HP 3105m Maintenance And Service Manual Download Page 18

Page: 18 / 104

Left-side components

Component

Description

(1)

Power connector

Connects an AC adapter

(2)

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.

(3)

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.

(4)

Hard drive light

●

Blinking white: The hard drive is being
accessed.

●

Amber: HP ProtectSmart Hard Drive Protection
has temporarily parked the hard drive.

NOTE:

For information on HP ProtectSmart Hard

Drive Protection, refer to the HP Notebook
Reference Guide.

(5)

Power light

●

Solid white: The computer is on.

●

Blinking white: The computer is in the Sleep
state.

●

Off: The computer is off or in Hibernation.

(6)

HDMI port

Connects an optional video or audio device, such as
a high-definition television, or any compatible digital
or audio component

(7)

USB port

Connects an optional USB device

Chapter 2 External component identification

ENWW

Summary of Contents for 3105m

Page 1: ...HP 3105m Notebook PC Maintenance and Service Guide ...

Page 2: ... Microsoft Corporation SD Logo is a trademark of its proprietor The information contained herein is subject to change without notice The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services Nothing herein should be construed as constituting an additional warranty HP shall not be liable for technical or editorial error...

Page 3: ...other 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 computer and the AC adapter comply with the user accessible surface temperature limits defined by the International Standard for Safety of Infor...

Page 4: ...iv Safety Warning Notice ENWW ...

Page 5: ...onents 12 Wireless antennas 13 Additional hardware components 14 3 Illustrated parts catalog 15 Service tag 15 Computer major components 16 Display assembly subcomponents 19 Mass storage devices 20 Miscellaneous parts 21 Sequential part number listing 22 4 Removal and replacement procedures 25 Preliminary replacement requirements 25 Tools required 25 Service considerations 25 Plastic parts 25 Cabl...

Page 6: ...Pad button board 47 Speaker assembly 49 Display assembly 51 System board 55 RTC battery 57 Heat sink assembly 58 Power connector 60 RJ 45 connector cover 61 RJ 45 connector 62 Fan 63 5 Computer Setup 65 Computer Setup in Windows 7 65 Starting Setup Utility 65 Using Setup Utility 65 Changing the language of Setup Utility 65 Navigating and selecting in Setup Utility 66 Displaying system information ...

Page 7: ...the computer boot order 77 Backing up and recovering your information 77 Using Windows Backup and Restore 78 Using Windows system restore points 79 When to create restore points 79 Create a system restore point 79 Restore to a previous date and time 79 8 Connector pin assignments 81 Audio out headphone Audio in microphone jack 81 External monitor 82 RJ 45 network 83 Universal Serial Bus 84 9 Power...

Page 8: ...viii ENWW ...

Page 9: ...mer accessible upgradable memory module slots Supports up to 4GB memory NOTE For the Microsoft Windows Starter operating system do not install more than 2 GB of memory Supports the following DDR3 configurations at 1066 MHz 2048MB total system memory 2048MB x 1 4096MB total system memory 2048MB x 2 Hard drives Supports 9 50 mm 7mm 6 35 cm 2 50 in hard drives Supports HP ProtectSmart Hard Drive Prot...

Page 10: ...n with 2 antennas 6 band antenna support 2100 1800 1900 800 900 with additional GPS band 2 4 GHz and 5 GHz antennas in display enclosure External media cards Digital Media Slot supporting the following optional digital card formats MultiMediaCard MMC Secure Digital SD Memory Card Secure Digital High Capacity SDHC Memory Card Secure Digital eXtended Capacity SDXC Memory Card Ports Audio in stereo m...

Page 11: ...curity Security cable slot Operating system Preinstalled Windows 7 Premium 64 bit Windows 7 Professional 32 and 64 bit Windows 7 Starter 32 bit Serviceability End user replaceable parts AC adapter Battery system Hard drive Keyboard Memory modules SIM card for WWAN WLAN module WWAN module ENWW 3 ...

