Dell Inspiron 14 3451 Service Manual

Dell Inspiron 14 3451 Manual

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  • Dell Inspiron 14 3451 | Service Manual - Page 1
    Inspiron 14 3000 Series Service Manual Computer Model: Inspiron 14-3451 Regulatory Model: P60G Regulatory Type: P60G002
  • Dell Inspiron 14 3451 | Service Manual - Page 2
    potential damage to hardware or loss of data and tells you how to avoid the problem. WARNING: A WARNING indicates a potential for property damage, personal injury, or death. Copyright © 2015 Dell Inc. All rights reserved. This product is protected by U.S. and international copyright and intellectual
  • Dell Inspiron 14 3451 | Service Manual - Page 3
    Contents Before working inside your computer 10 Before you begin 10 Safety instructions 10 Recommended tools 11 After working inside your computer 13 Removing the battery 14 Procedure...14 Replacing the battery 15 Procedure...15 Removing the base cover 16 Prerequisites...16 Procedure...16
  • Dell Inspiron 14 3451 | Service Manual - Page 4
    modules 22 Prerequisites...22 Procedure...22 Replacing the memory modules 24 Procedure...24 Post-requisites 25 Removing the wireless card 26 Prerequisites...26 Procedure...26 Replacing the wireless card 28 Procedure...28 Post-requisites
  • Dell Inspiron 14 3451 | Service Manual - Page 5
    Removing the touch pad 39 Prerequisites...39 Procedure...39 Replacing the touch pad 42 Procedure...42 Post-requisites 42 Removing the power-button board 43 Prerequisites...43 Procedure...43 Replacing the power-button board 45 Procedure...45 Post-requisites 45 Removing the speakers 46
  • Dell Inspiron 14 3451 | Service Manual - Page 6
    52 Procedure...52 Replacing the system board 55 Procedure...55 Post-requisites 55 Removing the coin-cell battery 57 Prerequisites...57 Procedure...57 Replacing the coin-cell battery 59 Procedure...59 Post-requisites 59 Removing the thermal-cooling assembly 60 Prerequisites...60 Procedure...60
  • Dell Inspiron 14 3451 | Service Manual - Page 7
    Removing the display assembly 66 Prerequisites...66 Procedure...66 Replacing the display assembly 71 Procedure...71 Post-requisites 71 Removing the display bezel 72 Prerequisites...72 Procedure...72 Replacing the display bezel 74 Procedure...74 Post-requisites 74 Removing the display panel 75
  • Dell Inspiron 14 3451 | Service Manual - Page 8
    ...90 Post-requisites 90 Removing the computer base 91 Prerequisites...91 Procedure...91 Replacing the computer base 93 Procedure...93 Post-requisites 93 Flashing the BIOS 94
  • Dell Inspiron 14 3451 | Service Manual - Page 9
    Getting help and contacting Dell 95 Self-help resources 95 Contacting Dell 95
  • Dell Inspiron 14 3451 | Service Manual - Page 10
    Start → Shut down. NOTE: If you are using a different operating system, see the documentation of your operating system for shut-down instructions. 3 Disconnect your computer and all attached devices from their electrical outlets. 4 Disconnect all cables such as telephone cables, network cables and
  • Dell Inspiron 14 3451 | Service Manual - Page 11
    pins and contacts. CAUTION: You should only perform troubleshooting and repairs as authorized or directed by the Dell technical assistance team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. See the safety instructions that shipped with the product or at
  • Dell Inspiron 14 3451 | Service Manual - Page 12
    • Philips screwdriver • Plastic scribe 12
  • Dell Inspiron 14 3451 | Service Manual - Page 13
    After working inside your computer CAUTION: Leaving stray or loose screws inside your computer may severely damage your computer. 1 Replace all screws and ensure that no stray screws remain inside your computer. 2 Connect any external devices, peripherals, and cables you removed before working on
  • Dell Inspiron 14 3451 | Service Manual - Page 14
    inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure 1 Close the display and turn the computer over. 2 Slide the battery-release latch to the unlock
  • Dell Inspiron 14 3451 | Service Manual - Page 15
    your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure 1 Close the display and turn the computer over. 2 Place the battery in the battery bay and snap the
  • Dell Inspiron 14 3451 | Service Manual - Page 16
    computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites Remove the battery. Procedure 1 Remove the screws that secure the base
  • Dell Inspiron 14 3451 | Service Manual - Page 17
    in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure 1 Slide the tabs on the base cover into the
