ADAPTEC, INC.
AHA-2944W
| 
 
  | |
| 
 Data bus:  | 
 32-bit PCI  | 
| 
 Size:  | 
 Half-length, full-height card  | 
| 
 Hard drive supported:  | 
 Up to fifteen SCSI-2 devices  | 
| 
 Floppy drives supported:  | 
 None  | 
| 
 CONNECTIONS  | |
| 
 Function  | 
 Location  | 
| 
 50-pin SCSI connector - internal  | 
 J1  | 
| 
 4-pin connector - drive active LED  | 
 J2  | 
| 
 68-pin SCSI connector - internal  | 
 J3  | 
| 
 68-pin SCSI connector - external  | 
 J6  | 
| 
 USER CONFIGURABLE SETTINGS  | ||
| 
 Function  | 
 Location  | 
 Setting  | 
| 
 Termination power for J3, when power off enabled  | 
 J4  | 
 closed  | 
| 
 Termination power for J3, when power off disabled  | 
 J4  | 
 open  | 
| 
 Termination power for J1, when power off enabled  | 
 J5  | 
 closed  | 
| 
 Termination power for J1, when power off disabled  | 
 J5  | 
 open  | 
| 
 Low byte & high byte set to off  | 
 R1-R12  | 
 removed  | 
| 
 Low byte & high byte set to on  | 
 R1-R12  | 
 installed  | 
| 
 Low byte set to off, high byte set to on  | 
 R9, R12, R3, R6  | 
 installed  | 
| 
 R1, R2, R4, R5, R7, R8, R10, R11  | 
 removed  | |
| 
 MISCELLANEOUS TECHNICAL NOTES  | 
| 
 R1, R2, R9, R10, R11, R12 are 330-ohm. R3, R4, R5, R6, R7, R8 are 150-ohm. When using only the 68-pin external connector low & high bytes must be set to on. When using the 68-pin internal & external connectors or when using the 50-pin & 68-pin internal connectors low byte must be set to off, high byte to on. When using the 50-pin internal & 68-pin external low & high bytes must be set to off.  |