ADAPTEC, INC.
AHA-1740A, AHA-1742A
Data bus: | 32-bit, EISA |
Size: | Full-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-pinSCSI connector - external | CN1 |
50-pinSCSI connector - internal | CN2 |
34-pin control cable connector - floppy drive | CN3 |
4-pin connector - drive active LED | CN4 |
USER CONFIGURABLE SETTINGS | |||
Function | Location | Setting | |
» | Floppy drive enabled | J6/jumper 1 | closed |
| Floppy drive disabled | J6/jumper 1 | open |
» | Floppy drive port address is 3F0-3F7h | J6/jumper 2 | open |
| Floppy drive port address is 370-377h | J6/jumper 2 | closed |