Dell Inspiron 5421 Manuals

Manuals and User Guides for Dell Inspiron 5421. We have 5 Dell Inspiron 5421 manuals available for free PDF download: Service Manual, Owner's Manual, Setup And Specifications, Specifications

Dell Inspiron 5421 Service Manual (127 pages)

Brand: Dell | Category: Laptop | Size: 41.35 MB

Table of Contents
3
Chapter 1: Working on Your Computer

7
- Safety Instructions
  7
Chapter 2: Removing and Installing Components

11
- Recommended Tools
  11
- Screw List
  12
- Major Components of Your System
  14
- SIM Card Tray
  15
  - Removing the SIM Card Tray
    15
  - Installing the SIM Card
    16
- Micro Secure Digital (SD) Card
  17
  - Removing the Microsd Card
    17
  - Installing the Microsd Card
    18
- Base Cover
  19
  - Removing the Base Cover
    19
  - Installing the Base Cover
    20
- Wireless Card
  22
  - Removing the Wireless Card
    22
  - Installing the Wireless Card
    23
- Wireless Wide Area Network (WWAN) Card
  25
  - Removing the WWAN Card
    25
  - Installing the WWAN Card
    26
- Solid-State Drives
  27
- Memory
  32
  - Removing the Memory Module
    32
  - Installing the Memory Module
    32
- Battery
  33
  - Lithium-Ion Battery Precautions
    33
  - Removing the Battery
    34
  - Installing the Battery
    35
- Battery Cable
  36
  - Removing the Battery Cable
    36
  - Installing the Battery Cable
    36
- Assembly Inner Frame
  37
  - Removing the Assembly Inner Frame
    37
  - Installing the Assembly Inner Frame
    39
- LED Board
  40
  - Removing the LED Board
    40
  - Installing the LED Board
    41
- Heat Sink and Fan Assembly
  42
- Speakers
  46
  - Removing the Speakers
    46
  - Installing the Speakers
    47
- USB Type-C Bracket
  48
  - Removing the USB Type-C Bracket
    48
  - Installing the USB Type-C Bracket
    49
- System Board
  50
  - Removing the System Board
    50
  - Installing the System Board
    53
- Power-Button Board
  56
  - Removing the Power-Button Board
    56
  - Installing the Power-Button Board
    57
- Smart Card Reader
  58
  - Removing the Smart Card Reader
    58
  - Installing the Smart Card Reader
    60
- Coin-Cell Battery
  61
  - Removing the Coin-Cell Battery
    61
  - Installing the Coin-Cell Battery
    62
- Keyboard Assembly
  63
  - Removing the Keyboard Assembly
    63
  - Installing the Keyboard Assembly
    65
- Keyboard Bracket
  66
  - Removing the Keyboard Bracket
    66
  - Installing the Keyboard Bracket
    68
- Display Assembly
  69
  - Removing the Display Assembly
    69
  - Installing the Display Assembly
    71
- Display Bezel
  75
  - Removing the Display Bezel
    75
  - Installing the Display Bezel
    76
- Display Panel
  77
  - Removing the Display Panel
    77
  - Installing the Display Panel
    80
- Camera/Microphone Module
  85
  - Removing the Camera
    85
  - Installing the Camera
    85
  - Removing the Infrared Camera
    86
  - Installing the Infrared Camera
    87
- Edp/Display Cable
  88
  - Removing the Edp Cable
    88
  - Installing the Edp Cable
    89
- Sensor Board
  91
  - Removing the Sensor Board
    91
  - Installing the Sensor Board
    91
- Display Hinges
  92
  - Removing the Display Hinges
    92
  - Installing the Display Hinges
    93
- Display Back Cover
  95
  - Removing the Display Back Cover
    95
  - Installing the Display Back Cover
    96
- Dummy SIM-Card Slot Filler
  97
  - Removing the Dummy SIM-Card Slot Filler
    97
  - Installing the Dummy SIM-Card Slot Filler
    98
- Palm-Rest Assembly
  100
  - Removing the Palm-Rest Assembly
    100
  - Installing the Palm-Rest Assembly
    101
Chapter 3: Drivers and Downloads

