ALPHA RESEARCH CORPORATION
S455S
Data bus: |
16-bit, ISA |
Size: |
Full-length, full-height card |
Hard drive supported: |
Up to seven SCSI drives |
Floppy drives supported: |
360KB, 720KB, 1.2MB, or 1.44MB (2) |
CONNECTIONS | |
Purpose |
Location |
SCSI drive interface (50 pin) external |
CN1 |
SCSI drive interface (50 pin) internal |
CN2 |
Floppy drive interface |
CN3 |
Hard drive activity LED |
JP1 |
Speaker |
JP2 |
USER CONFIGURABLE SETTINGS | |||
Function |
Location |
Setting | |
» |
Floppy drive enabled |
JP3 |
closed |
|
Floppy drive disabled |
JP3 |
open |
MISCELLANEOUS TECHNICAL NOTES |
This controller supports 256KB, 1MB, or 4MB fast page mode SIMM's , 80nsec or faster. All four SIMM sockets must be filled with the same size SIMM's for proper operation |