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System Specifications B-3
Calendar Clock
Year/month/day/hour/minute/second/.01 second; maintained by lithium
coin cell battery.
Input/Output (I/O) Features
Industry-standard interfaces integrated on system board:
Universal Serial Bus (USB) — two USB ports support two USB
peripherals directly to the system. With appropriate connectors, the
system supports up to 127 daisy-chained devices. Supports
12 megabits (Mbs) per second.
Parallel — bi-directional, ECP/EPP support; one 25-pin connector
Serial — one high-speed RS-232C port using a 16550 UART,
supports transfer rates up to 115.2 KB per second; one 9-pin
connector.
Keyboard — PS/2-compatible, 6-pin connector (mini DIN)
Mouse — PS/2-compatible, 6-pin connector (mini DIN)
VGA Monitor Connector — supports a VGA-compatible monitor with
a 15-pin connector
Microphone In — supports a microphone or other audio input device
for recording audio information in data files or broadcasting audio
Line In — supports input from an external audio device
Line Out — supports powered speakers or amplified output device
Headphone — supports optional external headphone set
IDE
—
support for an Ultra DMA/33/66 IDE hard drive and an IDE
CD-ROM drive or DVD drive
—
support for PIO mode 4
Diskette drive — supports 1.44-MB diskette drive; 34-pin connector
RJ-45 LAN connector.