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AVA-2820/2822/2825 User’s Guide
Stock Number: 510609-00, Rev. B

Page: Front Cover

Print Spec Number: 492728-00
Current Date: 1/30/95

ECN Date: 1/31/95

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User’s Guide

User’s Guide

AVA-2820/2822/2825

VL-to-Fast SCSI and VL-to-EIDE Host Adapters
with SCSISelect

Содержание AVA-2820

Страница 1: ...AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A A A AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A User s Guide User s Guide AVA 2820 2822 2825 VL to Fast SCSI and VL to EIDE Host Adapters with SCSISelect ...

Страница 2: ...AA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A Adaptec Inc 691 South Milpitas Boulevard Milpitas CA 95035 Copyright 1994 1995 Adaptec Inc All rights reserved Adaptec and the Adaptec logo are trademarks of Adaptec Inc which may be registered in some jurisdictions Printed in ...

Страница 3: ...AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A A A AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A R AVA 2820 2822 2825 VL to Fast SCSI and VL to EIDE Host Adapters with SCSISelect User s Guide ...

Страница 4: ...ion and without notification to its users Adaptec Technical Support and Services If you have questions about installing or using the host adapter check this user s guide first you will find answers to most of your questions here If you need further assistance please contact us We offer the following support and information services For Adaptec technical support answers to technical questions infor...

Страница 5: ...does cause interference to radio or television equipment reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the inter ference by one or more of the following measures Reorient or relocate the receiving antenna Move the equipment away from the receiver Plug the equipment into an outlet on a circuit different from that to which the receiver...

Страница 6: ...ent Date 1 30 95 ECN Date 1 31 95 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A A A AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A ...

Страница 7: ...About This Chapter 1 1 Overview 1 3 Features 1 4 Compatibility 1 4 Configuration Flexibility 1 4 Standard Device Support 1 5 Additional Support Through Adaptec EZ SCSI Lite 1 5 Standard IDE or EIDE Support Through Disk Manager and FLEXI Driver AVA 2825 only 1 6 Fast Data Transfer Rates 1 6 Advanced Fast SCSI 2 Implementation 1 7 Host Adapter Performance 1 7 System Requirements 1 8 Product Specific...

Страница 8: ...Devices 2 11 Connecting External SCSI Devices 2 13 Terminating the SCSI Bus 2 15 Internal and External SCSI Devices 2 15 Internal SCSI Devices Only 2 16 External SCSI Devices Only 2 17 Setting SCSI IDs 2 17 Connecting Floppy Drives AVA 2822 2825 Only 2 18 Connecting Standard IDE or EIDE Drives AVA 2825 Only 2 21 Connecting the SCSI Standard IDE or EIDE Activity LED 2 24 Reassembling and Configurin...

Страница 9: ...Overview 4 3 Configuring the Computer s CMOS Setup 4 4 Using Disk Manager Software with Large Standard IDE or EIDE Drives 4 4 Installing FLEXI Driver Software 4 6 A Troubleshooting About This Appendix A 1 SCSI Troubleshooting Checklist A 3 SCSI Problems and Solutions A 4 Host Adapter Conflicts A 6 BIOS Startup Messages A 6 Standard IDE or EIDE Problems and Solutions A 8 Hardware A 8 Software and P...

Страница 10: ...AAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A A A AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A C Floptical Drive Support About This Appendix C 1 Floptical and Floppy Device Support C 3 Floptical Installation C 3 Floppy Device Drive Assignment C 4 VHD Format C 4 G...

Страница 11: ...n Internal SCSI Device 2 12 2 7 Connecting Subsequent Internal SCSI Devices 2 12 2 8 Connecting the External SCSI Cable to the Host Adapter 2 13 2 9 Connecting the External SCSI Cable to an External SCSI Device 2 14 2 10 Connecting Multiple External SCSI Devices 2 14 2 11 Termination Configuration with Internal and External SCSI Devices 2 16 2 12 Termination Configuration with Internal SCSI Device...

Страница 12: ...AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A Figure 2 19 Connecting a Second Standard IDE or EIDE Drive 2 24 2 20 SCSI Standard IDE or EIDE LED Connector 2 25 3 1 BIOS Banner 3 4 3 2 SCSISelect Options Menu 3 4 3 3 Configure View Host Adapter Settings Screen 3 5 3 4 Host Adapter SCSI Termination Selection 3 6 3 5 SCSI ...

Страница 13: ...d to collectively as the AVA 2820 2822 2825 Chapter 1 Introduction provides general information about and lists the fea tures of the AVA 2820 2822 2825 host adapters Chapter 2 Installation has the information needed to install the host adapter SCSI devices floppy devices and standard IDE or EIDE devices Chapter 3 SCSI Configuration with SCSISelect describes the SCSISelect configuration utility and...

