Adaptec AHA-3940U - Storage Controller Ultra SCSI 20 MBps Support and Manuals
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Popular Adaptec AHA-3940U Manual Pages
Getting Started Guide - Page 1
... for all three host adapter models.
2 Board Layout
The following diagrams and table show the major AHA-3940U, AHA-3940UW, and AHA-3940UWD components.
1 Getting Started
This Installation Guide tells you install the host adapter must be 8-bit devices. These host adapters have two SCSI channels which you how to install and configure AHA®-3940U/3940UW/3940UWD PCI-to fifteen 16-bit...
Getting Started Guide - Page 2
..., Channel B2
J4
External LED connector
J5
AHA-3940U/3940UW: External SCSI connector, Channel A3
AHA-3940UWD: External SCSI connector, Channel B4
J6
Multiple computer termination jumper, Channel A2
J7
AHA-3940UWD only: External SCSI connector, Channel A
1 This is a 68-pin connector on the AHA-3940UW/3940UWD and a 50-pin connector on the AHA-3940U.
2 See Termination in Multiple Computer...
Getting Started Guide - Page 3
... Message During BIOS Initialization4 Multiple LUN Support4 BIOS Support for Bootable CD-ROM4 BIOS Support for Int 13h Extensions4 Support for UltraSCSI Speed5
Enabled Boot Only Enabled Enabled Disabled Enabled Enabled Disabled
1 Setting is valid only if Multiple LUN Support is enabled. 2 10 MBytes/sec for AHA-3940U. 3 AHA-3940UW/3940UWD only. 4 Settings are only valid if channel BIOS is enabled...
Getting Started Guide - Page 4
...end of board can be a shared slot. Note: Do not replace the chassis cover or reconnect the power yet!
4
AAAAAAAAAAAAAAAAAAPPCAAAAAAaruHiAAArrntAAAArtAAAeN-SAAAn3uAAApt9mAAAeD4AAAcbAAA0aeAAANtUerAAAu::/... with the screw from the expansion slot cover that sup- 4 Installing the Host Adapter
Inserting the Host Adapter in the card guide.
Usually there are shorter than ISA or EISA slots.
Getting Started Guide - Page 5
5 Connecting SCSI Devices
Caution: AHA-3940U/3940UW/3940UWD host adapters support only single-ended SCSI devices. If you are labeled J5 and J1, respectively, in the diagrams on the SCSI connector. On the AHA-3940U/3940UW host adapters, SCSI Channel A has one external and one way, so pin-1 orientation is automatic.
2 Attach the SCSI cable(s) to the next, with a contrasting color on one of...
Getting Started Guide - Page 6
... whether it disables its terminators. To do this :
s For Channel A on the AHA-3940U/3940UW, and both channels on the AHA-3940UWD, if the host adapter detects that SCSI devices are shared by the SCSISelect utility. You may need to change the termination setting on some devices in two different computers, you can enable your computer system...
Getting Started Guide - Page 7
... to an AHA-3940UW or AHA-3940UWD can change it. See your SCSI device documentation to learn how to your system CMOS Setup requires you have IDs from 0 to the AHA-3940U/ 3940UW/3940UWD host adapter. You can have two host adapters connected to the same SCSI bus, be sure to assign them different SCSI IDs, preferably IDs 7 and 6.
6 Completing the Installation
1 Put...
Getting Started Guide - Page 8
... you change host adapter settings, such as ISA and EISA, you do not need to choose SCSI Channel A or Channel B. To run SCSISelect.
7 Configuring the Host Adapter
Your AHA-3940U/3940UW/3940UWD host adapter includes the built-in your computer boots.
This message includes a list of SCSI channels for each SCSI channel: Host Adapter SCSI ID, SCSI Parity Checking, Host...
Getting Started Guide - Page 9
... Command, and Initiate Wide Negotiation (AHA-3940UW/3940UWD only).
When you select a device the Utilities menu appears, giving you select Yes, those blocks are no longer used.
8 Operating System Software
Your host adapter is supported by the following two choices: s Format Disk-runs the Adaptec SCSI low-level
format utility. Most SCSI devices are prompted to individual...
Getting Started Guide - Page 10
... (PPB)? Other Operating Environments
AHA-3940U/3940UW/3940UWD host adapters support Novell NetWare, OS/2, SCO Unix, and SCO UnixWare operating systems. The Adaptec 7800 Family Manager Set is ON.
You need additional software if you want to do this setting, you can make the host adapter treat removablemedia drives as Fixed Disks option to install drivers and configure your system...
Getting Started Guide - Page 11
.... 2 Make sure the boot partition of the User's Guide.
See the Operating System usre's guide for instructions. s Does the host adapter and each device on the drive.) 3 Partition the disk. If this does not solve the problem, there are installed in your computer, the non-SCSI drive is set with the SCSISelect Format Disk option.
11
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Getting Started Guide - Page 12
... hours, on weekends, and on the Adaptec BBS.
s To speak with questions regarding your problem and then provides step-by-step troubleshooting instructions.
We offer the following : s Adaptec World Wide Web (WWW) site at 800-416-8066. s Adaptec USA Bulletin Board Service (BBS) at 408-957-7150. If you with a product support representative, call 800-959-7274 or...
Getting Started Guide - Page 13
... with part 15 of the Canadian Interference-Causing Equipment Regulations. This device complies with the instruction manual, may...Adaptec, the Adaptec logo, AHA, and EZ-SCSI are registered trademarks of Microsoft Corporation used in a residential installation. B MR 11/96 Information subject to radio or television equipment reception, which the receiver is a trademark, and Windows and Windows...
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