Page 12: ...4 Chapter 1 Product description ENWW ...

Page 13: ...ouchPad on and off Quickly double tap the Clickpad TouchPad off indicator to turn the ClickPad TouchPad on and off 2 ClickPad TouchPad zone Moves the pointer and selects or activates items on the screen 3 Left ClickPad TouchPad button Functions like the left button on an external mouse 4 Right ClickPad TouchPad button Functions like the right button on an external mouse This table describes factor...

Page 14: ... lock is off 3 Mute light Amber Computer sound is off Off Computer sound is on 4 Wireless light White An integrated wireless device such as a wireless local area network WLAN device and or a Bluetooth device is on Off All wireless devices are off NOTE On some models the wireless light is amber when all wireless devices are off 6 Chapter 2 External component identification ENWW ...

Page 15: ...n the computer is in Hibernation mode press the button briefly to exit Hibernation If the computer has stopped responding and Windows shutdown procedures are ineffective press and hold the power button for at least 5 seconds to turn off the computer To learn more about your power settings select Start Control Panel System and Security Power Options or refer to the HP Notebook Reference Guide This ...

Page 16: ...when pressed in combination with a function key the num lk key or the esc key 3 Windows logo key Displays the Windows Start menu 4 Windows applications key Displays a shortcut menu for items beneath the pointer 5 Function keys Execute frequently used system functions when pressed in combination with the fn key 8 Chapter 2 External component identification ENWW ...

Page 17: ...et microphone WARNING To reduce the risk of personal injury adjust the volume before putting on headphones earbuds or a headset For additional safety information refer to the Regulatory Safety and Environmental Notices NOTE When a device is connected to the jack the computer speakers are disabled NOTE A 4 conductor audio jack plug headphone with microphone is needed in order to use the microphone ...

Page 18: ...n to cycle on and off during routine operation 4 Hard drive light Blinking white The hard drive is being accessed Amber HP ProtectSmart Hard Drive Protection has temporarily parked the hard drive NOTE For information on HP ProtectSmart Hard Drive Protection refer to the HP Notebook Reference Guide 5 Power light Solid white The computer is on Blinking white The computer is in the Sleep state Off Th...

Page 19: ...ures still photographs and videos To use the webcam select Start All Programs HP HP MediaSmart HP MediaSmart Webcam 5 Internal microphone Records sound The antennas are not visible from the outside of the computer For optimal transmission keep the areas immediately around the antennas free from obstructions To see wireless regulatory notices refer to the section of the Regulatory Safety and Enviro...

Page 20: ... latch Releases the battery so you can remove it 3 SIM card slot Supports a wireless subscriber identity module SIM The SIM slot is located inside of the battery bay 4 Service cover Remove to access the hard drive and memory components 12 Chapter 2 External component identification ENWW ...

Page 21: ...ommunicate with wireless wide area networks WWANs The antennas are not visible from the outside of the computer For optimal transmission keep the areas immediately around the antennas free from obstructions To see wireless regulatory notices refer to the section of the Regulatory Safety and Environmental Notices that applies to your country or region These notices are located in Help and Support E...

Page 22: ...s an AC adapter to an AC outlet 2 AC adapter Converts AC power to DC power 3 Battery Powers the computer when the computer is not plugged into external power Batteries and power cords vary in appearance by country or region 14 Chapter 2 External component identification ENWW ...

Page 23: ...r s n An alphanumeric number that is unique to each product 3 Part number Product number p n The number that provides specific information about the product s hardware components The part number helps a service technician to determine what components and parts are needed 4 Warranty period The duration of the warranty period for the computer 5 Model description The alphanumeric identifier that is n...

Page 24: ...Computer major components 16 Chapter 3 Illustrated parts catalog ENWW ...

