Dell Inspiron 3847 Owner'S Manual Download Page 43 | Manualshive

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Removing the Processor Fan and Heat Sink Assembly |

43

Procedure

1

Disconnect the processor-fan cable from the system board connector (FNCPU1).
See "System-Board Components" on page 11.

2

Using a phillips screwdriver loosen the captive screws that secure the processor fan
and heat-sink assembly to the system board.

3

Lift the processor fan and heat-sink assembly out of the computer.

1

processor fan and heat-sink assembly

2

captive screws (4)

3

processor-fan cable

3

2

1

book.book Page 43 Tuesday, November 12, 2013 1:54 PM

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Summary of Contents for Inspiron 3847

Page 1: ...Inspiron 3847 Owner s Manual Computer model Inspiron 3847 Regulatory model D16M Regulatory type D16M001 ...

Page 2: ...ION A CAUTION indicates potential damage to hardware or loss of data if instructions are not followed WARNING A WARNING indicates a potential for property damage personal injury or death ____________________ 2013 Dell Inc Trademarks used in this text Dell the DELL logo and Inspiron are trademarks of Dell Inc 2013 11 Rev A00 ...

Page 3: ...ng the Computer Cover 12 Procedure 12 Replacing the Computer Cover 13 Procedure 13 Postrequisites 13 Removing the Memory Module s 14 Prerequisites 14 Procedure 14 Replacing the Memory Module s 15 Procedure 15 Postrequisites 15 Removing the Graphics Card 16 Prerequisites 16 Procedure 16 Replacing the Graphics Card 18 Procedure 18 Postrequisites 18 Removing the Front Bezel 19 Prerequisites 19 Proced...

Page 4: ...rd Drive 23 Prerequisites 23 Procedure 23 Replacing the Primary Hard Drive 25 Procedure 25 Postrequisites 25 Removing the Secondary Hard Drive 26 Prerequisites 26 Procedure 26 Replacing the Secondary Hard Drive 28 Procedure 28 Postrequisites 28 Removing the Optical Drive 29 Prerequisites 29 Procedure 29 Replacing the Optical Drive 31 Procedure 31 Postrequisites 31 Removing the Front I O Panel 34 P...

Page 5: ... Fan 40 Prerequisites 40 Procedure 40 Replacing the Chassis Fan 41 Procedure 41 Postrequisites 41 Removing the Processor Fan and Heat Sink Assembly 42 Prerequisites 42 Procedure 43 Replacing the Processor Fan and Heat Sink Assembly 44 Procedure 44 Postrequisites 44 Removing the Processor 45 Prerequisites 45 Procedure 45 Replacing the Processor 46 Procedure 46 Postrequisites 47 Removing the Coin Ce...

Page 6: ...the Power Supply Unit 50 Prerequisites 50 Procedure 50 Replacing the Power Supply Unit 51 Procedure 51 Postrequisites 51 Removing the System Board 52 Prerequisites 52 Procedure 53 Replacing the System Board 54 Procedure 54 Postrequisites 54 Entering the Service Tag in the BIOS 54 Flashing the BIOS 55 ...

Page 7: ...ead the safety information that shipped with your computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance WARNING Disconnect all power sources before opening the computer cover or panels After you finish working inside the computer replace all covers panels and screws before connecting to the power source CAUTION To avoid damaging the compu...

Page 8: ...hem evenly aligned to avoid bending any connector pins When connecting cables make sure that the connectors and ports are correctly oriented and aligned CAUTION To disconnect a network cable first unplug the cable from your computer and then unplug the cable from the network device CAUTION Press and eject any installed card from the media card reader Recommended Tools The procedures in this docume...

Page 9: ...erely damage your computer 1 Replace all screws and make sure that no stray screws remain inside your computer 2 Place the computer in an upright position 3 Connect any external devices cables cards and any other part s you removed before working on your computer 4 Connect your computer and all attached devices to their electrical outlets ...

Page 10: ...You Begin on page 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Inside View of Your Computer 1 power supply 2 optical drive 3 front bezel 4 primary hard drive 5 card retention bracket 1 2 3 5 4 ...

Page 11: ...1 9 password reset jumper PWCLR1 10 front panel USB connector USBF3 11 SATA connector SATA 3 12 SATA connector SATA 2 13 power button connector LED H1 14 SATA connector SATA 1 15 SATA connector SATA 0 16 battery socket BT1 17 front panel audio connector AUDF1 18 PCI Express x1 card slot SLOT3 19 PCI Express x16 card slot SLOT2 20 PCI Express x1 card slot SLOT1 21 Mini Card slot MINI1 22 chassis fa...