Страница 14: ...to 8 Gigabytes GBytes in size Appendix C Floptical Drive Support has information about installing and using Floptical drives Conventions The following typographic conventions are used in this document bold Used for keystrokes press the Enter key Helvetica Used for operator entry that must be typed exactly as shown device c aspi2dos sys and for mes sages on the screen Enter Password Helvetica Itali...

Страница 15: ...ies Note Text set off in this way presents remind ers tips or suggestions that may make it eas ier for you to install configure and use your host adapter Caution Failure to observe this kind of advi sory could result in loss of data or damage to your system and installed devices WARNING Failure to observe this kind of advisory could result in personal injury Use caution when handling any electrica...

Страница 16: ...ent Date 1 30 95 ECN Date 1 31 95 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A A A AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A ...

Страница 17: ...AAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A 1 1 1 Introduction About This Chapter Read this chapter to find out An overview of the AVA 2820 2822 2825 host adapters The features of the AVA 2820 2822 2825 Information on Adaptec s EZ SCSI Lite soft ware that provides driver support for most SCSI d...

Страница 18: ...ent Date 1 30 95 ECN Date 1 31 95 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A A A AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A ...

Страница 19: ...d peripheral devices The local bus connects directly to the computer s CPU bus If the CPU runs at 33 MHz so does the local bus keeping right up with the CPU The AVA 2820 2822 2825 supports up to seven SCSI devices via internal and external 50 pin SCSI connectors The AVA 2822 2825 onboard floppy controller supports two floppy drives including 2 88 MByte and two additional floppy tape drives The AVA...

Страница 20: ...ows your computer to access up to seven SCSI devices and has many features that make it easy to connect SCSI devices Note AVA 2820 2822 2825 host adapters are sold with sup port for DOS and Windows only However due to our extensive relationships with other operating system compa nies many Adaptec products are recognized by other oper ating systems Features Compatibility VESA local bus VL Bus stand...

Страница 21: ...ional floppy tape drives AVA 2822 2825 only Additional Support Through Adaptec EZ SCSI Lite Up to seven SCSI devices simultaneously including SCSI hard disk removable media magneto optical CD ROM including single and multisession Photo CD SCSI tape Floptical and WORM drives scanners and plotters Note Since the computer sees Floptical drives as floppy devices and since up to four floppy type device...

Страница 22: ...atures available through Adaptec s ASPI software Modular software driver structure allows for an expanding library of off the shelf device modules Passthrough interface available to third party software developers Note To install support for SCSI devices other than hard disk devices and CD ROM drives check the hardware doc umentation for those devices If the device requires ASPI support run Adapte...

Страница 23: ... rate depending on PIO Mode must have an EIDE drive that sup ports the transfer rate and FLEXI Driver software must be installed Advanced Fast SCSI 2 Implementation Concurrent support for Fast SCSI synchronous and asynchronous devices Uses the superior SCSI 2 external high density connector and standard internal ribbon connector Programmable single ended active SCSI termination Multiple LUN suppor...

Страница 24: ... The following are additional requirements for installing EZ SCSI Lite Disk Manager and FLEXI Driver software MS DOS and IBM DOS 3 3 or above Microsoft Windows 3 1x for Windows installations 2 MBytes of RAM A hard disk with 2 MBytes or more of free disk space FLEXI Driver software takes only 360 KBytes of space Product Specifications The basic technical specifications of the host adapter are descr...

Страница 25: ...AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A 2 1 2 Installation About This Chapter Read this chapter to find out An overview of installing your host adapter and peripheral devices The default settings of the host adapter Jumper and switch settings and how to change them Instructions for installing the ho...

Страница 26: ...ent Date 1 30 95 ECN Date 1 31 95 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A A A AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A ...

Страница 27: ...see Installing the Host Adapter on page 2 8 3 Connecting SCSI cables and SCSI peripheral devices see Connecting SCSI Devices on page 2 10 4 Terminating the SCSI bus see Terminating the SCSI Bus on page 2 15 5 Setting SCSI IDs see Setting SCSI IDs on page 2 17 6 Connecting floppy drives to the AVA 2822 2825 see Connecting Floppy Drives AV A 2822 2825 Only on page 2 18 7 Connecting standard IDE or E...

Страница 28: ...AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A Caution The host adapter is sensitive to static electricity even a mild shock can destroy a component on it Keep the host adapter in its conductive wrapping until you are ready to install it in your computer Before handling the host adapter always ground yourself by touching an unpainted surface on your computer chassis Host Adapter Layout Figure 2...