Page 25: ... 6 Power connector includes power connector cable and security cable bracket 636452 001 7 System board E350 system board with WWAN 635314 001 E350 system board 639297 001 8 Webcam 635317 001 9 RJ 45 connector includes cable 636452 001 10 Fan includes cable 636453 001 11 Heat sink assembly includes replacement thermal material 635306 001 12 Base enclosure 635303 001 13 RTC battery 635310 001 14 6 c...

Page 26: ...m 4313 802 11b g n 1x1 WiFi and 2070 Bluetooth 2 1 EDR Combo adapter BT3 0 HS ready Broadcom a b g n 2x2 module 600370 001 18 WWAN module SPS WWAN UNDP HSPA EVDO Birlion MINICARD 531993 001 19 Service cover included in the Plastics Kit part number 635309 001 18 Chapter 3 Illustrated parts catalog ENWW ...

Page 27: ... 652556 001 2 Display panel hinges 635307 001 Display panel hinge covers 636450 001 3 29 5 cm 11 6 in 1366 768 HD BrightView LED display panel 629775 001 29 5 cm 11 6 in 1366 x 768 HD BrightView WWAN display panel 646754 001 4 Webcam 635317 001 ENWW Display assembly subcomponents 19 ...

Page 28: ...as includes cables 635301 001 7 Display enclosure 635302 001 Mass storage devices Item Description Spare part number 1 Hard drive includes hard drive bracket 320 GB 7200 rpm 649904 001 320 GB 5400 rpm 649908 001 250 GB 7200 rpm 649908 001 20 Chapter 3 Illustrated parts catalog ENWW ...

Page 29: ...490371 202 For use in North America 490371 001 ClickPad TouchPad button board includes bracket and cable 636449 001 WLAN antennas includes cables 611252 801 630706 801 WWAN antennas includes cables 606493 801 Plastics Kit includes service cover 635309 001 Rubber Kit includes two rear rubber feet 635311 001 Screw Kit 635312 001 ENWW Miscellaneous parts 21 ...

Page 30: ...3 MHz DDR3 628419 001 6 cell 2 55 Ah 55 Wh Li ion battery 629775 001 29 5 cm 11 6 in 1366 x 768 HD BrightView LED display panel 635301 001 Antennas includes WLAN and WWAN antennas 635302 001 Display back cover 635303 001 Base enclosure 635305 001 Display cable 635306 001 Heat sink assembly 635307 001 Display hinge kit 635308 001 29 5 cm 11 6 1366 x 768 HD BrightView LED display assembly 635309 001...

Page 31: ...des RJ 45 connector cable 636453 001 Fan includes cable 637177 001 Hard drive mounting kit includes mounting bracket and screws 639297 001 E350 system board without WWAN 646754 001 Raw panel with WWAN 649904 001 Hard drive 250 GB 7200 rpm 649908 001 Hard drive 320 GB 7200 rpm and 5400 rpm 652556 001 Display bezel ENWW Sequential part number listing 23 ...

Page 32: ...24 Chapter 3 Illustrated parts catalog ENWW ...

Page 33: ...embly 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 damage ...

Page 34: ...tic electricity While handling a drive avoid touching the connector Handle drives on surfaces that are covered with at least one inch of shock proof foam Avoid dropping drives from any height onto any surface After removing a hard drive an optical drive or a diskette drive place it in a static proof bag Avoid exposing a hard drive to products that have magnetic fields such as monitors or speakers ...

Page 35: ...onents in their electrostatic safe containers until you are ready to install them Use non magnetic tools Before touching an electronic component discharge static electricity by using the guidelines described in this section Avoid touching pins leads and circuitry Handle electronic components as infrequently as possible If you remove a component place it in an electrostatic safe container The follo...

Page 36: ... and that proper materials are selected to avoid static charging When grounding is not possible use an ionizer to dissipate electric charges Workstation guidelines Follow these grounding workstation guidelines Cover the workstation with approved static shielding material Use a wrist strap connected to a properly grounded work surface and use properly grounded tools and equipment Use conductive fie...

