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support.dell.com Checking Inside Your ComputerYour Computer 6-1
This chapter describes troubleshooting procedures for expansion cards, memory,
drives, and the system board. Some procedures require you to access the inside of
the computer and remove and reinstall components. Procedures are also included for
checking a wet or damaged computer.
CAUTION: Before completing any of the procedures in this chapter, be sure
to follow the procedures in “Safety First—For You and Your Computer” in
Chapter 2.
Expansion Cards
If an error message indicates an expansion-card problem or if an expansion card
seems to perform incorrectly or not at all, the problem could be a faulty connection, a
conflict with software or other hardware, or a faulty expansion card. If software prob-
lems and conflicts have been eliminated, perform the following general steps to
troubleshoot expansion cards:
1. Remove the computer cover and rotate the power supply as described in
“Removing and Replacing the Computer CoverComputer Cover” and “Rotating the Power Supply
Away From the System Board” in Chapter 2.
2. Remove all of the internal and external cables attached to the expansion cards.bles attached to the expansion cards.
3. Remove the expansion cards as described in “Removing Expansion Cards” in
Chapter 2. Then reinstall the expansion cards, fully seating the cards in their
connectors.
Figure 6-1 illustrates a correctly seated expansion card, and Figure 6-2 illustrates 1 illustrates a correctly seated expansion card, and Figure 6-2 illustrates
incorrect expansion-card installations.
4. Reconnect the cable connectors to the appropriate connectors on the expansion
cards.
5. Rotate the power supply back into position, replace the computer cover, connect
all external cables, and turn on the system.
The following subsections provide troubleshooting procedures for some specific
types of expansion cards.
- Ergonomic Computing Habits 4
- About This Guide 7
- Other Documents You May Need 8
- Notes, Notices, and Cautions 8
- Typographical Conventions 9
- Hardware Features 17
- Software Features 18
- Available Upgrades 19
- Preventive Maintenance 20
- Power Protection Devices 22
- Line Conditioners 23
- Uninterruptible Power Supply 23
- —For You and Your Computer 25
- Installation Guidelines 26
- System Board 28
- Inside Your Computer 29
- Connector or 32
- Socket Description 32
- * •indicates pin 1 33
- PCI Expansion Card Upgrades 34
- Removing Expansion Cards 37
- Adding Memory 38
- Removing a DIMM 40
- Replacing the System Battery 40
- (BATTERY) 41
- Front-Panel Insert 45
- Configuring Drives 46
- Connecting Drive Cables 46
- 5.25-Inch Drive 47
- 3.5-Inch Drives 48
- Lower 3.5-Inch Bay 51
- Replacing the Hard-Disk Drive 52
- Drive 54
- Backing Up Data Files 55
- Software 55
- Checking the Basics 56
- Indication Action 57
- Running the Dell Diagnostics 63
- Starting the Dell Diagnostics 64
- Dell Diagnostics Main Screen 65
- Using the Dell Diagnostics 67
- Versions 68
- Features 69
- Reinstalling Drivers 70
- Incompatibilities 72
- Reinstalling Windows 98 74
- Reinstalling Windows Me 75
- Reinstalling Windows 2000 77
- Expansion Cards 79
- • Incorrect drivers installed 81
- System Memory 83
- If Your Computer Gets Wet 87
- If Your Computer Is Damaged 88
- Technical Assistance 89
- Help Tools 90
- Problems With Your Order 91
- Product Information 92
- Before You Call 92
- International 95
- Country (City) 100
- Area Local Number or 100
- Microprocessor 109
- System Information 109
- Expansion Bus 110
- System Clock 110
- Ports and Connectors 111
- Controls and Indicators 111
- Environmental 112
- Physical 112
- Altitude:: 113
- Keys Action 116
- Main Screen 118
- Advanced Screen 119
- Boot Configuration Submenu 120
- Option Function 121
- IDE Configuration Submenu 122
- Primary IDE Master Submenu 123
- Video Configuration Submenu 126
- Security Screen 127
- Boot Screen 128
- Exit Screen 130
- Clearing NVRAM 132
- Diagnostic Codes 133
- POST Beep Codes 137
- System Messages 137
- FCC Notices (U.S. Only) 142
- IC Notice (Canada Only) 143
- CE Notice (European Union) 144
- Battery Disposal 144
- VCCI Notice (Japan Only) 145
- Class B ITE 146
- NOM Information (Mexico Only) 147
- Coverage During Year One 149
- General Provisions 150
- Caribbean Only) 153
- Exclusions 154
- Making a Claim 154
- Canada Only) 155
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