Appendix
75
Drives
Externally accessible
one 5.25-inch bay
one 3.5-inch bay
Internally accessible
one bay for 1-inch–high IDE hard drive
Available devices
ATA-66 or ATA-100 Ultra DMA hard drive,
CD drive, Zip drive, DVD drive, and CD-RW
drive
Ports and Connectors
Externally accessible:
Serial
9-pin connector; 16550C-compatible
Parallel
25-hole connector (bidirectional)
Video
15-hole connector
Keyboard
6-pin mini-DIN connector or USB connector
Mouse
6-pin mini-DIN connector or USB connector
USB
two front-panel and four back-panel USB
2.0–compliant connectors
Headphone
front-panel miniature jack
Audio
three miniature jacks for line-in, line-out, and
microphone
Internally accessible:
Primary IDE channel
40-pin connector on PCI local bus
Secondary IDE channel
40-pin connector on PCI local bus
Floppy drive
34-pin connector
Video
Video controller
Intel integrated AGP graphics
Audio
Audio controller
ADI 1981A (AC97 Codec)