA graphics without a touch screen Without Windows 8 762426 001 Windows 8 Standard 762426 501 AMD E1 2100 processor with UMA graphics without a touch screen Without Windows 8 762424 001 W...

Page 95: ... from the computer 4 Remove the battery see Battery on page 49 5 Remove the following components Service cover see Service cover on page 55 Keyboard see Keyboard on page 57 Top cover see Top cover on page 60 USB board see USB board on page 67 Hard drive see Hard drive on page 68 NOTE When replacing the system board be sure that the following components are removed from the defective system board a...

Page 96: ... that secure the system board to the computer 3 Lift the right side of the system board 2 and then pull the board away from the computer to remove it Reverse this procedure to install the system board 88 Chapter 4 Removal and replacement procedures ...

Page 97: ...he AC outlet and then unplugging the AC adapter from the computer 4 Remove the battery see Battery on page 49 and then remove the following components Service cover see Service cover on page 55 Keyboard see Keyboard on page 57 Top cover see Top cover on page 60 WLAN module see WLAN module on page 71 USB board see USB board on page 67 Hard drive see Hard drive on page 68 System board see System boa...

Page 98: ...ase enclosure 2 NOTE Note the rubber gaskets around each screw When installing the speakers make sure the gaskets are installed correctly Reverse this procedure to install the speakers 90 Chapter 4 Removal and replacement procedures ...

Page 99: ...itions are affected by high external temperatures system power consumption power management battery conservation configurations battery fast charging and software requirements Exhaust air is displaced through the ventilation grill located on the left side of the computer Before removing the heat sink assembly follow these steps 1 Shut down the computer If you are unsure whether the computer is off...

Page 100: ...3 Remove the heat sink assembly 2 from the system board Discrete heat sink UMA heat sink 92 Chapter 4 Removal and replacement procedures ...

Page 101: ...m board spare part kits The following illustrations show replacement thermal material locations Discrete graphics Thermal paste is used on the processor and associated heat sink area 1 2 as well as the graphics chip and associated heat sink area 3 4 UMA graphics Thermal paste is used on the processor 1 and the heat sink 2 Reverse this procedure to reassemble and install the heat sink assembly Comp...

Page 102: ...puter 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 49 and then remove the following components Service cover see Service cover on page 55 Keyboard see Keyboard on page 57 Top cover see Top cover on page 60 WLAN module see WLAN module on page 71 USB board see USB board on page 67 Hard drive see Ha...

Page 103: ...2 Using a thin tool or screwdriver disengage the battery from the socket 1 and then remove the battery 2 Reverse this procedure to install the RTC battery Component replacement procedures 95 ...

Page 104: ...96 Chapter 4 Removal and replacement procedures ...

Page 105: ...vailable on the HP website Most BIOS updates on the HP website are packaged in compressed files called SoftPaqs Some download packages contain a file named Readme txt which contains information regarding installing and troubleshooting the file Determining the BIOS version To determine whether available BIOS updates contain later BIOS versions than those currently installed on the computer you need...

Page 106: ...oad your selection to the hard drive If the update is more recent than your BIOS make a note of the path to the location on your hard drive where the BIOS update is downloaded You will need to access this path when you are ready to install the update NOTE If you connect your computer to a network consult the network administrator before installing any software updates especially system BIOS update...

Page 107: ...oading HP PC Hardware Diagnostics UEFI to a USB device NOTE Instructions for downloading HP PC Hardware Diagnostics UEFI are provided in English only There are two options to download HP PC Hardward Diagnostics to USB device Option 1 HP PC Diagnostics homepage Provides access to the latest UEFI version 1 Go to http www hp com go techcenter pcdiags 2 Click the UEFI Dowload link and then select Run ...

Page 108: ...100 Chapter 5 Using Setup Utility BIOS and HP PC Hardware Diagnostics UEFI in Windows 8 ...

Page 109: ...n Setup Utility BIOS Errors can prevent the computer from operating properly Updating the BIOS Updated versions of the BIOS may be available on the HP website Most BIOS updates on the HP website are packaged in compressed files called SoftPaqs Some download packages contain a file named Readme txt which contains information regarding installing and troubleshooting the file Determining the BIOS ver...