Page 37: ...en the operator and ground To be effective the conductive strips 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 tabletop workstations with ground cords of one megohm resistance Stati...

Page 38: ... s n This is an alphanumeric identifier that is unique to each product 3 Part number Product number p n This number provides specific information about the product s hardware components The part number helps a service technician to determine what components and parts are needed 4 Model description This is the alphanumeric identifier used to locate documents drivers and support for the computer 5 W...

Page 39: ... The computer feet are adhesive backed rubber pads that are attached to the base enclosure Description Spare part number Rubber Kit includes computer feet two rear 635311 001 ENWW Component replacement procedures 31 ...

Page 40: ...tlet and then unplugging the AC adapter from the computer Remove the battery To remove the battery follow these steps 1 Position the computer upside down on a flat surface with the battery bay toward you 2 Slide the battery release latch 1 to release the battery 3 Remove the battery 2 from the computer Reverse this procedure to install the battery CAUTION Removing a battery that is the sole power ...

Page 41: ...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 32 Removing the SIM card To remove the SIM card follow these steps 1 Position the computer upside down on a flat surface with the battery bay toward you 2 Press in on the SIM card 1 to release it from the SIM card slot 3 Rem...

Page 42: ...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 32 Remove the hard drive To remove the hard drive follow these steps 1 Save your work and shut down the computer 2 Disconnect all of the external devices that are connected to the computer 3 Unplug the power cord ...

Page 43: ...at secure the hard drive to the base enclosure 7 Lift the hard drive out of the hard drive bay 8 If it is necessary to replace the hard drive bracket or connector follow these steps a Remove the 4 screws 1 that secure the hard drive bracket to the hard drive ENWW Component replacement procedures 35 ...

Page 44: ...b Lift the hard drive 3 straight up to remove it from the hard drive bracket Reverse this procedure to install the hard drive 36 Chapter 4 Removal and replacement procedures ENWW ...

Page 45: ...ent 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 If you replace the module and then receive a warning message remove the module to restore computer functionality and then contact technical support To remove the WWAN module follow these steps 1 Po...

Page 46: ...ay from the slot at an angle NOTE WWAN modules are designed with a notch 4 to prevent incorrect insertion of the WWAN module into the WWAN module slot Reverse this procedure to install the WWAN module 38 Chapter 4 Removal and replacement procedures ENWW ...

Page 47: ... service cover see Hard drive on page 33 Remove the WLAN module 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 If you replace the module and then receive a warning message remove the module to restore computer functionality and t...

Page 48: ...rom the slot at an angle NOTE WLAN modules are designed with a notch 4 to prevent incorrect insertion of the WLAN module into the WLAN module slot Reverse this procedure to install the WLAN module 40 Chapter 4 Removal and replacement procedures ENWW ...

Page 49: ...move the service cover see Hard drive on page 33 Remove the memory module NOTE 1024 MB primary memory is included on the system board Memory is both customer accessible and upgradable It is located in the accessory compartment To remove the memory module follow these steps 1 Save your work and shut down the computer 2 Disconnect all of the external devices that are connected to the computer CAUTIO...

Page 50: ...Grasp the edge of the memory module 2 and then gently pull the memory module out of the memory module slot 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 To protect a memory module after removal place it in an electrostatic safe container Reverse this procedure to install a memory module 42 Chapter 4 Removal ...

Page 51: ...vices that are 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 32 5 Remove the service cover see Hard drive on page 33 6 Remove the hard drive see Hard drive on page 33 Removing the keyboard To remove the keyboard follow these steps ...

Page 52: ...2 and turn it upside down resting it on the top cover 7 Release the zero insertion force ZIF connector 1 to which the keyboard cable is attached and then disconnect the keyboard cable 2 from the system board 8 Remove the keyboard Reverse this procedure to install the keyboard 44 Chapter 4 Removal and replacement procedures ENWW ...

