Appendix E Wide Ultra Scsi Host Adapter; Introduction; Functional Description; Figure E-1. Wide Ultra Scsi H - Compaq EN Series Technical Reference Manual

Appendix E
WIDE ULTRA SCSI HOST ADAPTER
E. Appendix E Wide Ultra SCSI Host Adapter
E.1

INTRODUCTION

The Adaptec AHA-2940UW SCSI Host Adapter (Compaq p/n 334136-001) is a PCI peripheral
that provides high performance interfacing with compatible SCSI peripherals, specifically hard
drives. The card installs in a PCI slot and supports full bus mastering capability.
NOTE: This appendix describes the Wide Ultra SCSI Adapter in general. For detailed
information on the Ultra SCSI Adapter card refer to Adaptec, Inc documentation.
This appendix covers the following subjects:
Functional description (E.2)
SCSI adapter programming (E.3)
Specifications (E.4)
User guidelines (E.5)
SCSI connectors (E.6)
External
Wide Ultra
SCSI Connector
Figure E–1. Wide Ultra SCSI Host Adapter Card Layout
Internal
Wide Ultra SCSI Connector
AIC7880
Original - April 1998
page E-2
page E-3
page E-3
page E-4
page E-5
Internal
Ultra SCSI Connector
Compaq Personal Computers
Technical Reference Guide
E-1