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 [Image] 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.