IBM 2274 manual Hardware Interfaces

Hardware Interfaces

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

Item	Interface
Expansion slot for	Three PCI (Peripheral Component
I/O adapter cards	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

8 IBM Desktop System HMM