DATA TECHNOLOGY CORPORATION

DTC51-2G

Data bus:

8-bit, ISA

Size:

Half-length, full-height card

Hard drive supported:

Up to seven SCSI devices

Floppy drives supported:

Two 360KB, 720KB, 1.2MB, or 1.44MB drives

CONNECTIONS

Function

Location

50-pin SCSI connector - internal

J1

26-pin SCSI connector - external

J2

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

SCSI retries enabled

SW1/jumper 2

open

 

SCSI retries disabled

SW1/jumper 2

closed

»

SCSI parity check enabled

SW1/jumper 3

closed

 

SCSI parity check disabled

SW1/jumper 3

open

»

DMA Channel 1 enabled

SW1/jumper 5

closed

 

DMA Channel 3 enabled

SW1/jumper 5

open

»

DMA enabled

SW1/jumper 6

open

 

DMA disabled

SW1/jumper 6

closed

I/O PORT ADDRESS - SW1

Address

SW1/jumper 7

SW1/jumper 8

 

320h

closed

closed

»

330h

closed

open

 

340h

open

closed

BIOS ADDRESS - SW2

Address

SW2/jumper 1

SW2/jumper 2

SW2/jumper 3

SW2/jumper 4

 

C000h

closed

closed

closed

closed

 

C400h

closed

closed

closed

open

 

C800h

closed

closed

open

closed

 

CC00h

closed

closed

open

open

 

D000h

closed

open

closed

closed

 

D400h

closed

open

closed

open

»

D800h

closed

open

open

closed

 

DC00h

closed

open

open

open

 

E000h

open

closed

closed

closed

 

E400h

open

closed

closed

open

 

E800h

open

closed

open

closed

 

EC00h

open

closed

open

open

 

F000h

open

open

closed

closed

 

F400h

open

open

closed

open

 

F800h

open

open

open

closed

 

FC00h

open

open

open

open

MISCELLANEOUS TECHNICAL NOTES

Jumpers SW1/jumper 1, SW1/jumper 4, W2, and W2 are factory configured as follows:

SW1/jumper 1 - open, SW1/jumper 4 - closed, Jumper W1 - closed, Jumper W2 - pins 2 & 3 closed. Do not alter these settings.