Page 53: ...tery on page 32 5 Remove the service cover Hard drive on page 33 6 Remove the hard drive see Hard drive on page 33 7 Remove the keyboard see Keyboard on page 43 Remove the top cover To remove the top cover follow these steps 1 Position the computer upside down on a flat surface with the front toward you 2 Use a thin flat tool to release the 2 rubber feet and then remove the two screws that are loc...

Page 54: ... and then unplugging the AC adapter from the computer 4 Remove the battery see Battery on page 32 5 Remove the service cover see Hard drive on page 33 6 Remove the keyboard see Keyboard on page 43 7 Remove the top cover see Top cover on page 45 Before removing the power button board follow these steps 1 Shut down the computer If you are unsure whether the computer is off or in Hibernation mode tur...

Page 55: ...ton board to the top cover 3 Lift up and remove the power button board 2 Reverse this procedure to install the power button board ClickPad TouchPad button board Description Spare part number ClickPad TouchPad button board includes bracket and cable 636449 001 Before removing the ClickPad TouchPad button board follow these steps 1 Shut down the computer If you are unsure whether the computer is off...

Page 56: ...the ClickPad TouchPad it is necessary to remove the ClickPad TouchPad button board bracket Remove the ClickPad TouchPad button board bracket To remove the ClickPad TouchPad button board bracket follow these steps 1 Position the top cover upside down with the front toward you 2 Remove the four screws that secure the ClickPad TouchPad button board bracket to the top cover 1 3 Lift up and remove the ...

Page 57: ...ure whether the computer is off or in Hibernation mode turn on the computer and then shut it down using the operating system 2 Disconnect all of the external devices that are 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 32 5 Remov...

Page 58: ... cover upside down with the front toward you 2 Remove the 2 screws that secure the speaker assembly to the top cover 1 3 Lift up and remove the speaker assembly 2 Reverse this procedure to install the speaker assembly 50 Chapter 4 Removal and replacement procedures ENWW ...

Page 59: ...ct the wireless antenna cables from the WLAN module see WLAN module on page 39 and WWAN module see WWAN module on page 37 8 Remove the keyboard see Keyboard on page 43 9 Remove the top cover see Top cover on page 45 Remove the display assembly 1 Position the computer display side up with the front toward you 2 Open the computer as far as possible 3 Disconnect the display panel cable 1 from the sys...

Page 60: ...al components a Flex the inside edges of the top edge 1 the left and right sides 2 and the bottom edge 3 of the display bezel until the bezel disengages from the display enclosure b Lift up and remove the display bezel 4 Reverse this procedure to install the display bezel 9 If it is necessary to replace the webcam module a Lift the webcam module straight up 1 to release the adhesive material from ...

Page 61: ...ssary to replace the display panel a Remove the 4 screws 1 that secure the display hinge brackets to the display panel b Lift up and remove the display hinge brackets 2 from the display panel c Lift the display panel up at a 45 degree angle 1 and then lift straight up 2 to remove it ENWW Component replacement procedures 53 ...

Page 62: ...ips and routing channels built into the base enclosure b Slide the antenna cables through the hole near the display assembly 2 Reverse this procedure to reassemble and install the display assembly NOTE When reconnecting the antenna cables be sure that they are routed in the proper channels so that they cannot be caught snagged or interfere with other parts 54 Chapter 4 Removal and replacement proc...

Page 63: ...ugging the AC adapter from the computer 4 Remove the battery see Battery on page 32 5 Remove the following components a Service cover see Hard drive on page 33 b Hard drive see Hard drive on page 33 c Keyboard see Keyboard on page 43 d Top cover see Top cover on page 45 e Display assembly see Display assembly on page 51 When replacing the system board be sure that the following components are remo...

Page 64: ...stem board to the base enclosure 4 Lift the left side of the system board 2 until it rests at an angle 5 Remove the system board 3 by sliding it away from the base enclosure at a 45 degree angle Reverse the procedure to install the system board 56 Chapter 4 Removal and replacement procedures ENWW ...

