Dell POWEREDGE 840 User Manual Page 101
- Page / 158
- Table of contents
- TROUBLESHOOTING
- BOOKMARKS
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Troubleshooting Your System 101
9
Enter the System Setup program and check the system memory setting. See "Using the System Setup
Program" on page 29.
If the amount of memory installed does not match the system memory setting, then perform the
following steps:
a
Turn off the system and attached peripherals, and disconnect the system from its electrical outlet.
b
Open the system. See "Opening the System" on page 43.
NOTE: Several configurations for memory modules exist; see "General Memory Module Installation
Guidelines" on page 76.
c
Swap the memory module in socket 1 with another of the same capacity. See "Installing Memory
Modules" on page 76.
d
Close the system. See "Closing the System" on page 47.
e
Reconnect the system to its electrical outlet, and turn on the system and attached peripherals.
f
As the system boots, observe the monitor screen and the indicators on the keyboard.
10
Perform the following steps:
a
Turn off the system and attached peripherals, and disconnect the system from its electrical outlet.
b
Open the system. See "Opening the System" on page 43.
c
Perform step d through step f in step 9 for each memory module installed.
If the problem persists, see "Getting Help" on page 121.
Troubleshooting a Diskette Drive
Problem
• Error message indicates a diskette drive problem.
Action
CAUTION: Only trained service technicians are authorized to remove the system cover and access any of the
components inside the system. Before performing any procedure, see your Product Information Guide for
complete information about safety precautions, working inside the computer and protecting against electrostatic
discharge.
1
Enter the System Setup program and verify that the diskette drive is configured correctly. See "Using
the System Setup Program" on page 29.
2
Remove the bezel. See "Removing the Bezel" on page 43.
3
Run the appropriate online diagnostic test. See "Using Dell PowerEdge Diagnostics" on page 111.
4
Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
5
Open the system. See "Opening the System" on page 43.
- Hardware Owner’s Manual 1
- Notes, Notices, and Cautions 2
- Contents 3
- 4 Contents 4
- 6 Contents 6
- 8 Contents 8
- About Your System 9
- 12 About Your System 12
- Connecting External Devices 14
- NIC Indicator Codes 14
- Diagnostics Indicator Codes 15
- 16 About Your System 16
- = yellow 16
- Hard-Drive Indicator Codes 17
- System Messages 18
- 20 About Your System 20
- 22 About Your System 22
- 24 About Your System 24
- System Beep Codes 26
- Warning Messages 28
- Diagnostics Messages 28
- Alert Messages 28
- Responding to Error Messages 29
- System Setup Options 30
- Setup program screen 31
- CPU Information Screens 33
- Integrated Devices Screen 34
- Console Redirection Screen 35
- System Security Screen 35
- Exit Screen 37
- Using the System Password 37
- Using the Setup Password 39
- Installing System Components 41
- Inside the System 42
- Opening the System 43
- Front-Panel Drive Inserts 44
- Closing the System 47
- Connecting Drives 47
- Diskette Drive 48
- Optical or Tape Drives 49
- Hard Drives 53
- Configuring the Boot Drive 54
- Cooling Shroud 64
- Cooling Fans 65
- Removing the Front System Fan 66
- Removing the Back System Fan 67
- Power Supply 69
- Replacing the Power Supply 70
- Expansion Cards 71
- Installing an Expansion Card 72
- Removing an Expansion Card 73
- Installing Memory Modules 76
- Microprocessor 78
- Removing the Processor 79
- Installing a Processor 81
- Installing a RAC Card 83
- System Battery 83
- Removing the System Board 87
- Installing the System Board 89
- Checking the Equipment 92
- Troubleshooting the Keyboard 93
- Troubleshooting a NIC 95
- Troubleshooting a Wet System 96
- Troubleshooting a Fan 99
- Troubleshooting System Memory 100
- Troubleshooting Your System 102
- Troubleshooting a Hard Drive 104
- System Diagnostics Features 111
- From the Utility Partition 112
- From Removable Bootable Media 112
- Using the Custom Test Options 113
- Running System Diagnostics 114
- Jumpers and Connectors 115
- 116 Jumpers and Connectors 116
- System Board Connectors 118
- Getting Help 121
- AutoTech Service 122
- Support Service 122
- Problems With Your Order 123
- Product Information 123
- Before You Call 124
- Contacting Dell 126
- 128 Getting Help 128
- 130 Getting Help 130
- 132 Getting Help 132
- 134 Getting Help 134
- 136 Getting Help 136
- 138 Getting Help 138
- 140 Getting Help 140
- 142 Getting Help 142
- 144 Getting Help 144
- Printers, and Projectors 145
- 146 Getting Help 146
- Glossary 147
- 148 Glossary 148
- 150 Glossary 150
- 152 Glossary 152
- 154 Glossary 154
- Index 155 155
- 156 Index 156
- Index 157 157
- 158 Index 158
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