104
- Downloading the Drivers
  104
Chapter 4: System Setup

105
- BIOS Overview
  105
- Entering BIOS Setup Program
  105
- Navigation Keys
  105
- One Time Boot Menu
  106
- System Setup Options
  106
- Updating the BIOS
  116
- System and Setup Password
  118
  - Assigning a System Setup Password
    118
  - Deleting or Changing an Existing System Setup Password
    119
- Clearing CMOS Settings
  119
- Clearing BIOS (System Setup) and System Passwords
  120
Chapter 5: Troubleshooting

121
- Handling Swollen Lithium-Ion Batteries
  121
- Dell Supportassist Pre-Boot System Performance Check Diagnostics
  122
  - Running the Supportassist Pre-Boot System Performance Check
    122
- Built-In Self-Test (BIST)
  122
  - M-Bist
    122
  - LCD Power Rail Test (L-BIST)
    123
  - LCD Built-In Self Test (BIST)
    123
- System Diagnostic Lights
  124
- Recovering the Operating System
  125
- Real-Time Clock (RTC Reset)
  125
- Backup Media and Recovery Options
  125
- Wifi Power Cycle
  126
- Drain Residual Flea Power (Perform Hard Reset)
  126

Dell Inspiron 5421 Service Manual (124 pages)

Brand: Dell | Category: Laptop | Size: 41.33 MB

Table of Contents
3
Chapter 1: Working on Your Computer

6
Chapter 2: Removing and Installing Components

10
- Recommended Tools
  10
- Screw List
  11
- Major Components of Your System
  13
- SIM Card Tray
  14
- Removing the SIM Card Tray
  14
- Installing the SIM Card
  15
- Micro Secure Digital (SD) Card
  16
- Removing the Microsd Card
  16
- Installing the Microsd Card
  17
- Base Cover
  18
- Removing the Base Cover
  18
- Installing the Base Cover
  19
- Wireless Card
  21
- Removing the Wireless Card
  21
- Installing the Wireless Card
  22
- Wireless Wide Area Network (WWAN) Card
  24
- Removing the WWAN Card
  24
- Installing the WWAN Card
  25
- Solid-State Drives
  26
- Removing the 2230 Solid-State Drive
  26
- Installing the 2230 Solid-State Drive
  27
- Removing the 2280 Solid-State Drive
  29
- Installing the 2280 Solid-State Drive
  29
- Memory
  31
- Removing the Memory Module
  31
- Installing the Memory Module
  31
- Battery
  32
- Lithium-Ion Battery Precautions
  32
- Removing the Battery
  33
- Installing the Battery
  34
- Battery Cable
  35
- Removing the Battery Cable
  35
- Installing the Battery Cable
  35
- Assembly Inner Frame
  36
- Removing the Assembly Inner Frame
  36
- Installing the Assembly Inner Frame
  38
- LED Board
  39
- Removing the LED Board
  39
- Installing the LED Board
  40
- Heat Sink and Fan Assembly
  41
- Removing the Heat Sink and Fan Assembly - UMA Configuration
  41
- Installing the Heat Sink and Fan Assembly - UMA Configuration
  42
- Removing the Heat Sink and Fan Assembly - Discrete Configuration
  43
- Installing the Heat Sink and Fan Assembly - Discrete Configuration
  44
- Speakers
  45
- Removing the Speakers
  45
- Installing the Speakers
  46
- USB Type-C Bracket
  47
- Removing the USB Type-C Bracket
  47
- Installing the USB Type-C Bracket
  48
- System Board
  49
- Removing the System Board
  49
- Installing the System Board
  52
- Power-Button Board
  55
- Removing the Power-Button Board
  55
- Installing the Power-Button Board
  56
- Smart Card Reader
  57
- Removing the Smart Card Reader
  57
- Installing the Smart Card Reader
  59
- Coin-Cell Battery
  60
- Removing the Coin-Cell Battery
  60
- Installing the Coin-Cell Battery
  61
- Keyboard Assembly
  62
- Removing the Keyboard Assembly
  62
- Installing the Keyboard Assembly
  64
- Keyboard Bracket
  65
- Removing the Keyboard Bracket
  65
- Installing the Keyboard Bracket
  67
- Display Assembly
  68
- Removing the Display Assembly
  68
- Installing the Display Assembly
  70
- Display Bezel
  74
- Removing the Display Bezel
  74
- Installing the Display Bezel
  75
- Display Panel
  76
- Removing the Display Panel
  76
- Installing the Display Panel
  79
- Camera/Microphone Module
  84
- Removing the Camera
  84
- Installing the Camera
  84
- Removing the Infrared Camera
  85
- Installing the Infrared Camera
  86
- Edp/Display Cable
  87
- Removing the Edp Cable
  87
- Installing the Edp Cable
  88
- Sensor Board
  90
- Removing the Sensor Board
  90
- Installing the Sensor Board
  90
- Display Hinges
  91
- Removing the Display Hinges
  91
- Installing the Display Hinges
  92
- Display Back Cover
  94
- Removing the Display Back Cover
  94
- Installing the Display Back Cover
  95
- Dummy SIM-Card Slot Filler
  96
- Removing the Dummy SIM-Card Slot Filler
  96
- Installing the Dummy SIM-Card Slot Filler
  97
- Palm-Rest Assembly
  99
- Removing the Palm-Rest Assembly
  99
- Installing the Palm-Rest Assembly
  100
Chapter 3: Drivers and Downloads