Page 65: ...st 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 32 5 Remove the service cover see Hard drive on page 33 6 Remove the system board see System board on page 55 Remove the RTC battery To remove the RTC battery follow these steps 1 Position the computer upside down on a flat surface with the front toward you ...

Page 66: ...mputer 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 32 5 Remove the following components a Service cover see Hard drive on page 33 b Hard driv...

Page 67: ...e surfaces of the heat sink assembly and the system board each time the heat sink assembly is removed Thermal pads are located on the heat sink 1 and on the base enclosure 2 underneath the heat sink Reverse this procedure to install the heat sink assembly ENWW Component replacement procedures 59 ...

Page 68: ...ing the power cord from the AC outlet and then unplugging the AC adapter from the computer 4 Remove the battery see Battery on page 32 5 Remove the following components a Service cover see Hard drive on page 33 b Hard drive see Hard drive on page 33 c Keyboard see Keyboard on page 43 d Top cover see Top cover on page 45 e Display assembly see Display assembly on page 51 f System board see System b...

Page 69: ...er To remove the RJ 45 connector cover follow these steps 1 Slide the RJ 45 cover to the right grasping the cover at the indentation on the left side 1 in order to release the cover 2 Gently press the hinged bottom of the rubber tail on the left side to open the RJ 45 cover 2 ENWW Component replacement procedures 61 ...

Page 70: ...r 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 32 5 Remove the following components a Service cover see Hard drive on page 33 b Hard drive see Hard drive on page 33 c Keyboard see Keyboard on page 43 d Top cover see Top cover on page 45 e Display assembly see Display assembly on page 51 f System ...

Page 71: ...ices that are 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 32 5 Remove the following components a Service cover see Hard drive on page 33 b Hard drive see Hard drive on page 33 c Keyboard see Keyboard on page 43 d Top cover see To...

Page 72: ...Disconnect the fan cable 1 from the system board 2 Remove the 3 screws 1 that secure the fan to the base enclosure 3 Lift up and remove the fan 2 Reverse this procedure to install the fan 64 Chapter 4 Removal and replacement procedures ENWW ...

Page 73: ...lowing procedure explains how to change the language of the Setup Utility If Setup Utility is not already running begin at step 1 If Setup Utility is already running begin at step 2 1 Open Setup Utility by turning on or restarting the device and then pressing f10 while the F10 BIOS Setup Options message is displayed in the lower left corner of the screen 2 Use the arrow keys to select System Confi...

Page 74: ...ain menu System information such as the system time and date and identification information about the device displays 3 To exit Setup Utility without changing any settings use the arrow keys to select Exit Exit Discarding Changes and then press enter Restoring default settings in Setup Utility The following procedure explains how to restore Setup Utility default settings If Setup Utility is not al...

Page 75: ...ther choice the device restarts in Windows Setup Utility menus The menu tables in this section provide an overview of Setup Utility options NOTE Some of the Setup Utility menu items that are listed in this section may not be supported by your computer Main menu Select To do this System information View and change the system time and date View identification information about the device View specif...

Page 76: ... the internal network adapter Boot Order set the boot order for the following Internal hard drive select models only USB floppy drive USB CD DVD ROM drive USB flash drive USB hard drive USB card reader Network adapter NOTE Only the devices that are available on the system appear in the boot order menu Diagnostics menu Select To do this Hard Disk Self Test select models only Run a comprehensive sel...

Page 77: ...8 A Temperature Operating 5 C to 35 C 41 F to 95 F Nonoperating 20 C to 65 C 4 F to 149 F Relative humidity noncondensing Operating 10 to 90 Nonoperating 0 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 computer operates well w...

Page 78: ... 25 55 cm 10 06 in Number of colors 262 144 Contrast ratio 400 1 typical Brightness 200 nits typical Pixel resolution Pitch 0 2175 0 2175 mm Format 1024 600 Configuration RGB vertical stripe Backlight Edge lit Character display 80 25 Total power consumption 3 0 W Viewing angle 40 horizontal 20 40 vertical typical 70 Chapter 6 Specifications ENWW ...