Страница 29: ...AA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A Figure 2 3 shows the major components on the AVA 2825 The table below describes some components on the host adapters AVA 2820 AVA 2822 AVA 2825 Component Description J1 J1 J1 External LED Connector J2 40 pin Standard IDE or EIDE Connector J3 J3 34 pin Floppy Connector J4 J4 J4 50 pin Internal SCSI Connector J5 J5 J5 50 pin High Density External ...

Страница 30: ...trols the settings for the floppy controller stan dard IDE or EIDE controller and host adapter BIOS address In most cases you do not need to change any of the default settings however if you need to change any of them do it now before install ing the host adapter and configuring your computer SCSI I O Port Address Jumper J7 allows you to select the SCSI I O port address for the AVA 2820 2822 2825 ...

Страница 31: ...controller in the computer is enabled See Connecting Floppy Drives AV A 2822 2825 Only on page 2 18 for more details Standard IDE or EIDE Controller AVA 2825 Only Switch sw2 on the switch block allows you to enable or disable the onboard standard IDE or EIDE controller for the AVA 2825 The standard IDE or EIDE controller is enabled by default on the AVA 2825 For the AVA 2820 2822 it must remain di...

Страница 32: ...sw3 and sw4 as specified below Installing the Host Adapter Note You cannot install more than one AVA 2825 host adapter in your PC To install the host adapter in your computer the chassis cover must be removed and the motherboard exposed Always refer to your computer documentation for instructions on removing the chassis cover and adding option boards such as the AVA 2820 2822 2825 WARNING Ground y...

Страница 33: ... A A 2 Locate an unused VL Bus slot in your computer and remove the corresponding slot cover 3 Carefully remove the host adapter from the antistatic bag Place the host adapter on top of the bag if you need to set it down 4 Align and insert the host adapter in the VL Bus slot 5 Secure the host adapter in your computer with the screw pro vided with the expansion slot cover VL Bus boards require firm...

Страница 34: ...g is espe cially critical if you use Fast SCSI data transfer rates The round cables used for external SCSI devices vary widely in quality and electrical characteristics Be sure that external SCSI cables meet SCSI 2 standards your cable vendor should be able to tell you this Adaptec sells high quality internal and external SCSI 2 cables If your reseller does not stock these cables call Adaptec dire...

Страница 35: ... internal SCSI devices To connect four or more internal SCSI devices to a SCSI bus obtain a 50 pin SCSI ribbon cable with enough connectors to accommodate all of your internal SCSI devices Note Refer to the device s documentation to install and mount internal SCSI devices inside your computer chassis To connect internal SCSI devices follow these steps 1 Attach the connector on one end of the 50 pi...

Страница 36: ...AAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A 2 Attach the connector on the other end of the 50 pin SCSI rib bon cable to the SCSI connector on the internal SCSI device 3 To connect subsequent internal SCSI devices plug the other connectors on the SCSI ribbon cable to the SCSI connectors on these devices Figure 2 6 Connecting the SCSI Ribbon Cable to an Internal SCSI Device Pin 1...

Страница 37: ...ost adapter This means that a simple two ended cable runs from the host adapter to the connector on the first external SCSI device A second connector on the back of the external SCSI device allows another cable to connect it with the second device in the chain External SCSI devices use a 50 pin shielded cable with a high density external connector External cable connectors are keyed and can only b...

Страница 38: ...A AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A 2 Attach the other connector of the external cable to either one of the SCSI connectors on the external SCSI device 3 To connect subsequent external SCSI devices obtain additional external cables and daisy chain each device to the previous device until all external SCSI devices have been connected Figure 2 9 Connecting the Ext...

Страница 39: ...CSI devices use a jumper or a switch located close to their SCSI connector s to control termination On other SCSI devices you must physically remove or install resistor module s Refer to the device s documentation to determine how to enable or disable ter mination on your particular SCSI device Note Since the AVA 2820 2822 2825 always supplies termi nation power to the SCSI bus disable SCSI device...

Страница 40: ... the SCSI bus and does not form a physical endpoint host adapter termination must be disabled with SCSISelect Internal SCSI Devices Only When only internal SCSI devices are connected to the host adapter and the host adapter is at the end of the SCSI bus the last internal SCSI device and host adapter must be terminated Figure 2 11 Termination Configuration with Internal and External SCSI Devices No...

Страница 41: ...ing the host adapter on the SCSI bus must be set to a unique SCSI ID The SCSI ID serves two purposes it uniquely defines each SCSI device s address on the bus and it deter mines the device s priority on the bus during the arbitration phase The arbitration phase determines which device owns the bus when two or more devices simultaneously request to use it When selecting SCSI IDs consider the follow...

