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 Host Adapter

Quick Installation

Introduction

The 

 EISA 

 Host Adapter is an

intelligent EISA to SCSI bus master host adapter, sup-

porting up to seven SCSI devices. BT-747C adapters

offer device driver support for widely-used industry
standard operating systems. The BT-746C is the same
as the BT-747C but without the floppy connector.

Installation Checklist

Host adapter installation involves the following steps:

2.

3.
4.

5.
6.
7.

8.
9.

Unpacking the host adapter and opening up the
host system for adapter and SCSI device installa-
tion.
Setting the SCSI ID for all devices being attached to
the host adapter.
Terminating SCSI devices.
Installing and cabling the adapter and SCSI devices.

Updating your host system CMOS.

Configuring EISA utility parameters.
Configuring optional adapter operating parameters

using the 

 

 configuration utility.

Testing adapter connectivity.
Low-level formatting and verifying the hard

drive(s) (if needed).

10. Setting up the hard drive(s).
11. Installing the device drivers onto the hard drive(s).

Step 1. Unpacking

1. Before handling the 

 make sure your body

is grounded with a grounding strap. Touch your
computer on a metal part to discharge static elec-

tricity before handling the board. The board should

always be held by the edges even after static elec-
tricity is discharged.

 LED Connector

LED

J2 Floppy Connector

J3 Internal SCSI Connector

Edge Connector

 

J4 External

SCSI

(SCSI 2)

Figure 1. BT-747C Board Layout

2. Verify that no physical damage occurred during

shipping by inspecting the board for bent pins,
loose parts, broken traces, and chipped or broken
connectors.
You may need the following items during installa-

tion:

Small screwdriver and small needle-nosed pliers
50-pin SCSI flat ribbon cable to connect to inter-

nal devices

50-pin cable with high density connector to at-

tach to external devices

34-pin flat ribbon cable to connect to a floppy

drive. (BT-747C only)

Optional 4-pin cable to connect to the drive LED
Your computer’s hardware manual

Manuals for SCSI devices (e.g., hard drive, 

ROM or tape player)

Computer (e.g., SETUP) and operating system

(partition, high-level format) programs

Summary of Contents for BT-746C

Page 1: ...BT 746C 747C EISA Host Adapter Quick Installation ...

Page 2: ...hard drive s 11 Installing the device drivers onto the hard drive s Step 1 Unpacking 1 Before handling the BT 747C make sure your body is grounded with a grounding strap Touch your computer on a metal part to discharge static elec tricity before handling the board The board should always be held by the edges even after static elec tricity is discharged Jl LED Connector Wl LED J2 Floppy Connector J...

Page 3: ...d Cabling the Adapter Before installing the adapter you must check that the jumper cap is installed on Wl This jumper enables communication with the floppy drive 1 2 Remove the mounting screw and the existing bracket from the rear panel behind the 32 bit slot where you want to install the BT 747C Press the BT 747C downward into the selected 32 bit slot align the mounting bracket and reinstall the ...

Page 4: ...hard ware interrupt line on the EISA bus that the BT 747C should use to generate interrupts to the host or to dis able interrupts Edge triggered interrupts assert inter rupts high whereas level triggered interrupts assert interrupts low Level triggered interrupts allow multi ple boards to share the same hardware interrupt line on the EISA bus Def ZZ Host BIOS 16K Bytes Address If more than one hos...

Page 5: ...ytes per drive of DOS disk space The 1 GByte support must be turned on under the following two conditions 1 the combined space of all the DOS parti tions exceeds 1 GByte or 2 1 GByte disk accesses are required to boot the operating system Def No BIOS Supports Removable Disks as Fixed Disks This option enables the adapter BIOS to register removable disks as fixed disks and access them via Interrupt...

Page 6: ...ng the floppy or press ENTER to accept the default 3 You are next prompted to select the driver DOS or NetWare to be installed Move the cursor to the de sired selection and press ENTER 9 The system allows you to select Express Install or Custom Install If you select Custom Install the sys tem lets you select the specific drivers to be in stalled The utility automatically installs the drivers Once ...

Page 7: ... W x 4 5L x 0 5 H Electrical Operating Voltage Operating Current Max Ripple Noise 5 0 25V 5A Max 100 mV Environmental Temperature Relative Humidity Altitude 0 C to 60 C 32 F 40 F 10 to 95 non ising 0 to 10 000 ft operating 0 to 15 000 ft non operating Interface Connections SCSI Internal 50 pin double row connector SCSI External 50 pin shielded SCSI connector Floppy 34 pin AT compatible ribbon styl...

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