Page 79: ...s 3 ms Average 13 ms 13 ms Maximum 24 ms 24 ms Logical blocks 117 210 240 117 210 240 Disc rotational speed 7200 rpm 7200 rpm 5400 rpm Operating temperature 5 C to 55 C 41 F to 131 F 5 C to 55 C 41 F to 131 F 1 GB 1 billion bytes when referring to hard drive storage capacity Actual accessible capacity is less Actual drive specifications may differ slightly NOTE Certain restrictions and exclusions ...

Page 80: ...72 Chapter 6 Specifications ENWW ...

Page 81: ...em and HP to help you safeguard your information and restore it if ever needed This chapter provides information on the following topics Creating a set of recovery discs or a recovery flash drive Recovery Manager software feature Performing a system restore from the partition recovery discs or a recovery flash drive Backing up your information Recovering a program or driver ENWW 73 ...

Page 82: ...he flash drive after setting up the computer for the first time NOTE HP Recovery Manager allows the creation of only one set of recovery discs or one recovery flash drive Handle these discs or flash drive carefully and keep them in a safe place NOTE If your computer does not include an integrated optical drive you can use an optional external optical drive purchased separately to create recovery d...

Page 83: ...g Recovery Manager Recovery Manager restores only software that was preinstalled at the factory Software not provided with this computer must be downloaded from the manufacturer s Web site or reinstalled from the disc provided by the manufacturer Restoring using the dedicated recovery partition select models only When using the dedicated recovery partition there is an option to back up pictures mu...

Page 84: ...then restart the computer or Insert the recovery flash drive into a USB port on your computer and then restart the computer NOTE If the computer does not automatically restart in the Recovery Manager the computer boot order needs to be changed 3 Press f9 at system bootup 4 Select the optical drive or the flash drive 5 Follow the on screen instructions 76 Chapter 7 Backup and recovery ENWW ...

Page 85: ...the computer has a virus attack or if any major system components fail In order to correct computer issues a recovery should first be attempted before a system restore is attempted You can back up your information to an optional external hard drive a network drive or discs Back up your system at the following times At regularly scheduled times TIP Set reminders to back up your information periodic...

Page 86: ...r before you start the backup process Allow enough time to complete the backup process Depending on file sizes it may take over an hour To create a backup 1 Select Start Control Panel System and Security Backup and Restore 2 Follow the on screen instructions to schedule and create a backup NOTE Windows includes the User Account Control feature to improve the security of the computer You may be pro...

Page 87: ...whenever the computer is functioning optimally NOTE If you revert to a restore point and then change your mind you can reverse the restoration Create a system restore point 1 Select Start Control Panel System and Security System 2 In the left pane click System Protection 3 Click the System Protection tab 4 Follow the on screen instructions Restore to a previous date and time To revert to a restore...

Page 88: ...80 Chapter 7 Backup and recovery ENWW ...

Page 89: ...Connector pin assignments Audio out headphone Audio in microphone jack Pin Signal 1 Left audio signal in 2 Right audio signal in 3 Ground 4 Microphone ENWW Audio out headphone Audio in microphone jack 81 ...

Page 90: ...reen analog 3 Blue analog 4 Not connected 5 Ground 6 Ground analog 7 Ground analog 8 Ground analog 9 5 VDC 10 Ground 11 Monitor detect 12 DDC 2B data 13 Horizontal sync 14 Vertical sync 15 DDC 2B clock 82 Chapter 8 Connector pin assignments ENWW ...

Page 91: ...RJ 45 network Pin Signal 1 Transmit 2 Transmit 3 Receive 4 Unused 5 Unused 6 Receive 7 Unused 8 Unused ENWW RJ 45 network 83 ...