  • Dell Inspiron 14 3451 | Service Manual - Page 18
    your computer, follow the instructions in After working inside your computer. see the Regulatory Compliance home page at dell.com/regulatory_compliance. CAUTION: Hard drives are computer is in sleep or on state. Prerequisites 1 Remove the battery. 2 Remove the base cover. Procedure 1 Remove the screws
  • Dell Inspiron 14 3451 | Service Manual - Page 19
    3 Lift the hard-drive assembly off the computer base. 1 screws (4) 3 hard-drive cable 2 hard-drive assembly 4 latch 4 Remove the screws that secure the hard-drive bracket to the hard-drive assembly. 5 Lift the hard-drive bracket off the hard-drive assembly. 19
  • Dell Inspiron 14 3451 | Service Manual - Page 20
    6 Disconnect the interposer from the hard drive. 1 screws (4) 3 hard drive 2 hard-drive bracket 4 interposer 20
  • Dell Inspiron 14 3451 | Service Manual - Page 21
    computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. CAUTION: Hard drives are fragile. Exercise care Replace the battery. 21
  • Dell Inspiron 14 3451 | Service Manual - Page 22
    computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. 2 Remove the base cover. Procedure 1 Using your
  • Dell Inspiron 14 3451 | Service Manual - Page 23
    2 Slide and remove the memory module from the memory-module slot. 1 securing clips (2) 2 memory module 23
  • Dell Inspiron 14 3451 | Service Manual - Page 24
    . After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure 1 Align the notch on the memory module with the tab on the memorymodule slot
  • Dell Inspiron 14 3451 | Service Manual - Page 25
    firmly into the slot at an angle and press the memory module down until it clicks into place. NOTE: If you do not hear the click, remove the memory module and reinstall it. 1 notch 3 securing clips (2) Post-requisites 1 Replace the base cover. 2 Replace the battery. 2 memory module 4 tab 25
  • Dell Inspiron 14 3451 | Service Manual - Page 26
    . After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. 2 Remove the base cover. Procedure 1 Disconnect the
  • Dell Inspiron 14 3451 | Service Manual - Page 27
    3 Slide and lift the wireless card off the wireless-card slot. 1 antenna cables (2) 3 screw 5 tab 2 wireless card 4 notch 6 wireless-card slot 27
  • Dell Inspiron 14 3451 | Service Manual - Page 28
    . After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure CAUTION: To avoid damaging the wireless 2 Replace the battery. 28
  • Dell Inspiron 14 3451 | Service Manual - Page 29
    . After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites Remove the battery. Procedure 1 Using a plastic scribe, gently release the
  • Dell Inspiron 14 3451 | Service Manual - Page 30
    2 Carefully turn the keyboard over and place it on the palm-rest assembly. 1 tabs (5) 3 keyboard 2 plastic scribe 4 palm-rest assembly 3 Lift the latch and disconnect the keyboard cable from the system board. 30
  • Dell Inspiron 14 3451 | Service Manual - Page 31
    4 Lift the keyboard along with the cable off the palm-rest assembly. 1 latch 3 keyboard 2 keyboard cable 4 palm-rest assembly 31
  • Dell Inspiron 14 3451 | Service Manual - Page 32
    computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure 1 Slide the keyboard cable into the system the battery. 32
  • Dell Inspiron 14 3451 | Service Manual - Page 33
    computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. 2 Remove the base cover. 3 Follow the procedure
  • Dell Inspiron 14 3451 | Service Manual - Page 34
    2 Lift the latches and disconnect the touch-pad cable and power-button cable from the system board. 1 power-button cable 3 palm-rest assembly 5 touch-pad cable 2 screws (5) 4 computer base 6 latches (2) 3 Close the display and turn the computer over. 4 Remove the screws that secure the palm-rest
  • Dell Inspiron 14 3451 | Service Manual - Page 35
    5 Disconnect the speaker cable from the system board. 1 screws (8) 3 speaker cable 2 computer base 35
  • Dell Inspiron 14 3451 | Service Manual - Page 36
    6 Lift the computer base and pry the palm-rest assembly off the computer base using a plastic scribe. 1 computer base 3 plastic scribe 2 palm-rest assembly 7 Turn the computer over and open the display as far as possible. 36
  • Dell Inspiron 14 3451 | Service Manual - Page 37
    8 Lift the palm-rest assembly at an angle and remove it from the computer base. 1 palm-rest assembly 2 computer base 9 Follow the procedure from step 1 to step 6 in "Removing the touch pad". 10 Follow the procedure from step 1 to step 4 in "Removing the power- button board". 11 Follow the
