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1744 Printed in Singapore, south milpitas blvd. ∙ milpitas, ca 95035 ∙408945-8600, Rev B
Models:
AHA-1740A
1742A
1744
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Troubleshooting
Specifications
Install
FAQ
Configuration
Problems Booting the System from a SCSI Drive
Bus Device Reset
Adapter Command
3. Boot Message With Error Detection Enabled
How to
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Printed in Singapore
STOCK NO.:
510215-00
691 south milpitas blvd.
∙
milpitas, ca 95035
∙
(408)945-8600
Rev B
LL 8/93
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Contents
AHA-1740A/1742A/1744 EISA-to-Fast SCSI Host Adapter
User’s Manual
Page
AHA-1740A/1742A/1744 EISA-to-Fast SCSI Host Adapter
User’s Manual
Changes
Copyright
Trademarks
Literature
Technical Support
Page
Chapter Three Using the Configuration Utility
Table of Contents
Chapter Two Hardware Installation
Chapter One Overview
Chapter Four Multiple Host Adapter Support
Chapter Six Host Adapter BIOS Operation
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Chapter Five Adaptec Download Utility
Appendix A Disk Drives Over 1 Gigabyte
Chapter Seven Troubleshooting
Table of Contents EISA-to-Fast SCSI Host Adapter
Appendix B Loading the I/O Operating Environment Software
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List of Figures
List of Tables
Preface
Helvetica Italics
Conventions
bold
Page
STOCK NO
Printed in Singapore
691 south milpitas blvd. ∙ milpitas, ca 95035 ∙408945-8600
Rev B
General Product Information
Overview
Chapter One
The AHA-1740A/1742A/1744 supports asynchronous, synchro- nous, and Fast SCSI data transfers on the SCSI bus. Asynchro- nous data transfers support up to 2 MBytes/sec, synchronous transfers support up to 5 MBytes/sec, and Fast synchronous trans- fers support up to 10 MBytes/sec. Devices using different trans- fer rates can all be used on the same SCSI cable. The AHA-1740A/1742A/1744 is both SCSI-1 and SCSI-2 compatible, and supports both SCSI-1 and SCSI-2 devices
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EISA-to-Fast SCSI Host Adapter
Overview
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Installation Software
Table 1-1. AHA 1740A/1742A/1744 Program Files
BIOS Operation Modes
Table 1-2. AHA 1740A/1742A/1744 Operation Modes
System Caching Description
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Physical Dimensions
Product Specifications
Table 1-3. AHA-1740A/1742A/1744 Product Specifications
Power Requirements
∙ Technical Reference Manual
∙ Installation Guide
Associated Documentation
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Unpacking and Inspection
Hardware Installation
Chapter Two
Preparation
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SCSI Terminators
Figure 2-1. SCSI Device Termination
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SCSI Parity
SCSI ID
Physical Installation in the System
7. Carefully reinstall the cover of the computer
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Standard Mode
Multiple Host Adapter Support
Chapter Four
Enhanced Mode
Standard and Enhanced Modes
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Running the ADL Program
Adaptec Download Utility
Chapter Five
∙ ∙ ∙ ∙
Figure 5-1. Host Adapter Listing
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∙ ∙ ∙
Figure 5-2. ADL Main Menu
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Download Firmware
Figure 5-3. Download Firmware Screen
Figure 5-4. Download Warning Message Screen
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Firmware Information
Figure 5-5. Enhanced Mode Firmware Information
EISA-to-Fast SCSI Host Adapter
Low-Level Format
Figure 5-6. Low-Level Format Device Selection Screen
Adaptec Download Utility
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The Low-Level Format Options screen displays
Figure 5-7. Low-Level Format Option Selection Screen
EISA-to-Fast SCSI Host Adapter
Exiting the ADL Program
Figure 5-8. Exiting the ADL Program
Adaptec Download Utility
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Chapter Six
Host Adapter BIOS Operation
Figure 6-1. Standard BIOS Boot Message
Standard Mode Operation
The BIOS version and operation mode of the AHA- 1740A/1742A/1744 appear at the top of the message, followed by a list of the identified SCSI devices
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Figure 6-2. Enhanced BIOS Boot Message
Enhanced Mode Operation
P40S 940-40-94XX - Drive C 80h
Figure 6-3. Boot Message With Error Detection Enabled
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Chapter Seven
Troubleshooting
Determining Problems Using the LED
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Problems Detected During Installation
Table 7-1. AHA 1740A/1742A/1744 LED Flash Codes
If the following message displays
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Problems Booting the System from a SCSI Drive
Problems Using a SCSI and a Standard Disk Drive
EISA-to-Fast SCSI Host Adapter
Problems Using Two SCSI Drives
Troubleshooting
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AHA-1740A/1742A/1744
Appendix A
Extended Translation Using DOS
Disk Drives Over 1 Gigabyte
The DOS 1 Gigabyte Limit
Drives With Mixed Partitions
When to Use Extended Translation With DOS Version 5 Only
Using Extended Translation
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Load ASW-1410 v3.0a
Using Fdisk
Questions and Answers About Extended Translation
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DOS/Windows
Loading the I/O Operating Environment Software
Appendix B
Unix
Novell NetWare
OS/2
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AHA-1540
Adapter Command
Glossary
AHA-1540B
Command Descriptor Block
Bus Device Reset
Command Control Block
Asynchronous Event Notification
Direct Memory Access
Common Command Set
Configuration
Control Microprocessor
Enhanced Mode
EEPROM
EISA
EPROM
Industry Standard Architecture
Host Adapter
IBM PC-AT Compatible
Initiator
Manager
Mailbox In
Mailbox Out
Multi-tasking Operation
SCSI ASC
Scatter/Gather
SCSI
SCSI Device
Synchronous Data Transfer Negotiation
Standard Mode
Synchronous Data Transfer
Tagged Queuing
Index
AHA-1740A/1742A/1744
Index-2
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EISA-to-Fast SCSI Host Adapter
Index
Index-3
AHA-1740A/1742A/1744
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Index-4