Страница 42: ... drives can be connected to the host adapter by a 34 pin floppy ribbon cable with a 34 pin header connector Additional floppy tape drives can be connected to the host adapter a separate cable and device driver may be necessary see your floppy tape drive documentation for details Note that up to four floppy type devices are usually supported per computer and that you can install floppy disk drives ...

Страница 43: ... AAAA AAAA A A A A A A A A A A A A A A A To connect floppy drives follow these steps 1 Attach the connector at one end of the 34 pin floppy ribbon cable to the floppy connector on the host adapter Note Maintain pin 1 orientation Pin 1 of the floppy ribbon cable is designated by a colored stripe on one edge of the cable Pin 1 of the host adapter or floppy drive connector is usually designated by an...

Страница 44: ... A A A A A A A A 2 Attach the connector at the other end of the 34 pin floppy rib bon cable the end with the twist in the cable to the connector on the first floppy drive Drive A Maintain pin 1 orientation 3 To connect a second floppy drive plug the middle connector on the floppy ribbon cable to the connector on the second floppy drive Drive B Maintain pin 1 orientation Figure 2 15 Connecting the ...

Страница 45: ...25 disable the standard IDE or EIDE controller in your computer see your computer s documentation If you do not connect standard IDE or EIDE drives to your AVA 2825 be sure to disable the standard IDE or EIDE con troller on the AVA 2825 see Setting Jumpers and Switches on page 2 6 To connect standard IDE or EIDE drives to the AVA 2825 follow these steps 1 If you are connecting standard IDE or EIDE...

Страница 46: ...omputer s documentation for details Note If the IDE controller is on a separate board you may be able to remove it if the board is not also used for floppy drive support serial ports etc 4 Attach the connector at one end of the 40 pin standard IDE or EIDE ribbon cable to the AVA 2825 standard IDE or EIDE connector Note Maintain pin 1 orientation Pin 1 of the standard IDE or EIDE ribbon cable is de...

Страница 47: ...the first standard IDE or EIDE drive Maintain pin 1 orientation 6 To connect a second standard IDE or EIDE drive plug the other connector of the standard IDE or EIDE ribbon cable to the connector on the second standard IDE or EIDE drive main tain pin 1 orientation You can install up to two physical stan dard IDE or EIDE drives on the AVA 2825 Note Some standard IDE or EIDE drives may not be compat...

Страница 48: ...k drive activity If you connect your computer s LED cable to the host adapter the LED lights to indicate SCSI bus activity on SCSI devices connected to AVA 2820 2822 2825 The LED also indicates standard IDE or EIDE drive activity on standard IDE or EIDE drives connected to the AVA 2825 To connect the SCSI Standard IDE or EIDE activity LED connector follow these steps 1 Refer to your computer docum...

Страница 49: ...ble connect the LED cable connector to pins 1 and 2 of J1 Reassembling and Configuring the Computer 1 Before reassembling your computer be sure that The SCSI bus is properly terminated Each SCSI device on the bus is set to a unique SCSI ID 0 7 The host adapter is firmly seated and secured in the com puter s VL Bus slot Internal SCSI devices are connected to the host adapter with a 50 pin SCSI ribb...

Страница 50: ...n floppy ribbon cable with proper pin 1 orientation Make sure the floppy controller in the computer is disabled If you are using the AVA 2825 standard IDE or EIDE controller Make sure that the standard IDE or EIDE drive s is con nected to the host adapter with the 40 pin standard IDE or EIDE ribbon cable with proper pin 1 orientation Make sure the standard IDE or EIDE controller in the com puter i...

Страница 51: ... A A A AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A 3 1 3 SCSI Configuration with SCSISelect About This Chapter Read this chapter to find out about Configuring your host adapter and SCSI devices with the SCSISelect utility Disk formatting and verifying utilities av...

Страница 52: ...ent Date 1 30 95 ECN Date 1 31 95 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A A A AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A ...

Страница 53: ...her devices e g SCSI ID perform low level formatting on new SCSI disk devices or verify SCSI disk media Default Values This table lists the settings you can change with the SCSISelect utility and their default values Settings apply to the host adapter and all SCSI devices on the bus Settings that Apply Globally for the SCSI Bus Default Values Host Adapter Interrupt IRQ Channel 11 Host Adapter SCSI...

Страница 54: ...dapter and its corresponding SCSI ID number Press Ctrl A while the BIOS banner appears on the screen SCSISelect displays the Options menu shown in Figure 3 2 Figure 3 1 BIOS Banner Adaptec AVA 2820 2822 2825 BIOS v1 00 c 1994 Adaptec Inc All Rights Reserved Press Ctrl A for SCSISelect TM Utility SCSI ID 0 MAXTOR P1 17S SCSI ID 2 QUANTUM P40S 94 40 04xx SCSI ID 3 Toshiba CD_ROM XX3355 SCSI ID 4 ARC...

