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User’s Guide
MiniSCSI 1350
Parallel Port to SCSI Adapter
APA-1350
R
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R Adaptec, Inc. 691 South Milpitas Boulevard Milpitas, CA 95035 © 1998 Adaptec, Inc. All rights reserved. Adaptec, and the Adaptec logo are trade- marks of Adaptec, Inc. which may be registered in some jurisdictions. Printed in Singapore STOCK NO.: 512111-00, Rev. A BKB 6/98
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▼ ▼ ▼ ▼ MiniSCSI 1350 Parallel Port to SCSI Adapter User’s Guide R
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▼ ▼ ▼ ▼ Contents Introduction 1 Contents of Kit 1 System Requirements 1 Installing the MiniSCSI 1350 2 Software Installation 4 Windows 95 Software Installation 4 Printers 5 Uninstalling the Drivers 6 Understanding SCSI 7 SCSI IDs 7 Terminating the SCSI Bus 8 Obtaining SCSI Cables 8 Connector Types 9 Troubleshooting 10 General Hardware Troubleshooting 10 WINDOWS 95 Troubleshooting 11 Improving Overall Performance 12 Formatting your hard disk drives in Windows 95 13 Contacting Adaptec 15 Ele
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Introduction Thank you for purchasing the Adaptec MiniSCSI 1350. The MiniSCSI 1350 is the ideal solution for Plug & Play SCSI connections to CD-ROMs, Scanners, Hard Disks, SyQuest, Iomega, Tape, MO drives and other peripherals. It’s fast, easy installation adds full SCSI flexibility to your Portable or Desktop PC without the hassle and cost of plug-in host adapters. Simply plug it into your PC’s parallel port and you’re set. Contents of Kit ■ MiniSCSI 1350 Parallel Port to SCSI Adapter
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MiniSCSI 1350 User’s Guide Installing the MiniSCSI 1350 Follow the steps below to install the MiniSCSI 1350 and connect your SCSI devices to it. Refer to Figure 1 on page 3 for an illustration of a typical installation. 1 Connect the 50-pin interface plug to the SCSI interface socket on your peripheral device. 2 Plug the 25-pin interface plug into a parallel-printer connector on your computer. 3 Optional: If a printer cable is already attached to the connector, unplug it and connect it to
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Installing the MiniSCSI 1350 Note: For the pass-through function to operate, your SCSI peripheral must be connected and powered up because the MiniSCSI 1350 uses the power on the SCSI bus. 25-Pin Interface Plug Printer Laptop 25-Pin Socket SCSI Device 50-pin Interface Plug Figure 1. Typical Installation 3
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MiniSCSI 1350 User’s Guide Software Installation To use your MiniSCSI 1350, you have to install software drivers on your computer. This one time process is described below. Note: Before you begin, we recommend that you make copies of the diskettes that came with your MiniSCSI 1350. Before you begin, close any application you may have running before installing the MiniSCSI 1350 software drivers. Windows 95 Software Installation 1 Start Windows 95. 2 Insert the diskette labeled APA-1350 Setup
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Software Installation Printers In most cases and with most printers, printing via the printer pass- through connector should not be any different than printing via the computer’s own printer port. The printer pass-through connector on the MiniSCSI 1350 can be used to connect a printer or any peripheral device that normally connects to a parallel-printer connector. Note: The printer pass-through connector will only work when the SCSI peripheral is attached and powered ON. 5
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MiniSCSI 1350 User’s Guide Uninstalling the Drivers To uninstall the MiniSCSI 1350 drivers from your system 1 Go to the Control Panel and double-click on Add/Remove Programs icon. 2 Highlight the MiniSCSI 1350 driver entry and click Add/Remove. The drivers will be removed from your system. 3 Re-boot the system to reflect the change. 4 Follow the instructions below to prevent the MiniSCSI 1350 from loading on bootup automatically. First, determine which version of Windows 95 you have inst
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Understanding SCSI Understanding SCSI SCSI (pronounced “scuzzy”) stands for Small Computer Systems Interface. SCSI is an industry standard computer interface for connecting SCSI devices (such as hard disk drives, CD-ROM drives, and scanners) to a common SCSI bus. A SCSI bus is an electrical pathway consisting of a SCSI adapter (such as the SlimSCSI adapter) installed in a computer and one or more SCSI devices. SCSI cables are used to connect the devices to the SCSI card. For the SCSI bus t
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MiniSCSI 1350 User’s Guide Terminating the SCSI Bus To ensure reliable communication on the SCSI bus, terminators must be installed (or enabled) on the devices at the physical ends of the SCSI bus. The terminators on all devices between the physical ends must be removed (or disabled). Termination on the MiniSCSI 1350 is permanently enabled, since it is always at one end of the SCSI bus. There are various methods for terminating disk drives and other SCSI devices. Read the device documentati
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Understanding SCSI Connector Types Several different types of SCSI connectors are used on SCSI devices, and each type requires a different kind of cable. The following diagrams illustrate the different kinds of SCSI connectors: SCSI-2 High-density 50-pin Connector Standard MiniSCSI 1350 Connector for SCSI Perirpherals Typically used with high-performance CD-ROM drives, hard disk drives, Jaz drives, and Plug and Play devices. If you have a SCSI device with a DB25 pin or low density 50-pin (SC
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MiniSCSI 1350 User’s Guide Troubleshooting Most problems with the MiniSCSI 1350 result from errors in preparing and connecting the SCSI devices to it. So, if you have problems, check the General Hardware Troubleshooting tips first. If the problem still remains, refer to one or more of these sections: WINDOWS 95 Troubleshooting....................page 11 Improving Overall Performance.....................page 12 Formatting your Hard Disk Drives in DOS or Windows 95.............................
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Troubleshooting WINDOWS 95 Troubleshooting ■ I can read from my CD-R or CD-RW but Easy CD Pro doesn’t recognize the drive, therefore I’m unable to write to the CD? Please check the revision of Easy CD Pro. Adaptec has fixed problems in their latest revision (2.11C). This is found on their website: http://www.adaptec.com/support/files/upgrades.html The file you need is Easy2up.exe, and is found under the section CD recordable software upgrades PC. ■ In the Device Manager under SCSI controlle
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MiniSCSI 1350 User’s Guide Improving Overall Performance Following are some tips on improving the performance of the MiniSCSI 1350: ■ Ensure that the CMOS setting configuration for the parallel port and the setting in the Device Manager are the same. ■ Ensure that there are no Port Base and IRQ clashes with other installed devices such as Sound Cards. ■ If the parallel port supports EPP, ensure that the parallel port mode in the system CMOS is set for EPP. ■ To step up the system performa
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Troubleshooting Formatting your hard disk drives in Windows 95 If a hard disk drive is used that has not been formatted for Windows 95 systems, you will need to prepare the Disk for its first use with the FDISK and FORMAT commands in the DOS directory of your system disk. Before you can use these commands you must enable Int 13 support for the drive. Follow these steps to enable Int 13 support: 1 Go to the Control Panel. 2 Double-click on the System icon. 3 Click on the Device Manager t
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