103
- Downloading the Drivers
  103
Chapter 4: System Setup

104
- BIOS Overview
  104
- Entering BIOS Setup Program
  104
- Navigation Keys
  104
- Boot Sequence
  105
- Advanced or Engineering Configurations
  105
- Supportassist System Resolution
  105
- System Setup Options
  106
- Updating the BIOS in Windows
  116
- Updating BIOS on Systems with Bitlocker Enabled
  116
- Updating the Dell BIOS in Linux and Ubuntu Environments
  117
- Flashing BIOS (USB Key)
  117
- System and Setup Password
  117
- Assigning a System Setup Password
  117
- Deleting or Changing an Existing System Setup Password
  118
Chapter 5: Troubleshooting

119
- Handling Swollen Lithium-Ion Batteries
  119
- Dell Supportassist Pre-Boot System Performance Check Diagnostics
  120
- Running the Supportassist Pre-Boot System Performance Check
  120
- System Diagnostic Lights
  120
- Recovering the Operating System
  122
- Flashing BIOS (USB Key)
  122
- Flashing the BIOS
  122
- Wifi Power Cycle
  123
- Flea Power Release
  123
Chapter 6: Getting Help

124
- Contacting Dell
  124

Dell Inspiron 5421 Owner's Manual (73 pages)

Owner's Manual

Brand: Dell | Category: Laptop | Size: 3.3 MB

Table of Contents
3
Before You Begin

9
After Working Inside Your Computer

11
Removing the Battery

12
- Procedure
  12
Replacing the Battery

13
- Procedure
  13
Removing the Optical Drive

14
- Prerequisites
  14
- Procedure
  14
Replacing the Optical Drive

16
- Procedure
  16
- Postrequisites
  16
Removing the Keyboard

17
- Prerequisites
  17
- Procedure
  17
Replacing the Keyboard

20
- Procedure
  20
- Postrequisites
  20
Removing the Base Cover

21
- Prerequisites
  21
- Procedure
  21
Replacing the Base Cover

22
- Procedure
  22
- Postrequisites
  22
Removing the Memory Module(S)

23
- Prerequisites
  23
- Procedure
  23
Replacing the Memory Module(S)

24
- Postrequisites
  24
- Procedure
  24
- Prerequisites
  25
Removing the Hard Drive

25
- Procedure
  26
Replacing the Hard Drive

28
- Postrequisites
  28
- Procedure
  28
Removing the Wireless Mini-Card

29
- Prerequisites
  29
- Procedure
  29
Replacing the Wireless Mini-Card

31
- Postrequisites
  31
- Procedure
  31
Removing the Palm-Rest

32
- Prerequisites
  32
- Procedure
  32
Replacing the Palm-Rest

36
- Postrequisites
  36
- Procedure
  36
Removing the Coin-Cell Battery

37
- Prerequisites
  37
- Procedure
  38
- Postrequisites
  39
- Procedure
  39
- Prerequisites
  40
- Procedure
  41
- Postrequisites
  42
- Procedure
  42
- Prerequisites
  43
- Procedure
  44
- Postrequisites
  46
- Procedure
  46
- Prerequisites
  47
  - Procedure
    48
  - Postrequisites
    50
- Procedure
  50
- Prerequisites
  52
- Procedure
  53
Replacing the Thermal-Cooling Assembly

