Dell OptiPlex 740 Quick Reference Manual page 72

I
installing parts
before you begin, 32
IRQ conflicts, 60
L
labels
Microsoft Windows, 7
Service Tag, 7
lights
power, 22, 28
system, 54
M
motherboard. See system board
O
operating system
reinstalling, 8
Operating System CD, 8
P
power
light, 22, 28
power light
diagnosing problems with, 54
problems
restore to previous state, 61
72
Index
problems. See troubleshooting
Product Information Guide, 6
R
regulatory information, 6
reinstalling
Windows Vista, 63
Windows XP , 64
S
safety instructions, 6
Service Tag, 7
software
conflicts, 60
support website, 9
system board, 40, 45, 48
System Restore, 61
T
troubleshooting
beep codes, 59
conflicts, 60
Dell Diagnostics, 51
Hardware Troubleshooter, 60
Help and Support Center, 10
restore to previous state, 61
system lights, 54