Dell OptiPlex All-in-One Plus 7420 Manuals

Dell OptiPlex All-in-One Plus 7420 Manuals

Manuals and User Guides for Dell OptiPlex All-in-One Plus 7420. We have 1 Dell OptiPlex All-in-One Plus 7420 manual available for free PDF download: Owner's Manual

Dell OptiPlex All-in-One Plus 7420 Owner's Manual

Dell OptiPlex All-in-One Plus 7420 Owner's Manual (132 pages)

Brand: Dell | Category: Desktop | Size: 48.17 MB

Table of Contents

Table of Contents
3
Chapter 1: Views of Optiplex All-In-One Plus 7420

7
- Right
  7
- Left
  8
- Front
  9
- Retractable Camera
  10
- Bottom
  12
- Back Panel
  13
- Service Tag
  14
Chapter 2: Set up Your Computer

15
Chapter 3: Specifications of Optiplex All-In-One Plus 74

20
- Dimensions and Weight
  20
- Processor
  20
- Chipset
  21
- Operating System
  22
- Memory
  22
- External Ports
  23
- Internal Slots
  23
- Ethernet
  24
- Wireless Module
  24
- Audio
  24
- Storage
  25
- Media-Card Reader
  25
- Camera
  26
- Power Ratings
  26
- Power Supply Connector
  27
- Display
  27
- Dell Comfortview
  28
- GPU-Integrated
  29
- GPU-Discrete
  29
- Hardware Security
  30
- Environmental
  30
- Operating and Storage Environment
  30
Chapter 4: Working Inside Your Computer

32
- Safety Instructions
  32
- Before Working Inside Your Computer
  32
- Safety Precautions
  33
- Electrostatic Discharge-ESD Protection
  33
- ESD Field Service Kit
  34
- Transporting Sensitive Components
  35
- After Working Inside Your Computer
  35
- Bitlocker
  35
- Recommended Tools
  35
- Screw List
  36
- Major Components of Your Optiplex All-In-One Plus 7420
  37
Chapter 5: Removing and Installing Customer Replaceable Units (Crus)

40
Chapter 6: Removing and Installing Field Replaceable Units (Frus)

79
- Power-Supply Fan
  79
- Removing the Power-Supply Fan
  79
- Installing the Power-Supply Fan
  82
- I/O Bracket
  85
- Removing the I/O Bracket
  85
- Installing the I/O Bracket
  86
- Speakers
  87
- Removing the Speakers
  87
- Installing the Speakers
  88
- Heat Sink
  89
- Removing the Heat Sink
  89
- Installing the Heat Sink
  90
- Processor
  91
- Removing the Processor
  91
- Installing the Processor
  92
- System Board
  94
- Removing the System Board
  94
- Installing the System Board
  98
- Power-Button and I/O Board
  101
- Removing the Power-Button and I/O Board
  101
- Installing the Power-Button and I/O Board
  102
- Audio Board
  104
- Removing the Audio Board
  104
- Installing the Audio Board
  105
- Display-Assembly Base
  107
- Removing the Display-Assembly Base
  107
- Installing the Display-Assembly Base
  108
Chapter 7: Software

110
- Operating System
  110
- Drivers and Downloads
  110
Chapter 8: BIOS Setup

111
- Entering BIOS Setup Program
  111
- Navigation Keys
  111
- F12 One Time Boot Menu
  111
- System Setup Options
  112
- Updating the BIOS
  125
- Updating the BIOS in Windows
  125
- Updating the BIOS Using the USB Drive in Windows
  125
- Updating the BIOS in Linux and Ubuntu
  125
- Updating the BIOS from the F12 One Time Boot Menu
  125
- System and Setup Password
  126
- Assigning a System Setup Password
  126
- Deleting or Changing an Existing System Setup Password
  127
- Clearing CMOS Settings
  127
- Clearing BIOS (System Setup) and System Passwords
  127
Chapter 9: Troubleshooting

129
Chapter 10: Getting Help and Contacting Dell

132

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