54
- Postrequisites
  54
- Procedure
  54
- Prerequisites
  55
- Procedure
  56
- Postrequisites
  57
- Procedure
  57
- Prerequisites
  58
- Procedure
  59
- Postrequisites
  60
- Procedure
  60
Removing the Display Bezel

61
- Prerequisites
  61
- Procedure
  62
- Postrequisites
  63
- Procedure
  63
- Prerequisites
  64
- Procedure
  65
- Postrequisites
  66
  - Procedure
    66
  - Removing the Display Panel
    67
- Prerequisites
  67
- Procedure
  68
- Procedure
  69
  - Postrequisites
    69
  - Prerequisites
    70
  - Procedure
    71
  - Procedure
    72
  - Postrequisites
    72
Flashing the BIOS

73

Dell Inspiron 5421 Setup And Specifications (25 pages)

Brand: Dell | Category: Laptop | Size: 1.51 MB

Table of Contents
3
Chapter 1: Set up Your Latitude 5421

4
Chapter 2: Views of Latitude 5421

6
- Right
  6
- Left
  7
- Front
  8
- Base
  9
- Top
  10
- Rear
  11
- Battery Charge and Status LED
  11
Chapter 3: Specifications of Latitude 5421

12
- Dimensions and Weight
  12
- Processor
  13
- Chipset
  13
- Operating System
  13
- Memory
  14
- External Ports
  14
- Internal Slots
  15
- Ethernet
  15
- Wireless Module
  15
- WWAN Module
  16
- Audio
  16
- Storage
  17
- Media-Card Reader
  17
- Keyboard
  17
- Camera
  18
- Clickpad
  19
- Power Adapter
  19
- Battery
  20
- Display
  21
- Fingerprint Reader (Optional)
  22
- GPU-Integrated
  22
- GPU-Discrete
  23
- Operating and Storage Environment
  23
- Sensor and Control
  23
Chapter 4: Keyboard Shortcuts

24
Chapter 5: Getting Help

25
- Contacting Dell
  25

Dell Inspiron 5421 Specifications (8 pages)

Brand: Dell | Category: Laptop | Size: 0.14 MB

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Laptop

Desktop Server

Monitor

Storage

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Dell Inspiron 5421 Manuals

Dell Inspiron 5421 Service Manual (127 pages)

Table of Contents

Chapter 1: Working on Your Computer

Chapter 2: Removing and Installing Components

Chapter 3: Drivers and Downloads

Chapter 4: System Setup

Chapter 5: Troubleshooting

Dell Inspiron 5421 Service Manual (124 pages)

Table of Contents

Chapter 1: Working on Your Computer

Chapter 2: Removing and Installing Components

Chapter 3: Drivers and Downloads

Chapter 4: System Setup

Chapter 5: Troubleshooting

Chapter 6: Getting Help

Dell Inspiron 5421 Owner's Manual (73 pages)

Table of Contents

Before You Begin

After Working Inside Your Computer

Removing the Battery

Replacing the Battery

Removing the Optical Drive

Replacing the Optical Drive

Removing the Keyboard

Replacing the Keyboard

Removing the Base Cover

Replacing the Base Cover

Removing the Memory Module(S)

Replacing the Memory Module(S)

Removing the Hard Drive

Replacing the Hard Drive

Removing the Wireless Mini-Card

Replacing the Wireless Mini-Card

Removing the Palm-Rest

Replacing the Palm-Rest

Removing the Coin-Cell Battery

Replacing the Thermal-Cooling Assembly

Removing the Display Bezel

Flashing the BIOS

Dell Inspiron 5421 Setup And Specifications (25 pages)

Table of Contents

Chapter 1: Set up Your Latitude 5421

Chapter 2: Views of Latitude 5421

Chapter 3: Specifications of Latitude 5421

Chapter 4: Keyboard Shortcuts

Chapter 5: Getting Help

Dell Inspiron 5421 Specifications (8 pages)

Table of Contents

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