Contents v
3 1/2-Inch Internal Drives................................................................................................ 3-26
Removing a 3 1/2-Inch Internal Drive...................................................................... 3-26
Installing a 3 1/2-Inch Internal Drive....................................................................... 3-28
CMOS Battery................................................................................................................. 3-30
System Board................................................................................................................... 3-31
Removing the System Board.................................................................................... 3-31
Reinstalling the System Board..................................................................................3-32
Power Supply................................................................................................................... 3-33
Front USB Port................................................................................................................ 3-34
Front LED/Switch Bracket.............................................................................................. 3-34
Chassis Intrusion Switch.................................................................................................. 3-36
Minitower and Desktop Setup......................................................................................... 3-37
Converting from Minitower to Desktop................................................................... 3-37
Converting from Desktop to Minitower................................................................... 3-38
Chassis Shell.................................................................................................................... 3-40
Replacing the Chassis Shell...................................................................................... 3-40
4 System Board
External Cable Connectors................................................................................................ 4-2
Internal Cable Connectors................................................................................................. 4-3
Jumper Settings.................................................................................................................. 4-4
Locating System Board Jumpers................................................................................ 4-4
Changing a Jumper Setting......................................................................................... 4-4
Upgrade Sockets................................................................................................................ 4-5
Processor Socket......................................................................................................... 4-6
RIMM Sockets............................................................................................................ 4-6
Checking System Memory......................................................................................... 4-7
Components....................................................................................................................... 4-7
Processor and Secondary Cache................................................................................. 4-9
System BIOS.............................................................................................................. 4-9
System Memory........................................................................................................ 4-10
Plug and Play............................................................................................................ 4-10
PCI/IDE Ports........................................................................................................... 4-10
Parallel Interface....................................................................................................... 4-10
Serial Interface.......................................................................................................... 4-11
USB Interface........................................................................................................... 4-12
Accelerated Graphics Port........................................................................................ 4-12
Integrated Audio....................................................................................................... 4-12
Resources......................................................................................................................... 4-13
Memory Map............................................................................................................ 4-13
I/O Addresses........................................................................................................... 4-13
DMA Settings........................................................................................................... 4-15
5 Illustrated Parts Breakdown
Ordering Parts.................................................................................................................... 5-2
Field Replaceable Unit....................................................................................................... 5-2
Illustrated Parts Breakdown............................................................................................... 5-4
6 Preventive Maintenance
System Cleaning................................................................................................................ 6-2
Keyboard Cleaning............................................................................................................ 6-2
Mouse Cleaning................................................................................................................. 6-3