Страница 55: ...ettings shown on the menu in Figure 3 3 are the ones most likely to require adjustment Host Adapter Interrupt IRQ Channel assigns the interrupt channel for the host adapter Host Adapter SCSI ID changes the SCSI address or ID of the host adapter SCSI Parity Checking enables or disables host adapter SCSI parity checking Host Adapter SCSI Termination configures host adapter SCSI termination More adva...

Страница 56: ...verify the correct transmission of data from your SCSI devices If SCSI Parity Checking is enabled on the host adapter it should be enabled on all SCSI devices If any attached SCSI device does not support SCSI parity then disable SCSI Parity Checking on the host adapter as well as on each SCSI device Most devices today however support SCSI parity Host Adapter SCSI Termination This option allows you...

Страница 57: ... parameter Initiate Sync Negotiation This option determines whether the host adapter initiates synchro nous negotiation with the SCSI device Before data is transferred across the bus the sending initiating and receiving target devices negotiate and agree on how long each piece of data is and how many pieces are sent at a time that is they agree on how fast to talk Figure 3 5 SCSI Device Configurat...

Страница 58: ... initiated from the SCSI device The default setting is yes If this feature is set to no and neither the host adapter nor the SCSI device negotiate for synchronous data transfers all data transfers are asynchronous Note Some older SCSI 1 devices do not handle synchronous negotiation correctly which may result in erratic behavior or a hang condition If the device does not support synchro nous negoti...

Страница 59: ...on the SCSI bus setting the option for all devices to no may increase performance If you have several devices on the SCSI bus setting it to yes may increase performance Send Start Unit Command This option can reduce the load on your computer s power supply by allowing the host adapter to power up SCSI devices one at a time when you boot your system When set to yes the Start Unit Command is sent to...

Страница 60: ...der BIOS as Fixed Disks This option allows you to configure removable media drives such as Iomega Bernoulli and Syquest drives to be supported by the BIOS without installing additional software drivers Support for removable media drives means that the BIOS allows a removable media drive to be used as if it were a fixed disk drive it does not mean that the media can be removed during operation Figu...

Страница 61: ...s fixed disk drives Disabled No removable media drives are treated as fixed disks In this situation software drivers are needed because the drives are not controlled by the BIOS Removable disks configured as boot devices can be used to lock your system when they are removed To do this format a removable disk cartridge and partition it to be a boot device Make sure no other boot device is installed...

Страница 62: ...the AVA 2820 2822 2825 BIOS sup ports standard 3 5 inch VHD Very High Density 21 MByte Flopti cal drives without requiring additional software it also supports booting from a Floptical drive See Appendix C Floptical Drive Sup port for more details The default is disabled SCSI Disk Utilities When you select SCSI Disk Utilities from the Options menu SCSISelect scans the SCSI bus and lists all SCSI d...

Страница 63: ...disk media must be low level formatted before you can use your operating system s partitioning and file prepara tion commands such as MS DOS fdisk and format Most SCSI disk devices are preformatted and do not need reformatting However run the Format Disk utility on SCSI hard disk or removable media drives that were previously connected to a non Adaptec adapter Caution All data on the drive will be...

Страница 64: ...rent Date 1 30 95 ECN Date 1 31 95 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A A A AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A ...

Страница 65: ...AAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A 4 1 4 Standard IDE or EIDE Configuration AVA 2825 Only About This Chapter Read this chapter to find out about Setting up your standard IDE or EIDE drives with the AVA 2825 host adapter Configuring your computer s CMOS setup to recognize the standard IDE or EIDE drives Installing Disk M...

Страница 66: ...ent Date 1 30 95 ECN Date 1 31 95 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A A A AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A ...

Страница 67: ...IDE or EIDE drives in the computer when the drives are con nected to the AVA 2825 The first standard IDE or EIDE drive must be set up as the master drive and the second if any as the slave drive the master drive must be set up as drive C in the CMOS setup You may need to modify the CMOS setup when adding or removing standard IDE or EIDE drives When both standard IDE or EIDE and SCSI hard disk driv...

Страница 68: ... details 3 Make sure the master standard IDE or EIDE drive is assigned to drive C for booting purposes If you removed an standard IDE or EIDE drive from your computer enter the CMOS setup and specify that the drive is no longer installed See your computer and drive documentation for details Using Disk Manager Software with Large Standard IDE or EIDE Drives Due to a limitation caused by the combina...

