Dell 3451 Service Manual Page 94
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- Table of contents
- BOOKMARKS
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Flashing the BIOS
You may need to flash (update) the BIOS when an update is available or when
you replace the system board. 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 down to Or, show me all available drivers for… and select BIOS
from the Category drop-down list.
NOTE: In the Change OS drop-down list, select the operating
system installed on your computer.
6 Expand BIOS to view the available BIOS files.
7 Click Download File to download the latest version of the BIOS for your
computer.
8 Save the file and once the download is complete, navigate to the folder
where you saved the BIOS update file.
9 Double-click the BIOS update file icon and follow the instructions on the
screen.
94
- Inspiron 14 1
- Service Manual 1
- Notes, Cautions, and Warnings 2
- Contents 3
- Before working inside your 10
- Recommended tools 11
- • Philips screwdriver 12
- • Plastic scribe 12
- After working inside your 13
- Removing the battery 14
- Replacing the battery 15
- Removing the base cover 16
- Replacing the base cover 17
- Removing the hard drive 18
- 3 hard drive 4 interposer 20
- Replacing the hard drive 21
- Removing the memory 22
- Replacing the memory 24
- Post-requisites 25
- Removing the wireless card 26
- 3 screw 4 notch 27
- 5 tab 6 wireless-card slot 27
- Replacing the wireless card 28
- Removing the keyboard 29
- 1 tabs (5) 2 plastic scribe 30
- 1 latch 2 keyboard cable 31
- Replacing the keyboard 32
- Removing the palm rest 33
- 1 screws (8) 2 computer base 35
- 3 speaker cable 35
- Replacing the palm rest 38
- Removing the touch pad 39
- 1 tape 2 palm-rest assembly 41
- 3 latch 4 touch-pad cable 41
- Replacing the touch pad 42
- Removing the power-button 43
- 1 screw 2 power-button board 44
- Replacing the power-button 45
- Removing the speakers 46
- 3 speakers (2) 47
- Replacing the speakers 48
- Removing the I/O board 49
- 1 screw 2 I/O board 50
- 3 latch 4 I/O-board cable 50
- Replacing the I/O board 51
- Removing the system board 52
- Replacing the system board 55
- 6 Replace the base cover 56
- 7 Replace the battery 56
- Removing the coin-cell 57
- Procedure 59
- Removing the thermal-cooling 60
- 1 fan cable 2 system board 61
- Removing the fan 63
- Replacing the fan 65
- Removing the display 66
- 3 hinges (2) 70
- Post-requites 71
- Removing the display bezel 72
- Replacing the display bezel 74
- Removing the display panel 75
- 1 screws (4) 2 display panel 76
- Replacing the display panel 78
- Removing the display hinges 79
- 3 display back-cover 80
- Replacing the display hinges 81
- Removing the display back 82
- 1 display back-cover 83
- Replacing the display back 84
- Removing the camera 85
- 1 display back-cover 2 camera 86
- Replacing the camera 87
- Removing the power-adapter 88
- Replacing the power-adapter 90
- Removing the computer base 91
- 1 computer base 92
- Replacing the computer base 93
- Flashing the BIOS 94
- Getting help and contacting 95
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