  • Dell Inspiron 14 3451 | Service Manual - Page 38
    After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure 1 Follow the procedure from step 1 base cover. 4 Replace the battery. 38
  • Dell Inspiron 14 3451 | Service Manual - Page 39
    computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. 2 Remove the base cover. 3 Follow the procedure
  • Dell Inspiron 14 3451 | Service Manual - Page 40
    3 Lift the touch-pad bracket off the palm-rest assembly. 1 touch-pad bracket 2 screws (3) 4 Lift the latch and disconnect the touch-pad cable from the touch pad. 5 Peel off the tape that secures the touch pad to the palm-rest assembly. 40
  • Dell Inspiron 14 3451 | Service Manual - Page 41
    6 Lift the touch pad off the palm-rest assembly. 1 tape 3 latch 2 palm-rest assembly 4 touch-pad cable 41
  • Dell Inspiron 14 3451 | Service Manual - Page 42
    your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure 1 Align to step 6 in "Replacing the hard drive". 4 Replace the base cover. 5 Replace the battery. 42
  • Dell Inspiron 14 3451 | Service Manual - Page 43
    computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. 2 Remove the base cover. 3 Follow the procedure
  • Dell Inspiron 14 3451 | Service Manual - Page 44
    4 Slide and remove the power-button board along with the cable from under the tab on the palm-rest assembly. 1 screw 3 tab 2 power-button board 4 power-button board cable 44
  • Dell Inspiron 14 3451 | Service Manual - Page 45
    inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure 1 4 to step 6 in "Replacing the hard drive". 4 Replace the base cover. 5 Replace the battery. 45
  • Dell Inspiron 14 3451 | Service Manual - Page 46
    the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. 2 speaker-cable routing and remove the cable from the routing guides on the palm-rest assembly. 46
  • Dell Inspiron 14 3451 | Service Manual - Page 47
    4 Lift the speakers along with the cable off the palm-rest assembly. 1 palm-rest assembly 3 speakers (2) 2 speaker cable 47
  • Dell Inspiron 14 3451 | Service Manual - Page 48
    working inside your computer, follow the instructions in After working inside your computer. For more dell.com/regulatory_compliance. Procedure 1 Using the alignment posts, adhere the speakers to the palm-rest assembly. 2 Route the speaker cable through the routing guides . 5 Replace the battery. 48
  • Dell Inspiron 14 3451 | Service Manual - Page 49
    computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. 2 Remove the base cover. 3 Follow the procedure
  • Dell Inspiron 14 3451 | Service Manual - Page 50
    3 Lift and slide the I/O board from under the tab on the computer base. 1 screw 3 latch 5 tab 2 I/O board 4 I/O-board cable 50
  • Dell Inspiron 14 3451 | Service Manual - Page 51
    . After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure 1 Slide the I/O board under the the base cover. 5 Replace the battery. 51
  • Dell Inspiron 14 3451 | Service Manual - Page 52
    , follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. NOTE: Your computer's Service Tag is stored in the system board. You must enter the Service Tag in the BIOS setup program after
  • Dell Inspiron 14 3451 | Service Manual - Page 53
    3 Disconnect the power-adapter port cable from the system board. 1 power-adapter port cable 3 tape 5 system board 2 display cable 4 latches (2) 6 I/O-board cable 4 Remove the screw that secures the system board to the computer base. 53
  • Dell Inspiron 14 3451 | Service Manual - Page 54
    5 Lift the system board off the computer base. 1 system board 2 screw 6 Turn the system board over. 7 Remove the coin-cell battery. 8 Follow the procedure from step 1 to step 3 in "Removing thermal-cooling assembly". 54
  • Dell Inspiron 14 3451 | Service Manual - Page 55
    , follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. NOTE: Your computer's Service Tag is stored in the system board. You must enter the Service Tag in the BIOS setup program after
  • Dell Inspiron 14 3451 | Service Manual - Page 56
    4 Replace the memory modules. 5 Follow the procedure from step 4 to step 6 in "Replacing the hard drive". 6 Replace the base cover. 7 Replace the battery. 56
  • Dell Inspiron 14 3451 | Service Manual - Page 57
    After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. CAUTION: Removing the coin-cell battery resets the BIOS settings to default. It is recommended
  • Dell Inspiron 14 3451 | Service Manual - Page 58
    1 battery socket 3 plastic scribe 2 coin-cell battery 4 system board 58