Страница 69: ...ical standard IDE or EIDE drives controlled by drivers not by the BIOS If Disk Manager creates the first partition on the first IDE EIDE drive it automatically prepares this partition as the boot able drive C After connecting SCSI disk drive s and installing EZ SCSI Lite logical devices may be reassigned the last drive letter after physical disk drives in the computer For example Follow these step...

Страница 70: ... EIDE drives FLEXI Driver software automatically detects the drive s data transfer rates and configures data transfer between the computer and the drive according to this rate FLEXI Driver supports DOS and Windows The installation pro gram installs the DOS driver and gives you the option of installing the Windows driver if Windows is already installed If Windows is installed in your computer be su...

Страница 71: ...rive select it and press the Spacebar To continue with the installation press Enter c The Install program displays a screen allowing you to select the directory where FLEXI Driver files will be copied to your hard disk Accept the default directory of c flexidrv or type in the directory you want Press Enter to continue The Install program creates the directory you specified if it does not exist alr...

Страница 72: ... AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A e The Install program prompts you to install FLEXI Driver for Windows Accept the default directory of c windows or type the full path name where Windows is located and press Enter Install updates your system ini file and saves the previous version as system bak If you do not want to install FLEXI Driver for Windows press Esc If Windows is not inst...

Страница 73: ...AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A A 1 A Troubleshooting About This Appendix Read this appendix to find out How to use the troubleshooting checklist to diagnose problems that may occur when you install a host adapter in your system How to fix problems you may encounter ...

Страница 74: ...ent Date 1 30 95 ECN Date 1 31 95 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A A A AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A ...

Страница 75: ...n getting the host adapter running properly see Adaptec Technical Support and Services on page ii If a problem occurs during installation check the following items first All cables are properly connected Check power SCSI floppy and standard IDE or EIDE interface cables See Connecting SCSI Devices on page 2 10 Connecting Floppy Drives AV A 2822 2825 Only on page 2 18 and Connecting Standard IDE or ...

Страница 76: ... system s CMOS setup is set to No Drives Installed as is required for SCSI host adapters Try setting the SCSI boot drive to SCSI ID 0 This is normally done by changing jumpers or switches on the drive See Setting SCSI IDs on page 2 17 Make sure the SCSI bus is properly terminated See Terminating the SCSI Bus on page 2 15 You may need to low level format the SCSI hard drive If so first back up all ...

Страница 77: ... be physically damaged 04h Hardware error The disk drive may be defective Consult the device docu mentation and contact the manufacturer 05h Illegal request The Adaptec formatting utility does not support a low level format of this device however the device may already be low level formatted by the manufacturer This error rarely occurs 06h Unit Attention The removable media may be write protected ...

Страница 78: ...e 2 6 BIOS Startup Messages After you have successfully installed your host adapter the host adapter BIOS displays a message when you boot your computer Normally this message lists the SCSI ID manufacturer model num ber and other information for each SCSI device that has been suc cessfully identified by the BIOS If an initialization failure occurs the host adapter BIOS displays a specific error me...

Страница 79: ...u run the Format Disk utility Back up your data 3 Perform a SCSI low level format with the Format Disk utility under SCSI Disk Utilities See Format Disk on page 3 13 4 Run SCSISelect again and set Extended BIOS Translation to Enabled 5 Partition the drive again 6 Restore data to the disk device Time out failure during SCSI Inquiry command or Time out failure during SCSI Test Unit Ready command The...

Страница 80: ...ccording to Connecting Standard IDE or EIDE Drives AV A 2825 Only on page 2 21 and Chapter 4 Standard IDE or EIDE Configuration AV A 2825 Only and you still cannot access the stan dard IDE or EIDE drives try the following options Change the master standard IDE or EIDE drive to the slave and the slave standard IDE or EIDE drive to the master usu ally using jumpers or switches on the standard IDE or...

Страница 81: ...re that the dmdrvr bin file is installed in config sys This prob lem could only occur if the first drive is 528 MBytes and the sec ond drive is 528 MBytes I installed my standard IDE or EIDE drive and I cannot access more than 528 MBytes Check your device documentation to see if the standard IDE or EIDE drive supports simultaneous master slave emulation if so you may use this feature to emulate tw...

Страница 82: ...FLEXI Driver Software on page 4 6 My system hangs when I try to load FLEXI Driver with turbo mode disabled Be sure to enable turbo mode before loading FLEXI Driver I modified the FLEXI Driver line in the config sys and now my drive runs too slow We recommend that you do not change the FLEXI Driver config sys entry Reinstall FLEXI Driver My system hangs during startup after FLEXI Driver software in...