Page 110: ...ard drive where the BIOS update is downloaded You will need to access this path when you are ready to install the update NOTE If you connect your computer to a network consult the network administrator before installing any software updates especially system BIOS updates BIOS installation procedures vary Follow any instructions that are displayed on the screen after the download is complete If no ...

Page 111: ... for downloading HP PC Hardware Diagnostics UEFI are provided in English only There are two options to download HP PC Hardward Diagnostics to USB device Option 1 HP PC Diagnostics homepage Provides access to the latest UEFI version 1 Go to http www hp com go techcenter pcdiags 2 Click the UEFI Dowload link and then select Run Option 2 Support and Drivers pages Provides downloads for a specific pro...

Page 112: ...104 Chapter 6 Using Setup Utility BIOS and System Diagnostics in Windows 7 ...

Page 113: ...Computer Setup Navigating and selecting in Computer Setup To navigate and select in Computer Setup follow these steps 1 Turn on or restart the computer and then press esc while the Press the ESC key for Startup Menu message is displayed at the bottom of the screen To select a menu or a menu item use the tab key and the keyboard arrow keys and then press enter or use a pointing device to click the ...

Page 114: ...e on screen instructions or Use the arrow keys to select File Save Changes and Exit and then press enter Your changes go into effect when the computer restarts NOTE Your password settings and security settings are not changed when you restore the factory settings Updating the BIOS Updated versions of the BIOS may be available on the HP Web site Most BIOS updates on the HP Web site are packaged in ...

Page 115: ...ountry us en wwcontact_us html 2 Follow the on screen instructions to identify your computer and access the BIOS update you want to download 3 Click the option for software and driver downloads type your computer model number in the product box and then press enter Follow the on screen instructions to identify your computer and access the BIOS update you want to download 4 Click your specific prod...

Page 116: ...stics to USB device Option 1 HP PC Diagnostics homepage Provides access to the latest UEFI version 1 Go to http www hp com go techcenter pcdiags 2 Click the UEFI Dowload link and then select Run Option 2 Support and Drivers pages Provides downloads for a specific product for earlier and later versions 1 Go to http www hp com 2 Point to Support located at the top of the page and then click Download...

Page 117: ...A or 19 5 V dc 4 62 A 90 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 noncondensing Operating 10 to 90 Nonoperating 5 to 95 Maximum altitude unpressurized Operating 15 m to 3 048 m 50 ft to 10 000 ft Nonoperating 15 m to 12 192 m 50 ft to 40 000 ft NOTE Applicable product safety standards specify thermal limits for plastic surfaces The d...

Page 118: ...6 in Number of colors Up to 16 8 million Contrast ratio 200 1 typical Brightness 200 nits typical Pixel resolution Pitch 0 197 0 197 mm Format 1366 768 Configuration RGB vertical stripe Backlight LED Character display 80 25 Total power consumption 2 0 W Viewing angle 65 horizontal 50 vertical typical 110 Chapter 8 Specifications ...

Page 119: ...ecurity ATA security Seek times typical read including setting Single track 1 4 ms 1 5 ms 3 ms Average read write 10 ms 11 ms 13 ms Maximum 12 ms 14 ms 24 ms Logical blocks 1 938 921 461 1 465 149 168 1 048 576 000 Disk rotational speed 5400 rpm 5400 rpm 5400 rpm Operating temperature 0 C to 60 C 32 F to 140 F 1 GB 1 billion bytes when referring to hard drive storage capacity Actual accessible cap...

Page 120: ...iameter Standard disc 12 cm 4 72 in Mini disc 8 cm 3 15 in Disc thickness 1 2 mm 0 047 in Track pitch 0 74 μm Access time CD DVD Random 175 ms 230 ms Full stroke 285 ms 335 ms Audio output level Line out 0 7 Vrms Cache buffer 2 MB Data transfer rate 24X CD ROM 3 600 KB sec 8X DVD ROM 10 800 KB sec 24X CD R 3 600 KB sec 16X CD RW 2 400 KB sec 8X DVD R 10 800 KB sec 4X DVD RW 5 400 KB sec 8X DVD R 1...

