ST11M, ST11R ST412 Interface Controller lnstalla tion Guide #Seagate
Copyright Notice S e a g a t e , Seagate Technology and the Seagate logo are registered trademarks of Seagate Technology, Inc. l N S T A L L R is a trademark of Seagate Technology, Inc. ©Copyright 1990 Seagate Technology, Inc. 920 Disc Drive, Scotts Valley, California 95066-4544, USA Telephone: 408/438-6550 Publication Number: 36095-001, Rev. E Seagate reserves the right to change, without notice, product offerings or specifications.
ST1 1 M/ST11 R Controller Installation Guide, Rev. E 1 Introduction This installation guide supports the Seagate ST1 1M MFM and ST1 1 R RLL Controllers, ROM Version 2.0 or higher. The ST1 1 M and ST1 1 R are 8-bit ST41 2 interface controllers designed for use in PC XT/AT systems with DOS-based applications. Use with other than DOS-based systems is beyond the scope of this guide. Contact your Distributor/Dealer. . . . The ST1 1 M is designed for use with drives employing MFM data encoding.
2 ST1 1 M/ST1 1 R Controller Installation Guide, Rev. E Before You Begin... Inspect the controller, drive, cables, mounting hardware/accessories, documentation and packaging. If any item is incorrect, missing or appears damaged, contact your Distributor or Dealer immediately. Handling: Improper handling during transit/shipping accounts for many “installation” problems. Prior to installation, handle your drive/controller carefully.
ST1 1 M/ST1 1 R Controller Installation Guide, Rev. E 1 .O ST1 1 M/ST1 1 R Controller Installation Caution: Do not handle a drive or controller without observing static-discharge precautions. A grounded wrist-strap is preferred; if unavailable, ground yourself frequently by touching the metal chassis of the system before handling any components. Do not unpack the drive/controller until you are ready to complete the installation.
4 ST1 1 M/ST1 1 R Controller Installation Guide, Rev. E Figure 2: Seagate RLL Drive Setup - ST1 1R T Model 7 Formatted R/W Data Sectors R/W Head MBytes Heads Cylinders per Track Auto-Park 4 ST1 37R 32.7 4 615 26 No ST1 38R 32.7 4 615 26 Yes 49.1 6 615 26 Yes 21.17 2 667 31 No 32.7 4 615 26 No 42.9 4 667 31 No 65.5 6 820 26 Yes 65.5 6 820 26 Yes 122.
ST1 1 M/ST1 1 R Controller Installation Guide, Rev. E 5 1.1 Set the Controller BIOS Address Controllers and add-in boards are installed in the bus slots on the computer’s motherboard. These slots are recognized by the computer BIOS address number. Each board installed must be jumpered for a specific address. C8000H is the default BIOS address for the ST1 1M/ST11 R. If this address is already occupied by another board, use the jumpers provided to change the Seagate controller to another address.
6 ST1 1 M/ST1 1 R Controller Installation Guide, Rev. E Figure 3: ST1 1M/ST11R ST412 Interface Controller J2 Drive 1 J3 - Drive 2 Jl 2s - ADDRESS SELECTION J5 AUX.
ST1 1 M/ST1 1 R Controller Installation Guide, Rev. E 7 1.2 Controller Physical Installation CAUTION: VERIFY THAT THE POWER IS OFF. 1. Remove the System Cover (Refer to your system manual). Access to the screws is usually at the back of the system. Save the screws. Systems vary, but most require you to slide the cover foward for removal. 2. Install the Controller as Illustrated in Figure 4. Verify that all connections are correct and replace the system cover 3.
8 ST1 1 M/ST1 1 R Controller Installation Guide, Rev.
ST1 1 M/ST1 1 R Controller Installation Guide, Rev. E 9 2.0 Preparing to Format Your Drive Please read this section before proceeding to the formatting instructions. Be sure to back up any drive containing data. Formatting at any level may result in partial or complete loss of data. Seagate Technology, Inc. assumes no liability for lost data. . Always use the same version of DOS throughout the entire process. On two-drive systems: Always use the same version of DOS on both drives.
10 ST1 1 M/ST1 1 R Controller Installation Guide, Rev. E 2.2 Non-Paired Drive formatting Seagate non-paired drives do not have installation software or recognizable format. These drives may be installed by following the procedures in Section 4.0. 2.3 Paired Drives with Less than 32 Formatted MBytes You will need one DOS-bootable diskette that has the boot files from the version of DOS that you plan to use on your Seagate drive.
ST1 1 M/ST1 1 R Controller Installation Guide, Rev. E 11 3.0 Paired Program Installations Read Sections 1-2 before beginning any formatting. The entire software installation routine is menu-driven and takes from ten to thirty minutes, depending on drive size. For specific DOS questions, refer to the DOS manual supplied with your system. After the format is completed, the read/write heads will be parked. At the next power-up, the system will boot from the hard disc. 3.
12 ST1 1 M/ST1 1 R Controller Installation Guide, Rev. E 4.0 Non-Paired Drive Formatting Use this procedure for non-paired drives or when reformatting a paired drive whose installation software files were lost or not copied before formatting. Be sure to back up any drive containing data. Formatting at any level may result in partial or complete loss of data. Seagate Technology, Inc. assumes no liability for lost data.
ST1 1 M/ST1 1 R Controller Installation Guide, Rev. E 3. 13 To access the controller’s format routine; at the “-” prompt type: G=XXXX:5 (Where XXXX is correct address, Refer to Fig 3.) Note: Seagate controllers will step you through the process. Refer to the drive charts Figures l-2 for correct drive parameters. On drives over than 32 formatted megabytes, DISK MANAGER will automatically partition and high-level format the drive.
14 ST1 1 M/ST1 1 R Controller Installation Guide, Rev. E Check correct drive parameters entered. Refer to pages 3-4. Turn the system off and power-up again. Rerun FDISK. . High-Level Format Error Message: “Invalid drive specification” Run FDISK again to make sure the DOS partition is active. Check drive parameters and low-level format again. Check controller jumpers. In AT systems, check that no drive type is entered in the system CMOS setup for the drive attached to the ST1 1 M/ST1 1 R. .