Страница 83: ...hysical disk drive parameters as set in the BIOS are incor rect Cross check the disk drive parameters against the pro grammed BIOS values and make any necessary corrections Some BIOS can auto detect hard disk parameters Windows Windows 3 1 does not load For correct operation the Windows driver requires that the DOS driver be previously loaded If the system ini file was updated dur ing installation...

Страница 84: ... bit access enabled I get an Insufficient Memory message and the system returns to the DOS prompt For correct 32 bit operation Windows requires that the flexidrv 386 driver be active During installation if for some reason the config sys file was updated with the device c flexidrv flexidrv sys command but the system ini file was not updated with the flexidrv 386 driver then Windows reports this err...

Страница 85: ... AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A My standard IDE or EIDE drive runs very slowly under Windows Be sure that FLEXI Driver for Windows is installed If it is installed be sure that the following lines are in the 386Enh section of your system ini file and that the device wdctrl lin...

Страница 86: ...rent Date 1 30 95 ECN Date 1 31 95 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A A A AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A ...

Страница 87: ...AA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A B 1 B Large SCSI Disk Drive Support About This Appendix Read this appendix to find out An overview of Extended BIOS Translation and the DOS 1 GByte limit for SCSI drives When to use the Extended BIOS Translation feature Questions an...

Страница 88: ...ent Date 1 30 95 ECN Date 1 31 95 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A A A AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A ...

Страница 89: ... Adaptec s Extended BIOS Translation feature uses 255 heads and 63 sectors extending the disk drive capacity limit under DOS to 8 GBytes To enable this feature refer to Advanced Configuration Options on page 3 10 Caution If you have already partitioned a large disk drive with one translation method conversion to another method will erase your data Be sure to back up your disk drive prior to any ch...

Страница 90: ...er ISC v3 0 or later and Novell UnixWare v1 0 or later Using fdisk To install a new disk or to repartition an existing disk use the fdisk DOS utility as you normally would The cylinder size increases to 8 MBytes when you enable Extended BIOS Translation The size of the partition you request must therefore be a multiple of 8 MBytes If you request a partition size that is not a multiple of 8 MBytes ...

Страница 91: ...AAA A A A A A A A A A A A A A A AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A C 1 C Floptical Drive Support About This Appendix Read this appendix to find out How the host adapter supports Floptical drives Floptical drive assignment Necessary formatting utilities ...

Страница 92: ...ent Date 1 30 95 ECN Date 1 31 95 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A A A AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A ...

Страница 93: ...gh Density 21 MByte Floptical diskettes without requiring driver software The 3 5 inch Floptical drives also support 720 KByte and 1 44 MByte diskettes The AVA 2820 2822 2825 host adapter supports two Floptical drives connected to the SCSI bus However since Floptical drives are interpreted by the computer as floppy devices only four floppy devices may be installed and used in your computer You may...

Страница 94: ... map third and fourth floppy drives after the hard disk drives A Floptical drive may be configured as the bootable A drive with a standard non SCSI floppy drive installed as floppy B This is possi ble only if your system CMOS setup utility allows you to configure a standard floppy as B without setting a standard A See your com puter documentation for details on configuring CMOS Setup VHD Format A ...

Страница 95: ...ce that acts as a liai son between host adapters and SCSI device drivers ASPI enables host adapters and device drivers to share a single SCSI hardware interface ASPI Manager A software module that pro vides an interface between ASPI modules a host adapter s and the SCSI devices connected to the adapter A single ASPI manager can handle multiple I O requests from multiple ASPI modules ASPI managers ...

Страница 96: ... computer s CPU or memory ISA EISA Micro Channel VL Bus and PCI are the major bus standards used in computers Bus Device Reset A SCSI message that clears all pending activity in the SCSI peripheral device to which it is addressed Byte An 8 bit unit of data A byte is normally the smallest address able unit of memory and the smallest unit of data transfer on the SCSI bus C CD ROM Compact Disk Read O...

Страница 97: ...SCSI bus to operate reliably over greater dis tances than single ended signals Differential SCSI uses two wires per signal which descrease noise on the SCSI bus and allows the SCSI bus to be up to 25 meters long The maximum bus length for single ended SCSI is 3 meters Disconnect Reconnect Disconnect occurs when a target releases control of the SCSI bus allowing the bus to go to the Bus Free phase ...

Страница 98: ...ains con figuration information entered via the SCSISelect utility The data stored in an EEPROM can be updated while it is installed in the host adapter EIDE Enhanced IDE An enhanced higher perfor mance version of IDE PIO Modes 1 through 5 are sup ported in the specification See IDE for more details EISA Extended Industry Standard Architecture A kind of com puter bus EISA an extension of the 16 bi...