Page 92: ...Universal Serial Bus Pin Signal 1 5 VDC 2 Data 3 Data 4 Ground 84 Chapter 8 Connector pin assignments ENWW ...

Page 93: ...listed below 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 amps and a nominal voltag...

Page 94: ...must be a two pole grounding type with a NEMA 5 15P 15 A 125 V or NEMA 6 15P 15 A 250 V configuration 3 The appliance coupler flexible cord and wall plug must bear a T mark and registration number in accordance with the Japanese Dentori Law The flexible cord must be Type VCT or VCTF 3 conductor 1 00 mm conductor size The wall plug must be a two pole grounding type with a Japanese Industrial Standa...

Page 95: ...ndle them carefully NOTE Materials Disposal This HP product contains mercury in the backlight in the display assembly that might require special handling at end of life Disposal of mercury may be regulated because of environmental considerations For disposal or recycling information contact your local authorities or see the Electronic Industries Alliance EIA Web site at http www eiae org This sect...

Page 96: ... and screws 2 that secure the display bezel to the display assembly 2 Lift up and out on the left and right inside edges 1 and the top and bottom inside edges 2 of the display bezel until the bezel disengages from the display assembly 3 Remove the display bezel 3 88 Chapter 10 Recycling ENWW ...

Page 97: ...embly to the display enclosure 6 Remove the display panel assembly 2 from the display enclosure 7 Turn the display panel assembly upside down 8 Remove all screws that secure the display panel frame to the display panel 9 Use a sharp edged tool to cut the tape 1 that secures the sides of the display panel to the display panel frame ENWW Display 89 ...

Page 98: ...lay panel 11 Remove the screws 1 that secure the backlight cover to the display panel 12 Lift the top edge of the backlight cover 2 and swing it outward 13 Remove the backlight cover 14 Turn the display panel right side up 90 Chapter 10 Recycling ENWW ...

Page 99: ...16 Turn the display panel upside down WARNING The backlight contains mercury Exercise caution when removing and handling the backlight to avoid damaging this component and causing exposure to the mercury 17 Remove the backlight frame from the display panel ENWW Display 91 ...

Page 100: ... panel 20 Remove the screws 2 that secure the LCD panel to the display rear panel 21 Release the LCD panel 3 from the display rear panel 22 Release the tape 4 that secures the LCD panel to the display rear panel 23 Remove the LCD panel 24 Recycle the LCD panel and backlight 92 Chapter 10 Recycling ENWW ...

Page 101: ...t 9 left side 10 right side 9 computer feet locations 31 spare part number 31 computer specifications 69 connectors service considerations 25 cord power 14 D Diagnostics menu 68 Digital Media Slot identifying 9 diskette drive precautions 26 product description 2 display assembly removal 51 spare part number 17 51 display component recycling 87 display specifications 70 displaying system informatio...

Page 102: ...twork jack 83 RJ 45 jack 83 Universal Serial Bus USB port 84 plastic parts 25 pointing device product description 2 ports external monitor 9 HDMI 10 product description 2 USB 9 10 power button identifying 7 power connector identifying 10 power cord set requirements 85 spare part number 21 power cord identifying 14 power requirements product description 3 power on password 67 Processor C4 State 68 ...

Page 103: ...information 67 system recovery 75 system restore points 79 T tools required 25 top cover removal 45 spare part number 17 45 TouchPad scroll zone identifying 5 transporting guidelines 28 U USB port pin assignments 84 USB ports identifying 9 10 using system restore 79 V vents identifying 10 W webcam light identifying 11 webcam identifying 11 webcam product description 2 Windows applications key iden...

Page 104: ...96 Index ENWW ...

Search results

Summary of Contents for 3105m

Reviews:

Related manuals for 3105m

Brands by name

Popular brands

HP 3105m, Maintenance And Service Manual

Search results

Summary of Contents for 3105m

Reviews:

Related manuals for 3105m

Brands by name

Popular brands