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8 IBM Desktop System HMM
Hardware Interfaces
The following peripheral interfaces for adapters,
options, and drives are supported in the system unit.
Item Interface
Expansion slot for
I/O adapter cards
Three PCI (Peripheral Component
Interconnect) v2.2 compatible
expansion slots that operates at 33
MHz bus speed.
Hard disk drives Four PCI local bus Enhanced IDE
v1.0 compatible hard disk drive
interfaces that support:
- PIO mode up to 6 mode
- DMA 32-bit access
- Ultra 33/66 Synchronous DMA (33/
66M bytes/sec).
DVD-ROM drive 5.25-in. high-performance, 8X/40X
DVD-ROM IDE/AT drive.
Support Bootable CD-ROM Format
specification version 1.0.
Compliant to Audio-CD, Video-CD,
CD-ROM/XA, Karaoke-CD, and
Photo-CD (both single and multi
session) format.
Diskette drive AT diskette interface
Video Physical interface is compatible with
the IBM Personal System/2 (PS/2)
VGA interface.
Support Accelerated Graphics Port
(AGP)
Modem One 56.6 Kbps PCI modem adapter
card with data/fax/voice or non-voice
features.
Audio Compatible to AC99
Pointing device IBM PS/2-compatible mouse
Keyboard device IBM PS/2-compatible keyboard
Serial port Support one high speed NS 16C550
compatible UARTs with send/receive
16 bytes FIFOs
RS232D electrical interface
compliant