Troubleshooting System Startup Failure

81

Troubleshooting External Connections

81

Troubleshooting The Video Subsystem

81

Troubleshooting A USB Device

81

Troubleshooting A Serial I/O Device

82

Troubleshooting A NIC

82

Troubleshooting A Wet System

82

Troubleshooting A Damaged System

83

Troubleshooting The System Battery

84

Troubleshooting Power Supplies

84

Troubleshooting Cooling Problems

84

Troubleshooting Cooling Fans

85

Troubleshooting System Memory

85

Troubleshooting An Internal USB Key

86

Troubleshooting An SD Card

86

Troubleshooting A Hard Drive

87

Troubleshooting A Storage Controller

87

Troubleshooting Expansion Cards

88

Troubleshooting Processors

89

5 Using System Diagnostics

91

Dell Embedded System Diagnostics

91

When To Use The Embedded System Diagnostics

91

Running The Embedded System Diagnostics

91

System Diagnostic Controls

91

6 Jumpers And Connectors

93

System Board Jumper Settings

93

System Board Connectors

94

Disabling A Forgotten Password

96

7 Technical Specifications

97

8 System Messages

103

System Error Messages

103

Warning Messages

116

Diagnostic Messages

116

Alert Messages

117

9 Getting Help

119

Contacting Dell

119

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Dell DR4100 Using System Diagnostics, Jumpers And Connectors, Technical Specifications System Messages, Getting Help