  • Dell Inspiron 14 3451 | Service Manual - Page 59
    your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure With the positive-side facing up, snap the coin-cell battery into the battery socket on the system board
  • Dell Inspiron 14 3451 | Service Manual - Page 60
    computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. 2 Remove the base cover. 3 Follow the procedure
  • Dell Inspiron 14 3451 | Service Manual - Page 61
    3 Lift the thermal-cooling assembly off the system board. 1 fan cable 3 thermal-cooling assembly 2 system board 4 captive screws (4) 4 Follow the procedure from step 1 to step 3 in "Removing the fan". 61
  • Dell Inspiron 14 3451 | Service Manual - Page 62
    your computer, follow the instructions in After working inside your see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure 1 Follow procedure Replace the keyboard. 4 Replace the wireless card. 5 Replace the memory modules. 6 Follow the procedure from step 4 to step 6
  • Dell Inspiron 14 3451 | Service Manual - Page 63
    computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. 2 Remove the base cover. 3 Follow the procedure
  • Dell Inspiron 14 3451 | Service Manual - Page 64
    2 Turn the thermal-cooling assembly over. 1 screws (4) 3 thermal-cooling assembly 2 fan 3 Lift the fan off the thermal-cooling assembly. 1 fan 64 2 thermal-cooling assembly
  • Dell Inspiron 14 3451 | Service Manual - Page 65
    your computer, follow the instructions in After working inside your computer. see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure 1 Place the Replace the keyboard. 5 Replace the wireless card. 6 Replace the memory modules. 7 Follow the procedure from step 4 to step 6 in
  • Dell Inspiron 14 3451 | Service Manual - Page 66
    computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. 2 Remove the base cover. 3 Follow the procedure
  • Dell Inspiron 14 3451 | Service Manual - Page 67
    2 Slide the antenna cables into the slot on the computer base. 1 antenna cables (2) 2 computer base 3 Turn the computer over and open the display. 4 Lift the latch and disconnect the I/O-board cable from the I/O board. 67
  • Dell Inspiron 14 3451 | Service Manual - Page 68
    5 Remove the I/O-board cable from the computer base. 1 display assembly 3 I/O-board cable 2 computer base 4 latch 6 Note the antenna cable routing and remove the antenna cable from its routing guides on the computer base. 68
  • Dell Inspiron 14 3451 | Service Manual - Page 69
    7 Note the display cable routing and remove the display cable from its routing guides on the computer base. 1 display assembly 3 computer base 2 display cable 4 antenna cables (2) 8 Remove the screws that secure the display hinges to the computer base. 69
  • Dell Inspiron 14 3451 | Service Manual - Page 70
    9 Lift the display assembly off the computer base. 1 display assembly 3 hinges (2) 2 screws (2) 70
  • Dell Inspiron 14 3451 | Service Manual - Page 71
    follow the instructions in After working inside Compliance home page at dell.com/regulatory_compliance. Procedure 1 guides on the computer base. 4 Route the antenna cables through the routing guides keyboard. 4 Replace the wireless card. 5 Replace the memory modules. 6 Follow the procedure from step 4 to
  • Dell Inspiron 14 3451 | Service Manual - Page 72
    computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. 2 Remove the base cover. 3 Follow the procedure
  • Dell Inspiron 14 3451 | Service Manual - Page 73
    2 Lift the display bezel off the display assembly. 1 display bezel 2 display panel 73
  • Dell Inspiron 14 3451 | Service Manual - Page 74
    your computer, follow the instructions in After working inside your computer. the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Align the Replace the keyboard. 5 Replace the wireless card. 6 Replace the memory modules. 7 Follow the procedure from step 4 to step 6 in
  • Dell Inspiron 14 3451 | Service Manual - Page 75
    computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. 2 Remove the base cover. 3 Follow the procedure
  • Dell Inspiron 14 3451 | Service Manual - Page 76
    2 Turn the display panel over and place it on a clean surface. 1 screws (4) 2 display panel 3 Peel off the tape that secures the display cable to the display panel. 76
  • Dell Inspiron 14 3451 | Service Manual - Page 77
    4 Lift the latch and disconnect the display cable from the display-back cover. 1 display panel 3 display cable 5 display back-cover 2 latch 4 tape 77
  • Dell Inspiron 14 3451 | Service Manual - Page 78