Page 12: ...rking Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Procedure 1 Place the computer on its side with the computer cover facing up 2 Using a screwdriver remove the screws that secure the computer cover to the chassis 3 Release the computer cover by sliding it away from the front of the computer...

Page 13: ...egulatory Compliance Homepage at dell com regulatory_compliance Procedure 1 Connect all the cables and fold the cables out of the way 2 Ensure that no tools or extra parts are left inside the computer 3 Align the tabs at the bottom of the computer cover with the slots located along the edge of the chassis 4 Press the computer cover down and slide it towards the front of the computer 5 Replace the ...

Page 14: ...egulatory Compliance home page at dell com regulatory_compliance Prerequisites Remove the computer cover See Removing the Computer Cover on page 12 Procedure 1 Locate the memory module connector on the system board See System Board Components on page 11 2 Press out the securing clip at each end of the memory module connector NOTE If the memory module is difficult to remove gently ease the memory m...

Page 15: ...t practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Press out the securing clip at each end of the memory module connector 2 Align the notch on the memory module with the tab on the memory module connector 3 Insert the memory module into the memory module connector and press the memory module down until it snaps into position and the securing clips loc...

Page 16: ...ing Inside Your Computer on page 9 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites Remove the computer cover See Removing the Computer Cover on page 12 Procedure 1 Push the release tab to release the card retention bracket from the chassis 2 Push the securing tab down to release the graphics card 3 Grasp the card by its top cor...

Page 17: ...Removing the Graphics Card 17 1 securing tab 2 graphics card 1 2 ...

Page 18: ...afety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Locate the PCI Express x16 card slot See System Board Components on page 11 2 Align the graphics card with the PCI Express x16 card slot on the system board 3 Place the card in the slot and press down firmly Ensure that the card is firmly seated in the slot 4 Rotate the card retention bracket...

Page 19: ...s see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites Remove the computer cover See Removing the Computer Cover on page 12 Procedure 1 Place the computer in an upright position 2 Grasp and release the front bezel tabs sequentially from the top one at a time by moving them away from the front panel 3 Rotate and pull the front bezel away from the front of the comp...

Page 20: ...omputer follow the instructions in After Working Inside Your Computer on page 9 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Align and insert the front bezel clamps into the front panel slots 2 Rotate the front bezel towards the computer until the front bezel tabs snap into place Postrequisites Replace the computer cover See R...

Page 21: ...t practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites Remove the computer cover See Removing the Computer Cover on page 12 Procedure 1 Locate the mini card slot MINI1 on the system board See System Board Components on page 11 2 Disconnect the antenna cables from the wireless mini card 3 Remove the screw that secures the wireless mini card to the system...

Page 22: ... card do not place any cables under it 1 Align the notch on the wireless mini card with the tab on the mini card connector 2 Slide the wireless mini card at an angle into the system board connector 3 Press the other end of the wireless mini card down and replace the screw that secures the wireless mini card to the system board 4 Connect the antenna cables to the wireless mini card The following ta...

Page 23: ...home page at dell com regulatory_compliance CAUTION To avoid data loss do not remove the hard drive while the computer is On or in Sleep state CAUTION Hard drives are fragile Exercise care when handling the hard drive Prerequisites Remove the computer cover See Removing the Computer Cover on page 12 Procedure 1 Disconnect the power and data cables from the primary hard drive 2 Remove the screws th...

Page 24: ...rimary Hard Drive 4 Remove the screws that secure the hard drive brackets to the primary hard drive 5 Lift the primary hard drive off the hard drive brackets 1 screws 2 2 hard drive brackets 2 3 primary hard drive 2 3 1 ...

Page 25: ...page at dell com regulatory_compliance CAUTION Hard drives are fragile Exercise care when handling the hard drive Procedure 1 Align the screw holes on the primary hard drive with the screw holes on the hard drive brackets 2 Replace the screws that secure the hard drive brackets to the primary hard drive 3 Slide the primary hard drive assembly into the computer 4 Replace the screws that secure the ...

Page 26: ...9 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance CAUTION To avoid data loss do not remove the hard drive while the computer is On or in Sleep state CAUTION Hard drives are fragile Exercise care when handling the hard drive Prerequisites Remove the computer cover See Removing the Computer Cover on page 12 Procedure 1 Disconnect the power and...

