Hardware Interfaces

The following peripheral interfaces for adapters, options, and drives are supported in the system unit.

Table 1-1 System Board Hardware Interfaces

Item	Interface

Expansion slot for	Two PCI (peripheral component
I/O adapter cards	interconnect) v2.1 compatible
	expansion slots that operate at 33
	MHz bus speed. PCI slots can accept
	short (175mm) PCI adapter cards.

Hard Disk Drives	Two PCI local bus Enhanced IDE v1.0
	compatible hard disk drive interfaces
	that support PIO mode up to mode 4,
	DMA 32-bit access up to mode 2 and
	Ultra 66 Synchronous DMA up to
	mode 2 (66M bytes/sec).

CD-ROM Drive	5.25-in. high-performance, forty
	speed (40X) CD-ROM IDE/AT drive
	Support Bootable CD-ROM Format
	specification version 1.0.

Diskette Drive	AT diskette interface

Video	Physical interface is compatible with
	the IBM Personal System/2 (PS/2)
	VGA interface.
	Intel 810 VGA on board.

Modem	One 56.6 Kbps PCI plug and play
	modem adapter card with data/fax
	features.(not standard in all systems)

Audio	CM18738

Pointing device	IBM PS/2-compatible mouse

Keyboard device	IBM PS/2-compatible keyboard

Serial port	9-pin connector with RS232D
	electrical interface

Parallel port	Supports SPP (IBM PC/AT, PS/2)
	compatible, EPP (IEEE 1284
	compliance), ECP (IEEE 1284
	compliance) interface.

Game port	Game port interface for joystick. It
	also supports MIDI.

IBM 2169 manual Hardware Interfaces