    your computer, follow the instructions in After working inside your computer. see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure 1 Place the Replace the keyboard. 6 Replace the wireless card. 7 Replace the memory modules. 8 Follow the procedure from step 4 to step 6 in
  • Dell Inspiron 14 3451 | Service Manual - Page 79
    computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. 2 Remove the base cover. 3 Follow the procedure
  • Dell Inspiron 14 3451 | Service Manual - Page 80
    2 Lift the display hinges off the display back-cover. 1 screws (6) 3 display back-cover 2 display hinges (2) 80
  • Dell Inspiron 14 3451 | Service Manual - Page 81
    your computer, follow the instructions in After working inside your computer. see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure 1 Align the Replace the keyboard. 7 Replace the wireless card. 8 Replace the memory modules. 9 Follow the procedure from step 4 to step 6 in
  • Dell Inspiron 14 3451 | Service Manual - Page 82
    computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. 2 Remove the base cover. 3 Follow the procedure
  • Dell Inspiron 14 3451 | Service Manual - Page 83
    1 display back-cover 83
  • Dell Inspiron 14 3451 | Service Manual - Page 84
    your computer, follow the instructions in After working inside your computer see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Place the display Replace the keyboard. 8 Replace the wireless card. 9 Replace the memory modules. 10 Follow the procedure from step 4 to step 6
  • Dell Inspiron 14 3451 | Service Manual - Page 85
    computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. 2 Remove the base cover. 3 Follow the procedure
  • Dell Inspiron 14 3451 | Service Manual - Page 86
    2 Disconnect the camera cable from the camera and remove the camera from the display-back cover. 1 display back-cover 3 plastic scribe 2 camera 4 camera cable 86
  • Dell Inspiron 14 3451 | Service Manual - Page 87
    your computer, follow the instructions in After working inside your computer. see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure 1 Connect the Replace the keyboard. 6 Replace the wireless card. 7 Replace the memory modules. 8 Follow the procedure from step 4 to step 6 in
  • Dell Inspiron 14 3451 | Service Manual - Page 88
    instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery and remove the cable from the routing guides on the computer base. 2 Remove the screw that secures the power-
  • Dell Inspiron 14 3451 | Service Manual - Page 89
    3 Lift the power-adapter port along with the cable off the computer base. 1 screw 3 routing guide 2 power-adapter port cable 4 power-adapter port 89
  • Dell Inspiron 14 3451 | Service Manual - Page 90
    instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell. the palm rest". 4 Replace the keyboard. 5 Replace the wireless card. 6 Replace the memory modules. 7 Follow the procedure from step 4 to step 6 in "Replacing the hard
  • Dell Inspiron 14 3451 | Service Manual - Page 91
    computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. 2 Remove the base cover. 3 Follow the procedure
  • Dell Inspiron 14 3451 | Service Manual - Page 92
    1 computer base 92
  • Dell Inspiron 14 3451 | Service Manual - Page 93
    your computer, follow the instructions in After working inside your computer see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Place the computer Replace the keyboard. 8 Replace the wireless card. 9 Replace the memory modules. 10 Follow the procedure from step 4 to step 6
  • Dell Inspiron 14 3451 | Service Manual - Page 94
    To flash the BIOS: 1 Turn on the computer. 2 Go to dell.com/support. 3 Click Product Support, enter the Service Tag of your laptop and click Submit. NOTE: If you do not have the Service Tag, use the auto-detect feature or manually browse for your computer model. 4 Click Drivers & downloads. 5 Scroll
  • Dell Inspiron 14 3451 | Service Manual - Page 95
    7-Click Start → Help and Support. Information about Dell products and See dell.com. services Troubleshooting information, user manuals, setup instructions, product specifications, technical help blogs, drivers, software updates, and so on See dell.com/support. Information about Microsoft Windows
  • Dell Inspiron 14 3451 | Service Manual - Page 96
    NOTE: If you do not have an active internet connection, you can find contact information on your purchase invoice, packing slip, bill, or Dell product catalog. 96
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Inspiron 14
3000 Series
Service Manual
Computer Model: Inspiron 14–3451
Regulatory Model: P60G
Regulatory Type: P60G002