Technical information

10 Installing Expansion Cards and Memory 158
About expansion cards 160
About memory 161
Opening the computer 163
Installing a PCI expansion card 166
Installing a communication card 174
Installing memory (DRAM) 181
Closing the computer 184
Part V: Troubleshooting
11 Start Here If Trouble Occurs 190
Step 1: Gather as much information as you can 190
Step 2: Restart your computer 191
Step 3: Check onscreen help, if you can 192
Step 4: Go to the next chapter, “Solutions to Common Problems” 192
Step 5: Use Apple System Profiler 192
12 Solutions to Common Problems 194
Problems turning on or starting up your computer 195
Problems with application programs, documents, and memory 202
Problems with icons 210
Problems with CD-ROM discs and drives 210
Problems with floppy disks and floppy disk drives 218
Problems with hard disks 221
Problems with the trackpad or keyboard 222
Problems with your computer’s speed and performance 225
Contents
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