Page 27: ...computer 4 Remove the screws that secure the hard drive brackets to the secondary hard drive 5 Lift the secondary hard drive off the hard drive brackets 1 power cable 2 data cable 3 secondary hard drive assembly 4 screw 1 screws 2 2 hard drive brackets 2 3 secondary hard drive 1 4 2 3 2 3 1 ...

Page 28: ...e at dell com regulatory_compliance CAUTION Hard drives are fragile Exercise care when handling the hard drive Procedure 1 Align the screw holes on the secondary hard drive with the screw holes on the hard drive brackets 2 Replace the screws that secure the hard drive brackets to the secondary hard drive 3 Slide the secondary hard drive assembly into the computer 4 Replace the screws that secure t...

Page 29: ...uctions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Prerequisites 1 Remove the computer cover See Removing the Computer Cover on page 12 2 Remove the front bezel See Removing the Front Bezel on page 19 Procedure 1 Disconnect the power and data cables from the optical drive ...

Page 30: ...ush and slide the optical drive out through the front of the computer NOTE Repeat steps 1 to 3 to remove secondary optical drive if applicable 4 Set aside the optical drive 1 optical drive 2 screws 2 3 power cable 4 data cable 3 4 2 1 ...

Page 31: ...Compliance Homepage at dell com regulatory_compliance Procedure 1 Gently slide the optical drive into the optical drive bay through the front of the computer 2 Align the screw holes on the optical drive with the screw holes on the chassis 3 Replace the screws that secure the optical drive to the chassis 4 Connect the power and data cables to the optical drive NOTE Repeat steps 1 to 4 to replace se...

Page 32: ...32 Replacing the Optical Drive Installing a Secondary Optical Drive optional 1 To install a secondary optical drive pull the break away metal plate off the chassis 1 metal plate 1 ...

Page 33: ...of the computer 3 Align the screw holes on the secondary optical drive with the screw holes on the chassis 4 Replace the screws that secure the secondary optical drive to the chassis 5 Connect the power and data cables to the secondary optical drive 1 secondary optical drive 2 screws 2 3 data cable 4 power cable 1 3 4 2 ...

Page 34: ...ites 1 Remove the computer cover See Removing the Computer Cover on page 12 2 Remove the front bezel See Removing the Front Bezel on page 19 Procedure CAUTION When sliding the front I O panel out of the computer be extremely careful Carelessness may result in damage to the cable connectors and the cable routing clips NOTE Note the routing of all cables as you remove them so that you can re route t...

Page 35: ... the Front I O Panel 35 3 Slide the front I O panel towards the side as shown in the illustration to release the clamps from the front panel and pull it away 1 front I O panel 2 screw 3 I O panel cables 3 3 1 2 ...

Page 36: ... best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Procedure 1 Align and slide the front I O panel clamps into the front I O panel clamp slot 2 Replace the screw that secures the front I O panel to the front panel 3 Connect the front I O panel cables to the system board connectors AUDF1 USBF1 and USBF3 See System Board Components on page 11 Postreq...

Page 37: ... page 9 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites 1 Remove the computer cover See Removing the Computer Cover on page 12 2 Remove the front bezel See Removing the Front Bezel on page 19 Procedure NOTE Note the routing of the cable as you remove it so that you can re route it correctly after you replace the power button mo...

Page 38: ...er Button Module 2 Press the tabs on the power button module and pull the power button module to release it from the front panel 3 Set aside the power button module 1 tabs 2 power button module 3 power button cable 3 1 2 ...

Page 39: ... 9 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Align and push the power button module tabs into the slots on the front panel 2 Connect the power button module cable to the system board connector LEDH1 See System Board Components on page 11 3 Route the power button module cable through its routing guide Postrequisites 1 Replac...

Page 40: ... 9 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites Remove the computer cover See Removing the Computer Cover on page 12 Procedure 1 Disconnect the chassis fan cable from the system board connector FANSYS2 See System Board Components on page 11 2 Remove the screws that secure the chassis fan to the chassis 3 Slide and lift the c...

Page 41: ...or more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Align the screw holes on the chassis fan with the screw holes on the chassis 2 Replace the screws that secure the chassis fan to the chassis 3 Connect the chassis fan cable to the system board connector FANSYS2 See System Board Components on page 11 Postrequisites 1 Replace the front...