Page 121: ...onal information For more information and steps see Help and Support From the Start screen type help and then select Help and Support Creating HP Recovery media HP Recovery Manager is a software program that offers a way to create recovery media after you successfully set up the computer HP Recovery media can be used to perform system recovery if the hard drive becomes corrupted System recovery re...

Page 122: ...er on page 115 Restore and recovery There are several options for recovering your system Choose the method that best matches your situation and level of expertise Windows offers several options for restoring from backup refreshing the computer and resetting the computer to its original state For more information and steps see Help and Support From the Start screen type help and then select Help an...

Page 123: ...overy What you need to know HP Recovery Manager recovers only software that was installed at the factory For software not provided with this computer you must either download the software from the manufacturer s website or reinstall the software from the media provided by the manufacturer Recovery through HP Recovery Manager should be used as a final attempt to correct computer issues HP Recovery ...

Page 124: ...f devices listed in BIOS where the computer looks for startup information You can change the selection for an optical drive or a USB flash drive To change the boot order 1 Insert the HP Recovery media you created 2 Restart the computer quickly press esc and then press f9 for boot options 3 Select the optical drive or USB flash drive you want to boot from 4 Follow the on screen instructions Removin...

Page 125: ...hem in a safe place HP Recovery Manager examines the computer and determines the required storage capacity for the flash drive or the number of blank DVD discs that will be required Use DVD R DVD R DVD R DL DVD R DL discs or a flash drive Do not use rewriteable discs such as CD RW DVD RW double layer DVD RW and BD RE rewritable Blu ray discs they are not compatible with HP Recovery Manager softwar...

Page 126: ...the state it was on the previous day the software will be uninstalled and you won t be able to use it What you need to know If you restore to a restore point and then change your mind you can undo the restoration You should create system restore points Before you add or change software or hardware Periodically whenever the computer is running normally System Restore also saves shadow copies of fil...

Page 127: ...ge device before you back up You should back up Before adding or changing software or hardware Before the computer is repaired or restored On a regular schedule to be sure you have recent copies of personal information After you add many files for example if you saved videos from a birthday party Before using antivirus software to remove a malicious program After adding information that is hard to...

Page 128: ...tore 1 Select Start Control Panel System and Security Backup and Restore 2 Follow the on screen instructions to restore your backup NOTE Windows includes the User Account Control feature to improve the security of the computer You may be prompted for your permission or password for tasks such as installing software running utilities or changing Windows settings See Help and Support for more inform...

Page 129: ...ery Manager from the list or Turn on or restart the computer and then press esc while the Press the ESC key for Startup Menu message is displayed at the bottom of the screen Then press f11 while the F11 System Recovery message is displayed on the screen 2 Click System Recovery in the HP Recovery Manager window 3 Follow the on screen instructions Recovering using the recovery media 1 If possible ba...

Page 130: ...a USB port 2 Restart the computer 3 Press esc while the computer is restarting and then press f9 for boot options 4 Select the flash drive from the boot options window 122 Chapter 10 Backing up restoring and recovering in Windows 7 ...

Page 131: ...gularly scheduled time To immediately back up your information click the Backup Now check box NOTE Before you back up your information be sure you have designated a location to save the backup files 4 Click Save and Backup to start the backup and to save the backup settings To restore backup files 1 Select Computer More Applications Tools Backup Manager Restore 2 Click Backup Source and then selec...

Page 132: ...n a recovery disc To restore the computer from the recovery disc follow these steps 1 If possible back up all personal files 2 Insert the HP Factory Image Restore DVD into the optical drive and restart the computer 3 As the computer is restarting press f9 to open the Computer Setup boot option menu 4 Press the down arrow to select Restore SLED HP BNB preload image from the Linux boot menu and then...

Page 133: ...ecommended a Enter BIOS F10 Setup by powering on the system and pressing F10 when prompted near the bottom of the display or press the ESC key to display the start up menu then press F10 If the system has a BIOS administrator password enter the password at the prompt b Select the File menu then Restore Defaults c Select the System Configuration menu then Restore Security Defaults d If an asset or ...

