Specifications

Setting Up 19
Hard disk drive carriers
You can install additional hard disk drives in these carriers inside your computer. If you are
using ATA hard disk drives, you can install up to two ATA drives in the single U-shaped
carrier (position three). If you are using SCSI hard disk drives, you can install up to three
SCSI drives in the drive carriers.
AirPort Card connector
Connects an AirPort Card, which allows your computer to communicate with a wireless
network.
PCI expansion slots
You can install PCI cards in these slots to expand your computer’s capabilities. For
example, you can install a SCSI PCI card and then connect and use SCSI devices such as
scanners, hard disk drives, and Zip drives.
AGP graphics slot
Connects your advanced graphics port (AGP) card, which provides fast graphics processing
power, to your monitor. Depending on your graphics card, you can connect a monitor that
has an Apple Display Connector (ADC) or a standard video graphics array ( VGA)
connector.
SDRAM slots
You can install additional memory in your computer by inserting up to 3 DRAM DIMMs in
the memory slots. You can expand your computer’s memory up to 1536 MB (1.5 GB).
Battery
Your computer uses a battery that you rarely replace. If you find that your computer is
having trouble starting up, or that the system date and time are frequently incorrect, you
may need to replace the battery. For more information, see “Replacing the Battery” on
page 85.