Page 42: ...nside Your Computer on page 9 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance WARNING The heat sink may become hot during normal operation Allow sufficient time for the heat sink to cool before you touch it CAUTION To ensure maximum cooling for the processor do not touch the heat transfer areas on the heat sink The oils in your skin can redu...

Page 43: ...r FNCPU1 See System Board Components on page 11 2 Using a phillips screwdriver loosen the captive screws that secure the processor fan and heat sink assembly to the system board 3 Lift the processor fan and heat sink assembly out of the computer 1 processor fan and heat sink assembly 2 captive screws 4 3 processor fan cable 3 2 1 ...

Page 44: ...processor Procedure NOTE The original thermal grease can be reused if the original processor and heat sink are reinstalled together CAUTION If either the processor or the heat sink is replaced use the thermal grease provided in the kit to make sure that thermal conductivity is achieved 1 Place the processor fan and heat sink assembly over the processor 2 Connect the processor fan cable to the syst...

Page 45: ...nce CAUTION Processors are fragile Handle the processor only by the edges and do not touch the metal pins Prerequisites 1 Remove the computer cover See Removing the Computer Cover on page 12 2 Remove the processor fan and heat sink See Removing the Processor Fan and Heat Sink Assembly on page 42 Procedure 1 Press the release lever down and then pull it outwards to release it from the securing tab ...

Page 46: ... socket is fully extended in the open position 2 Align the pin 1 corner on the processor with the pin 1 corner on the processor socket and then place the processor in the processor socket NOTE The pin 1 corner of the processor has a triangle that aligns with the triangle on the pin 1 corner on the processor socket When the processor is properly seated all four corners are aligned at the same heigh...

Page 47: ...the Processor 47 Postrequisites 1 Replace the processor fan and heat sink See Replacing the Processor Fan and Heat Sink Assembly on page 44 2 Replace the computer cover See Replacing the Computer Cover on page 16 ...

Page 48: ...ory Compliance home page at dell com regulatory_compliance CAUTION Removing the coin cell battery resets the BIOS settings to default It is recommended that you note the BIOS settings before removing the coin cell battery Prerequisites Remove the computer cover See Removing the Computer Cover on page 12 Procedure 1 Locate the battery socket BT1 See System Board Components on page 11 2 Press the ba...

Page 49: ...on page 9 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance WARNING The battery may explode if installed incorrectly Replace the battery only with the same or equivalent type Discard used batteries according to the manufacturer s instructions Procedure Insert a new coin cell battery CR2032 into the battery socket with the positive side facing ...

Page 50: ...rmation see the Regulatory Compliance Homepage at dell com regulatory_compliance Prerequisites Remove the computer cover See Removing the Computer Cover on page 12 Procedure 1 Disconnect the DC power cables from the system board ATX1 hard drive and optical drive See System Board Components on page 11 2 Remove the screws that secure the power supply unit to the chassis 3 Press the power supply clam...

Page 51: ...or additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Procedure 1 Slide the power supply towards the back of the chassis 2 Align the screw holes on the power supply unit with the screw holes on the chassis 3 Replace the screws that secure the power supply unit to the chassis 4 Connect the DC power cables to the system board and the...

Page 52: ...g the cables from the system board note the location of the connectors so that you can reconnect them correctly after you replace the system board Prerequisites 1 Remove the computer cover See Removing the Computer Cover on page 12 2 Remove the wireless mini card See Removing the Wireless Mini Card on page 21 3 Remove the coin cell battery See Removing the Coin Cell Battery on page 48 4 Remove the...

Page 53: ...53 Procedure 1 Make note of the cable routing and remove the cables from the routing guides 2 Remove the screws that secure the system board to the chassis 3 Lift the system board out of the chassis 1 screws 8 2 system board 1 2 ...

Page 54: ...he system board to the chassis Postrequisites 1 Route and connect the cables that you disconnected from the system board See System Board Components on page 11 2 Replace the memory modules See Replacing the Memory Module s on page 15 3 Replace the processor Replacing the Processor on page 46 4 Replace the processor fan and heat sink See Replacing the Processor Fan and Heat Sink Assembly on page 44...

Page 55: ... of the Service Tag NOTE If the Service Tag cannot be detected automatically select your product under the product categories 4 Click Drivers and Downloads 5 In the Operating System drop down select the operating system installed on your computer 6 Click BIOS 7 Click Download File to download the latest version of the BIOS for your computer 8 On the next page select Single file download and click ...

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