Страница 99: ...A computer chip on which is embedded special permanent codes or software It is called firm as opposed to soft because the information is designed into the chip and cannot be modified by the user A host adapter BIOS is firmware Floppy Format A type of formatting used with removable media Floppy for matting causes removable media to be treated as a very large floppy disk You cannot create DOS partit...

Страница 100: ...SCSI device the target The initiator provides all the command information and parameters required to perform the operation but the target carries out the details of the operation The host adapter is usually called the initiator other devices on the SCSI bus such as disk drives are called SCSI targets Internal SCSI Device A SCSI device such as a hard disk drive or a CD ROM drive installed inside a ...

Страница 101: ...CPU and memory Local buses bypass the slower ISA and EISA expansion buses and allow much faster data transfer rates VL Bus is an example of local bus standards Logical Drive A computer disk storage device that can be addressed as a spe cific drive letter such as C or D A single physical disk device such as a hard disk drive can be partitioned into two or more logical drives with different drive le...

Страница 102: ...that more than one command is processed at the same time Multitasking allows a computer to overlap activities by using resources that are tem porarily not required for other operations This means that mul tiple programs or portions of programs may be operating in parallel Multithreaded I O A method by which data is accessed simultaneously from multiple SCSI devices to increase a computer s data tr...

Страница 103: ...d rotated and edited in other ways Pin 1 Orientation The orientation of pin 1 on a SCSI cable relative to the pin 1 position on the connector into which it is plugged The SCSI bus does not work properly if this orientation is reversed Cor rect pin 1 orientation is auto matic with external SCSI connectors because they can only be plugged in one way It is possible however to acciden tally reverse th...

Страница 104: ... internal and exter nal SCSI devices In a computer with two or more host adapters each adapter has its own sepa rate SCSI bus SCSI Device A device such as a host adapter hard disk drive or CD ROM drive that conforms to the SCSI interface standard and is attached to a SCSI bus cable The device may be an initiator a target or capable of both types of operation SCSI ID A unique identifier assigned to...

Страница 105: ...l clock periods from the data requests Synchronous data transfer can be used only for data transmis sion on the SCSI bus It cannot be used for Command Message and Status transmission Synchronous Data Transfer Negotiation The process in which the host adapter and the peripherals on the SCSI bus negotiate the data transfer frequency and the delay between requests and acknowledgments This negotiation...

Страница 106: ...mproves sys tem performance V VESA Video Electronics Standard Association An international non profit organization of com puter equipment and software manufacturers that defines and promotes video standards for the VL Bus technology VL Bus VESA Local Bus A local bus technology that allows hard disk drives video cards and other peripherals to send data directly to and receive data directly from the...

Страница 107: ...E EIDE ribbon 2 21 internal SCSI ribbon 2 11 LED activity 2 25 ordering ii SCSI cable lengths 2 10 CD ROM Drives 1 5 1 6 CMOS Setup 2 18 4 3 4 4 A 4 Components 2 4 2 5 config sys 4 7 Configuration conflicts with other options A 6 enable disconnection 3 9 enable sync negotiation 3 7 extended BIOS translation 3 11 host adapter SCSI ID 3 6 host adapter termination 3 6 IDE EIDE 4 1 4 8 interrupt chann...

Страница 108: ...ervice ii Extended BIOS Translation 3 11 A 6 B 3 B 4 EZ SCSI Lite 1 4 1 6 4 5 F Fast SCSI 1 7 2 10 fdisk Command B 4 Features 1 4 FLEXI Driver Software 1 3 1 6 4 6 4 8 Floppy Controller 2 18 Floppy Drives 2 5 2 10 C 3 C 4 Floppy Ribbon Cables 2 18 Floppy Support 2 6 2 7 Floppy Tape Drives 1 3 1 5 2 18 Floptical Drives C 4 Floptical Support C 3 Format Disk Utility 3 13 A 4 B 4 Format low level 3 13...

Страница 109: ... see Utilities SCSI Hard Disks 3 11 3 13 4 3 4 5 A 4 B 4 SCSI Hard Disks Over 1 GByte 3 11 A 6 B 3 B 4 SCSI I O Port Address 2 6 SCSI ID 2 17 3 6 3 7 A 3 A 4 A 6 SCSI Termination 2 15 2 17 3 6 A 3 A 4 A 5 SCSI Termination Power 2 15 SCSI 2 1 7 SCSISelect configuring the host adapter 3 1 3 13 default values 3 3 features 1 3 running 3 4 when to use 3 3 Send Start Unit Command 3 9 Static Electricity ...

Страница 110: ...nt Date 1 30 95 ECN Date 1 31 95 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A A A AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA A A A A A A A A A A A A A A A ...

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