Dell Dimension U7021 Owner's Manual page 150

diagnostics
Dell, 56
lights, 53
display. See monitor
documentation
Dell Solution Center, 9
End User License
Agreement, 10
ergonomics, 10
Finding Information, 9
online, 11
Product Information
Guide, 10
regulatory, 10
ResourceCD, 9
safety, 10
Setup Diagram, 10
warranty, 10
doors
drive door, removing, 110
drive door, replacing, 111
front panel, 69
drivers, 59
about, 59
identifying, 59
drives
doors, 69
hard drive, 90
installing CD/DVD, 99
installing floppy, 96
installing hard drive, 91
problems, 37
RAID, 17
removing CD/DVD, 98
removing floppy, 95
150
Index
drives (continued)
removing hard drive, 90
second hard drive, 94
serial ATA, 90
DVD drive
problems, 38
DVDs
copying, 28
playing, 26
DVI
connector, 72
E
e-mail
problems, 39
End User License
Agreement, 10
ergonomics information, 10
error messages, 40
diagnostic lights, 53
F
fans
power supply, 72
processor, 71
Files and Settings Transfer
Wizard, 26
Finding Information, 9
floppy drive
installing, 96
removing, 95
H
hard drive
activity light, 69
installing, 91
installing second, 94
problems, 39
removing, 90
hardware
Dell Diagnostics, 56
drives, RAID configuration, 17
Hardware Troubleshooter, 64
headphone
connector, 70
Help and Support Center, 11
help file
Windows Help and Support
Center, 11
hibernate mode, 31, 33
Hyper-Threading, 35
I
IEEE 1394
connector, 70
problems, 41
installing parts
before you begin, 67
recommended tools, 67
turning off your computer, 67
Internet
problems, 39