5-10 IBM Personal Computer User Guide
Switching power supply. The system comes with a switching power
supply.
Expansion slots. On the system boards are three expansion slots for
installation of the adapter cards that conform to Peripheral Component
Interconnect (PCI) specifications. These cards are commonly referred to
as PCI adapter cards (only the low-profile PCI cards will fit).
System board.
Bay 3. This drive can accommodate a 5.25-inch half-high drive such as a
hard disk, tape, or CD-ROM. In many models, this bay holds a factory-
installed CD-ROM drive or DVD-ROM drive.
Bay 2. This drive can accommodate a 3.5-inch device. In many models,
this bay holds a factory-installed hard disk drive.
Bay 1. This drive bay can accommodate a 3.5-inch slim IDE hard disk. In
many models, this bay holds a factory-installed diskette drive.
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