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Table of Contents
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Summary of Contents for Adaptec AVA-2825
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Page 1: Installation Guide
Installation Guide AVA-2825 VL-to-Fast SCSI and VL-to-IDE Host Adapter with SCSISelect... -
Page 2: Getting Started
VL-Bus slot in your PC. You can connect one or two IDE drives to the AVA-2825. You can also connect up to seven SCSI devices and two floppy disk drives. AVA-2825 host adapters are designed for VL-Bus PCs with a 486 or higher microprocessor. -
Page 3: Default Settings
Default Settings The AVA-2825 default settings are as follows: Parameter Host Adapter Interrupt Channel Host Adapter SCSI ID SCSI Parity Checking Host Adapter Termination Host Adapter BIOS Address Enable Sync Negotiation Enable FAST SCSI Enable Disconnection System Boot (INT 19h) Controlled by Host Adapter BIOS Extended BIOS Translation for Drives >1 GByte Disabled... -
Page 4: Installing The Host Adapter
Only one IDE controller can be enabled in your PC. If you leave the IDE cable attached to the PC’s IDE con- troller, turn sw2 On to disable the AVA-2825 IDE con- troller. If you connect the IDE cable to the AVA-2825, you must disable the PC’s IDE controller. - Page 5 Changing the SCSI I/O Port Address The AVA-2825 SCSI I/O port address is set by jumper block J7. The default port address is 340h-35Fh. You can change the SCSI I/O port address to its alternate setting of 140h-15Fh if it conflicts with another option board in your PC.
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Page 6: Connecting Scsi Peripheral Devices
Attach the SCSI cable(s) to the host adapter and the peripheral device(s), using the internal and/ or external connector(s). Be sure to maintain correct pin-1 orientation throughout the bus. The AVA-2825 uses a 50-pin high-density external connector, and a 50-pin flat ribbon-type internal connector. AVA-2825 host adapters support... - Page 7 Terminators must be removed from, or disabled on, other devices in the middle of the SCSI bus. The AVA-2825 and most SCSI peripher- als have built-in terminators that can be enabled or disabled.
- Page 8 Setting SCSI IDs Be sure that each device on the AVA-2825 SCSI bus has a different SCSI ID. See your SCSI peripheral doc- umentation to learn how to determine the SCSI ID and change it. The default SCSI ID for the AVA-2825 host adapter is SCSI ID 7.
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Page 9: Configuring The Host Adapter
Keep these points in mind when installing IDE drives: Your PC can recognize two physical IDE disk drives when they are connected to the AVA-2825. The first IDE drive must be set up as the master drive (drive C) in CMOS setup , and the second IDE drive (if any) as the slave drive. - Page 10 Menu, a list of installed SCSI devices appears. When you select a device, the Utilities menu appears. For- mat Disk runs the Adaptec SCSI low-level format utility. Verify Disk Media scans the selected disk drive (or other disk device) for defects.
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Page 11: Troubleshooting Checklist
Board Service (BBS) 24 hours a day at 408-945-7727; 1200/2400/9600/14400 baud, 8 data bits, 1 stop bit, no parity. For the latest online information about Adaptec products and services, call the Interactive Fax Service 23 hours a day, 7 days a... -
Page 12: Fcc Compliance Statement
Adaptec logo are registered trademarks of Adaptec, Inc. AVA, FLEXI-Driver, EZ-SCSI and SCSISelect are trademarks, of Adaptec, Inc. VL-Bus is a trademark of the Video Electronics Stan- dards Association. 486 is a trademark of Intel Corporation. Printed in Singapore Stock No.: 510612-00, Rev A KL 6/94...
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