Page 134: ...tment of Defense DOD 5220 22 M approved To run HP Disk Sanitizer enter BIOS Setup by powering on the system and pressing F10 when prompted near the bottom of the display or press ESC to display the start up menu then press F10 Select the Security menu and scroll down to the Utilities menu Select Disk Sanitizer and select the desired drive For a higher level of protection select Optimum NOTE This p...

Page 135: ...Serial Presence Detect SPD configuration data 256 Bytes per memory module 128 Bytes programma bl e not customer accessible No Yes Stores memory module information Programmed by the memory vendor Data cannot be written to this memory when the module is installed in a PC The specific write protection method varies by memory vendor System BIOS 4 to 5 MBytes Yes Yes Store system BIOS code and PC confi...

Page 136: ... calibration data Programmed at the factory Tools for writing data to this memory are not made public A utility is required for writing data to this memory and is typically not made available to the public unless a firmware upgrade is necessary to address a unique issue Web camera 64K bit No Yes Store Web Cam configuration and firmware Using a utility from the device manufacturer that can be run f...

Page 137: ...able to read SPD memory 3 Does the Firmware Hub for System BIOS contain the BIOS program Is this chip writable and if so how The Firmware Hub does contain the BIOS program and is writable A utility is required to perform the write function 4 In some PC systems the Firmware Hub for System BIOS is a flash memory chip so that updates can be written by the customer Is this true for these BIOS chips Ye...

Page 138: ...130 Chapter 12 Statement of Volatility ...

Page 139: ...ng requirements are applicable to all countries and regions The length of the power cord set must be at least 1 5 m 5 0 ft and no more than 2 0 m 6 5 ft All power cord sets must be approved by an acceptable accredited agency responsible for evaluation in the country or region where the power cord set will be used The power cord sets must have a minimum current capacity of 10 A and a nominal voltag...

Page 140: ...land SANZ 1 Norway NEMKO 1 The People s Republic of China CCC 4 Saudi Arabia SASO 7 Singapore PSB 1 South Africa SABS 1 South Korea KTL 5 Sweden SEMKO 1 Switzerland SEV 1 Taiwan BSMI 6 Thailand TISI 1 The United Kingdom ASTA 1 The United States UL 2 1 The flexible cord must be Type HO5VV F 3 conductor 0 75mm2 conductor size Power cord set fittings appliance coupler and wall plug must bear the cert...

Page 141: ...guration 4 The flexible cord must be Type RVV 3 conductor 0 75mm2 conductor size Power cord set fittings appliance coupler and wall plug must bear the CCC certification mark 5 The flexible cord must be Type H05VV F 3X0 75mm2 conductor size KTL logo and individual approval number must be on each element Corset approval number and logo must be printed on a flag label 6 The flexible cord must be Type...

Page 142: ...134 Chapter 13 Power cord set requirements ...

Page 143: ...e 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 Web site at http www hp com recycle 135 ...

Page 144: ...136 Chapter 14 Recycling ...

Page 145: ...r power 9 connectors service considerations 45 D deleted files restoring 114 120 display assembly illustrated 20 removing 50 76 spare part numbers 20 76 display assembly subcomponents illustrated 27 removing 50 76 display bezel illustrated 27 removing 50 78 spare part number 33 display cable illustrated 28 removing 80 spare part number 33 display enclosure illustrated 28 removing 82 spare part num...

Page 146: ... description 4 minimized image creating 115 minimized image recovery 115 model name 1 mute light identifying 12 N network jack identifying 9 O operating system 5 optical drive illustrated 25 29 precautions 46 product description 3 removing 53 spare part number 33 39 53 specifications 112 optical drive rear bracket removing 53 optical drive identifying 8 original system recovery 115 120 P packaging...

Page 147: ...emoving 89 spare part number 34 specifications computer 109 display 110 DVD RW SuperMulti DL Drive 112 hard drive 111 optical drive 112 supported discs 117 recovery 113 system board removing 83 spare part number 21 32 33 40 system recovery 115 120 system restore point creating 113 system restore points 118 creating 118 T tools required 45 top cover illustrated 20 removing 60 spare part number 34 T...

Page 148: ...140 Index ...

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HP 240 G3, Maintenance And Service Manual

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