Dell Inspiron 3420 - Page 78

Dell Inspiron 3420

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78 Flashing the BIOS

8

Double-click the file icon on the desktop and follow the instructions on

the screen.

Table of Contents

Default Chapter3
- Table of Contents3
1 Before You Begin9
- Recommended Tools9
- Turning off Your Computer9
- Before Working Inside Your Computer10
2 Battery13
- Removing the Battery13
- Replacing the Battery14
3 Keyboard15
- Removing the Keyboard15
- Replacing the Keyboard17
4 Memory Module(S)19
- Removing the Memory Module(S)19
- Replacing the Memory Module(S)20
5 Optical Drive23
- Removing the Optical Drive23
- Replacing the Optical Drive24
6 Palm-Rest Assembly25
- Removing the Palm-Rest Assembly25
- Replacing the Palm-Rest Assembly28
7 Power Button Board31
- Removing the Power Button Board31
- Replacing the Power Button Board32
8 Hard Drive33
- Removing the Hard Drive33
- Replacing the Hard Drive35
9 Wireless Mini-Card37
- Removing the Mini-Card37
- Replacing the Mini-Card38
10 Audio Board41
- Removing the Audio Board41
- Replacing the Audio Board42
11 Coin-Cell Battery43
- Removing the Coin-Cell Battery43
- Replacing the Coin-Cell Battery45
12 USB Board47
- Removing the USB Board47
- Replacing the USB Board48
13 Thermal Cooling Assembly49
- Removing the Thermal Cooling Assembly49
- Replacing the Thermal Cooling Assembly50
14 Processor Module (for Inspiron 14-N4050 Only)51
- Removing the Processor Module51
- Replacing the Processor Module52
15 Hinge Cover55
- Removing the Hinge Cover55
- Replacing the Hinge Cover57
16 Display59
- Display Assembly59
  - Removing the Display Assembly59
  - Replacing the Display Assembly61
- Display Bezel62
17 Camera Module69
- Removing the Camera Module69
- Replacing the Camera Module70
18 System Board73
- Removing the System Board73
- Replacing the System Board75
- Entering the Service Tag in the BIOS76
19 Flashing the BIOS77

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