Dell External OEMR R420 Manuals

Manuals and User Guides for Dell External OEMR R420. We have 1 Dell External OEMR R420 manual available for free PDF download: Owner's Manual

Dell External OEMR R420 Owner's Manual

Dell External OEMR R420 Owner's Manual (137 pages)

Owner's Manual

Brand: Dell | Category: Desktop | Size: 9.19 MB

Table of Contents

Notes, Cautions, and Warnings

2
- Table of Contents
  3
1 About Your System

9
- Front-Panel Features and Indicators
  9
- LCD Panel Features
  12
  - Home Screen
    13
  - Setup Menu
    13
  - View Menu
    14
- Diagnostic Indicators
  14
- Hard-Drive Indicator Patterns
  16
- Back-Panel Features and Indicators
  17
- NIC Indicator Codes
  18
- Power Indicator Codes
  18
- Other Information You May Need
  19
2 Using the System Setup and Boot Manager

21
- Choosing the System Boot Mode
  21
- Entering System Setup
  22
  - Responding to Error Messages
    22
  - Using the System Setup Navigation Keys
    22
- System Setup Options
  22
  - System Setup Main Screen
    23
  - System BIOS Screen
    23
  - System Information Screen
    23
  - Memory Settings Screen
    24
  - Processor Settings Screen
    24
  - SATA Settings Screen
    25
  - Boot Settings Screen
    26
  - Integrated Devices Screen
    26
  - Serial Communications Screen
    27
  - System Profile Settings Screen
    28
  - System Security Screen
    29
  - Miscellaneous Settings
    30
- System and Setup Password Features
  30
- Entering the UEFI Boot Manager
  32
  - Using the Boot Manager Navigation Keys
    33
  - Boot Manager Screen
    33
  - UEFI Boot Menu
    34
- Embedded System Management
  34
- Idrac Settings Utility
  34
  - Entering the Idrac Settings Utility
    34
3 Installing System Components

35
4 Troubleshooting Your System

101
- Safety First-For You and Your System
  101
- Troubleshooting System Startup Failure
  101
- Troubleshooting External Connections
  101
- Troubleshooting the Video Subsystem
  101
- Troubleshooting a USB Device
  101
- Troubleshooting a Serial I/O Device
  102
- Troubleshooting a NIC
  102
- Troubleshooting a Wet System
  102
- Troubleshooting a Damaged System
  103
- Troubleshooting the System Battery
  104
- Troubleshooting Power Supplies
  104
- Troubleshooting Cooling Problems
  104
- Troubleshooting Cooling Fans
  105
- Troubleshooting System Memory
  105
- Troubleshooting an Internal USB Key
  106
- Troubleshooting an SD Card
  106
- Troubleshooting an Optical Drive
  107
- Troubleshooting a Tape Backup Unit
  107
- Troubleshooting a Hard Drive
  108
- Troubleshooting a Storage Controller
  108
- Troubleshooting Expansion Cards
  109
- Troubleshooting Processors
  110
5 Using System Diagnostics

111
- Dell Online Diagnostics
  111
- Dell Embedded System Diagnostics
  111
6 Jumpers and Connectors

113
- System Board Jumper Settings
  113
- System Board Connectors
  114
- Disabling a Forgotten Password
  115
7 Technical Specifications

117
8 System Messages

121
- LCD Messages
  121
  - Viewing LCD Messages
    121
  - Removing LCD Messages
    121
- System Error Messages
  121
- Warning Messages
  135
- Diagnostic Messages
  135
- Alert Messages
  135
9 Getting Help

137
- Contacting Dell
  137

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